1//===-- ubsan_handlers_cxx.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// Entry points to the runtime library for Clang's undefined behavior sanitizer, 11// for C++-specific checks. This code is not linked into C binaries. 12// 13//===----------------------------------------------------------------------===// 14#ifndef UBSAN_HANDLERS_CXX_H 15#define UBSAN_HANDLERS_CXX_H 16 17#include "ubsan_value.h" 18 19namespace __ubsan { 20 21struct DynamicTypeCacheMissData { 22 SourceLocation Loc; 23 const TypeDescriptor &Type; 24 void *TypeInfo; 25 unsigned char TypeCheckKind; 26}; 27 28/// \brief Handle a runtime type check failure, caused by an incorrect vptr. 29/// When this handler is called, all we know is that the type was not in the 30/// cache; this does not necessarily imply the existence of a bug. 31extern "C" SANITIZER_INTERFACE_ATTRIBUTE 32void __ubsan_handle_dynamic_type_cache_miss( 33 DynamicTypeCacheMissData *Data, ValueHandle Pointer, ValueHandle Hash); 34extern "C" SANITIZER_INTERFACE_ATTRIBUTE 35void __ubsan_handle_dynamic_type_cache_miss_abort( 36 DynamicTypeCacheMissData *Data, ValueHandle Pointer, ValueHandle Hash); 37 38} 39 40#endif // UBSAN_HANDLERS_H 41