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| author | Evan Cheng <evan.cheng@apple.com> | 2009-10-14 06:46:26 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-10-14 06:46:26 +0000 |
| commit | 8407f6b1defd05a0adf914c15c33a273e22819c6 (patch) | |
| tree | d38572c2e6a95d906b0fb0ad56d00a53fbbbdce7 /lib/Analysis/BasicAliasAnalysis.cpp | |
| parent | 9d17125f7a6ac8eb8e679b1fd7c14a0b539d15f9 (diff) | |
| download | external_llvm-8407f6b1defd05a0adf914c15c33a273e22819c6.zip external_llvm-8407f6b1defd05a0adf914c15c33a273e22819c6.tar.gz external_llvm-8407f6b1defd05a0adf914c15c33a273e22819c6.tar.bz2 | |
Clear VisitedPHIs after use.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84080 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/BasicAliasAnalysis.cpp')
| -rw-r--r-- | lib/Analysis/BasicAliasAnalysis.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Analysis/BasicAliasAnalysis.cpp b/lib/Analysis/BasicAliasAnalysis.cpp index ce1d877..2c4efc4 100644 --- a/lib/Analysis/BasicAliasAnalysis.cpp +++ b/lib/Analysis/BasicAliasAnalysis.cpp @@ -203,8 +203,10 @@ namespace { BasicAliasAnalysis() : NoAA(&ID) {} AliasResult alias(const Value *V1, unsigned V1Size, const Value *V2, unsigned V2Size) { + assert(VisitedPHIs.empty() && "VisitedPHIs must be cleared after use!"); + AliasResult Alias = aliasCheck(V1, V1Size, V2, V2Size); VisitedPHIs.clear(); - return aliasCheck(V1, V1Size, V2, V2Size); + return Alias; } ModRefResult getModRefInfo(CallSite CS, Value *P, unsigned Size); |