diff options
| -rw-r--r-- | lib/Transforms/Scalar/ObjCARC.cpp | 2 | ||||
| -rw-r--r-- | test/Transforms/ObjCARC/pr12270.ll | 6 |
2 files changed, 7 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/ObjCARC.cpp b/lib/Transforms/Scalar/ObjCARC.cpp index 80c1dd166e..56e6c4c957 100644 --- a/lib/Transforms/Scalar/ObjCARC.cpp +++ b/lib/Transforms/Scalar/ObjCARC.cpp @@ -4073,7 +4073,7 @@ bool ObjCARCContract::runOnFunction(Function &F) { if (!UserInst) continue; // FIXME: dominates should return true for unreachable UserInst. - if (!DT->isReachableFromEntry(UserInst->getParent()) || + if (DT->isReachableFromEntry(UserInst->getParent()) && DT->dominates(Inst, UserInst)) { Changed = true; Instruction *Replacement = Inst; diff --git a/test/Transforms/ObjCARC/pr12270.ll b/test/Transforms/ObjCARC/pr12270.ll index 30610f8694..1faae5f687 100644 --- a/test/Transforms/ObjCARC/pr12270.ll +++ b/test/Transforms/ObjCARC/pr12270.ll @@ -9,7 +9,13 @@ entry: return: ; No predecessors! %bar = bitcast %2* %x to i8* %foo = call i8* @objc_autoreleaseReturnValue(i8* %bar) nounwind + call void @callee() + call void @use_pointer(i8* %foo) + call void @objc_release(i8* %foo) nounwind ret void } declare i8* @objc_autoreleaseReturnValue(i8*) +declare void @objc_release(i8*) +declare void @callee() +declare void @use_pointer(i8*) |