diff options
Diffstat (limited to 'third_party/base/allocator/partition_allocator/oom.h')
-rw-r--r-- | third_party/base/allocator/partition_allocator/oom.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/third_party/base/allocator/partition_allocator/oom.h b/third_party/base/allocator/partition_allocator/oom.h new file mode 100644 index 0000000000..41f29b5642 --- /dev/null +++ b/third_party/base/allocator/partition_allocator/oom.h @@ -0,0 +1,37 @@ +// Copyright (c) 2016 The Chromium 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 BASE_ALLOCATOR_OOM_H +#define BASE_ALLOCATOR_OOM_H + +#include "third_party/base/logging.h" + +#if defined(OS_WIN) +#include <windows.h> +#endif + +// Do not want trivial entry points just calling OOM_CRASH() to be +// commoned up by linker icf/comdat folding. +#define OOM_CRASH_PREVENT_ICF() \ + volatile int oom_crash_inhibit_icf = __LINE__; \ + ALLOW_UNUSED_LOCAL(oom_crash_inhibit_icf) + +// OOM_CRASH() - Specialization of IMMEDIATE_CRASH which will raise a custom +// exception on Windows to signal this is OOM and not a normal assert. +#if defined(OS_WIN) +#define OOM_CRASH() \ + do { \ + OOM_CRASH_PREVENT_ICF(); \ + ::RaiseException(0xE0000008, EXCEPTION_NONCONTINUABLE, 0, nullptr); \ + IMMEDIATE_CRASH(); \ + } while (0) +#else +#define OOM_CRASH() \ + do { \ + OOM_CRASH_PREVENT_ICF(); \ + IMMEDIATE_CRASH(); \ + } while (0) +#endif + +#endif // BASE_ALLOCATOR_OOM_H |