// Copyright 2011 The Chromium Authors // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef BASE_DEBUG_LEAK_ANNOTATIONS_H_ #define BASE_DEBUG_LEAK_ANNOTATIONS_H_ #include "build/build_config.h" // This file defines macros which can be used to annotate intentional memory // leaks. Support for annotations is implemented in LeakSanitizer. Annotated // objects will be treated as a source of live pointers, i.e. any heap objects // reachable by following pointers from an annotated object will not be // reported as leaks. // // ANNOTATE_SCOPED_MEMORY_LEAK: all allocations made in the current scope // will be annotated as leaks. // ANNOTATE_LEAKING_OBJECT_PTR(X): the heap object referenced by pointer X will // be annotated as a leak. #if defined(LEAK_SANITIZER) && !BUILDFLAG(IS_NACL) #include <sanitizer/lsan_interface.h> class ScopedLeakSanitizerDisabler { public: ScopedLeakSanitizerDisabler() { __lsan_disable(); } ScopedLeakSanitizerDisabler(const ScopedLeakSanitizerDisabler&) = delete; ScopedLeakSanitizerDisabler& operator=(const ScopedLeakSanitizerDisabler&) = delete; ~ScopedLeakSanitizerDisabler() { __lsan_enable(); } }; #define ANNOTATE_SCOPED_MEMORY_LEAK … #define ANNOTATE_LEAKING_OBJECT_PTR … #else #define ANNOTATE_SCOPED_MEMORY_LEAK … #define ANNOTATE_LEAKING_OBJECT_PTR(X) … #endif #endif // BASE_DEBUG_LEAK_ANNOTATIONS_H_