0ef3b1b10a
This patch changes where the C++ ABI headers are put during the build. Previously
they were put in the top level include directory (not the libc++ header directory).
However that just polutes the top level directory. Instead this patch creates a special
directory to put them in. The reason they can't be put under c++/v1 until after the build
is because libc++ uses the in-source headers, so we can't add the include path of the libc++
headers in the object dir.
Additionally this patch teaches the test suite how to find the ABI headers,
and adds a demangling utility to help debug tests with.
llvm-svn: 289195
50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
// -*- C++ -*-
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//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SUPPORT_DEMANGLE_H
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#define SUPPORT_DEMANGLE_H
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#include "test_macros.h"
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#include <string>
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#include <cstdlib>
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#if !defined(TEST_HAS_NO_DEMANGLE)
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# if defined(__GNUC__) || defined(__clang__)
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# if __has_include("cxxabi.h")
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# include "cxxabi.h"
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# else
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# define TEST_HAS_NO_DEMANGLE
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# endif
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# else
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# define TEST_HAS_NO_DEMANGLE
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# endif
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#endif
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#if defined(TEST_HAS_NO_DEMANGLE)
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inline std::string demangle(const char* mangled_name) {
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return mangled_name;
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}
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#else
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template <size_t N> struct Printer;
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inline std::string demangle(const char* mangled_name) {
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int status = 0;
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std::string input(mangled_name);
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input.insert(0, "_Z");
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char* out = __cxxabiv1::__cxa_demangle(input.c_str(), nullptr, nullptr, &status);
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if (out != nullptr) {
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std::string res(out);
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std::free(out);
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return res;
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}
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return mangled_name;
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}
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#endif
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#endif // SUPPORT_DEMANGLE_H
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