summaryrefslogtreecommitdiff
path: root/lib/Analysis/AliasSetTracker.cpp
diff options
context:
space:
mode:
authorZhou Sheng <zhousheng00@gmail.com>2009-03-03 06:02:04 +0000
committerZhou Sheng <zhousheng00@gmail.com>2009-03-03 06:02:04 +0000
commit7e4286eb7c0e3c391e2cdae3535eff4b412105df (patch)
tree3e4da4f6eb1104a201c461ce352fea1f7c6afcff /lib/Analysis/AliasSetTracker.cpp
parentbb2b521f81039c3d6a10eb0aa0a504bdbb79cff8 (diff)
downloadllvm-7e4286eb7c0e3c391e2cdae3535eff4b412105df.tar.gz
llvm-7e4286eb7c0e3c391e2cdae3535eff4b412105df.tar.bz2
llvm-7e4286eb7c0e3c391e2cdae3535eff4b412105df.tar.xz
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
Diffstat (limited to 'lib/Analysis/AliasSetTracker.cpp')
-rw-r--r--lib/Analysis/AliasSetTracker.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Analysis/AliasSetTracker.cpp b/lib/Analysis/AliasSetTracker.cpp
index 608da93f57..8eeb7f6c60 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(VAArgInst *VAAI) {
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