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[Support/StringSet] Fix memory leak when inserted key already exists.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166517 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael J. Spencer 2012-10-23 22:55:54 +00:00
parent e1d4a88134
commit ce892ca9bc
1 changed files with 7 additions and 2 deletions
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9
include/llvm/ADT/StringSet.h
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@ -29,8 +29,13 @@ namespace llvm {
assert(!InLang.empty());
const char *KeyStart = InLang.data();
const char *KeyEnd = KeyStart + InLang.size();
return base::insert(llvm::StringMapEntry<char>::
Create(KeyStart, KeyEnd, base::getAllocator(), '+'));
llvm::StringMapEntry<char> *Entry = llvm::StringMapEntry<char>::
Create(KeyStart, KeyEnd, base::getAllocator(), '+');
if (!base::insert(Entry)) {
Entry->Destroy(base::getAllocator());
return false;
}
return true;
}
};
}