summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--lib/Analysis/CaptureTracking.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Analysis/CaptureTracking.cpp b/lib/Analysis/CaptureTracking.cpp
index f615881829..7cd055dcd8 100644
--- a/lib/Analysis/CaptureTracking.cpp
+++ b/lib/Analysis/CaptureTracking.cpp
@@ -98,6 +98,11 @@ bool llvm::PointerMayBeCaptured(const Value *V, bool ReturnCaptures) {
Worklist.push_back(U);
}
break;
+ case Instruction::ICmp:
+ // Comparing the pointer against null does not count as a capture.
+ if (isa<ConstantPointerNull>(I->getOperand(1)))
+ break;
+ return true;
default:
// Something else - be conservative and say it is captured.
return true;