v8/include/cppgc/internal/compiler-specific.h
Omer Katz 28bc264947 cppgc: Add support for prefinalizers
This CL adds:
- Declaring and invoking prefinalizers
- NoAllocationScope

Bug: chromium:1056170
Change-Id: Ib0f688fa4a8bb5fde44b36597ce2d6d2664fdff5
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2139588
Commit-Queue: Omer Katz <omerkatz@chromium.org>
Reviewed-by: Anton Bikineev <bikineev@chromium.org>
Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67125}
2020-04-14 16:03:15 +00:00

27 lines
782 B
C++

// Copyright 2020 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef INCLUDE_CPPGC_INTERNAL_COMPILER_SPECIFIC_H_
#define INCLUDE_CPPGC_INTERNAL_COMPILER_SPECIFIC_H_
namespace cppgc {
#if defined(__has_cpp_attribute)
#define CPPGC_HAS_CPP_ATTRIBUTE(FEATURE) __has_cpp_attribute(FEATURE)
#else
#define CPPGC_HAS_CPP_ATTRIBUTE(FEATURE) 0
#endif
// [[no_unique_address]] comes in C++20 but supported in clang with -std >=
// c++11.
#if CPPGC_HAS_CPP_ATTRIBUTE(no_unique_address) // NOLINTNEXTLINE
#define CPPGC_NO_UNIQUE_ADDRESS [[no_unique_address]]
#else
#define CPPGC_NO_UNIQUE_ADDRESS
#endif
} // namespace cppgc
#endif // INCLUDE_CPPGC_INTERNAL_COMPILER_SPECIFIC_H_