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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 // | 4 // |
5 // This file contains the default options for various compiler-based dynamic | 5 // This file contains the default options for various compiler-based dynamic |
6 // tools. | 6 // tools. |
7 | 7 |
8 #include "build/build_config.h" | 8 #include "build/build_config.h" |
9 | 9 |
10 // Functions returning default options are declared weak in the tools' runtime | 10 // Functions returning default options are declared weak in the tools' runtime |
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63 __attribute__((no_sanitize_address)) | 63 __attribute__((no_sanitize_address)) |
64 __attribute__((visibility("default"))) | 64 __attribute__((visibility("default"))) |
65 // The function isn't referenced from the executable itself. Make sure it isn't | 65 // The function isn't referenced from the executable itself. Make sure it isn't |
66 // stripped by the linker. | 66 // stripped by the linker. |
67 __attribute__((used)) | 67 __attribute__((used)) |
68 const char *__asan_default_options() { | 68 const char *__asan_default_options() { |
69 return kAsanDefaultOptions; | 69 return kAsanDefaultOptions; |
70 } | 70 } |
71 #endif // OS_LINUX || OS_MACOSX | 71 #endif // OS_LINUX || OS_MACOSX |
72 #endif // ADDRESS_SANITIZER | 72 #endif // ADDRESS_SANITIZER |
73 | |
74 #if defined(THREAD_SANITIZER) && defined(OS_LINUX) | |
75 // Default options for ThreadSanitizer in various configurations: | |
76 // detect_deadlocks=1 - enable deadlock (lock inversion) detection. | |
77 // second_deadlock_stack=1 - more verbose deadlock reports. | |
78 const char kTsanDefaultOptions[] = "detect_deadlocks=1 second_deadlock_stack=1"; | |
79 | |
80 extern "C" | |
81 __attribute__((no_sanitize_thread)) | |
82 __attribute__((visibility("default"))) | |
83 // The function isn't referenced from the executable itself. Make sure it isn't | |
84 // stripped by the linker. | |
85 __attribute__((used)) | |
86 const char *__tsan_default_options() { | |
87 return kTsanDefaultOptions; | |
88 } | |
89 | |
90 #endif // THREAD_SANITIZER && OS_LINUX | |
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