| /* |
| * Copyright (C) 2011 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "third_party/blink/renderer/platform/wtf/dynamic_annotations.h" |
| |
| #if defined(WTF_USE_DYNAMIC_ANNOTATIONS) && \ |
| !defined(WTF_USE_DYNAMIC_ANNOTATIONS_NOIMPL) |
| |
| // Identical code folding(-Wl,--icf=all) countermeasures. |
| // This makes all Annotate* functions different, which prevents the linker from |
| // folding them. |
| #ifdef __COUNTER__ |
| #define DYNAMIC_ANNOTATIONS_IMPL \ |
| volatile short lineno = (__LINE__ << 8) + __COUNTER__; \ |
| (void)lineno; |
| #else |
| #define DYNAMIC_ANNOTATIONS_IMPL \ |
| volatile short lineno = (__LINE__ << 8); \ |
| (void)lineno; |
| #endif |
| |
| void WTFAnnotateBenignRaceSized(const char*, |
| int, |
| const volatile void*, |
| long, |
| const char*) { |
| DYNAMIC_ANNOTATIONS_IMPL |
| } |
| |
| void WTFAnnotateHappensBefore(const char*, int, const volatile void*) { |
| DYNAMIC_ANNOTATIONS_IMPL |
| } |
| |
| void WTFAnnotateHappensAfter(const char*, int, const volatile void*) { |
| DYNAMIC_ANNOTATIONS_IMPL |
| } |
| |
| #endif // defined(WTF_USE_DYNAMIC_ANNOTATIONS) && |
| // !defined(WTF_USE_DYNAMIC_ANNOTATIONS_NOIMPL) |