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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef BASE_ALLOCATOR_ALLOCATOR_SHIM_INTERNALS_H_ | 5 #ifndef BASE_ALLOCATOR_ALLOCATOR_SHIM_INTERNALS_H_ |
6 #define BASE_ALLOCATOR_ALLOCATOR_SHIM_INTERNALS_H_ | 6 #define BASE_ALLOCATOR_ALLOCATOR_SHIM_INTERNALS_H_ |
7 | 7 |
8 #if defined(__GNUC__) | 8 #if defined(__GNUC__) |
9 | 9 |
10 #include <sys/cdefs.h> // for __THROW | 10 #include <sys/cdefs.h> // for __THROW |
11 | 11 |
12 #ifndef __THROW // Not a glibc system | 12 #ifndef __THROW // Not a glibc system |
13 #ifdef _NOEXCEPT // LLVM libc++ uses noexcept instead | 13 #ifdef _NOEXCEPT // LLVM libc++ uses noexcept instead |
14 #define __THROW _NOEXCEPT | 14 #define __THROW _NOEXCEPT |
15 #else | 15 #else |
16 #define __THROW | 16 #define __THROW |
17 #endif // !_NOEXCEPT | 17 #endif // !_NOEXCEPT |
18 #endif | 18 #endif |
19 | 19 |
20 // Shim layer symbols need to be ALWAYS exported, regardless of component build. | 20 // Shim layer symbols need to be ALWAYS exported, regardless of component build. |
21 #define SHIM_ALWAYS_EXPORT __attribute__((visibility("default"))) | 21 #define SHIM_ALWAYS_EXPORT __attribute__((visibility("default"))) |
22 | 22 |
23 #define SHIM_ALIAS_SYMBOL(fn) __attribute__((alias(#fn))) | |
24 | |
25 #endif // __GNUC__ | 23 #endif // __GNUC__ |
26 | 24 |
27 #endif // BASE_ALLOCATOR_ALLOCATOR_SHIM_INTERNALS_H_ | 25 #endif // BASE_ALLOCATOR_ALLOCATOR_SHIM_INTERNALS_H_ |
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