1 //===-- ubsan_flags.h -------------------------------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // Runtime flags for UndefinedBehaviorSanitizer. 11 // 12 //===----------------------------------------------------------------------===// 13 #ifndef UBSAN_FLAGS_H 14 #define UBSAN_FLAGS_H 15 16 #include "sanitizer_common/sanitizer_internal_defs.h" 17 18 namespace __sanitizer { 19 class FlagParser; 20 } 21 22 namespace __ubsan { 23 24 struct Flags { 25 #define UBSAN_FLAG(Type, Name, DefaultValue, Description) Type Name; 26 #include "ubsan_flags.inc" 27 #undef UBSAN_FLAG 28 29 void SetDefaults(); 30 }; 31 32 extern Flags ubsan_flags; flags()33inline Flags *flags() { return &ubsan_flags; } 34 35 void InitializeFlags(); 36 void RegisterUbsanFlags(FlagParser *parser, Flags *f); 37 38 const char *MaybeCallUbsanDefaultOptions(); 39 40 } // namespace __ubsan 41 42 extern "C" { 43 // Users may provide their own implementation of __ubsan_default_options to 44 // override the default flag values. 45 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE 46 const char *__ubsan_default_options(); 47 } // extern "C" 48 49 #endif // UBSAN_FLAGS_H 50