1 files changed, 2 insertions, 5 deletions
diff --git a/src/ir/utils.h b/src/ir/utils.h
index fa3e34423..805844a71 100644
--- a/src/ir/utils.h
+++ b/src/ir/utils.h
@@ -107,11 +107,8 @@ struct ReFinalize
   ReFinalize() { name = "refinalize"; }
 
   // block finalization is O(bad) if we do each block by itself, so do it in
-  // bulk, tracking break value types so we just do a linear pass
-
-  // TODO: Switch to std::unordered_set once types are properly canonicalized so
-  // determinism isn't an issue.
-  std::unordered_map<Name, std::set<Type>> breakTypes;
+  // bulk, tracking break value types so we just do a linear pass.
+  std::unordered_map<Name, std::unordered_set<Type>> breakTypes;
 
 #define DELEGATE(CLASS_TO_VISIT)                                               \
   void visit##CLASS_TO_VISIT(CLASS_TO_VISIT* curr);