diff options
Diffstat (limited to 'lib/ubsan/ubsan_handlers_cxx.h')
-rw-r--r-- | lib/ubsan/ubsan_handlers_cxx.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/ubsan/ubsan_handlers_cxx.h b/lib/ubsan/ubsan_handlers_cxx.h index cb1bca78b833..92050d99e48e 100644 --- a/lib/ubsan/ubsan_handlers_cxx.h +++ b/lib/ubsan/ubsan_handlers_cxx.h @@ -25,6 +25,12 @@ struct DynamicTypeCacheMissData { unsigned char TypeCheckKind; }; +struct CFIBadTypeData { + SourceLocation Loc; + const TypeDescriptor &Type; + unsigned char TypeCheckKind; +}; + /// \brief Handle a runtime type check failure, caused by an incorrect vptr. /// When this handler is called, all we know is that the type was not in the /// cache; this does not necessarily imply the existence of a bug. @@ -35,6 +41,13 @@ extern "C" SANITIZER_INTERFACE_ATTRIBUTE void __ubsan_handle_dynamic_type_cache_miss_abort( DynamicTypeCacheMissData *Data, ValueHandle Pointer, ValueHandle Hash); +/// \brief Handle a control flow integrity check failure by printing a +/// diagnostic. +extern "C" SANITIZER_INTERFACE_ATTRIBUTE void +__ubsan_handle_cfi_bad_type(CFIBadTypeData *Data, ValueHandle Vtable); +extern "C" SANITIZER_INTERFACE_ATTRIBUTE void +__ubsan_handle_cfi_bad_type_abort(CFIBadTypeData *Data, ValueHandle Vtable); + } #endif // UBSAN_HANDLERS_H |