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