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78 lines
2.4 KiB
78 lines
2.4 KiB
/* This Source Code Form is subject to the terms of the Mozilla Public |
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* License, v. 2.0. If a copy of the MPL was not distributed with this |
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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#include <ostream> |
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#include <istream> |
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#include <string> |
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#include <stdarg.h> |
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#include <stdio.h> |
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#include <mozilla/Assertions.h> |
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/* GLIBCXX_3.4.8 is from gcc 4.1.1 (111691) |
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GLIBCXX_3.4.9 is from gcc 4.2.0 (111690) |
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GLIBCXX_3.4.10 is from gcc 4.3.0 (126287) |
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GLIBCXX_3.4.11 is from gcc 4.4.0 (133006) |
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GLIBCXX_3.4.12 is from gcc 4.4.1 (147138) |
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GLIBCXX_3.4.13 is from gcc 4.4.2 (151127) |
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GLIBCXX_3.4.14 is from gcc 4.5.0 (151126) |
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GLIBCXX_3.4.15 is from gcc 4.6.0 (160071) |
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GLIBCXX_3.4.16 is from gcc 4.6.1 (172240) |
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GLIBCXX_3.4.17 is from gcc 4.7.0 (174383) |
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GLIBCXX_3.4.18 is from gcc 4.8.0 (190787) |
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GLIBCXX_3.4.19 is from gcc 4.8.1 (199309) |
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GLIBCXX_3.4.20 is from gcc 4.9.0 (199307) |
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GLIBCXX_3.4.21 is from gcc 5.0 (210290) |
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This file adds the necessary compatibility tricks to avoid symbols with |
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version GLIBCXX_3.4.16 and bigger, keeping binary compatibility with |
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libstdc++ 4.6.1. |
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*/ |
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#define GLIBCXX_VERSION(a, b, c) (((a) << 16) | ((b) << 8) | (c)) |
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#if MOZ_LIBSTDCXX_VERSION >= GLIBCXX_VERSION(3, 4, 20) |
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namespace std { |
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/* We shouldn't be throwing exceptions at all, but it sadly turns out |
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we call STL (inline) functions that do. */ |
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void __throw_out_of_range_fmt(char const* fmt, ...) |
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{ |
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va_list ap; |
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char buf[1024]; // That should be big enough. |
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va_start(ap, fmt); |
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vsnprintf(buf, sizeof(buf), fmt, ap); |
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buf[sizeof(buf) - 1] = 0; |
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va_end(ap); |
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__throw_range_error(buf); |
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} |
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} |
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#endif |
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#if MOZ_LIBSTDCXX_VERSION >= GLIBCXX_VERSION(3, 4, 20) |
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/* Technically, this symbol is not in GLIBCXX_3.4.20, but in CXXABI_1.3.8, |
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but that's equivalent, version-wise. Those calls are added by the compiler |
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itself on `new Class[n]` calls. */ |
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extern "C" void |
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__cxa_throw_bad_array_new_length() |
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{ |
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MOZ_CRASH(); |
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} |
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#endif |
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#if MOZ_LIBSTDCXX_VERSION >= GLIBCXX_VERSION(3, 4, 21) |
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/* While we generally don't build with exceptions, we have some host tools |
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* that do use them. libstdc++ from GCC 5.0 added exception constructors with |
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* char const* argument. Older versions only have a constructor with |
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* std::string. */ |
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namespace std { |
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runtime_error::runtime_error(char const* s) |
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: runtime_error(std::string(s)) |
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{ |
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} |
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} |
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#endif
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