diff --git a/optimizer/src/main/java/dev/cel/optimizer/optimizers/BUILD.bazel b/optimizer/src/main/java/dev/cel/optimizer/optimizers/BUILD.bazel
index 02fc857df..50984fe37 100644
--- a/optimizer/src/main/java/dev/cel/optimizer/optimizers/BUILD.bazel
+++ b/optimizer/src/main/java/dev/cel/optimizer/optimizers/BUILD.bazel
@@ -60,11 +60,13 @@ java_library(
         ":default_optimizer_constants",
         "//:auto_value",
         "//bundle:cel",
+        "//checker:standard_decl",
         "//common:cel_ast",
         "//common:cel_source",
         "//common:compiler_common",
         "//common:mutable_ast",
         "//common:mutable_source",
+        "//common:operator",
         "//common/ast",
         "//common/ast:cel_block",
         "//common/ast:mutable_expr",
diff --git a/optimizer/src/main/java/dev/cel/optimizer/optimizers/SubexpressionOptimizer.java b/optimizer/src/main/java/dev/cel/optimizer/optimizers/SubexpressionOptimizer.java
index 74794cda5..7c29938e9 100644
--- a/optimizer/src/main/java/dev/cel/optimizer/optimizers/SubexpressionOptimizer.java
+++ b/optimizer/src/main/java/dev/cel/optimizer/optimizers/SubexpressionOptimizer.java
@@ -26,15 +26,22 @@
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Strings;
 import com.google.common.base.Verify;
+import com.google.common.collect.HashMultiset;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableListMultimap;
+import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Multimaps;
+import com.google.common.collect.Multiset;
 import com.google.common.collect.Sets;
 import com.google.common.collect.Streams;
 import com.google.errorprone.annotations.CanIgnoreReturnValue;
 import dev.cel.bundle.Cel;
 import dev.cel.bundle.CelBuilder;
+import dev.cel.checker.CelStandardDeclarations.StandardFunction.Overload.Arithmetic;
+import dev.cel.checker.CelStandardDeclarations.StandardFunction.Overload.BooleanOperator;
+import dev.cel.checker.CelStandardDeclarations.StandardFunction.Overload.Comparison;
+import dev.cel.checker.CelStandardDeclarations.StandardFunction.Overload.Relation;
 import dev.cel.common.CelAbstractSyntaxTree;
 import dev.cel.common.CelMutableAst;
 import dev.cel.common.CelMutableSource;
@@ -44,6 +51,7 @@
 import dev.cel.common.CelSource.Extension.Version;
 import dev.cel.common.CelValidationException;
 import dev.cel.common.CelVarDecl;
+import dev.cel.common.Operator;
 import dev.cel.common.ast.CelBlock;
 import dev.cel.common.ast.CelExpr;
 import dev.cel.common.ast.CelExpr.CelCall;
@@ -51,8 +59,15 @@
 import dev.cel.common.ast.CelExpr.CelList;
 import dev.cel.common.ast.CelExpr.ExprKind.Kind;
 import dev.cel.common.ast.CelMutableExpr;
+import dev.cel.common.ast.CelMutableExpr.CelMutableCall;
+import dev.cel.common.ast.CelMutableExpr.CelMutableComprehension;
 import dev.cel.common.ast.CelMutableExpr.CelMutableIdent;
+import dev.cel.common.ast.CelMutableExpr.CelMutableList;
+import dev.cel.common.ast.CelMutableExpr.CelMutableMap;
+import dev.cel.common.ast.CelMutableExpr.CelMutableSelect;
+import dev.cel.common.ast.CelMutableExpr.CelMutableStruct;
 import dev.cel.common.ast.CelMutableExprConverter;
+import dev.cel.common.ast.CelReference;
 import dev.cel.common.navigation.CelNavigableExpr;
 import dev.cel.common.navigation.CelNavigableExprUtil;
 import dev.cel.common.navigation.CelNavigableMutableAst;
@@ -65,8 +80,10 @@
 import dev.cel.optimizer.CelAstOptimizer;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.EnumSet;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.IdentityHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -173,7 +190,9 @@ private OptimizationResult optimizeUsingCelBlock(CelAbstractSyntaxTree ast, Cel
 
     for (iterCount = 0; iterCount < cseOptions.iterationLimit(); iterCount++) {
       CelNavigableMutableAst navAst = CelNavigableMutableAst.fromAst(astToModify);
-      ImmutableList<CelMutableExpr> cseCandidates = getCseCandidates(navAst);
+      ValueNumberer valueNumberer =
+          new ValueNumberer(navAst.getRoot().expr(), ast.getReferenceMap());
+      ImmutableList<CelMutableExpr> cseCandidates = getCseCandidates(navAst, valueNumberer);
       if (cseCandidates.isEmpty()) {
         break;
       }
@@ -390,25 +409,50 @@ private static void replaceWithBlockIdent(
     expr.setIdent(CelMutableIdent.create(blockIdentifier));
   }
 
-  private ImmutableList<CelMutableExpr> getCseCandidates(CelNavigableMutableAst navAst) {
+  private ImmutableList<CelMutableExpr> getCseCandidates(
+      CelNavigableMutableAst navAst, ValueNumberer valueNumberer) {
     Set<CelMutableExpr> ineligibleExprs = getIneligibleExprsFromComprehensionBranches(navAst);
     ImmutableList<CelNavigableMutableExpr> allNodes =
         navAst.getRoot().allNodes(TraversalOrder.PRE_ORDER).collect(toImmutableList());
     ImmutableListMultimap<Integer, CelNavigableMutableExpr> nodesByHeight =
         Multimaps.index(allNodes, CelNavigableMutableExpr::height);
-    HashSet<CelMutableExpr> semanticallyEqualNodes = new HashSet<>();
+    // Loop-invariant subexpressions are extracted even if they occur once: block slots are lazily
+    // memoized, so they then run at most once and only if reached, instead of once per iteration.
+    @SuppressWarnings("ValueClassIdentity") // Integer values are only unboxed, never compared.
+    IdentityHashMap<CelMutableExpr, Integer> loopDepths = new IdentityHashMap<>();
     for (CelNavigableMutableExpr node : allNodes) {
-      ImmutableList<CelNavigableMutableExpr> sameHeightNodes = nodesByHeight.get(node.height());
-      if (sameHeightNodes.size() < 2 || !canEliminate(node, ineligibleExprs)) {
+      if (node.getKind().equals(Kind.COMPREHENSION)) {
+        CelNavigableMutableExpr.fromExpr(node.expr().comprehension().loopStep())
+            .allNodes()
+            .forEach(step -> loopDepths.merge(step.expr(), 1, Integer::sum));
+      }
+    }
+    // Only hoisting needs these, and computing them walks every node's subtree.
+    Set<CelMutableExpr> eligibleExprs = Sets.newIdentityHashSet();
+    Multiset<Integer> vnCounts = HashMultiset.create();
+    if (!loopDepths.isEmpty()) {
+      for (CelNavigableMutableExpr node : allNodes) {
+        if (canEliminate(node, ineligibleExprs)) {
+          eligibleExprs.add(node.expr());
+          vnCounts.add(valueNumberer.vnOf(node.expr()));
+        }
+      }
+    }
+    Set<Integer> seenVns = new HashSet<>();
+    for (CelNavigableMutableExpr node : allNodes) {
+      boolean inLoopStep = loopDepths.containsKey(node.expr());
+      if ((!inLoopStep && nodesByHeight.get(node.height()).size() < 2)
+          || !canEliminate(node, ineligibleExprs)) {
         continue;
       }
-      // Normalize the expr to test semantic equivalence.
-      CelMutableExpr normalizedExpr = normalizeForEquality(node.expr());
-      if (!semanticallyEqualNodes.add(normalizedExpr)) {
-        return sameHeightNodes.stream()
+      CelNavigableMutableExpr target =
+          inLoopStep ? hoistTarget(node, loopDepths, vnCounts, valueNumberer, eligibleExprs) : node;
+      int vn = valueNumberer.vnOf(target.expr());
+      if (!seenVns.add(vn) || inLoopStep) {
+        return nodesByHeight.get(target.height()).stream()
             .filter(candidate -> canEliminate(candidate, ineligibleExprs))
             .map(CelNavigableMutableExpr::expr)
-            .filter(expr -> normalizeForEquality(expr).equals(normalizedExpr))
+            .filter(expr -> valueNumberer.vnOf(expr) == vn)
             .collect(toImmutableList());
       }
     }
@@ -416,6 +460,47 @@ private ImmutableList<CelMutableExpr> getCseCandidates(CelNavigableMutableAst na
     return ImmutableList.of();
   }
 
+  // Slots are never revisited, so before hoisting `node` this first hoists any eligible descendant
+  // that also occurs outside of it, or that is invariant to a loop nested inside it.
+  private static CelNavigableMutableExpr hoistTarget(
+      CelNavigableMutableExpr node,
+      IdentityHashMap<CelMutableExpr, Integer> loopDepths,
+      Multiset<Integer> vnCounts,
+      ValueNumberer valueNumberer,
+      Set<CelMutableExpr> eligibleExprs) {
+    ImmutableList<CelNavigableMutableExpr> descendants =
+        node.descendants(TraversalOrder.PRE_ORDER)
+            .filter(d -> eligibleExprs.contains(d.expr()))
+            .collect(toImmutableList());
+    Multiset<Integer> innerVnCounts = HashMultiset.create();
+    descendants.forEach(d -> innerVnCounts.add(valueNumberer.vnOf(d.expr())));
+    // Equivalent copies of `node` are extracted along with it, so occurrences inside them are fine.
+    int copies = vnCounts.count(valueNumberer.vnOf(node.expr()));
+    int depth = loopDepths.get(node.expr());
+    return descendants.stream()
+        .filter(
+            d -> {
+              int vn = valueNumberer.vnOf(d.expr());
+              return vnCounts.count(vn) > innerVnCounts.count(vn) * copies
+                  || loopDepths.get(d.expr()) > depth;
+            })
+        .findFirst()
+        .map(d -> hoistTarget(d, loopDepths, vnCounts, valueNumberer, eligibleExprs))
+        .orElse(node);
+  }
+
+  // The planner accumulates `@ac + [elem]` steps (map, filter) in place, so `[elem]` is not
+  // extracted.
+  private static boolean isAccumulation(CelMutableExpr expr) {
+    if (!expr.getKind().equals(Kind.CALL)
+        || !expr.call().function().equals(Operator.ADD.getFunction())) {
+      return false;
+    }
+    CelMutableExpr accu = expr.call().args().get(0);
+    return accu.getKind().equals(Kind.IDENT)
+        && accu.ident().name().startsWith(MANGLED_COMPREHENSION_ACCU_VAR_PREFIX);
+  }
+
   private boolean canEliminate(
       CelNavigableMutableExpr navigableExpr, Set<CelMutableExpr> ineligibleExprs) {
     return !navigableExpr.getKind().equals(Kind.CONSTANT)
@@ -471,6 +556,12 @@ private static Set<CelMutableExpr> getIneligibleExprsFromComprehensionBranches(
                             .allNodes())
                     .map(CelNavigableMutableExpr::expr)
                     .forEach(ineligibleExprs::add));
+    navAst
+        .getRoot()
+        .allNodes()
+        .map(CelNavigableMutableExpr::expr)
+        .filter(SubexpressionOptimizer::isAccumulation)
+        .forEach(expr -> ineligibleExprs.add(expr.call().args().get(1)));
 
     return ineligibleExprs;
   }
@@ -488,17 +579,146 @@ private boolean containsEliminableFunctionOnly(CelNavigableMutableExpr navigable
             });
   }
 
-  /**
-   * Converts the {@link CelMutableExpr} to make it suitable for performing a semantically equals
-   * check.
-   *
-   * <p>Specifically, this will deep copy the mutable expr then set all expr IDs in the expression
-   * tree to 0.
-   */
-  private CelMutableExpr normalizeForEquality(CelMutableExpr mutableExpr) {
-    CelMutableExpr copiedExpr = CelMutableExpr.newInstance(mutableExpr);
+  // Assigns equal value numbers to equivalent subexpressions, including commuted and converse calls
+  // with only standard overloads. If both operands fail, either error may be reported, which CEL's
+  // unspecified evaluation order permits.
+  private static final class ValueNumberer {
+    private static final ImmutableMap<String, String> SWAPPED_FUNCTIONS =
+        ImmutableMap.<String, String>builder()
+            .put(Operator.ADD.getFunction(), Operator.ADD.getFunction())
+            .put(Operator.MULTIPLY.getFunction(), Operator.MULTIPLY.getFunction())
+            .put(Operator.EQUALS.getFunction(), Operator.EQUALS.getFunction())
+            .put(Operator.NOT_EQUALS.getFunction(), Operator.NOT_EQUALS.getFunction())
+            .put(Operator.LOGICAL_AND.getFunction(), Operator.LOGICAL_AND.getFunction())
+            .put(Operator.LOGICAL_OR.getFunction(), Operator.LOGICAL_OR.getFunction())
+            .put(Operator.GREATER.getFunction(), Operator.LESS.getFunction())
+            .put(Operator.GREATER_EQUALS.getFunction(), Operator.LESS_EQUALS.getFunction())
+            .buildOrThrow();
+    private static final ImmutableSet<String> SWAPPABLE_OVERLOAD_IDS =
+        Stream.concat(
+                Stream.of(
+                    Arithmetic.ADD_INT64,
+                    Arithmetic.ADD_UINT64,
+                    Arithmetic.ADD_DOUBLE,
+                    Arithmetic.ADD_DURATION_DURATION,
+                    Arithmetic.ADD_TIMESTAMP_DURATION,
+                    Arithmetic.ADD_DURATION_TIMESTAMP,
+                    Arithmetic.MULTIPLY_INT64,
+                    Arithmetic.MULTIPLY_UINT64,
+                    Arithmetic.MULTIPLY_DOUBLE,
+                    Relation.EQUALS,
+                    Relation.NOT_EQUALS,
+                    BooleanOperator.LOGICAL_AND,
+                    BooleanOperator.LOGICAL_OR),
+                EnumSet.allOf(Comparison.class).stream())
+            .map(overload -> overload.celOverloadDecl().overloadId())
+            .collect(toImmutableSet());
 
-    return astMutator.clearExprIds(copiedExpr);
+    private final ImmutableMap<Long, CelReference> references;
+    private final Map<ImmutableList<?>, Integer> keyToVn;
+    private final IdentityHashMap<CelMutableExpr, Integer> exprToVn;
+
+    private int vnOf(CelMutableExpr expr) {
+      return Verify.verifyNotNull(exprToVn.get(expr));
+    }
+
+    private int computeVn(CelMutableExpr expr) {
+      ImmutableList<?> key = buildKey(expr);
+      int vn = keyToVn.computeIfAbsent(key, k -> keyToVn.size());
+      exprToVn.put(expr, vn);
+      return vn;
+    }
+
+    private ImmutableList<Integer> computeVns(List<CelMutableExpr> exprs) {
+      ImmutableList.Builder<Integer> vns = ImmutableList.builderWithExpectedSize(exprs.size());
+      for (CelMutableExpr expr : exprs) {
+        vns.add(computeVn(expr));
+      }
+      return vns.build();
+    }
+
+    private ImmutableList<?> buildKey(CelMutableExpr expr) {
+      switch (expr.getKind()) {
+        case CONSTANT:
+          return ImmutableList.of(Kind.CONSTANT, expr.constant());
+        case IDENT:
+          // Runs after identifiers are mangled.
+          return ImmutableList.of(Kind.IDENT, expr.ident().name());
+        case SELECT:
+          CelMutableSelect select = expr.select();
+          return ImmutableList.of(
+              Kind.SELECT, computeVn(select.operand()), select.field(), select.testOnly());
+        case CALL:
+          CelMutableCall call = expr.call();
+          String function = call.function();
+          // VNs are non-negative, so -1 marks a global call.
+          int targetVn = call.target().map(this::computeVn).orElse(-1);
+          ImmutableList<Integer> argVns = computeVns(call.args());
+          // Keyed even when no swap applies (e.g. _<_), so a call that also resolves to custom
+          // overloads (x < 5 on dyn) never merges with a canonicalized standard-only one (5 > x).
+          boolean swappable = hasOnlySwappableOverloads(expr.id());
+          String swapped = SWAPPED_FUNCTIONS.get(function);
+          if (swappable
+              && swapped != null
+              && (!swapped.equals(function) || argVns.get(0) > argVns.get(1))) {
+            function = swapped;
+            argVns = argVns.reverse();
+          }
+          return ImmutableList.of(Kind.CALL, targetVn, function, argVns, swappable);
+        case LIST:
+          CelMutableList list = expr.list();
+          return ImmutableList.of(
+              Kind.LIST, computeVns(list.elements()), ImmutableList.copyOf(list.optionalIndices()));
+        case MAP:
+          CelMutableMap map = expr.map();
+          ImmutableList.Builder<Object> entryVns =
+              ImmutableList.builderWithExpectedSize(map.entries().size());
+          for (CelMutableMap.Entry entry : map.entries()) {
+            entryVns.add(
+                ImmutableList.of(
+                    computeVn(entry.key()), computeVn(entry.value()), entry.optionalEntry()));
+          }
+          return ImmutableList.of(Kind.MAP, entryVns.build());
+        case STRUCT:
+          CelMutableStruct struct = expr.struct();
+          ImmutableList.Builder<Object> fieldVns =
+              ImmutableList.builderWithExpectedSize(struct.entries().size());
+          for (CelMutableStruct.Entry entry : struct.entries()) {
+            fieldVns.add(
+                ImmutableList.of(
+                    entry.fieldKey(), computeVn(entry.value()), entry.optionalEntry()));
+          }
+          return ImmutableList.of(Kind.STRUCT, struct.messageName(), fieldVns.build());
+        case COMPREHENSION:
+          CelMutableComprehension comp = expr.comprehension();
+          return ImmutableList.of(
+              Kind.COMPREHENSION,
+              comp.iterVar(),
+              comp.iterVar2(),
+              comp.accuVar(),
+              computeVn(comp.iterRange()),
+              computeVn(comp.accuInit()),
+              computeVn(comp.loopCondition()),
+              computeVn(comp.loopStep()),
+              computeVn(comp.result()));
+        default:
+          throw new IllegalArgumentException("Unexpected ExprKind: " + expr.getKind());
+      }
+    }
+
+    private boolean hasOnlySwappableOverloads(long id) {
+      ImmutableList<String> overloadIds = references.get(id).overloadIds();
+      // Fail closed: containsAll is vacuously true for an empty list.
+      return !overloadIds.isEmpty() && SWAPPABLE_OVERLOAD_IDS.containsAll(overloadIds);
+    }
+
+    @SuppressWarnings("ValueClassIdentity") // Integer values are only unboxed, never compared.
+    private ValueNumberer(CelMutableExpr root, ImmutableMap<Long, CelReference> references) {
+      this.references = references;
+      this.keyToVn = new HashMap<>();
+      this.exprToVn = new IdentityHashMap<>();
+      computeVn(root);
+    }
   }
 
   /** Options to configure how Common Subexpression Elimination behave. */
diff --git a/optimizer/src/test/java/dev/cel/optimizer/optimizers/SubexpressionOptimizerBaselineTest.java b/optimizer/src/test/java/dev/cel/optimizer/optimizers/SubexpressionOptimizerBaselineTest.java
index ffe79faf1..2361958ca 100644
--- a/optimizer/src/test/java/dev/cel/optimizer/optimizers/SubexpressionOptimizerBaselineTest.java
+++ b/optimizer/src/test/java/dev/cel/optimizer/optimizers/SubexpressionOptimizerBaselineTest.java
@@ -17,6 +17,7 @@
 import static com.google.common.truth.Truth.assertThat;
 import static dev.cel.common.CelOverloadDecl.newGlobalOverload;
 
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import com.google.testing.junit.testparameterinjector.TestParameter;
 import com.google.testing.junit.testparameterinjector.TestParameterInjector;
@@ -95,6 +96,8 @@ private static Cel setupCelEnv(CelBuilder celBuilder) {
       TestAllTypes.newBuilder()
           .setSingleInt64(3L)
           .setSingleInt32(5)
+          .addAllRepeatedInt64(ImmutableList.of(1L, 2L, 3L))
+          .addRepeatedInt32(2)
           .setOneofType(
               NestedTestAllTypes.newBuilder()
                   .setPayload(
@@ -403,7 +406,37 @@ private enum CseTestCase {
         "pure_custom_func(msg.oneof_type.payload.single_int64) +"
             + " pure_custom_func(msg.oneof_type.payload.single_int32) +"
             + " pure_custom_func(msg.oneof_type.payload.single_int64) +"
-            + " pure_custom_func(msg.single_int64)");
+            + " pure_custom_func(msg.single_int64)"),
+    VALUE_NUMBERING_COMMUTATIVE_ADD_CONVERSE_RELATION_LOGICAL_AND(
+        "(msg.single_int64 + msg.single_int32 > 5 && msg.oneof_type.payload.single_int64 <"
+            + " msg.single_int64 + msg.single_int32) == (msg.single_int32 + msg.single_int64 >"
+            + " msg.oneof_type.payload.single_int64 && 5 < msg.single_int32 + msg.single_int64)"),
+    VALUE_NUMBERING_COMMUTATIVE_MULTIPLY_EQUALITY_LOGICAL_OR(
+        "(msg.oneof_type.payload.single_int32 * msg.single_int64 == 24 || msg.single_int32 !="
+            + " msg.oneof_type.payload.single_int64) && (msg.oneof_type.payload.single_int64 !="
+            + " msg.single_int32 || 24 == msg.single_int64 * msg.oneof_type.payload.single_int32)"),
+    HOIST_NESTED_COMPREHENSION("msg.repeated_int64.all(i, msg.repeated_int32.exists(j, j == 2))"),
+    HOIST_INVARIANT_ARITHMETIC(
+        "msg.repeated_int64.exists(i, i == msg.single_int64 * 2 + msg.single_int32)"),
+    HOIST_ZERO_TRIP_ERROR_NOT_EVALUATED(
+        "msg.repeated_nested_message.exists(m, m.bb == 1 / (msg.single_int32 - 5))"),
+    HOIST_MAP_ACCUMULATION_PRESERVED("msg.repeated_int64.map(i, msg.single_int64 * 2)"),
+    HOIST_LIST_LITERAL("msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32])"),
+    HOIST_LIST_APPENDED_TO_ITER_VAR("[[1], [2]].map(l, l + [msg.single_int64])"),
+    HOIST_INVARIANT_INSIDE_DUPLICATE(
+        "msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32]) ||"
+            + " msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32])"),
+    HOIST_INVARIANT_OF_NESTED_COMPREHENSION(
+        "msg.repeated_int64.all(i, msg.repeated_int32.exists(j, j == msg.single_int64 * 2))"),
+    HOIST_SHARED_TERMS_ONCE(
+        "msg.repeated_int64.exists(i, i == msg.single_int64 + msg.single_int32 +"
+            + " msg.single_sint64) && [msg.single_int64, msg.single_int32, msg.single_sint64]"
+            + ".size() > 0"),
+    HOIST_SHARED_WITH_ACCUMULATED_LIST(
+        "msg.repeated_int64.exists(i, i in [msg.single_int64]) &&"
+            + " msg.repeated_int64.map(i, msg.single_int64).size() > 0"),
+    ;
+
     private final String source;
 
     CseTestCase(String source) {
diff --git a/optimizer/src/test/java/dev/cel/optimizer/optimizers/SubexpressionOptimizerTest.java b/optimizer/src/test/java/dev/cel/optimizer/optimizers/SubexpressionOptimizerTest.java
index cba16b6df..192a8d125 100644
--- a/optimizer/src/test/java/dev/cel/optimizer/optimizers/SubexpressionOptimizerTest.java
+++ b/optimizer/src/test/java/dev/cel/optimizer/optimizers/SubexpressionOptimizerTest.java
@@ -79,8 +79,9 @@ private static Cel setupCelEnv(CelBuilder celBuilder) {
                 .populateMacroCalls(true)
                 .enableHeterogeneousNumericComparisons(true)
                 .build())
-        .addCompilerLibraries(CelExtensions.bindings(), CelExtensions.strings())
-        .addRuntimeLibraries(CelExtensions.strings())
+        .addCompilerLibraries(
+            CelExtensions.bindings(), CelExtensions.strings(), CelExtensions.optional())
+        .addRuntimeLibraries(CelExtensions.strings(), CelExtensions.optional())
         .addFunctionDeclarations(
             CelFunctionDecl.newFunctionDeclaration(
                 "non_pure_custom_func",
@@ -756,12 +757,12 @@ public void cse_nestedMacro_noOp_assertAstIdCorrectness() throws Exception {
             .addAstOptimizers(SubexpressionOptimizer.getInstance())
             .build();
     CelAbstractSyntaxTree ast =
-        cel.compile("[{}, {\"a\": 1}, {\"b\": 2}].filter(m, has(x.a))").getAst();
+        cel.compile("[{}, {\"a\": 1}, {\"b\": 2}].filter(m, has(m.a))").getAst();
 
     CelAbstractSyntaxTree optimizedAst = celOptimizer.optimize(ast);
 
     assertThat(CEL_UNPARSER.unparse(optimizedAst))
-        .isEqualTo("[{}, {\"a\": 1}, {\"b\": 2}].filter(m, has(x.a))");
+        .isEqualTo("[{}, {\"a\": 1}, {\"b\": 2}].filter(m, has(m.a))");
     assertThat(optimizedAst).isSameInstanceAs(ast);
   }
 
@@ -796,8 +797,8 @@ public void cse_nestedMacro_withOptimization_assertAstIdCorrectness() throws Exc
 
     assertThat(CEL_UNPARSER.unparse(optimizedAst))
         .isEqualTo(
-            "cel.@block([[{}, {\"a\": 1}, {\"b\": 2}].filter(@it:0:0, has(x.a))], @index0 =="
-                + " @index0)");
+            "cel.@block([has(x.a), [{}, {\"a\": 1}, {\"b\": 2}].filter(@it:0:0, @index0)], @index1"
+                + " == @index1)");
   }
 
   @Test
@@ -822,6 +823,175 @@ public void optimize_afterSelectOptimizer_throwsException(
         .contains("SubexpressionOptimizer must run before SelectOptimizer.");
   }
 
+  private enum ValueNumberingTestCase {
+    COMMUTATIVE_INT_ADD(
+        "(msg.single_int64 + msg.single_int32) * (msg.single_int32 + msg.single_int64)",
+        "cel.@block([msg.single_int64 + msg.single_int32], @index0 * @index0)"),
+    COMMUTATIVE_UINT_MULTIPLY(
+        "(msg.single_uint64 * msg.single_uint32) + (msg.single_uint32 * msg.single_uint64)",
+        "cel.@block([msg.single_uint64 * msg.single_uint32], @index0 + @index0)"),
+    COMMUTATIVE_DOUBLE_ADD(
+        "(msg.single_double + 1.5) * (1.5 + msg.single_double)",
+        "cel.@block([msg.single_double + 1.5], @index0 * @index0)"),
+    COMMUTATIVE_DURATION_TIMESTAMP_ADD(
+        "(msg.single_duration + msg.single_timestamp) == (msg.single_timestamp +"
+            + " msg.single_duration)",
+        "cel.@block([msg.single_duration + msg.single_timestamp], @index0 == @index0)"),
+    NON_COMMUTATIVE_INT_SUBTRACT_PRESERVED(
+        "(msg.single_int64 - msg.single_int32) == (msg.single_int32 - msg.single_int64)",
+        "cel.@block([msg.single_int32, msg.single_int64], @index1 - @index0 == @index0 - @index1)"),
+    NON_COMMUTATIVE_STRING_CONCAT_PRESERVED(
+        "(msg.single_string + \"a\") == (\"a\" + msg.single_string)",
+        "cel.@block([msg.single_string], @index0 + \"a\" == \"a\" + @index0)"),
+    NON_COMMUTATIVE_DYN_ADD_PRESERVED(
+        "(dyn(msg.single_string) + dyn(\"a\")) == (dyn(\"a\") + dyn(msg.single_string))",
+        "cel.@block([dyn(\"a\"), dyn(msg.single_string)], @index1 + @index0 == @index0 +"
+            + " @index1)"),
+    COMMUTATIVE_EQUALS(
+        "(msg.single_int64 == 1) && (1 == msg.single_int64)",
+        "cel.@block([msg.single_int64 == 1], @index0 && @index0)"),
+    COMMUTATIVE_NOT_EQUALS(
+        "(msg.single_int64 != 1) || (1 != msg.single_int64)",
+        "cel.@block([msg.single_int64 != 1], @index0 || @index0)"),
+    COMMUTATIVE_LOGICAL_AND(
+        "((msg.single_int64 == 1) && (msg.single_int32 == 2)) || ((msg.single_int32 == 2) &&"
+            + " (msg.single_int64 == 1))",
+        "cel.@block([msg.single_int64 == 1 && msg.single_int32 == 2], @index0 || @index0)"),
+    COMMUTATIVE_LOGICAL_OR(
+        "((msg.single_int64 == 1) || (msg.single_int32 == 2)) && ((msg.single_int32 == 2) ||"
+            + " (msg.single_int64 == 1))",
+        "cel.@block([msg.single_int64 == 1 || msg.single_int32 == 2], @index0 && @index0)"),
+    RELATIONAL_CONVERSE_LESS_GREATER(
+        "(msg.single_int64 < msg.single_int32) && (msg.single_int32 > msg.single_int64)",
+        "cel.@block([msg.single_int64 < msg.single_int32], @index0 && @index0)"),
+    RELATIONAL_CONVERSE_LESS_EQUALS_GREATER_EQUALS(
+        "(msg.single_int64 <= msg.single_int32) && (msg.single_int32 >= msg.single_int64)",
+        "cel.@block([msg.single_int64 <= msg.single_int32], @index0 && @index0)"),
+    NOT_EQUALS_WITHOUT_SHARED_EQUALS_PRESERVED(
+        "[msg.single_int64 != 1, msg.single_int64 != 1, msg.single_int64 == 1]",
+        "cel.@block([msg.single_int64 != 1], [@index0, @index0, msg.single_int64 == 1])"),
+    OPTIONAL_LIST_AND_MAP_DISTINCT_VALUE_NUMBERS(
+        "([?optional.of(msg.single_int64)].size() == [optional.of(msg.single_int64)].size()) &&"
+            + " ({?\"k\": optional.of(msg.single_int64)}.size() == {\"k\":"
+            + " optional.of(msg.single_int64)}.size())",
+        "cel.@block([optional.of(msg.single_int64)], [?@index0].size() == [@index0].size() &&"
+            + " {?\"k\": @index0}.size() == {\"k\": @index0}.size())"),
+    ;
+
+    private final String source;
+    private final String expectedUnparsed;
+
+    ValueNumberingTestCase(String source, String expectedUnparsed) {
+      this.source = source;
+      this.expectedUnparsed = expectedUnparsed;
+    }
+  }
+
+  @Test
+  public void cse_valueNumbering(@TestParameter ValueNumberingTestCase testCase) throws Exception {
+    CelAbstractSyntaxTree ast = cel.compile(testCase.source).getAst();
+    CelOptimizer optimizer =
+        newCseOptimizer(
+            SubexpressionOptimizerOptions.newBuilder().populateMacroCalls(true).build());
+    ImmutableMap<String, Object> input =
+        ImmutableMap.of(
+            "msg",
+            TestAllTypes.newBuilder()
+                .setSingleInt64(1L)
+                .setSingleInt32(2)
+                .setSingleUint64(3L)
+                .setSingleUint32(4)
+                .setSingleDouble(2.5)
+                .setSingleString("hello")
+                .build());
+
+    CelAbstractSyntaxTree optimizedAst = optimizer.optimize(ast);
+
+    assertThat(CEL_UNPARSER.unparse(optimizedAst)).isEqualTo(testCase.expectedUnparsed);
+    assertThat(cel.createProgram(optimizedAst).eval(input))
+        .isEqualTo(cel.createProgram(ast).eval(input));
+  }
+
+  @Test
+  public void cse_customOperatorOverloads_preservesSemantics(
+      @TestParameter({
+            "(msg.single_string + msg.single_int64) == (msg.single_int64 + msg.single_string)",
+            "(msg.single_string > msg.single_int64) == (msg.single_int64 < msg.single_string)"
+          })
+          String source)
+      throws Exception {
+    Cel cel =
+        this.cel
+            .toCelBuilder()
+            .addFunctionDeclarations(
+                CelFunctionDecl.newFunctionDeclaration(
+                    "_+_",
+                    newGlobalOverload(
+                        "add_string_int", SimpleType.INT, SimpleType.STRING, SimpleType.INT),
+                    newGlobalOverload(
+                        "add_int_string", SimpleType.INT, SimpleType.INT, SimpleType.STRING)),
+                CelFunctionDecl.newFunctionDeclaration(
+                    "_>_",
+                    newGlobalOverload(
+                        "greater_string_int", SimpleType.BOOL, SimpleType.STRING, SimpleType.INT)),
+                CelFunctionDecl.newFunctionDeclaration(
+                    "_<_",
+                    newGlobalOverload(
+                        "less_int_string", SimpleType.BOOL, SimpleType.INT, SimpleType.STRING)))
+            .addFunctionBindings(
+                CelFunctionBinding.from(
+                    "add_string_int", String.class, Long.class, (s, i) -> s.length() + i),
+                CelFunctionBinding.from(
+                    "add_int_string", Long.class, String.class, (i, s) -> i * 100 + s.length()),
+                CelFunctionBinding.from(
+                    "greater_string_int", String.class, Long.class, (s, i) -> s.length() > i),
+                CelFunctionBinding.from(
+                    "less_int_string", Long.class, String.class, (i, s) -> i >= 0))
+            .build();
+    CelOptimizer optimizer =
+        CelOptimizerFactory.standardCelOptimizerBuilder(cel)
+            .addAstOptimizers(SubexpressionOptimizer.getInstance())
+            .build();
+    CelAbstractSyntaxTree ast = cel.compile(source).getAst();
+    ImmutableMap<String, Object> input =
+        ImmutableMap.of(
+            "msg", TestAllTypes.newBuilder().setSingleString("a").setSingleInt64(1L).build());
+
+    CelAbstractSyntaxTree optimizedAst = optimizer.optimize(ast);
+
+    assertThat(cel.createProgram(optimizedAst).eval(input))
+        .isEqualTo(cel.createProgram(ast).eval(input));
+  }
+
+  @Test
+  public void cse_oneSidedCustomOverloadOnDyn_notMerged(
+      @TestParameter({"(x < 5) == (5 > x)", "(x + 1) == (1 + x)"}) String source) throws Exception {
+    // With x: dyn, only the left operand also resolves to the custom overload, so the right one is
+    // standard-only and swappable. The two must not share a value number.
+    Cel cel =
+        this.cel
+            .toCelBuilder()
+            .addFunctionDeclarations(
+                CelFunctionDecl.newFunctionDeclaration(
+                    "_<_",
+                    newGlobalOverload(
+                        "less_string_int", SimpleType.BOOL, SimpleType.STRING, SimpleType.INT)),
+                CelFunctionDecl.newFunctionDeclaration(
+                    "_+_",
+                    newGlobalOverload(
+                        "add_string_int", SimpleType.INT, SimpleType.STRING, SimpleType.INT)))
+            .build();
+    CelOptimizer optimizer =
+        CelOptimizerFactory.standardCelOptimizerBuilder(cel)
+            .addAstOptimizers(SubexpressionOptimizer.getInstance())
+            .build();
+    CelAbstractSyntaxTree ast = cel.compile(source).getAst();
+
+    CelAbstractSyntaxTree optimizedAst = optimizer.optimize(ast);
+
+    assertThat(CEL_UNPARSER.unparse(optimizedAst)).isEqualTo(CEL_UNPARSER.unparse(ast));
+  }
+
   /**
    * Converts AST containing cel.block related test functions to internal functions (e.g: cel.block
    * -> cel.@block)
diff --git a/optimizer/src/test/resources/constfold_before_subexpression_unparsed.baseline b/optimizer/src/test/resources/constfold_before_subexpression_unparsed.baseline
index 1cceb0c60..dc7054428 100644
--- a/optimizer/src/test/resources/constfold_before_subexpression_unparsed.baseline
+++ b/optimizer/src/test/resources/constfold_before_subexpression_unparsed.baseline
@@ -314,4 +314,76 @@ Test case: CUSTOM_FUNCTION_ELIMINABLE
 Source: pure_custom_func(msg.oneof_type.payload.single_int64) + pure_custom_func(msg.oneof_type.payload.single_int32) + pure_custom_func(msg.oneof_type.payload.single_int64) + pure_custom_func(msg.single_int64)
 =====>
 Result: 31
-Unparsed: cel.@block([msg.oneof_type.payload, pure_custom_func(@index0.single_int64)], @index1 + pure_custom_func(@index0.single_int32) + @index1 + pure_custom_func(msg.single_int64))
\ No newline at end of file
+Unparsed: cel.@block([msg.oneof_type.payload, pure_custom_func(@index0.single_int64)], @index1 + pure_custom_func(@index0.single_int32) + @index1 + pure_custom_func(msg.single_int64))
+
+Test case: VALUE_NUMBERING_COMMUTATIVE_ADD_CONVERSE_RELATION_LOGICAL_AND
+Source: (msg.single_int64 + msg.single_int32 > 5 && msg.oneof_type.payload.single_int64 < msg.single_int64 + msg.single_int32) == (msg.single_int32 + msg.single_int64 > msg.oneof_type.payload.single_int64 && 5 < msg.single_int32 + msg.single_int64)
+=====>
+Result: true
+Unparsed: cel.@block([msg.single_int64 + msg.single_int32, @index0 > 5 && msg.oneof_type.payload.single_int64 < @index0], @index1 == @index1)
+
+Test case: VALUE_NUMBERING_COMMUTATIVE_MULTIPLY_EQUALITY_LOGICAL_OR
+Source: (msg.oneof_type.payload.single_int32 * msg.single_int64 == 24 || msg.single_int32 != msg.oneof_type.payload.single_int64) && (msg.oneof_type.payload.single_int64 != msg.single_int32 || 24 == msg.single_int64 * msg.oneof_type.payload.single_int32)
+=====>
+Result: true
+Unparsed: cel.@block([msg.oneof_type.payload, @index0.single_int32 * msg.single_int64 == 24 || msg.single_int32 != @index0.single_int64], @index1 && @index1)
+
+Test case: HOIST_NESTED_COMPREHENSION
+Source: msg.repeated_int64.all(i, msg.repeated_int32.exists(j, j == 2))
+=====>
+Result: true
+Unparsed: cel.@block([msg.repeated_int32.exists(@it:0:0, @it:0:0 == 2)], msg.repeated_int64.all(@it:1:0, @index0))
+
+Test case: HOIST_INVARIANT_ARITHMETIC
+Source: msg.repeated_int64.exists(i, i == msg.single_int64 * 2 + msg.single_int32)
+=====>
+Result: false
+Unparsed: cel.@block([msg.single_int64 * 2 + msg.single_int32], msg.repeated_int64.exists(@it:0:0, @it:0:0 == @index0))
+
+Test case: HOIST_ZERO_TRIP_ERROR_NOT_EVALUATED
+Source: msg.repeated_nested_message.exists(m, m.bb == 1 / (msg.single_int32 - 5))
+=====>
+Result: false
+Unparsed: cel.@block([1 / (msg.single_int32 - 5)], msg.repeated_nested_message.exists(@it:0:0, @it:0:0.bb == @index0))
+
+Test case: HOIST_MAP_ACCUMULATION_PRESERVED
+Source: msg.repeated_int64.map(i, msg.single_int64 * 2)
+=====>
+Result: [6, 6, 6]
+Unparsed: cel.@block([msg.single_int64 * 2], msg.repeated_int64.map(@it:0:0, @index0))
+
+Test case: HOIST_LIST_LITERAL
+Source: msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32])
+=====>
+Result: true
+Unparsed: cel.@block([[msg.single_int64, msg.single_int32]], msg.repeated_int64.exists(@it:0:0, @it:0:0 in @index0))
+
+Test case: HOIST_LIST_APPENDED_TO_ITER_VAR
+Source: [[1], [2]].map(l, l + [msg.single_int64])
+=====>
+Result: [[1, 3], [2, 3]]
+Unparsed: cel.@block([[msg.single_int64]], [[1], [2]].map(@it:0:0, @it:0:0 + @index0))
+
+Test case: HOIST_INVARIANT_INSIDE_DUPLICATE
+Source: msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32]) || msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32])
+=====>
+Result: true
+Unparsed: cel.@block([[msg.single_int64, msg.single_int32], msg.repeated_int64.exists(@it:0:0, @it:0:0 in @index0)], @index1 || @index1)
+
+Test case: HOIST_INVARIANT_OF_NESTED_COMPREHENSION
+Source: msg.repeated_int64.all(i, msg.repeated_int32.exists(j, j == msg.single_int64 * 2))
+=====>
+Result: false
+Unparsed: cel.@block([msg.single_int64 * 2, msg.repeated_int32.exists(@it:0:0, @it:0:0 == @index0)], msg.repeated_int64.all(@it:1:0, @index1))
+
+Test case: HOIST_SHARED_TERMS_ONCE
+Source: msg.repeated_int64.exists(i, i == msg.single_int64 + msg.single_int32 + msg.single_sint64) && [msg.single_int64, msg.single_int32, msg.single_sint64].size() > 0
+=====>
+Result: false
+Unparsed: cel.@block([msg.single_int64, msg.single_int32, msg.single_sint64, @index0 + @index1 + @index2], msg.repeated_int64.exists(@it:0:0, @it:0:0 == @index3) && [@index0, @index1, @index2].size() > 0)
+
+Test case: HOIST_SHARED_WITH_ACCUMULATED_LIST
+Source: msg.repeated_int64.exists(i, i in [msg.single_int64]) && msg.repeated_int64.map(i, msg.single_int64).size() > 0
+=====>
+Result: true
+Unparsed: cel.@block([msg.single_int64, [@index0], msg.repeated_int64], @index2.exists(@it:0:0, @it:0:0 in @index1) && @index2.map(@it:0:1, @index0).size() > 0)
\ No newline at end of file
diff --git a/optimizer/src/test/resources/large_expressions_block_common_subexpr.baseline b/optimizer/src/test/resources/large_expressions_block_common_subexpr.baseline
index fc5498563..2c88f173b 100644
--- a/optimizer/src/test/resources/large_expressions_block_common_subexpr.baseline
+++ b/optimizer/src/test/resources/large_expressions_block_common_subexpr.baseline
@@ -14,4 +14,4 @@ Test case: NESTED_MACROS
 Source: [1,2,3].map(i, [1, 2, 3].map(i, [1, 2, 3].map(i, [1, 2, 3].map(i, [1, 2, 3].map(i, [1, 2, 3].map(i, [1, 2, 3].map(i, [1, 2, 3].map(i, [1, 2, 3]))))))))
 =====>
 Result: [[[[[[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]]], [[[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], 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2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]]]], [[[[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]]], [[[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]]], [[[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]], [[[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]], [[[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]], [[[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]], [[1, 2, 3], [1, 2, 3], [1, 2, 3]]]]]]]]]
-Unparsed: cel.@block([[1, 2, 3]], @index0.map(@it:7:0, @index0.map(@it:6:0, @index0.map(@it:5:0, @index0.map(@it:4:0, @index0.map(@it:3:0, @index0.map(@it:2:0, @index0.map(@it:1:0, @index0.map(@it:0:0, @index0)))))))))
\ No newline at end of file
+Unparsed: cel.@block([[1, 2, 3], @index0.map(@it:0:0, @index0), @index0.map(@it:1:0, @index1), @index0.map(@it:2:0, @index2), @index0.map(@it:3:0, @index3), @index0.map(@it:4:0, @index4), @index0.map(@it:5:0, @index5), @index0.map(@it:6:0, @index6)], @index0.map(@it:7:0, @index7))
\ No newline at end of file
diff --git a/optimizer/src/test/resources/subexpression_ast_block_common_subexpr_only.baseline b/optimizer/src/test/resources/subexpression_ast_block_common_subexpr_only.baseline
index 9782b5dc2..becbcff4f 100644
--- a/optimizer/src/test/resources/subexpression_ast_block_common_subexpr_only.baseline
+++ b/optimizer/src/test/resources/subexpression_ast_block_common_subexpr_only.baseline
@@ -2104,89 +2104,92 @@ CALL [1] {
             CONSTANT [6] { value: 3 }
           }
         }
-        LIST [7] {
+        COMPREHENSION [7] {
+          iter_var: @it:0:0
+          iter_range: {
+            IDENT [8] {
+              name: @index0
+            }
+          }
+          accu_var: @ac:0:0
+          accu_init: {
+            LIST [9] {
+              elements: {
+              }
+            }
+          }
+          loop_condition: {
+            CONSTANT [10] { value: true }
+          }
+          loop_step: {
+            CALL [11] {
+              function: _+_
+              args: {
+                IDENT [12] {
+                  name: @ac:0:0
+                }
+                LIST [13] {
+                  elements: {
+                    CALL [14] {
+                      function: _+_
+                      args: {
+                        IDENT [15] {
+                          name: @it:0:0
+                        }
+                        CONSTANT [16] { value: 1 }
+                      }
+                    }
+                  }
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [17] {
+              name: @ac:0:0
+            }
+          }
+        }
+        LIST [18] {
           elements: {
-            CONSTANT [8] { value: 2 }
-            CONSTANT [9] { value: 3 }
-            CONSTANT [10] { value: 4 }
+            CONSTANT [19] { value: 2 }
+            CONSTANT [20] { value: 3 }
+            CONSTANT [21] { value: 4 }
           }
         }
       }
     }
-    CALL [11] {
+    CALL [22] {
       function: _==_
       args: {
-        COMPREHENSION [12] {
+        COMPREHENSION [23] {
           iter_var: @it:1:0
           iter_range: {
-            IDENT [13] {
+            IDENT [24] {
               name: @index0
             }
           }
           accu_var: @ac:1:0
           accu_init: {
-            LIST [14] {
+            LIST [25] {
               elements: {
               }
             }
           }
           loop_condition: {
-            CONSTANT [15] { value: true }
+            CONSTANT [26] { value: true }
           }
           loop_step: {
-            CALL [16] {
+            CALL [27] {
               function: _+_
               args: {
-                IDENT [17] {
+                IDENT [28] {
                   name: @ac:1:0
                 }
-                LIST [18] {
+                LIST [29] {
                   elements: {
-                    COMPREHENSION [19] {
-                      iter_var: @it:0:0
-                      iter_range: {
-                        IDENT [20] {
-                          name: @index0
-                        }
-                      }
-                      accu_var: @ac:0:0
-                      accu_init: {
-                        LIST [21] {
-                          elements: {
-                          }
-                        }
-                      }
-                      loop_condition: {
-                        CONSTANT [22] { value: true }
-                      }
-                      loop_step: {
-                        CALL [23] {
-                          function: _+_
-                          args: {
-                            IDENT [24] {
-                              name: @ac:0:0
-                            }
-                            LIST [25] {
-                              elements: {
-                                CALL [26] {
-                                  function: _+_
-                                  args: {
-                                    IDENT [27] {
-                                      name: @it:0:0
-                                    }
-                                    CONSTANT [28] { value: 1 }
-                                  }
-                                }
-                              }
-                            }
-                          }
-                        }
-                      }
-                      result: {
-                        IDENT [29] {
-                          name: @ac:0:0
-                        }
-                      }
+                    IDENT [30] {
+                      name: @index1
                     }
                   }
                 }
@@ -2194,21 +2197,21 @@ CALL [1] {
             }
           }
           result: {
-            IDENT [30] {
+            IDENT [31] {
               name: @ac:1:0
             }
           }
         }
-        LIST [31] {
+        LIST [32] {
           elements: {
-            IDENT [32] {
-              name: @index1
-            }
             IDENT [33] {
-              name: @index1
+              name: @index2
             }
             IDENT [34] {
-              name: @index1
+              name: @index2
+            }
+            IDENT [35] {
+              name: @index2
             }
           }
         }
@@ -2219,122 +2222,134 @@ CALL [1] {
 Test case: NESTED_MACROS_2
 Source: [1, 2].map(y, [1, 2, 3].filter(x, x == y)) == [[1], [2]]
 =====>
-CALL [31] {
-  function: _==_
+CALL [1] {
+  function: cel.@block
   args: {
-    COMPREHENSION [30] {
-      iter_var: y
-      iter_range: {
-        LIST [1] {
-          elements: {
-            CONSTANT [2] { value: 1 }
-            CONSTANT [3] { value: 2 }
-          }
-        }
-      }
-      accu_var: @result
-      accu_init: {
-        LIST [24] {
+    LIST [2] {
+      elements: {
+        LIST [3] {
           elements: {
+            CONSTANT [4] { value: 1 }
+            CONSTANT [5] { value: 2 }
+            CONSTANT [6] { value: 3 }
           }
         }
       }
-      loop_condition: {
-        CONSTANT [25] { value: true }
-      }
-      loop_step: {
-        CALL [28] {
-          function: _+_
-          args: {
-            IDENT [26] {
-              name: @result
+    }
+    CALL [7] {
+      function: _==_
+      args: {
+        COMPREHENSION [8] {
+          iter_var: @it:1:0
+          iter_range: {
+            LIST [9] {
+              elements: {
+                CONSTANT [10] { value: 1 }
+                CONSTANT [11] { value: 2 }
+              }
             }
-            LIST [27] {
+          }
+          accu_var: @ac:1:0
+          accu_init: {
+            LIST [12] {
               elements: {
-                COMPREHENSION [23] {
-                  iter_var: x
-                  iter_range: {
-                    LIST [6] {
-                      elements: {
-                        CONSTANT [7] { value: 1 }
-                        CONSTANT [8] { value: 2 }
-                        CONSTANT [9] { value: 3 }
-                      }
-                    }
-                  }
-                  accu_var: @result
-                  accu_init: {
-                    LIST [15] {
-                      elements: {
+              }
+            }
+          }
+          loop_condition: {
+            CONSTANT [13] { value: true }
+          }
+          loop_step: {
+            CALL [14] {
+              function: _+_
+              args: {
+                IDENT [15] {
+                  name: @ac:1:0
+                }
+                LIST [16] {
+                  elements: {
+                    COMPREHENSION [17] {
+                      iter_var: @it:0:0
+                      iter_range: {
+                        IDENT [18] {
+                          name: @index0
+                        }
                       }
-                    }
-                  }
-                  loop_condition: {
-                    CONSTANT [16] { value: true }
-                  }
-                  loop_step: {
-                    CALL [21] {
-                      function: _?_:_
-                      args: {
-                        CALL [13] {
-                          function: _==_
-                          args: {
-                            IDENT [12] {
-                              name: x
-                            }
-                            IDENT [14] {
-                              name: y
-                            }
+                      accu_var: @ac:0:0
+                      accu_init: {
+                        LIST [19] {
+                          elements: {
                           }
                         }
-                        CALL [19] {
-                          function: _+_
+                      }
+                      loop_condition: {
+                        CONSTANT [20] { value: true }
+                      }
+                      loop_step: {
+                        CALL [21] {
+                          function: _?_:_
                           args: {
-                            IDENT [17] {
-                              name: @result
+                            CALL [22] {
+                              function: _==_
+                              args: {
+                                IDENT [23] {
+                                  name: @it:0:0
+                                }
+                                IDENT [24] {
+                                  name: @it:1:0
+                                }
+                              }
                             }
-                            LIST [18] {
-                              elements: {
-                                IDENT [11] {
-                                  name: x
+                            CALL [25] {
+                              function: _+_
+                              args: {
+                                IDENT [26] {
+                                  name: @ac:0:0
+                                }
+                                LIST [27] {
+                                  elements: {
+                                    IDENT [28] {
+                                      name: @it:0:0
+                                    }
+                                  }
                                 }
                               }
                             }
+                            IDENT [29] {
+                              name: @ac:0:0
+                            }
                           }
                         }
-                        IDENT [20] {
-                          name: @result
+                      }
+                      result: {
+                        IDENT [30] {
+                          name: @ac:0:0
                         }
                       }
                     }
                   }
-                  result: {
-                    IDENT [22] {
-                      name: @result
-                    }
-                  }
                 }
               }
             }
           }
-        }
-      }
-      result: {
-        IDENT [29] {
-          name: @result
-        }
-      }
-    }
-    LIST [32] {
-      elements: {
-        LIST [33] {
-          elements: {
-            CONSTANT [34] { value: 1 }
+          result: {
+            IDENT [31] {
+              name: @ac:1:0
+            }
           }
         }
-        LIST [35] {
+        LIST [32] {
           elements: {
-            CONSTANT [36] { value: 2 }
+            LIST [33] {
+              elements: {
+                CONSTANT [34] { value: 1 }
+              }
+            }
+            LIST [35] {
+              elements: {
+                CONSTANT [36] { value: 2 }
+              }
+            }
           }
         }
       }
@@ -2472,98 +2487,48 @@ CALL [1] {
             CONSTANT [6] { value: 3 }
           }
         }
-        LIST [7] {
-          elements: {
-            CONSTANT [8] { value: 2 }
-            CONSTANT [9] { value: 4 }
-            CONSTANT [10] { value: 6 }
-          }
-        }
-      }
-    }
-    CALL [11] {
-      function: _==_
-      args: {
-        COMPREHENSION [12] {
-          iter_var: @it:1:0
-          iter_var2: @it2:1:0
+        COMPREHENSION [7] {
+          iter_var: @it:0:0
+          iter_var2: @it2:0:0
           iter_range: {
-            IDENT [13] {
+            IDENT [8] {
               name: @index0
             }
           }
-          accu_var: @ac:1:0
+          accu_var: @ac:0:0
           accu_init: {
-            LIST [14] {
+            LIST [9] {
               elements: {
               }
             }
           }
           loop_condition: {
-            CONSTANT [15] { value: true }
+            CONSTANT [10] { value: true }
           }
           loop_step: {
-            CALL [16] {
+            CALL [11] {
               function: _+_
               args: {
-                IDENT [17] {
-                  name: @ac:1:0
-                }
-                LIST [18] {
+                IDENT [12] {
+                  name: @ac:0:0
+                }
+                LIST [13] {
                   elements: {
-                    COMPREHENSION [19] {
-                      iter_var: @it:0:0
-                      iter_var2: @it2:0:0
-                      iter_range: {
-                        IDENT [20] {
-                          name: @index0
-                        }
-                      }
-                      accu_var: @ac:0:0
-                      accu_init: {
-                        LIST [21] {
-                          elements: {
-                          }
-                        }
-                      }
-                      loop_condition: {
-                        CONSTANT [22] { value: true }
-                      }
-                      loop_step: {
-                        CALL [23] {
+                    CALL [14] {
+                      function: _+_
+                      args: {
+                        CALL [15] {
                           function: _+_
                           args: {
-                            IDENT [24] {
-                              name: @ac:0:0
+                            IDENT [16] {
+                              name: @it:0:0
                             }
-                            LIST [25] {
-                              elements: {
-                                CALL [26] {
-                                  function: _+_
-                                  args: {
-                                    CALL [27] {
-                                      function: _+_
-                                      args: {
-                                        IDENT [28] {
-                                          name: @it:0:0
-                                        }
-                                        IDENT [29] {
-                                          name: @it2:0:0
-                                        }
-                                      }
-                                    }
-                                    CONSTANT [30] { value: 1 }
-                                  }
-                                }
-                              }
+                            IDENT [17] {
+                              name: @it2:0:0
                             }
                           }
                         }
-                      }
-                      result: {
-                        IDENT [31] {
-                          name: @ac:0:0
-                        }
+                        CONSTANT [18] { value: 1 }
                       }
                     }
                   }
@@ -2572,172 +2537,83 @@ CALL [1] {
             }
           }
           result: {
-            IDENT [32] {
-              name: @ac:1:0
+            IDENT [19] {
+              name: @ac:0:0
             }
           }
         }
-        LIST [33] {
+        LIST [20] {
           elements: {
-            IDENT [34] {
-              name: @index1
-            }
-            IDENT [35] {
-              name: @index1
-            }
-            IDENT [36] {
-              name: @index1
-            }
+            CONSTANT [21] { value: 2 }
+            CONSTANT [22] { value: 4 }
+            CONSTANT [23] { value: 6 }
           }
         }
       }
     }
-  }
-}
-Test case: NESTED_MACROS_COMP_V2_2
-Source: [1, 2].transformList(i, y, [1, 2, 3].filter(x, x == y && i < y)) == [[1], [2]]
-=====>
-CALL [36] {
-  function: _==_
-  args: {
-    COMPREHENSION [35] {
-      iter_var: i
-      iter_var2: y
-      iter_range: {
-        LIST [1] {
-          elements: {
-            CONSTANT [2] { value: 1 }
-            CONSTANT [3] { value: 2 }
-          }
-        }
-      }
-      accu_var: @result
-      accu_init: {
-        LIST [29] {
-          elements: {
-          }
-        }
-      }
-      loop_condition: {
-        CONSTANT [30] { value: true }
-      }
-      loop_step: {
-        CALL [33] {
-          function: _+_
-          args: {
-            IDENT [31] {
-              name: @result
+    CALL [24] {
+      function: _==_
+      args: {
+        COMPREHENSION [25] {
+          iter_var: @it:1:0
+          iter_var2: @it2:1:0
+          iter_range: {
+            IDENT [26] {
+              name: @index0
             }
-            LIST [32] {
+          }
+          accu_var: @ac:1:0
+          accu_init: {
+            LIST [27] {
               elements: {
-                COMPREHENSION [28] {
-                  iter_var: x
-                  iter_range: {
-                    LIST [7] {
-                      elements: {
-                        CONSTANT [8] { value: 1 }
-                        CONSTANT [9] { value: 2 }
-                        CONSTANT [10] { value: 3 }
-                      }
-                    }
-                  }
-                  accu_var: @result
-                  accu_init: {
-                    LIST [20] {
-                      elements: {
-                      }
-                    }
-                  }
-                  loop_condition: {
-                    CONSTANT [21] { value: true }
-                  }
-                  loop_step: {
-                    CALL [26] {
-                      function: _?_:_
-                      args: {
-                        CALL [16] {
-                          function: _&&_
-                          args: {
-                            CALL [14] {
-                              function: _==_
-                              args: {
-                                IDENT [13] {
-                                  name: x
-                                }
-                                IDENT [15] {
-                                  name: y
-                                }
-                              }
-                            }
-                            CALL [18] {
-                              function: _<_
-                              args: {
-                                IDENT [17] {
-                                  name: i
-                                }
-                                IDENT [19] {
-                                  name: y
-                                }
-                              }
-                            }
-                          }
-                        }
-                        CALL [24] {
-                          function: _+_
-                          args: {
-                            IDENT [22] {
-                              name: @result
-                            }
-                            LIST [23] {
-                              elements: {
-                                IDENT [12] {
-                                  name: x
-                                }
-                              }
-                            }
-                          }
-                        }
-                        IDENT [25] {
-                          name: @result
-                        }
-                      }
-                    }
-                  }
-                  result: {
-                    IDENT [27] {
-                      name: @result
+              }
+            }
+          }
+          loop_condition: {
+            CONSTANT [28] { value: true }
+          }
+          loop_step: {
+            CALL [29] {
+              function: _+_
+              args: {
+                IDENT [30] {
+                  name: @ac:1:0
+                }
+                LIST [31] {
+                  elements: {
+                    IDENT [32] {
+                      name: @index1
                     }
                   }
                 }
               }
             }
           }
-        }
-      }
-      result: {
-        IDENT [34] {
-          name: @result
-        }
-      }
-    }
-    LIST [37] {
-      elements: {
-        LIST [38] {
-          elements: {
-            CONSTANT [39] { value: 1 }
+          result: {
+            IDENT [33] {
+              name: @ac:1:0
+            }
           }
         }
-        LIST [40] {
+        LIST [34] {
           elements: {
-            CONSTANT [41] { value: 2 }
+            IDENT [35] {
+              name: @index2
+            }
+            IDENT [36] {
+              name: @index2
+            }
+            IDENT [37] {
+              name: @index2
+            }
           }
         }
       }
     }
   }
 }
-Test case: ADJACENT_NESTED_MACROS
-Source: [1,2,3].map(i, [1, 2, 3].map(i, i + 1)) == [1,2,3].map(j, [1, 2, 3].map(j, j + 1))
+Test case: NESTED_MACROS_COMP_V2_2
+Source: [1, 2].transformList(i, y, [1, 2, 3].filter(x, x == y && i < y)) == [[1], [2]]
 =====>
 CALL [1] {
   function: cel.@block
@@ -2751,74 +2627,112 @@ CALL [1] {
             CONSTANT [6] { value: 3 }
           }
         }
-        COMPREHENSION [7] {
+      }
+    }
+    CALL [7] {
+      function: _==_
+      args: {
+        COMPREHENSION [8] {
           iter_var: @it:1:0
+          iter_var2: @it2:1:0
           iter_range: {
-            IDENT [8] {
-              name: @index0
+            LIST [9] {
+              elements: {
+                CONSTANT [10] { value: 1 }
+                CONSTANT [11] { value: 2 }
+              }
             }
           }
           accu_var: @ac:1:0
           accu_init: {
-            LIST [9] {
+            LIST [12] {
               elements: {
               }
             }
           }
           loop_condition: {
-            CONSTANT [10] { value: true }
+            CONSTANT [13] { value: true }
           }
           loop_step: {
-            CALL [11] {
+            CALL [14] {
               function: _+_
               args: {
-                IDENT [12] {
+                IDENT [15] {
                   name: @ac:1:0
                 }
-                LIST [13] {
+                LIST [16] {
                   elements: {
-                    COMPREHENSION [14] {
+                    COMPREHENSION [17] {
                       iter_var: @it:0:0
                       iter_range: {
-                        IDENT [15] {
+                        IDENT [18] {
                           name: @index0
                         }
                       }
                       accu_var: @ac:0:0
                       accu_init: {
-                        LIST [16] {
+                        LIST [19] {
                           elements: {
                           }
                         }
                       }
                       loop_condition: {
-                        CONSTANT [17] { value: true }
+                        CONSTANT [20] { value: true }
                       }
                       loop_step: {
-                        CALL [18] {
-                          function: _+_
+                        CALL [21] {
+                          function: _?_:_
                           args: {
-                            IDENT [19] {
-                              name: @ac:0:0
-                            }
-                            LIST [20] {
-                              elements: {
-                                CALL [21] {
-                                  function: _+_
+                            CALL [22] {
+                              function: _&&_
+                              args: {
+                                CALL [23] {
+                                  function: _==_
+                                  args: {
+                                    IDENT [24] {
+                                      name: @it:0:0
+                                    }
+                                    IDENT [25] {
+                                      name: @it2:1:0
+                                    }
+                                  }
+                                }
+                                CALL [26] {
+                                  function: _<_
                                   args: {
-                                    IDENT [22] {
+                                    IDENT [27] {
+                                      name: @it:1:0
+                                    }
+                                    IDENT [28] {
+                                      name: @it2:1:0
+                                    }
+                                  }
+                                }
+                              }
+                            }
+                            CALL [29] {
+                              function: _+_
+                              args: {
+                                IDENT [30] {
+                                  name: @ac:0:0
+                                }
+                                LIST [31] {
+                                  elements: {
+                                    IDENT [32] {
                                       name: @it:0:0
                                     }
-                                    CONSTANT [23] { value: 1 }
                                   }
                                 }
                               }
                             }
+                            IDENT [33] {
+                              name: @ac:0:0
+                            }
                           }
                         }
                       }
                       result: {
-                        IDENT [24] {
+                        IDENT [34] {
                           name: @ac:0:0
                         }
                       }
@@ -2829,28 +2743,31 @@ CALL [1] {
             }
           }
           result: {
-            IDENT [25] {
+            IDENT [35] {
               name: @ac:1:0
             }
           }
         }
-      }
-    }
-    CALL [26] {
-      function: _==_
-      args: {
-        IDENT [27] {
-          name: @index1
-        }
-        IDENT [28] {
-          name: @index1
+        LIST [36] {
+          elements: {
+            LIST [37] {
+              elements: {
+                CONSTANT [38] { value: 1 }
+              }
+            }
+            LIST [39] {
+              elements: {
+                CONSTANT [40] { value: 2 }
+              }
+            }
+          }
         }
       }
     }
   }
 }
-Test case: ADJACENT_NESTED_MACROS_COMP_V2
-Source: [1,2,3].transformMap(i, x, [1, 2, 3].transformMap(i, x, i + x + 1)) == [1,2,3].transformMap(j, y, [1, 2, 3].transformMap(j, y,  j + y + 1))
+Test case: ADJACENT_NESTED_MACROS
+Source: [1,2,3].map(i, [1, 2, 3].map(i, i + 1)) == [1,2,3].map(j, [1, 2, 3].map(j, j + 1))
 =====>
 CALL [1] {
   function: cel.@block
@@ -2865,17 +2782,17 @@ CALL [1] {
           }
         }
         COMPREHENSION [7] {
-          iter_var: @it:1:0
-          iter_var2: @it2:1:0
+          iter_var: @it:0:0
           iter_range: {
             IDENT [8] {
               name: @index0
             }
           }
-          accu_var: @ac:1:0
+          accu_var: @ac:0:0
           accu_init: {
-            MAP [9] {
-
+            LIST [9] {
+              elements: {
+              }
             }
           }
           loop_condition: {
@@ -2883,86 +2800,205 @@ CALL [1] {
           }
           loop_step: {
             CALL [11] {
-              function: cel.@mapInsert
+              function: _+_
               args: {
                 IDENT [12] {
-                  name: @ac:1:0
+                  name: @ac:0:0
                 }
-                IDENT [13] {
-                  name: @it:1:0
-                }
-                COMPREHENSION [14] {
-                  iter_var: @it:0:0
-                  iter_var2: @it2:0:0
-                  iter_range: {
-                    IDENT [15] {
-                      name: @index0
+                LIST [13] {
+                  elements: {
+                    CALL [14] {
+                      function: _+_
+                      args: {
+                        IDENT [15] {
+                          name: @it:0:0
+                        }
+                        CONSTANT [16] { value: 1 }
+                      }
                     }
                   }
-                  accu_var: @ac:0:0
-                  accu_init: {
-                    MAP [16] {
-
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [17] {
+              name: @ac:0:0
+            }
+          }
+        }
+        COMPREHENSION [18] {
+          iter_var: @it:1:0
+          iter_range: {
+            IDENT [19] {
+              name: @index0
+            }
+          }
+          accu_var: @ac:1:0
+          accu_init: {
+            LIST [20] {
+              elements: {
+              }
+            }
+          }
+          loop_condition: {
+            CONSTANT [21] { value: true }
+          }
+          loop_step: {
+            CALL [22] {
+              function: _+_
+              args: {
+                IDENT [23] {
+                  name: @ac:1:0
+                }
+                LIST [24] {
+                  elements: {
+                    IDENT [25] {
+                      name: @index1
                     }
                   }
-                  loop_condition: {
-                    CONSTANT [17] { value: true }
-                  }
-                  loop_step: {
-                    CALL [18] {
-                      function: cel.@mapInsert
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [26] {
+              name: @ac:1:0
+            }
+          }
+        }
+      }
+    }
+    CALL [27] {
+      function: _==_
+      args: {
+        IDENT [28] {
+          name: @index2
+        }
+        IDENT [29] {
+          name: @index2
+        }
+      }
+    }
+  }
+}
+Test case: ADJACENT_NESTED_MACROS_COMP_V2
+Source: [1,2,3].transformMap(i, x, [1, 2, 3].transformMap(i, x, i + x + 1)) == [1,2,3].transformMap(j, y, [1, 2, 3].transformMap(j, y,  j + y + 1))
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        LIST [3] {
+          elements: {
+            CONSTANT [4] { value: 1 }
+            CONSTANT [5] { value: 2 }
+            CONSTANT [6] { value: 3 }
+          }
+        }
+        COMPREHENSION [7] {
+          iter_var: @it:0:0
+          iter_var2: @it2:0:0
+          iter_range: {
+            IDENT [8] {
+              name: @index0
+            }
+          }
+          accu_var: @ac:0:0
+          accu_init: {
+            MAP [9] {
+
+            }
+          }
+          loop_condition: {
+            CONSTANT [10] { value: true }
+          }
+          loop_step: {
+            CALL [11] {
+              function: cel.@mapInsert
+              args: {
+                IDENT [12] {
+                  name: @ac:0:0
+                }
+                IDENT [13] {
+                  name: @it:0:0
+                }
+                CALL [14] {
+                  function: _+_
+                  args: {
+                    CALL [15] {
+                      function: _+_
                       args: {
-                        IDENT [19] {
-                          name: @ac:0:0
-                        }
-                        IDENT [20] {
+                        IDENT [16] {
                           name: @it:0:0
                         }
-                        CALL [21] {
-                          function: _+_
-                          args: {
-                            CALL [22] {
-                              function: _+_
-                              args: {
-                                IDENT [23] {
-                                  name: @it:0:0
-                                }
-                                IDENT [24] {
-                                  name: @it2:0:0
-                                }
-                              }
-                            }
-                            CONSTANT [25] { value: 1 }
-                          }
+                        IDENT [17] {
+                          name: @it2:0:0
                         }
                       }
                     }
-                  }
-                  result: {
-                    IDENT [26] {
-                      name: @ac:0:0
-                    }
+                    CONSTANT [18] { value: 1 }
                   }
                 }
               }
             }
           }
           result: {
-            IDENT [27] {
+            IDENT [19] {
+              name: @ac:0:0
+            }
+          }
+        }
+        COMPREHENSION [20] {
+          iter_var: @it:1:0
+          iter_var2: @it2:1:0
+          iter_range: {
+            IDENT [21] {
+              name: @index0
+            }
+          }
+          accu_var: @ac:1:0
+          accu_init: {
+            MAP [22] {
+
+            }
+          }
+          loop_condition: {
+            CONSTANT [23] { value: true }
+          }
+          loop_step: {
+            CALL [24] {
+              function: cel.@mapInsert
+              args: {
+                IDENT [25] {
+                  name: @ac:1:0
+                }
+                IDENT [26] {
+                  name: @it:1:0
+                }
+                IDENT [27] {
+                  name: @index1
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [28] {
               name: @ac:1:0
             }
           }
         }
       }
     }
-    CALL [28] {
+    CALL [29] {
       function: _==_
       args: {
-        IDENT [29] {
-          name: @index1
-        }
         IDENT [30] {
-          name: @index1
+          name: @index2
+        }
+        IDENT [31] {
+          name: @index2
         }
       }
     }
@@ -3118,86 +3154,89 @@ CALL [1] {
             CONSTANT [8] { value: 4 }
           }
         }
-        LIST [9] {
-          elements: {
+        COMPREHENSION [9] {
+          iter_var: @it:0:0
+          iter_range: {
             IDENT [10] {
+              name: @index0
+            }
+          }
+          accu_var: @ac:0:0
+          accu_init: {
+            LIST [11] {
+              elements: {
+              }
+            }
+          }
+          loop_condition: {
+            CONSTANT [12] { value: true }
+          }
+          loop_step: {
+            CALL [13] {
+              function: _+_
+              args: {
+                IDENT [14] {
+                  name: @ac:0:0
+                }
+                LIST [15] {
+                  elements: {
+                    IDENT [16] {
+                      name: @index1
+                    }
+                  }
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [17] {
+              name: @ac:0:0
+            }
+          }
+        }
+        LIST [18] {
+          elements: {
+            IDENT [19] {
               name: @index1
             }
-            IDENT [11] {
+            IDENT [20] {
               name: @index1
             }
           }
         }
       }
     }
-    CALL [12] {
+    CALL [21] {
       function: _==_
       args: {
-        COMPREHENSION [13] {
+        COMPREHENSION [22] {
           iter_var: @it:1:0
           iter_range: {
-            IDENT [14] {
+            IDENT [23] {
               name: @index0
             }
           }
           accu_var: @ac:1:0
           accu_init: {
-            LIST [15] {
+            LIST [24] {
               elements: {
               }
             }
           }
           loop_condition: {
-            CONSTANT [16] { value: true }
+            CONSTANT [25] { value: true }
           }
           loop_step: {
-            CALL [17] {
+            CALL [26] {
               function: _+_
               args: {
-                IDENT [18] {
+                IDENT [27] {
                   name: @ac:1:0
                 }
-                LIST [19] {
+                LIST [28] {
                   elements: {
-                    COMPREHENSION [20] {
-                      iter_var: @it:0:0
-                      iter_range: {
-                        IDENT [21] {
-                          name: @index0
-                        }
-                      }
-                      accu_var: @ac:0:0
-                      accu_init: {
-                        LIST [22] {
-                          elements: {
-                          }
-                        }
-                      }
-                      loop_condition: {
-                        CONSTANT [23] { value: true }
-                      }
-                      loop_step: {
-                        CALL [24] {
-                          function: _+_
-                          args: {
-                            IDENT [25] {
-                              name: @ac:0:0
-                            }
-                            LIST [26] {
-                              elements: {
-                                IDENT [27] {
-                                  name: @index1
-                                }
-                              }
-                            }
-                          }
-                        }
-                      }
-                      result: {
-                        IDENT [28] {
-                          name: @ac:0:0
-                        }
-                      }
+                    IDENT [29] {
+                      name: @index2
                     }
                   }
                 }
@@ -3205,18 +3244,18 @@ CALL [1] {
             }
           }
           result: {
-            IDENT [29] {
+            IDENT [30] {
               name: @ac:1:0
             }
           }
         }
-        LIST [30] {
+        LIST [31] {
           elements: {
-            IDENT [31] {
-              name: @index2
-            }
             IDENT [32] {
-              name: @index2
+              name: @index3
+            }
+            IDENT [33] {
+              name: @index3
             }
           }
         }
@@ -3244,88 +3283,91 @@ CALL [1] {
             CONSTANT [8] { value: 4 }
           }
         }
-        LIST [9] {
-          elements: {
+        COMPREHENSION [9] {
+          iter_var: @it:0:0
+          iter_var2: @it2:0:0
+          iter_range: {
             IDENT [10] {
+              name: @index0
+            }
+          }
+          accu_var: @ac:0:0
+          accu_init: {
+            LIST [11] {
+              elements: {
+              }
+            }
+          }
+          loop_condition: {
+            CONSTANT [12] { value: true }
+          }
+          loop_step: {
+            CALL [13] {
+              function: _+_
+              args: {
+                IDENT [14] {
+                  name: @ac:0:0
+                }
+                LIST [15] {
+                  elements: {
+                    IDENT [16] {
+                      name: @index1
+                    }
+                  }
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [17] {
+              name: @ac:0:0
+            }
+          }
+        }
+        LIST [18] {
+          elements: {
+            IDENT [19] {
               name: @index1
             }
-            IDENT [11] {
+            IDENT [20] {
               name: @index1
             }
           }
         }
       }
     }
-    CALL [12] {
+    CALL [21] {
       function: _==_
       args: {
-        COMPREHENSION [13] {
+        COMPREHENSION [22] {
           iter_var: @it:1:0
           iter_var2: @it2:1:0
           iter_range: {
-            IDENT [14] {
+            IDENT [23] {
               name: @index0
             }
           }
           accu_var: @ac:1:0
           accu_init: {
-            LIST [15] {
+            LIST [24] {
               elements: {
               }
             }
           }
           loop_condition: {
-            CONSTANT [16] { value: true }
+            CONSTANT [25] { value: true }
           }
           loop_step: {
-            CALL [17] {
+            CALL [26] {
               function: _+_
               args: {
-                IDENT [18] {
+                IDENT [27] {
                   name: @ac:1:0
                 }
-                LIST [19] {
+                LIST [28] {
                   elements: {
-                    COMPREHENSION [20] {
-                      iter_var: @it:0:0
-                      iter_var2: @it2:0:0
-                      iter_range: {
-                        IDENT [21] {
-                          name: @index0
-                        }
-                      }
-                      accu_var: @ac:0:0
-                      accu_init: {
-                        LIST [22] {
-                          elements: {
-                          }
-                        }
-                      }
-                      loop_condition: {
-                        CONSTANT [23] { value: true }
-                      }
-                      loop_step: {
-                        CALL [24] {
-                          function: _+_
-                          args: {
-                            IDENT [25] {
-                              name: @ac:0:0
-                            }
-                            LIST [26] {
-                              elements: {
-                                IDENT [27] {
-                                  name: @index1
-                                }
-                              }
-                            }
-                          }
-                        }
-                      }
-                      result: {
-                        IDENT [28] {
-                          name: @ac:0:0
-                        }
-                      }
+                    IDENT [29] {
+                      name: @index2
                     }
                   }
                 }
@@ -3333,18 +3375,18 @@ CALL [1] {
             }
           }
           result: {
-            IDENT [29] {
+            IDENT [30] {
               name: @ac:1:0
             }
           }
         }
-        LIST [30] {
+        LIST [31] {
           elements: {
-            IDENT [31] {
-              name: @index2
-            }
             IDENT [32] {
-              name: @index2
+              name: @index3
+            }
+            IDENT [33] {
+              name: @index3
             }
           }
         }
@@ -4755,4 +4797,1135 @@ CALL [1] {
       }
     }
   }
+}
+Test case: VALUE_NUMBERING_COMMUTATIVE_ADD_CONVERSE_RELATION_LOGICAL_AND
+Source: (msg.single_int64 + msg.single_int32 > 5 && msg.oneof_type.payload.single_int64 < msg.single_int64 + msg.single_int32) == (msg.single_int32 + msg.single_int64 > msg.oneof_type.payload.single_int64 && 5 < msg.single_int32 + msg.single_int64)
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        CALL [3] {
+          function: _+_
+          args: {
+            SELECT [4] {
+              IDENT [5] {
+                name: msg
+              }.single_int64
+            }
+            SELECT [6] {
+              IDENT [7] {
+                name: msg
+              }.single_int32
+            }
+          }
+        }
+        CALL [8] {
+          function: _&&_
+          args: {
+            CALL [9] {
+              function: _>_
+              args: {
+                IDENT [10] {
+                  name: @index0
+                }
+                CONSTANT [11] { value: 5 }
+              }
+            }
+            CALL [12] {
+              function: _<_
+              args: {
+                SELECT [13] {
+                  SELECT [14] {
+                    SELECT [15] {
+                      IDENT [16] {
+                        name: msg
+                      }.oneof_type
+                    }.payload
+                  }.single_int64
+                }
+                IDENT [17] {
+                  name: @index0
+                }
+              }
+            }
+          }
+        }
+      }
+    }
+    CALL [18] {
+      function: _==_
+      args: {
+        IDENT [19] {
+          name: @index1
+        }
+        IDENT [20] {
+          name: @index1
+        }
+      }
+    }
+  }
+}
+Test case: VALUE_NUMBERING_COMMUTATIVE_MULTIPLY_EQUALITY_LOGICAL_OR
+Source: (msg.oneof_type.payload.single_int32 * msg.single_int64 == 24 || msg.single_int32 != msg.oneof_type.payload.single_int64) && (msg.oneof_type.payload.single_int64 != msg.single_int32 || 24 == msg.single_int64 * msg.oneof_type.payload.single_int32)
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        SELECT [3] {
+          SELECT [4] {
+            IDENT [5] {
+              name: msg
+            }.oneof_type
+          }.payload
+        }
+        CALL [6] {
+          function: _||_
+          args: {
+            CALL [7] {
+              function: _==_
+              args: {
+                CALL [8] {
+                  function: _*_
+                  args: {
+                    SELECT [9] {
+                      IDENT [10] {
+                        name: @index0
+                      }.single_int32
+                    }
+                    SELECT [11] {
+                      IDENT [12] {
+                        name: msg
+                      }.single_int64
+                    }
+                  }
+                }
+                CONSTANT [13] { value: 24 }
+              }
+            }
+            CALL [14] {
+              function: _!=_
+              args: {
+                SELECT [15] {
+                  IDENT [16] {
+                    name: msg
+                  }.single_int32
+                }
+                SELECT [17] {
+                  IDENT [18] {
+                    name: @index0
+                  }.single_int64
+                }
+              }
+            }
+          }
+        }
+      }
+    }
+    CALL [19] {
+      function: _&&_
+      args: {
+        IDENT [20] {
+          name: @index1
+        }
+        IDENT [21] {
+          name: @index1
+        }
+      }
+    }
+  }
+}
+Test case: HOIST_NESTED_COMPREHENSION
+Source: msg.repeated_int64.all(i, msg.repeated_int32.exists(j, j == 2))
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        COMPREHENSION [3] {
+          iter_var: @it:0:0
+          iter_range: {
+            SELECT [4] {
+              IDENT [5] {
+                name: msg
+              }.repeated_int32
+            }
+          }
+          accu_var: @ac:0:0
+          accu_init: {
+            CONSTANT [6] { value: false }
+          }
+          loop_condition: {
+            CALL [7] {
+              function: @not_strictly_false
+              args: {
+                CALL [8] {
+                  function: !_
+                  args: {
+                    IDENT [9] {
+                      name: @ac:0:0
+                    }
+                  }
+                }
+              }
+            }
+          }
+          loop_step: {
+            CALL [10] {
+              function: _||_
+              args: {
+                IDENT [11] {
+                  name: @ac:0:0
+                }
+                CALL [12] {
+                  function: _==_
+                  args: {
+                    IDENT [13] {
+                      name: @it:0:0
+                    }
+                    CONSTANT [14] { value: 2 }
+                  }
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [15] {
+              name: @ac:0:0
+            }
+          }
+        }
+      }
+    }
+    COMPREHENSION [16] {
+      iter_var: @it:1:0
+      iter_range: {
+        SELECT [17] {
+          IDENT [18] {
+            name: msg
+          }.repeated_int64
+        }
+      }
+      accu_var: @ac:1:0
+      accu_init: {
+        CONSTANT [19] { value: true }
+      }
+      loop_condition: {
+        CALL [20] {
+          function: @not_strictly_false
+          args: {
+            IDENT [21] {
+              name: @ac:1:0
+            }
+          }
+        }
+      }
+      loop_step: {
+        CALL [22] {
+          function: _&&_
+          args: {
+            IDENT [23] {
+              name: @ac:1:0
+            }
+            IDENT [24] {
+              name: @index0
+            }
+          }
+        }
+      }
+      result: {
+        IDENT [25] {
+          name: @ac:1:0
+        }
+      }
+    }
+  }
+}
+Test case: HOIST_INVARIANT_ARITHMETIC
+Source: msg.repeated_int64.exists(i, i == msg.single_int64 * 2 + msg.single_int32)
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        CALL [3] {
+          function: _+_
+          args: {
+            CALL [4] {
+              function: _*_
+              args: {
+                SELECT [5] {
+                  IDENT [6] {
+                    name: msg
+                  }.single_int64
+                }
+                CONSTANT [7] { value: 2 }
+              }
+            }
+            SELECT [8] {
+              IDENT [9] {
+                name: msg
+              }.single_int32
+            }
+          }
+        }
+      }
+    }
+    COMPREHENSION [10] {
+      iter_var: @it:0:0
+      iter_range: {
+        SELECT [11] {
+          IDENT [12] {
+            name: msg
+          }.repeated_int64
+        }
+      }
+      accu_var: @ac:0:0
+      accu_init: {
+        CONSTANT [13] { value: false }
+      }
+      loop_condition: {
+        CALL [14] {
+          function: @not_strictly_false
+          args: {
+            CALL [15] {
+              function: !_
+              args: {
+                IDENT [16] {
+                  name: @ac:0:0
+                }
+              }
+            }
+          }
+        }
+      }
+      loop_step: {
+        CALL [17] {
+          function: _||_
+          args: {
+            IDENT [18] {
+              name: @ac:0:0
+            }
+            CALL [19] {
+              function: _==_
+              args: {
+                IDENT [20] {
+                  name: @it:0:0
+                }
+                IDENT [21] {
+                  name: @index0
+                }
+              }
+            }
+          }
+        }
+      }
+      result: {
+        IDENT [22] {
+          name: @ac:0:0
+        }
+      }
+    }
+  }
+}
+Test case: HOIST_ZERO_TRIP_ERROR_NOT_EVALUATED
+Source: msg.repeated_nested_message.exists(m, m.bb == 1 / (msg.single_int32 - 5))
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        CALL [3] {
+          function: _/_
+          args: {
+            CONSTANT [4] { value: 1 }
+            CALL [5] {
+              function: _-_
+              args: {
+                SELECT [6] {
+                  IDENT [7] {
+                    name: msg
+                  }.single_int32
+                }
+                CONSTANT [8] { value: 5 }
+              }
+            }
+          }
+        }
+      }
+    }
+    COMPREHENSION [9] {
+      iter_var: @it:0:0
+      iter_range: {
+        SELECT [10] {
+          IDENT [11] {
+            name: msg
+          }.repeated_nested_message
+        }
+      }
+      accu_var: @ac:0:0
+      accu_init: {
+        CONSTANT [12] { value: false }
+      }
+      loop_condition: {
+        CALL [13] {
+          function: @not_strictly_false
+          args: {
+            CALL [14] {
+              function: !_
+              args: {
+                IDENT [15] {
+                  name: @ac:0:0
+                }
+              }
+            }
+          }
+        }
+      }
+      loop_step: {
+        CALL [16] {
+          function: _||_
+          args: {
+            IDENT [17] {
+              name: @ac:0:0
+            }
+            CALL [18] {
+              function: _==_
+              args: {
+                SELECT [19] {
+                  IDENT [20] {
+                    name: @it:0:0
+                  }.bb
+                }
+                IDENT [21] {
+                  name: @index0
+                }
+              }
+            }
+          }
+        }
+      }
+      result: {
+        IDENT [22] {
+          name: @ac:0:0
+        }
+      }
+    }
+  }
+}
+Test case: HOIST_MAP_ACCUMULATION_PRESERVED
+Source: msg.repeated_int64.map(i, msg.single_int64 * 2)
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        CALL [3] {
+          function: _*_
+          args: {
+            SELECT [4] {
+              IDENT [5] {
+                name: msg
+              }.single_int64
+            }
+            CONSTANT [6] { value: 2 }
+          }
+        }
+      }
+    }
+    COMPREHENSION [7] {
+      iter_var: @it:0:0
+      iter_range: {
+        SELECT [8] {
+          IDENT [9] {
+            name: msg
+          }.repeated_int64
+        }
+      }
+      accu_var: @ac:0:0
+      accu_init: {
+        LIST [10] {
+          elements: {
+          }
+        }
+      }
+      loop_condition: {
+        CONSTANT [11] { value: true }
+      }
+      loop_step: {
+        CALL [12] {
+          function: _+_
+          args: {
+            IDENT [13] {
+              name: @ac:0:0
+            }
+            LIST [14] {
+              elements: {
+                IDENT [15] {
+                  name: @index0
+                }
+              }
+            }
+          }
+        }
+      }
+      result: {
+        IDENT [16] {
+          name: @ac:0:0
+        }
+      }
+    }
+  }
+}
+Test case: HOIST_LIST_LITERAL
+Source: msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32])
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        LIST [3] {
+          elements: {
+            SELECT [4] {
+              IDENT [5] {
+                name: msg
+              }.single_int64
+            }
+            SELECT [6] {
+              IDENT [7] {
+                name: msg
+              }.single_int32
+            }
+          }
+        }
+      }
+    }
+    COMPREHENSION [8] {
+      iter_var: @it:0:0
+      iter_range: {
+        SELECT [9] {
+          IDENT [10] {
+            name: msg
+          }.repeated_int64
+        }
+      }
+      accu_var: @ac:0:0
+      accu_init: {
+        CONSTANT [11] { value: false }
+      }
+      loop_condition: {
+        CALL [12] {
+          function: @not_strictly_false
+          args: {
+            CALL [13] {
+              function: !_
+              args: {
+                IDENT [14] {
+                  name: @ac:0:0
+                }
+              }
+            }
+          }
+        }
+      }
+      loop_step: {
+        CALL [15] {
+          function: _||_
+          args: {
+            IDENT [16] {
+              name: @ac:0:0
+            }
+            CALL [17] {
+              function: @in
+              args: {
+                IDENT [18] {
+                  name: @it:0:0
+                }
+                IDENT [19] {
+                  name: @index0
+                }
+              }
+            }
+          }
+        }
+      }
+      result: {
+        IDENT [20] {
+          name: @ac:0:0
+        }
+      }
+    }
+  }
+}
+Test case: HOIST_LIST_APPENDED_TO_ITER_VAR
+Source: [[1], [2]].map(l, l + [msg.single_int64])
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        LIST [3] {
+          elements: {
+            SELECT [4] {
+              IDENT [5] {
+                name: msg
+              }.single_int64
+            }
+          }
+        }
+      }
+    }
+    COMPREHENSION [6] {
+      iter_var: @it:0:0
+      iter_range: {
+        LIST [7] {
+          elements: {
+            LIST [8] {
+              elements: {
+                CONSTANT [9] { value: 1 }
+              }
+            }
+            LIST [10] {
+              elements: {
+                CONSTANT [11] { value: 2 }
+              }
+            }
+          }
+        }
+      }
+      accu_var: @ac:0:0
+      accu_init: {
+        LIST [12] {
+          elements: {
+          }
+        }
+      }
+      loop_condition: {
+        CONSTANT [13] { value: true }
+      }
+      loop_step: {
+        CALL [14] {
+          function: _+_
+          args: {
+            IDENT [15] {
+              name: @ac:0:0
+            }
+            LIST [16] {
+              elements: {
+                CALL [17] {
+                  function: _+_
+                  args: {
+                    IDENT [18] {
+                      name: @it:0:0
+                    }
+                    IDENT [19] {
+                      name: @index0
+                    }
+                  }
+                }
+              }
+            }
+          }
+        }
+      }
+      result: {
+        IDENT [20] {
+          name: @ac:0:0
+        }
+      }
+    }
+  }
+}
+Test case: HOIST_INVARIANT_INSIDE_DUPLICATE
+Source: msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32]) || msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32])
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        LIST [3] {
+          elements: {
+            SELECT [4] {
+              IDENT [5] {
+                name: msg
+              }.single_int64
+            }
+            SELECT [6] {
+              IDENT [7] {
+                name: msg
+              }.single_int32
+            }
+          }
+        }
+        COMPREHENSION [8] {
+          iter_var: @it:0:0
+          iter_range: {
+            SELECT [9] {
+              IDENT [10] {
+                name: msg
+              }.repeated_int64
+            }
+          }
+          accu_var: @ac:0:0
+          accu_init: {
+            CONSTANT [11] { value: false }
+          }
+          loop_condition: {
+            CALL [12] {
+              function: @not_strictly_false
+              args: {
+                CALL [13] {
+                  function: !_
+                  args: {
+                    IDENT [14] {
+                      name: @ac:0:0
+                    }
+                  }
+                }
+              }
+            }
+          }
+          loop_step: {
+            CALL [15] {
+              function: _||_
+              args: {
+                IDENT [16] {
+                  name: @ac:0:0
+                }
+                CALL [17] {
+                  function: @in
+                  args: {
+                    IDENT [18] {
+                      name: @it:0:0
+                    }
+                    IDENT [19] {
+                      name: @index0
+                    }
+                  }
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [20] {
+              name: @ac:0:0
+            }
+          }
+        }
+      }
+    }
+    CALL [21] {
+      function: _||_
+      args: {
+        IDENT [22] {
+          name: @index1
+        }
+        IDENT [23] {
+          name: @index1
+        }
+      }
+    }
+  }
+}
+Test case: HOIST_INVARIANT_OF_NESTED_COMPREHENSION
+Source: msg.repeated_int64.all(i, msg.repeated_int32.exists(j, j == msg.single_int64 * 2))
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        CALL [3] {
+          function: _*_
+          args: {
+            SELECT [4] {
+              IDENT [5] {
+                name: msg
+              }.single_int64
+            }
+            CONSTANT [6] { value: 2 }
+          }
+        }
+        COMPREHENSION [7] {
+          iter_var: @it:0:0
+          iter_range: {
+            SELECT [8] {
+              IDENT [9] {
+                name: msg
+              }.repeated_int32
+            }
+          }
+          accu_var: @ac:0:0
+          accu_init: {
+            CONSTANT [10] { value: false }
+          }
+          loop_condition: {
+            CALL [11] {
+              function: @not_strictly_false
+              args: {
+                CALL [12] {
+                  function: !_
+                  args: {
+                    IDENT [13] {
+                      name: @ac:0:0
+                    }
+                  }
+                }
+              }
+            }
+          }
+          loop_step: {
+            CALL [14] {
+              function: _||_
+              args: {
+                IDENT [15] {
+                  name: @ac:0:0
+                }
+                CALL [16] {
+                  function: _==_
+                  args: {
+                    IDENT [17] {
+                      name: @it:0:0
+                    }
+                    IDENT [18] {
+                      name: @index0
+                    }
+                  }
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [19] {
+              name: @ac:0:0
+            }
+          }
+        }
+      }
+    }
+    COMPREHENSION [20] {
+      iter_var: @it:1:0
+      iter_range: {
+        SELECT [21] {
+          IDENT [22] {
+            name: msg
+          }.repeated_int64
+        }
+      }
+      accu_var: @ac:1:0
+      accu_init: {
+        CONSTANT [23] { value: true }
+      }
+      loop_condition: {
+        CALL [24] {
+          function: @not_strictly_false
+          args: {
+            IDENT [25] {
+              name: @ac:1:0
+            }
+          }
+        }
+      }
+      loop_step: {
+        CALL [26] {
+          function: _&&_
+          args: {
+            IDENT [27] {
+              name: @ac:1:0
+            }
+            IDENT [28] {
+              name: @index1
+            }
+          }
+        }
+      }
+      result: {
+        IDENT [29] {
+          name: @ac:1:0
+        }
+      }
+    }
+  }
+}
+Test case: HOIST_SHARED_TERMS_ONCE
+Source: msg.repeated_int64.exists(i, i == msg.single_int64 + msg.single_int32 + msg.single_sint64) && [msg.single_int64, msg.single_int32, msg.single_sint64].size() > 0
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        SELECT [3] {
+          IDENT [4] {
+            name: msg
+          }.single_int64
+        }
+        SELECT [5] {
+          IDENT [6] {
+            name: msg
+          }.single_int32
+        }
+        SELECT [7] {
+          IDENT [8] {
+            name: msg
+          }.single_sint64
+        }
+        CALL [9] {
+          function: _+_
+          args: {
+            CALL [10] {
+              function: _+_
+              args: {
+                IDENT [11] {
+                  name: @index0
+                }
+                IDENT [12] {
+                  name: @index1
+                }
+              }
+            }
+            IDENT [13] {
+              name: @index2
+            }
+          }
+        }
+      }
+    }
+    CALL [14] {
+      function: _&&_
+      args: {
+        COMPREHENSION [15] {
+          iter_var: @it:0:0
+          iter_range: {
+            SELECT [16] {
+              IDENT [17] {
+                name: msg
+              }.repeated_int64
+            }
+          }
+          accu_var: @ac:0:0
+          accu_init: {
+            CONSTANT [18] { value: false }
+          }
+          loop_condition: {
+            CALL [19] {
+              function: @not_strictly_false
+              args: {
+                CALL [20] {
+                  function: !_
+                  args: {
+                    IDENT [21] {
+                      name: @ac:0:0
+                    }
+                  }
+                }
+              }
+            }
+          }
+          loop_step: {
+            CALL [22] {
+              function: _||_
+              args: {
+                IDENT [23] {
+                  name: @ac:0:0
+                }
+                CALL [24] {
+                  function: _==_
+                  args: {
+                    IDENT [25] {
+                      name: @it:0:0
+                    }
+                    IDENT [26] {
+                      name: @index3
+                    }
+                  }
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [27] {
+              name: @ac:0:0
+            }
+          }
+        }
+        CALL [28] {
+          function: _>_
+          args: {
+            CALL [29] {
+              function: size
+              target: {
+                LIST [30] {
+                  elements: {
+                    IDENT [31] {
+                      name: @index0
+                    }
+                    IDENT [32] {
+                      name: @index1
+                    }
+                    IDENT [33] {
+                      name: @index2
+                    }
+                  }
+                }
+              }
+              args: {
+              }
+            }
+            CONSTANT [34] { value: 0 }
+          }
+        }
+      }
+    }
+  }
+}
+Test case: HOIST_SHARED_WITH_ACCUMULATED_LIST
+Source: msg.repeated_int64.exists(i, i in [msg.single_int64]) && msg.repeated_int64.map(i, msg.single_int64).size() > 0
+=====>
+CALL [1] {
+  function: cel.@block
+  args: {
+    LIST [2] {
+      elements: {
+        SELECT [3] {
+          IDENT [4] {
+            name: msg
+          }.single_int64
+        }
+        LIST [5] {
+          elements: {
+            IDENT [6] {
+              name: @index0
+            }
+          }
+        }
+        SELECT [7] {
+          IDENT [8] {
+            name: msg
+          }.repeated_int64
+        }
+      }
+    }
+    CALL [9] {
+      function: _&&_
+      args: {
+        COMPREHENSION [10] {
+          iter_var: @it:0:0
+          iter_range: {
+            IDENT [11] {
+              name: @index2
+            }
+          }
+          accu_var: @ac:0:0
+          accu_init: {
+            CONSTANT [12] { value: false }
+          }
+          loop_condition: {
+            CALL [13] {
+              function: @not_strictly_false
+              args: {
+                CALL [14] {
+                  function: !_
+                  args: {
+                    IDENT [15] {
+                      name: @ac:0:0
+                    }
+                  }
+                }
+              }
+            }
+          }
+          loop_step: {
+            CALL [16] {
+              function: _||_
+              args: {
+                IDENT [17] {
+                  name: @ac:0:0
+                }
+                CALL [18] {
+                  function: @in
+                  args: {
+                    IDENT [19] {
+                      name: @it:0:0
+                    }
+                    IDENT [20] {
+                      name: @index1
+                    }
+                  }
+                }
+              }
+            }
+          }
+          result: {
+            IDENT [21] {
+              name: @ac:0:0
+            }
+          }
+        }
+        CALL [22] {
+          function: _>_
+          args: {
+            CALL [23] {
+              function: size
+              target: {
+                COMPREHENSION [24] {
+                  iter_var: @it:0:1
+                  iter_range: {
+                    IDENT [25] {
+                      name: @index2
+                    }
+                  }
+                  accu_var: @ac:0:1
+                  accu_init: {
+                    LIST [26] {
+                      elements: {
+                      }
+                    }
+                  }
+                  loop_condition: {
+                    CONSTANT [27] { value: true }
+                  }
+                  loop_step: {
+                    CALL [28] {
+                      function: _+_
+                      args: {
+                        IDENT [29] {
+                          name: @ac:0:1
+                        }
+                        LIST [30] {
+                          elements: {
+                            IDENT [31] {
+                              name: @index0
+                            }
+                          }
+                        }
+                      }
+                    }
+                  }
+                  result: {
+                    IDENT [32] {
+                      name: @ac:0:1
+                    }
+                  }
+                }
+              }
+              args: {
+              }
+            }
+            CONSTANT [33] { value: 0 }
+          }
+        }
+      }
+    }
+  }
 }
\ No newline at end of file
diff --git a/optimizer/src/test/resources/subexpression_unparsed.baseline b/optimizer/src/test/resources/subexpression_unparsed.baseline
index 411d74828..02dac5ed3 100644
--- a/optimizer/src/test/resources/subexpression_unparsed.baseline
+++ b/optimizer/src/test/resources/subexpression_unparsed.baseline
@@ -134,13 +134,13 @@ Test case: NESTED_MACROS
 Source: [1,2,3].map(i, [1, 2, 3].map(i, i + 1)) == [[2, 3, 4], [2, 3, 4], [2, 3, 4]]
 =====>
 Result: true
-Unparsed: cel.@block([[1, 2, 3], [2, 3, 4]], @index0.map(@it:1:0, @index0.map(@it:0:0, @it:0:0 + 1)) == [@index1, @index1, @index1])
+Unparsed: cel.@block([[1, 2, 3], @index0.map(@it:0:0, @it:0:0 + 1), [2, 3, 4]], @index0.map(@it:1:0, @index1) == [@index2, @index2, @index2])
 
 Test case: NESTED_MACROS_2
 Source: [1, 2].map(y, [1, 2, 3].filter(x, x == y)) == [[1], [2]]
 =====>
 Result: true
-Unparsed: [1, 2].map(y, [1, 2, 3].filter(x, x == y)) == [[1], [2]]
+Unparsed: cel.@block([[1, 2, 3]], [1, 2].map(@it:1:0, @index0.filter(@it:0:0, @it:0:0 == @it:1:0)) == [[1], [2]])
 
 Test case: NESTED_MACROS_3
 Source: [1,2,3].map(i, i * 2) + [1,2,3].map(i, i * 2).map(i, i * 2)
@@ -152,25 +152,25 @@ Test case: NESTED_MACROS_COMP_V2_1
 Source: [1,2,3].transformList(i, v, [1, 2, 3].transformList(i, v, i + v + 1)) == [[2, 4, 6], [2, 4, 6], [2, 4, 6]]
 =====>
 Result: true
-Unparsed: cel.@block([[1, 2, 3], [2, 4, 6]], @index0.transformList(@it:1:0, @it2:1:0, @index0.transformList(@it:0:0, @it2:0:0, @it:0:0 + @it2:0:0 + 1)) == [@index1, @index1, @index1])
+Unparsed: cel.@block([[1, 2, 3], @index0.transformList(@it:0:0, @it2:0:0, @it:0:0 + @it2:0:0 + 1), [2, 4, 6]], @index0.transformList(@it:1:0, @it2:1:0, @index1) == [@index2, @index2, @index2])
 
 Test case: NESTED_MACROS_COMP_V2_2
 Source: [1, 2].transformList(i, y, [1, 2, 3].filter(x, x == y && i < y)) == [[1], [2]]
 =====>
 Result: true
-Unparsed: [1, 2].transformList(i, y, [1, 2, 3].filter(x, x == y && i < y)) == [[1], [2]]
+Unparsed: cel.@block([[1, 2, 3]], [1, 2].transformList(@it:1:0, @it2:1:0, @index0.filter(@it:0:0, @it:0:0 == @it2:1:0 && @it:1:0 < @it2:1:0)) == [[1], [2]])
 
 Test case: ADJACENT_NESTED_MACROS
 Source: [1,2,3].map(i, [1, 2, 3].map(i, i + 1)) == [1,2,3].map(j, [1, 2, 3].map(j, j + 1))
 =====>
 Result: true
-Unparsed: cel.@block([[1, 2, 3], @index0.map(@it:1:0, @index0.map(@it:0:0, @it:0:0 + 1))], @index1 == @index1)
+Unparsed: cel.@block([[1, 2, 3], @index0.map(@it:0:0, @it:0:0 + 1), @index0.map(@it:1:0, @index1)], @index2 == @index2)
 
 Test case: ADJACENT_NESTED_MACROS_COMP_V2
 Source: [1,2,3].transformMap(i, x, [1, 2, 3].transformMap(i, x, i + x + 1)) == [1,2,3].transformMap(j, y, [1, 2, 3].transformMap(j, y,  j + y + 1))
 =====>
 Result: true
-Unparsed: cel.@block([[1, 2, 3], @index0.transformMap(@it:1:0, @it2:1:0, @index0.transformMap(@it:0:0, @it2:0:0, @it:0:0 + @it2:0:0 + 1))], @index1 == @index1)
+Unparsed: cel.@block([[1, 2, 3], @index0.transformMap(@it:0:0, @it2:0:0, @it:0:0 + @it2:0:0 + 1), @index0.transformMap(@it:1:0, @it2:1:0, @index1)], @index2 == @index2)
 
 Test case: INCLUSION_LIST
 Source: 1 in [1,2,3] && 2 in [1,2,3] && 3 in [3, [1,2,3]] && 1 in [1,2,3]
@@ -188,13 +188,13 @@ Test case: MACRO_ITER_VAR_NOT_REFERENCED
 Source: [1,2].map(i, [1, 2].map(i, [3,4])) == [[[3, 4], [3, 4]], [[3, 4], [3, 4]]]
 =====>
 Result: true
-Unparsed: cel.@block([[1, 2], [3, 4], [@index1, @index1]], @index0.map(@it:1:0, @index0.map(@it:0:0, @index1)) == [@index2, @index2])
+Unparsed: cel.@block([[1, 2], [3, 4], @index0.map(@it:0:0, @index1), [@index1, @index1]], @index0.map(@it:1:0, @index2) == [@index3, @index3])
 
 Test case: MACRO_ITER_VAR2_NOT_REFERENCED
 Source: [1,2].transformList(i, v, [1, 2].transformList(i, v, [3,4])) == [[[3, 4], [3, 4]], [[3, 4], [3, 4]]]
 =====>
 Result: true
-Unparsed: cel.@block([[1, 2], [3, 4], [@index1, @index1]], @index0.transformList(@it:1:0, @it2:1:0, @index0.transformList(@it:0:0, @it2:0:0, @index1)) == [@index2, @index2])
+Unparsed: cel.@block([[1, 2], [3, 4], @index0.transformList(@it:0:0, @it2:0:0, @index1), [@index1, @index1]], @index0.transformList(@it:1:0, @it2:1:0, @index2) == [@index3, @index3])
 
 Test case: MACRO_SHADOWED_VARIABLE
 Source: [x - 1 > 3 ? x - 1 : 5].exists(x, x - 1 > 3) || x - 1 > 3
@@ -314,4 +314,76 @@ Test case: CUSTOM_FUNCTION_ELIMINABLE
 Source: pure_custom_func(msg.oneof_type.payload.single_int64) + pure_custom_func(msg.oneof_type.payload.single_int32) + pure_custom_func(msg.oneof_type.payload.single_int64) + pure_custom_func(msg.single_int64)
 =====>
 Result: 31
-Unparsed: cel.@block([msg.oneof_type.payload, pure_custom_func(@index0.single_int64)], @index1 + pure_custom_func(@index0.single_int32) + @index1 + pure_custom_func(msg.single_int64))
\ No newline at end of file
+Unparsed: cel.@block([msg.oneof_type.payload, pure_custom_func(@index0.single_int64)], @index1 + pure_custom_func(@index0.single_int32) + @index1 + pure_custom_func(msg.single_int64))
+
+Test case: VALUE_NUMBERING_COMMUTATIVE_ADD_CONVERSE_RELATION_LOGICAL_AND
+Source: (msg.single_int64 + msg.single_int32 > 5 && msg.oneof_type.payload.single_int64 < msg.single_int64 + msg.single_int32) == (msg.single_int32 + msg.single_int64 > msg.oneof_type.payload.single_int64 && 5 < msg.single_int32 + msg.single_int64)
+=====>
+Result: true
+Unparsed: cel.@block([msg.single_int64 + msg.single_int32, @index0 > 5 && msg.oneof_type.payload.single_int64 < @index0], @index1 == @index1)
+
+Test case: VALUE_NUMBERING_COMMUTATIVE_MULTIPLY_EQUALITY_LOGICAL_OR
+Source: (msg.oneof_type.payload.single_int32 * msg.single_int64 == 24 || msg.single_int32 != msg.oneof_type.payload.single_int64) && (msg.oneof_type.payload.single_int64 != msg.single_int32 || 24 == msg.single_int64 * msg.oneof_type.payload.single_int32)
+=====>
+Result: true
+Unparsed: cel.@block([msg.oneof_type.payload, @index0.single_int32 * msg.single_int64 == 24 || msg.single_int32 != @index0.single_int64], @index1 && @index1)
+
+Test case: HOIST_NESTED_COMPREHENSION
+Source: msg.repeated_int64.all(i, msg.repeated_int32.exists(j, j == 2))
+=====>
+Result: true
+Unparsed: cel.@block([msg.repeated_int32.exists(@it:0:0, @it:0:0 == 2)], msg.repeated_int64.all(@it:1:0, @index0))
+
+Test case: HOIST_INVARIANT_ARITHMETIC
+Source: msg.repeated_int64.exists(i, i == msg.single_int64 * 2 + msg.single_int32)
+=====>
+Result: false
+Unparsed: cel.@block([msg.single_int64 * 2 + msg.single_int32], msg.repeated_int64.exists(@it:0:0, @it:0:0 == @index0))
+
+Test case: HOIST_ZERO_TRIP_ERROR_NOT_EVALUATED
+Source: msg.repeated_nested_message.exists(m, m.bb == 1 / (msg.single_int32 - 5))
+=====>
+Result: false
+Unparsed: cel.@block([1 / (msg.single_int32 - 5)], msg.repeated_nested_message.exists(@it:0:0, @it:0:0.bb == @index0))
+
+Test case: HOIST_MAP_ACCUMULATION_PRESERVED
+Source: msg.repeated_int64.map(i, msg.single_int64 * 2)
+=====>
+Result: [6, 6, 6]
+Unparsed: cel.@block([msg.single_int64 * 2], msg.repeated_int64.map(@it:0:0, @index0))
+
+Test case: HOIST_LIST_LITERAL
+Source: msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32])
+=====>
+Result: true
+Unparsed: cel.@block([[msg.single_int64, msg.single_int32]], msg.repeated_int64.exists(@it:0:0, @it:0:0 in @index0))
+
+Test case: HOIST_LIST_APPENDED_TO_ITER_VAR
+Source: [[1], [2]].map(l, l + [msg.single_int64])
+=====>
+Result: [[1, 3], [2, 3]]
+Unparsed: cel.@block([[msg.single_int64]], [[1], [2]].map(@it:0:0, @it:0:0 + @index0))
+
+Test case: HOIST_INVARIANT_INSIDE_DUPLICATE
+Source: msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32]) || msg.repeated_int64.exists(i, i in [msg.single_int64, msg.single_int32])
+=====>
+Result: true
+Unparsed: cel.@block([[msg.single_int64, msg.single_int32], msg.repeated_int64.exists(@it:0:0, @it:0:0 in @index0)], @index1 || @index1)
+
+Test case: HOIST_INVARIANT_OF_NESTED_COMPREHENSION
+Source: msg.repeated_int64.all(i, msg.repeated_int32.exists(j, j == msg.single_int64 * 2))
+=====>
+Result: false
+Unparsed: cel.@block([msg.single_int64 * 2, msg.repeated_int32.exists(@it:0:0, @it:0:0 == @index0)], msg.repeated_int64.all(@it:1:0, @index1))
+
+Test case: HOIST_SHARED_TERMS_ONCE
+Source: msg.repeated_int64.exists(i, i == msg.single_int64 + msg.single_int32 + msg.single_sint64) && [msg.single_int64, msg.single_int32, msg.single_sint64].size() > 0
+=====>
+Result: false
+Unparsed: cel.@block([msg.single_int64, msg.single_int32, msg.single_sint64, @index0 + @index1 + @index2], msg.repeated_int64.exists(@it:0:0, @it:0:0 == @index3) && [@index0, @index1, @index2].size() > 0)
+
+Test case: HOIST_SHARED_WITH_ACCUMULATED_LIST
+Source: msg.repeated_int64.exists(i, i in [msg.single_int64]) && msg.repeated_int64.map(i, msg.single_int64).size() > 0
+=====>
+Result: true
+Unparsed: cel.@block([msg.single_int64, [@index0], msg.repeated_int64], @index2.exists(@it:0:0, @it:0:0 in @index1) && @index2.map(@it:0:1, @index0).size() > 0)
\ No newline at end of file
diff --git a/policy/src/test/java/dev/cel/policy/PolicyTestHelper.java b/policy/src/test/java/dev/cel/policy/PolicyTestHelper.java
index 3fe2e3322..0315c7c02 100644
--- a/policy/src/test/java/dev/cel/policy/PolicyTestHelper.java
+++ b/policy/src/test/java/dev/cel/policy/PolicyTestHelper.java
@@ -78,12 +78,12 @@ enum TestYamlPolicy {
     REQUIRED_LABELS(
         "required_labels",
         true,
-        "cel.@block([spec.labels.filter(@it:0:0, !(@it:0:0 in resource.labels)), spec.labels,"
-            + " resource.labels.transformList(@it:0:1, @it2:0:1, @it:0:1 in @index1 && @it2:0:1 !="
-            + " @index1[@it:0:1], @it:0:1)], (@index0.size() > 0) ? optional.of(\"missing one or"
-            + " more required labels: [\"\" + @index0.join(\"\", \"\") + \"\"]\") :"
-            + " ((@index2.size() > 0) ? optional.of(\"invalid values provided on one or more"
-            + " labels: [\"\" + @index2.join(\"\", \"\") + \"\"]\") : optional.none()))"),
+        "cel.@block([resource.labels, spec.labels.filter(@it:0:0, !(@it:0:0 in @index0)),"
+            + " spec.labels, @index0.transformList(@it:0:1, @it2:0:1, @it:0:1 in @index2 &&"
+            + " @it2:0:1 != @index2[@it:0:1], @it:0:1)], (@index1.size() > 0) ?"
+            + " optional.of(\"missing one or more required labels: [\"\" + @index1.join(\"\", \"\")"
+            + " + \"\"]\") : ((@index3.size() > 0) ? optional.of(\"invalid values provided on one"
+            + " or more labels: [\"\" + @index3.join(\"\", \"\") + \"\"]\") : optional.none()))"),
     RESTRICTED_DESTINATIONS(
         "restricted_destinations",
         false,
@@ -96,9 +96,9 @@ enum TestYamlPolicy {
     K8S(
         "k8s",
         true,
-        "cel.@block([resource.labels.?environment.orValue(\"prod\")],"
+        "cel.@block([resource.labels.?environment.orValue(\"prod\"), @index0 + \".\"],"
             + " !(resource.labels.?break_glass.orValue(\"false\") == \"true\" ||"
-            + " resource.containers.all(@it:0:0, @it:0:0.startsWith(@index0 + \".\"))) ?"
+            + " resource.containers.all(@it:0:0, @it:0:0.startsWith(@index1))) ?"
             + " optional.of(\"only \" + @index0 + \" containers are allowed in namespace \" +"
             + " resource.namespace) : optional.none())"),
     PB(