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authorZhou Sheng <zhousheng00@gmail.com>2009-03-03 06:02:04 +0000
committerZhou Sheng <zhousheng00@gmail.com>2009-03-03 06:02:04 +0000
commit506035105c4aa2b7524b26da9536267df19e18b1 (patch)
tree36b838eaad92b6b7baf8b8a371c10430de955818 /llvm/lib/Analysis/AliasSetTracker.cpp
parentb2da9339899ee2f91531880b47eb098578326390 (diff)
downloadbcm5719-llvm-506035105c4aa2b7524b26da9536267df19e18b1.tar.gz
bcm5719-llvm-506035105c4aa2b7524b26da9536267df19e18b1.zip
Ignore the debug info intrinsics when adding instructions into alias sets.
llvm-svn: 65934
Diffstat (limited to 'llvm/lib/Analysis/AliasSetTracker.cpp')
-rw-r--r--llvm/lib/Analysis/AliasSetTracker.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/AliasSetTracker.cpp b/llvm/lib/Analysis/AliasSetTracker.cpp
index 608da93f573..8eeb7f6c601 100644
--- a/llvm/lib/Analysis/AliasSetTracker.cpp
+++ b/llvm/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
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