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Don't sort the vector when it is empty. This should fix some expensive checking
failures. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82040 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -38,7 +38,8 @@ MachineModuleInfoMachO::SymbolListTy
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MachineModuleInfoMachO::GetSortedStubs(const DenseMap<const MCSymbol*,
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const MCSymbol*> &Map) {
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MachineModuleInfoMachO::SymbolListTy List(Map.begin(), Map.end());
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qsort(&List[0], List.size(), sizeof(List[0]), SortSymbolPair);
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if (!List.empty())
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qsort(&List[0], List.size(), sizeof(List[0]), SortSymbolPair);
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return List;
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}
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