1 /** 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #include "cfi_class_hierarchy.h" 17 CfiVcall()18void CfiVcall() 19 { 20 CallTestA *a; 21 void *p = new CallTestB; 22 memcpy(&a, &p, sizeof(a)); 23 a->VcallFunc(); 24 } 25 main()26int main() 27 { 28 if (DEBUG) { 29 ShowCfiLogFile(); 30 } 31 ClearCfiLog(); 32 if (DEBUG) { 33 ShowCfiLogFile(); 34 } 35 36 CfiVcall(); 37 FindAndCheck("runtime error: control flow integrity check for type 'CallTestA' failed during virtual call"); 38 39 if (DEBUG) { 40 ShowCfiLogFile(); 41 } 42 43 return t_status; 44 } 45