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| author | Devang Patel <dpatel@apple.com> | 2008-03-18 00:39:19 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2008-03-18 00:39:19 +0000 |
| commit | 1cee94f04111cfd7114979d6dfddce2669c9380d (patch) | |
| tree | dcbe3d4a2811447eec457bce66c90106e4245c24 /lib/Analysis/AliasSetTracker.cpp | |
| parent | b176038f989d98ac9f5f1dc2b52b6ef1723b2b78 (diff) | |
Identify Analysis pass.
Do not run analysis pass again if analysis info is still available.
This fixes PR1441.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48476 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/AliasSetTracker.cpp')
| -rw-r--r-- | lib/Analysis/AliasSetTracker.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Analysis/AliasSetTracker.cpp b/lib/Analysis/AliasSetTracker.cpp index d5038ea6d1..69cf4b309b 100644 --- a/lib/Analysis/AliasSetTracker.cpp +++ b/lib/Analysis/AliasSetTracker.cpp @@ -558,6 +558,9 @@ namespace { AU.addRequired<AliasAnalysis>(); } + /// isAnalysis - Return true if this pass is implementing an analysis pass. + virtual bool isAnalysis() const { return true; } + virtual bool runOnFunction(Function &F) { Tracker = new AliasSetTracker(getAnalysis<AliasAnalysis>()); |