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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 | 864970e9b629e34e39f1a8b80c01d196ebf706de (patch) | |
| tree | ffe44f7fdef61737d3e6c236ff45cc4922a2b1ce /llvm/lib/Analysis/AliasSetTracker.cpp | |
| parent | 924ca7f01d4670682d4e68222e06e7ed6bc1fbad (diff) | |
| download | bcm5719-llvm-864970e9b629e34e39f1a8b80c01d196ebf706de.tar.gz bcm5719-llvm-864970e9b629e34e39f1a8b80c01d196ebf706de.zip | |
Identify Analysis pass.
Do not run analysis pass again if analysis info is still available.
This fixes PR1441.
llvm-svn: 48476
Diffstat (limited to 'llvm/lib/Analysis/AliasSetTracker.cpp')
| -rw-r--r-- | llvm/lib/Analysis/AliasSetTracker.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/AliasSetTracker.cpp b/llvm/lib/Analysis/AliasSetTracker.cpp index d5038ea6d1d..69cf4b309b7 100644 --- a/llvm/lib/Analysis/AliasSetTracker.cpp +++ b/llvm/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>()); |
