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authorChris Lattner <sabre@nondot.org>2005-03-18 23:18:30 +0000
committerChris Lattner <sabre@nondot.org>2005-03-18 23:18:30 +0000
commitdb7436aae8fc1f3cd993a2a78c4f919bb21e6599 (patch)
treedda7fb224a52c9304411f5e9271535b9f6ceef72 /lib/Analysis/DataStructure/DataStructureAA.cpp
parent0c9707a190cfea2bd94777e561d7cc0af8342417 (diff)
fix a bogus assertion
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20675 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/DataStructure/DataStructureAA.cpp')
-rw-r--r--lib/Analysis/DataStructure/DataStructureAA.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Analysis/DataStructure/DataStructureAA.cpp b/lib/Analysis/DataStructure/DataStructureAA.cpp
index dcbb4ed60f..f880b636dc 100644
--- a/lib/Analysis/DataStructure/DataStructureAA.cpp
+++ b/lib/Analysis/DataStructure/DataStructureAA.cpp
@@ -190,7 +190,7 @@ DSAA::getModRefInfo(CallSite CS, Value *P, unsigned Size) {
DSScalarMap &CallerSM = CallerTDGraph.getScalarMap();
DSScalarMap::iterator NI = CallerSM.find(P);
if (NI == CallerSM.end()) {
- if (isa<ConstantPointerNull>(P))
+ if (isa<ConstantPointerNull>(P) || isa<UndefValue>(P))
Result = NoModRef; // null is never modified :)
else {
assert(isa<GlobalVariable>(P) &&