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In Twine::str(), if the Twine stores only a std::string, just return a direct copy of that instead of first copying to a SmallString and converting that to a std::string. Also fix some indentation.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135267 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Frits van Bommel 2011-07-15 11:05:37 +00:00
parent 0bd9d3af54
commit 331dbca73d
1 changed files with 8 additions and 3 deletions
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5
lib/Support/Twine.cpp
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@ -14,6 +14,11 @@
using namespace llvm;
std::string Twine::str() const {
// If we're storing only a std::string, just return it.
if (LHSKind == StdStringKind && RHSKind == EmptyKind)
return *static_cast<const std::string*>(LHS);
// Otherwise, flatten and copy the contents first.
SmallString<256> Vec;
return toStringRef(Vec).str();
}