libsanitizer/ubsan/ubsan_flags.h

   1 //===-- ubsan_flags.h -------------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // Runtime flags for UndefinedBehaviorSanitizer.
  10 //
  11 //===----------------------------------------------------------------------===//
  12 #ifndef UBSAN_FLAGS_H
  13 #define UBSAN_FLAGS_H
  14
  15 #include "sanitizer_common/sanitizer_internal_defs.h"
  16
  17 namespace __sanitizer {
  18 class FlagParser;
  19 }
  20
  21 namespace __ubsan {
  22
  23 struct Flags {
  24 #define UBSAN_FLAG(Type, Name, DefaultValue, Description) Type Name;
  25 #include "ubsan_flags.inc"
  26 #undef UBSAN_FLAG
  27
  28   void SetDefaults();
  29 };
  30
  31 extern Flags ubsan_flags;
  32 inline Flags *flags() { return &ubsan_flags; }
  33
  34 void InitializeFlags();
  35 void RegisterUbsanFlags(FlagParser *parser, Flags *f);
  36
  37 }  // namespace __ubsan
  38
  39 extern "C" {
  40 // Users may provide their own implementation of __ubsan_default_options to
  41 // override the default flag values.
  42 SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
  43 const char *__ubsan_default_options();
  44 }  // extern "C"
  45
  46 #endif  // UBSAN_FLAGS_H