1 files changed, 6 insertions, 0 deletions
diff --git a/src/passes/ConstantFieldPropagation.cpp b/src/passes/ConstantFieldPropagation.cpp
index d2b08ea30..0ec889e36 100644
--- a/src/passes/ConstantFieldPropagation.cpp
+++ b/src/passes/ConstantFieldPropagation.cpp
@@ -52,6 +52,9 @@ using PCVFunctionStructValuesMap =
 struct FunctionOptimizer : public WalkerPass<PostWalker<FunctionOptimizer>> {
   bool isFunctionParallel() override { return true; }
 
+  // Only modifies struct.get operations.
+  bool requiresNonNullableLocalFixups() override { return false; }
+
   Pass* create() override { return new FunctionOptimizer(infos); }
 
   FunctionOptimizer(PCVStructValuesMap& infos) : infos(infos) {}
@@ -175,6 +178,9 @@ struct PCVScanner
 };
 
 struct ConstantFieldPropagation : public Pass {
+  // Only modifies struct.get operations.
+  bool requiresNonNullableLocalFixups() override { return false; }
+
   void run(PassRunner* runner, Module* module) override {
     if (!module->features.hasGC()) {
       return;