1*7c3d14c8STreehugger Robot //===-- ubsan_handlers_cxx.h ------------------------------------*- C++ -*-===// 2*7c3d14c8STreehugger Robot // 3*7c3d14c8STreehugger Robot // The LLVM Compiler Infrastructure 4*7c3d14c8STreehugger Robot // 5*7c3d14c8STreehugger Robot // This file is distributed under the University of Illinois Open Source 6*7c3d14c8STreehugger Robot // License. See LICENSE.TXT for details. 7*7c3d14c8STreehugger Robot // 8*7c3d14c8STreehugger Robot //===----------------------------------------------------------------------===// 9*7c3d14c8STreehugger Robot // 10*7c3d14c8STreehugger Robot // Entry points to the runtime library for Clang's undefined behavior sanitizer, 11*7c3d14c8STreehugger Robot // for C++-specific checks. This code is not linked into C binaries. 12*7c3d14c8STreehugger Robot // 13*7c3d14c8STreehugger Robot //===----------------------------------------------------------------------===// 14*7c3d14c8STreehugger Robot #ifndef UBSAN_HANDLERS_CXX_H 15*7c3d14c8STreehugger Robot #define UBSAN_HANDLERS_CXX_H 16*7c3d14c8STreehugger Robot 17*7c3d14c8STreehugger Robot #include "ubsan_value.h" 18*7c3d14c8STreehugger Robot 19*7c3d14c8STreehugger Robot namespace __ubsan { 20*7c3d14c8STreehugger Robot 21*7c3d14c8STreehugger Robot struct DynamicTypeCacheMissData { 22*7c3d14c8STreehugger Robot SourceLocation Loc; 23*7c3d14c8STreehugger Robot const TypeDescriptor &Type; 24*7c3d14c8STreehugger Robot void *TypeInfo; 25*7c3d14c8STreehugger Robot unsigned char TypeCheckKind; 26*7c3d14c8STreehugger Robot }; 27*7c3d14c8STreehugger Robot 28*7c3d14c8STreehugger Robot /// \brief Handle a runtime type check failure, caused by an incorrect vptr. 29*7c3d14c8STreehugger Robot /// When this handler is called, all we know is that the type was not in the 30*7c3d14c8STreehugger Robot /// cache; this does not necessarily imply the existence of a bug. 31*7c3d14c8STreehugger Robot extern "C" SANITIZER_INTERFACE_ATTRIBUTE 32*7c3d14c8STreehugger Robot void __ubsan_handle_dynamic_type_cache_miss( 33*7c3d14c8STreehugger Robot DynamicTypeCacheMissData *Data, ValueHandle Pointer, ValueHandle Hash); 34*7c3d14c8STreehugger Robot extern "C" SANITIZER_INTERFACE_ATTRIBUTE 35*7c3d14c8STreehugger Robot void __ubsan_handle_dynamic_type_cache_miss_abort( 36*7c3d14c8STreehugger Robot DynamicTypeCacheMissData *Data, ValueHandle Pointer, ValueHandle Hash); 37*7c3d14c8STreehugger Robot } 38*7c3d14c8STreehugger Robot 39*7c3d14c8STreehugger Robot #endif // UBSAN_HANDLERS_H 40