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Let libcall semantics decide whether it knows about functions

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with definitions or not.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52028 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2008-06-05 23:38:34 +00:00
parent 6fc5b48f64
commit 15ccbf59a9
1 changed files with 2 additions and 2 deletions
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4
lib/Analysis/LibCallAliasAnalysis.cpp
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@@ -155,8 +155,8 @@ LibCallAliasAnalysis::getModRefInfo(CallSite CS, Value *P, unsigned Size) {
// If this is a direct call to a function that LCI knows about, get the // If this is a direct call to a function that LCI knows about, get the
// information about the runtime function. // information about the runtime function.
if (Function *F = CS.getCalledFunction()) { if (LCI) {
if (LCI && F->isDeclaration()) { if (Function *F = CS.getCalledFunction()) {
if (const LibCallFunctionInfo *FI = LCI->getFunctionInfo(F)) { if (const LibCallFunctionInfo *FI = LCI->getFunctionInfo(F)) {
MRInfo = ModRefResult(MRInfo & AnalyzeLibCallDetails(FI, CS, P, Size)); MRInfo = ModRefResult(MRInfo & AnalyzeLibCallDetails(FI, CS, P, Size));
if (MRInfo == NoModRef) return NoModRef; if (MRInfo == NoModRef) return NoModRef;