[SCCP] fix non-determinism (llvm#105758)

the visit order depended on hashing because we iterated over a SmallPtrSet
lei137 · Aug 23, 2024 · aec3ec0 · aec3ec0
1 parent 0bf5846
commit aec3ec0
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/llvm/lib/Transforms/Utils/SCCPSolver.cpp b/llvm/lib/Transforms/Utils/SCCPSolver.cpp
@@ -13,6 +13,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Transforms/Utils/SCCPSolver.h"
+#include "llvm/ADT/SetVector.h"
 #include "llvm/Analysis/ConstantFolding.h"
 #include "llvm/Analysis/InstructionSimplify.h"
 #include "llvm/Analysis/ValueLattice.h"
@@ -418,7 +419,7 @@ class SCCPInstVisitor : public InstVisitor<SCCPInstVisitor> {
 
   DenseMap<Function *, std::unique_ptr<PredicateInfo>> FnPredicateInfo;
 
-  DenseMap<Value *, SmallPtrSet<User *, 2>> AdditionalUsers;
+  DenseMap<Value *, SmallSetVector<User *, 2>> AdditionalUsers;
 
   LLVMContext &Ctx;