diff options
| author | Chris Lattner <sabre@nondot.org> | 2003-02-08 23:04:50 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-02-08 23:04:50 +0000 |
| commit | 2c1d7cf13b3c049c40627416315841ccbe6b123f (patch) | |
| tree | e98d3ef3a1a9dfe74969960efcd5891c432cf68a /lib/Analysis/AliasAnalysisEvaluator.cpp | |
| parent | 6022ef463f3f678fcaf58502c15aaa6619837803 (diff) | |
| download | external_llvm-2c1d7cf13b3c049c40627416315841ccbe6b123f.tar.gz external_llvm-2c1d7cf13b3c049c40627416315841ccbe6b123f.tar.bz2 external_llvm-2c1d7cf13b3c049c40627416315841ccbe6b123f.zip | |
Fix division by zero problem
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5509 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/AliasAnalysisEvaluator.cpp')
| -rw-r--r-- | lib/Analysis/AliasAnalysisEvaluator.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Analysis/AliasAnalysisEvaluator.cpp b/lib/Analysis/AliasAnalysisEvaluator.cpp index ffc097490c..efd22587ef 100644 --- a/lib/Analysis/AliasAnalysisEvaluator.cpp +++ b/lib/Analysis/AliasAnalysisEvaluator.cpp @@ -66,6 +66,11 @@ bool AAEval::runOnFunction(Function &F) { bool AAEval::doFinalization(Module &M) { unsigned Sum = No+May+Must; std::cerr << "===== Alias Analysis Evaluator Report =====\n"; + if (Sum == 0) { + std::cerr << " Alias Analysis Evaluator Summary: No pointers!\n"; + return false; + } + std::cerr << " " << Sum << " Total Alias Queries Performed\n"; std::cerr << " " << No << " no alias responses (" << No*100/Sum << "%)\n"; std::cerr << " " << May << " may alias responses (" << May*100/Sum << "%)\n"; |