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Avoid buffer copies when a Twine already is a StringRef.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@196301 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -157,8 +157,7 @@ MCSymbol *MCContext::CreateSymbol(StringRef Name) {
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MCSymbol *MCContext::GetOrCreateSymbol(const Twine &Name) {
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SmallString<128> NameSV;
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Name.toVector(NameSV);
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return GetOrCreateSymbol(NameSV.str());
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return GetOrCreateSymbol(Name.toStringRef(NameSV));
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}
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MCSymbol *MCContext::CreateTempSymbol() {
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@ -291,8 +291,7 @@ void ArgList::ClaimAllArgs() const {
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const char *ArgList::MakeArgString(const Twine &T) const {
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SmallString<256> Str;
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T.toVector(Str);
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return MakeArgString(Str.str());
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return MakeArgString(T.toStringRef(Str));
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}
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const char *ArgList::GetOrMakeJoinedArgString(unsigned Index,
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