| // Copyright 2023 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // This file has been copied from //base/compiler_specific.h (and then |
| // significantly trimmed to just the APIs / macros needed by //build/rust/std). |
| // |
| // TODO(crbug.com/40279749): Avoid code duplication / reuse code. |
| |
| #ifndef BUILD_RUST_ALLOCATOR_COMPILER_SPECIFIC_H_ |
| #define BUILD_RUST_ALLOCATOR_COMPILER_SPECIFIC_H_ |
| |
| #include "build/build_config.h" |
| |
| #if defined(COMPILER_MSVC) && !defined(__clang__) |
| #error "Only clang-cl is supported on Windows, see https://crbug.com/988071" |
| #endif |
| |
| #if defined(__has_attribute) |
| #define HAS_ATTRIBUTE(x) __has_attribute(x) |
| #else |
| #define HAS_ATTRIBUTE(x) 0 |
| #endif |
| |
| // Annotate a function indicating it should not be inlined. |
| // Use like: |
| // NOINLINE void DoStuff() { ... } |
| #if defined(__clang__) && HAS_ATTRIBUTE(noinline) |
| #define NOINLINE [[clang::noinline]] |
| #elif defined(COMPILER_GCC) && HAS_ATTRIBUTE(noinline) |
| #define NOINLINE __attribute__((noinline)) |
| #elif defined(COMPILER_MSVC) |
| #define NOINLINE __declspec(noinline) |
| #else |
| #define NOINLINE |
| #endif |
| |
| #endif // BUILD_RUST_ALLOCATOR_COMPILER_SPECIFIC_H_ |
