The Tor Browser / file comparison
comparison: config/gcc-stl-wrapper.template.h
config/gcc-stl-wrapper.template.h
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
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| -1:000000000000 | 0:ae8d97080af4 |
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| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 2 * vim: sw=2 ts=8 et : | |
| 3 */ | |
| 4 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 5 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 7 | |
| 8 #ifndef mozilla_${HEADER}_h | |
| 9 #define mozilla_${HEADER}_h | |
| 10 | |
| 11 // For some reason, Apple's GCC refuses to honor -fno-exceptions when | |
| 12 // compiling ObjC. | |
| 13 #if __EXCEPTIONS && !(__OBJC__ && __GNUC__ && XP_IOS) | |
| 14 # error "STL code can only be used with -fno-exceptions" | |
| 15 #endif | |
| 16 | |
| 17 // Silence "warning: #include_next is a GCC extension" | |
| 18 #pragma GCC system_header | |
| 19 | |
| 20 #ifdef _WIN32 | |
| 21 // Suppress windef.h min and max macros - they make std::min/max not compile. | |
| 22 #define NOMINMAX 1 | |
| 23 #endif | |
| 24 | |
| 25 // mozalloc.h wants <new>; break the cycle by always explicitly | |
| 26 // including <new> here. NB: this is a tad sneaky. Sez the gcc docs: | |
| 27 // | |
| 28 // `#include_next' does not distinguish between <file> and "file" | |
| 29 // inclusion, nor does it check that the file you specify has the | |
| 30 // same name as the current file. It simply looks for the file | |
| 31 // named, starting with the directory in the search path after the | |
| 32 // one where the current file was found. | |
| 33 #include_next <new> | |
| 34 | |
| 35 // See if we're in code that can use mozalloc. NB: this duplicates | |
| 36 // code in nscore.h because nscore.h pulls in prtypes.h, and chromium | |
| 37 // can't build with that being included before base/basictypes.h. | |
| 38 #if !defined(XPCOM_GLUE) && !defined(NS_NO_XPCOM) && !defined(MOZ_NO_MOZALLOC) | |
| 39 # include "mozilla/mozalloc.h" | |
| 40 #else | |
| 41 # error "STL code can only be used with infallible ::operator new()" | |
| 42 #endif | |
| 43 | |
| 44 #if defined(DEBUG) && !defined(_GLIBCXX_DEBUG) | |
| 45 // Enable checked iterators and other goodies | |
| 46 // | |
| 47 // FIXME/bug 551254: gcc's debug STL implementation requires -frtti. | |
| 48 // Figure out how to resolve this with -fno-rtti. Maybe build with | |
| 49 // -frtti in DEBUG builds? | |
| 50 // | |
| 51 // # define _GLIBCXX_DEBUG 1 | |
| 52 #endif | |
| 53 | |
| 54 #pragma GCC visibility push(default) | |
| 55 #include_next <${HEADER}> | |
| 56 #pragma GCC visibility pop | |
| 57 | |
| 58 // gcc calls a __throw_*() function from bits/functexcept.h when it | |
| 59 // wants to "throw an exception". functexcept exists nominally to | |
| 60 // support -fno-exceptions, but since we'll always use the system | |
| 61 // libstdc++, and it's compiled with exceptions, then in practice | |
| 62 // these __throw_*() functions will always throw exceptions (shades of | |
| 63 // -fshort-wchar). We don't want that and so define our own inlined | |
| 64 // __throw_*(). | |
| 65 #ifndef mozilla_throw_gcc_h | |
| 66 # include "mozilla/throw_gcc.h" | |
| 67 #endif | |
| 68 | |
| 69 #endif // if mozilla_${HEADER}_h |
