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def6797df7
This is a follow-up to r351448. It adds support for other _*Z extensions of the Itanium demanling, to the newly available demangle function heuristic. Reviewed by: erik.pilkington, rupprecht, grimar Differential Revision: https://reviews.llvm.org/D56855 llvm-svn: 351551
37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
//===-- Demangle.cpp - Common demangling functions ------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file This file contains definitions of common demangling functions.
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///
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//===----------------------------------------------------------------------===//
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#include "llvm/Demangle/Demangle.h"
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static bool isItaniumEncoding(const std::string &MangledName) {
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size_t Pos = MangledName.find_first_not_of('_');
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// A valid Itanium encoding requires 1-4 leading underscores, followed by 'Z'.
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return Pos > 0 && Pos <= 4 && MangledName[Pos] == 'Z';
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}
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std::string llvm::demangle(const std::string &MangledName) {
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char *Demangled;
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if (isItaniumEncoding(MangledName))
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Demangled = itaniumDemangle(MangledName.c_str(), nullptr, nullptr, nullptr);
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else
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Demangled =
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microsoftDemangle(MangledName.c_str(), nullptr, nullptr, nullptr);
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if (!Demangled)
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return MangledName;
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std::string Ret = Demangled;
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free(Demangled);
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return Ret;
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}
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