[ObjC][ARC] Initialize member of ObjCARCContract

[ahatanak]

This fixes a bug where hasCFGChanged was called before CFGChanged had been initialized.

rdar://142842745

[llvmbot]

@llvm/pr-subscribers-llvm-transforms

Author: Akira Hatanaka (ahatanak)

Changes

This fixes a bug where hasCFGChanged was called before CFGChanged had been initialized.

rdar://142842745

---

Full diff: https://github.com/llvm/llvm-project/pull/125256.diff

1 Files Affected:

• (modified) llvm/lib/Transforms/ObjCARC/ObjCARCContract.cpp (+1-1)

diff --git a/llvm/lib/Transforms/ObjCARC/ObjCARCContract.cpp b/llvm/lib/Transforms/ObjCARC/ObjCARCContract.cpp
index 8407726a69c0ba..311d3b1cfc0a05 100644
--- a/llvm/lib/Transforms/ObjCARC/ObjCARCContract.cpp
+++ b/llvm/lib/Transforms/ObjCARC/ObjCARCContract.cpp
@@ -64,7 +64,7 @@ namespace {
 
 class ObjCARCContract {
   bool Changed;
-  bool CFGChanged;
+  bool CFGChanged = false;
   AAResults *AA;
   DominatorTree *DT;
   ProvenanceAnalysis PA;