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[clang-tidy] Fix a use-after-free bug found by asan 

llvm-svn: 256562
This commit is contained in:
Alexander Kornienko 2015-12-29 16:14:38 +00:00
parent c2e4bb421a
commit 254825a356
1 changed files with 3 additions and 2 deletions
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5
clang-tools-extra/clang-tidy/readability/SimplifyBooleanExprCheck.cpp
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@ -491,9 +491,10 @@ void SimplifyBooleanExprCheck::check(const MatchFinder::MatchResult &Result) {
bool containsDiscardedTokens( bool containsDiscardedTokens(
const ast_matchers::MatchFinder::MatchResult &Result, const ast_matchers::MatchFinder::MatchResult &Result,
CharSourceRange CharRange) { CharSourceRange CharRange) {
StringRef ReplacementText = std::string ReplacementText =
Lexer::getSourceText(CharRange, *Result.SourceManager, Lexer::getSourceText(CharRange, *Result.SourceManager,
Result.Context->getLangOpts()).str(); Result.Context->getLangOpts())
.str();
Lexer Lex(CharRange.getBegin(), Result.Context->getLangOpts(), Lexer Lex(CharRange.getBegin(), Result.Context->getLangOpts(),
ReplacementText.data(), ReplacementText.data(), ReplacementText.data(), ReplacementText.data(),
ReplacementText.data() + ReplacementText.size()); ReplacementText.data() + ReplacementText.size());