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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 #if defined(ADDRESS_SANITIZER) && defined(OS_MACOSX) | 10 #if defined(ADDRESS_SANITIZER) && defined(OS_MACOSX) |
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75 "detect_leaks=0 strip_path_prefix=/../../ fast_unwind_on_fatal=1 " | 75 "detect_leaks=0 strip_path_prefix=/../../ fast_unwind_on_fatal=1 " |
76 "detect_stack_use_after_return=1 " | 76 "detect_stack_use_after_return=1 " |
77 "allow_user_segv_handler=1 "; | 77 "allow_user_segv_handler=1 "; |
78 #endif // GOOGLE_CHROME_BUILD | 78 #endif // GOOGLE_CHROME_BUILD |
79 | 79 |
80 #elif defined(OS_MACOSX) | 80 #elif defined(OS_MACOSX) |
81 const char *kAsanDefaultOptions = | 81 const char *kAsanDefaultOptions = |
82 "check_printf=1 use_sigaltstack=1 " | 82 "check_printf=1 use_sigaltstack=1 " |
83 "strip_path_prefix=/../../ fast_unwind_on_fatal=1 " | 83 "strip_path_prefix=/../../ fast_unwind_on_fatal=1 " |
84 "detect_stack_use_after_return=1 detect_odr_violation=0 "; | 84 "detect_stack_use_after_return=1 detect_odr_violation=0 "; |
85 static const char kNaClDefaultOptions[] = "handle_segv=0"; | |
86 static const char kNaClFlag[] = "--type=nacl-loader"; | |
87 #endif // OS_LINUX | 85 #endif // OS_LINUX |
88 | 86 |
89 #if defined(OS_LINUX) || defined(OS_MACOSX) | 87 #if defined(OS_LINUX) || defined(OS_MACOSX) |
| 88 // Allow NaCl to override the default asan options. |
| 89 extern const char* kAsanDefaultOptionsNaCl; |
| 90 __attribute__((weak)) const char* kAsanDefaultOptionsNaCl = nullptr; |
| 91 |
90 SANITIZER_HOOK_ATTRIBUTE const char *__asan_default_options() { | 92 SANITIZER_HOOK_ATTRIBUTE const char *__asan_default_options() { |
91 #if defined(OS_MACOSX) | 93 if (kAsanDefaultOptionsNaCl) |
92 char*** argvp = _NSGetArgv(); | 94 return kAsanDefaultOptionsNaCl; |
93 int* argcp = _NSGetArgc(); | |
94 if (!argvp || !argcp) return kAsanDefaultOptions; | |
95 char** argv = *argvp; | |
96 int argc = *argcp; | |
97 for (int i = 0; i < argc; ++i) { | |
98 if (strcmp(argv[i], kNaClFlag) == 0) { | |
99 return kNaClDefaultOptions; | |
100 } | |
101 } | |
102 #endif | |
103 return kAsanDefaultOptions; | 95 return kAsanDefaultOptions; |
104 } | 96 } |
105 | 97 |
106 extern char kASanDefaultSuppressions[]; | 98 extern char kASanDefaultSuppressions[]; |
107 | 99 |
108 SANITIZER_HOOK_ATTRIBUTE const char *__asan_default_suppressions() { | 100 SANITIZER_HOOK_ATTRIBUTE const char *__asan_default_suppressions() { |
109 return kASanDefaultSuppressions; | 101 return kASanDefaultSuppressions; |
110 } | 102 } |
111 #endif // OS_LINUX || OS_MACOSX | 103 #endif // OS_LINUX || OS_MACOSX |
112 #endif // ADDRESS_SANITIZER | 104 #endif // ADDRESS_SANITIZER |
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180 // Default options for UndefinedBehaviorSanitizer: | 172 // Default options for UndefinedBehaviorSanitizer: |
181 // print_stacktrace=1 - print the stacktrace when UBSan reports an error. | 173 // print_stacktrace=1 - print the stacktrace when UBSan reports an error. |
182 const char kUbsanDefaultOptions[] = | 174 const char kUbsanDefaultOptions[] = |
183 "print_stacktrace=1 strip_path_prefix=/../../ "; | 175 "print_stacktrace=1 strip_path_prefix=/../../ "; |
184 | 176 |
185 SANITIZER_HOOK_ATTRIBUTE const char* __ubsan_default_options() { | 177 SANITIZER_HOOK_ATTRIBUTE const char* __ubsan_default_options() { |
186 return kUbsanDefaultOptions; | 178 return kUbsanDefaultOptions; |
187 } | 179 } |
188 | 180 |
189 #endif // UNDEFINED_SANITIZER | 181 #endif // UNDEFINED_SANITIZER |
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