From 2c1d7cf13b3c049c40627416315841ccbe6b123f Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sat, 8 Feb 2003 23:04:50 +0000 Subject: [PATCH] Fix division by zero problem git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5509 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Analysis/AliasAnalysisEvaluator.cpp | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/lib/Analysis/AliasAnalysisEvaluator.cpp b/lib/Analysis/AliasAnalysisEvaluator.cpp index ffc097490c4..efd22587efc 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";