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Fix FileCheck crash when fuzzy scanning starting at the end of the file.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90065 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2009-11-29 08:30:24 +00:00
parent cd188e9665
commit a76a7883b5
1 changed files with 1 additions and 1 deletions

2
utils/FileCheck/FileCheck.cpp

@ -398,7 +398,7 @@ void Pattern::PrintFailureInfo(const SourceMgr &SM, StringRef Buffer,
}
}
if (BestQuality < 50) {
if (Best != StringRef::npos && BestQuality < 50) {
// Print the "possible intended match here" line if we found something
// reasonable.
SM.PrintMessage(SMLoc::getFromPointer(Buffer.data() + Best),