[PATCH] D81234: Correctly report modified status for ObjCARCOpt
serge via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Jun 5 01:03:46 PDT 2020
serge-sans-paille created this revision.
serge-sans-paille added reviewers: ahatanak, foad, nikic, jdoerfert.
Herald added subscribers: llvm-commits, dexonsmith, hiraditya.
Herald added a project: LLVM.
Related to https://reviews.llvm.org/D80916
https://reviews.llvm.org/D81234
Files:
llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
Index: llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
===================================================================
--- llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
+++ llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
@@ -676,6 +676,7 @@
// Delete the RV pair, starting with the AutoreleaseRV.
AutoreleaseRV->replaceAllUsesWith(
cast<CallInst>(AutoreleaseRV)->getArgOperand(0));
+ Changed = true;
EraseInstruction(AutoreleaseRV);
if (Class == ARCInstKind::RetainRV) {
// AutoreleaseRV and RetainRV cancel out. Delete the RetainRV.
@@ -915,6 +916,7 @@
if (!Inst->getType()->isVoidTy())
Inst->replaceAllUsesWith(Inst->getOperand(0));
Inst->eraseFromParent();
+ Changed = true;
return;
}
@@ -2052,6 +2054,7 @@
// Delete objc_loadWeak calls with no users.
if (Class == ARCInstKind::LoadWeak && Inst->use_empty()) {
Inst->eraseFromParent();
+ Changed = true;
continue;
}
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