Ignore the debug info intrinsics when adding instructions into alias sets.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65934 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/AliasSetTracker.cpp b/lib/Analysis/AliasSetTracker.cpp
index 608da93..8eeb7f6 100644
--- a/lib/Analysis/AliasSetTracker.cpp
+++ b/lib/Analysis/AliasSetTracker.cpp
@@ -14,6 +14,7 @@
#include "llvm/Analysis/AliasSetTracker.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/Instructions.h"
+#include "llvm/IntrinsicInst.h"
#include "llvm/Pass.h"
#include "llvm/Type.h"
#include "llvm/Target/TargetData.h"
@@ -296,6 +297,8 @@
bool AliasSetTracker::add(CallSite CS) {
+ if (isa<DbgInfoIntrinsic>(CS.getInstruction()))
+ return true; // Ignore DbgInfo Intrinsics.
if (AA.doesNotAccessMemory(CS))
return true; // doesn't alias anything