16d1862363c88c183b0ed7740fca876342cf0474bStephen Hines// Checks that the ASan debugging API for getting report information 26d1862363c88c183b0ed7740fca876342cf0474bStephen Hines// returns correct values. 36d1862363c88c183b0ed7740fca876342cf0474bStephen Hines// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s 46d1862363c88c183b0ed7740fca876342cf0474bStephen Hines 56d1862363c88c183b0ed7740fca876342cf0474bStephen Hines#include <sanitizer/asan_interface.h> 66d1862363c88c183b0ed7740fca876342cf0474bStephen Hines#include <stdio.h> 76d1862363c88c183b0ed7740fca876342cf0474bStephen Hines#include <stdlib.h> 86d1862363c88c183b0ed7740fca876342cf0474bStephen Hines 96d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesint main() { 106d1862363c88c183b0ed7740fca876342cf0474bStephen Hines char *heap_ptr = (char *)malloc(10); 116d1862363c88c183b0ed7740fca876342cf0474bStephen Hines free(heap_ptr); 126d1862363c88c183b0ed7740fca876342cf0474bStephen Hines int present = __asan_report_present(); 136d1862363c88c183b0ed7740fca876342cf0474bStephen Hines fprintf(stderr, "%s\n", (present == 0) ? "no report" : ""); 146d1862363c88c183b0ed7740fca876342cf0474bStephen Hines // CHECK: no report 156d1862363c88c183b0ed7740fca876342cf0474bStephen Hines heap_ptr[0] = 'A'; // BOOM 166d1862363c88c183b0ed7740fca876342cf0474bStephen Hines return 0; 176d1862363c88c183b0ed7740fca876342cf0474bStephen Hines} 186d1862363c88c183b0ed7740fca876342cf0474bStephen Hines 196d1862363c88c183b0ed7740fca876342cf0474bStephen Hinesvoid __asan_on_error() { 206d1862363c88c183b0ed7740fca876342cf0474bStephen Hines int present = __asan_report_present(); 216d1862363c88c183b0ed7740fca876342cf0474bStephen Hines void *pc = __asan_get_report_pc(); 226d1862363c88c183b0ed7740fca876342cf0474bStephen Hines void *bp = __asan_get_report_bp(); 236d1862363c88c183b0ed7740fca876342cf0474bStephen Hines void *sp = __asan_get_report_sp(); 246d1862363c88c183b0ed7740fca876342cf0474bStephen Hines void *addr = __asan_get_report_address(); 256d1862363c88c183b0ed7740fca876342cf0474bStephen Hines int is_write = __asan_get_report_access_type(); 266d1862363c88c183b0ed7740fca876342cf0474bStephen Hines size_t access_size = __asan_get_report_access_size(); 276d1862363c88c183b0ed7740fca876342cf0474bStephen Hines const char *description = __asan_get_report_description(); 286d1862363c88c183b0ed7740fca876342cf0474bStephen Hines 296d1862363c88c183b0ed7740fca876342cf0474bStephen Hines fprintf(stderr, "%s\n", (present == 1) ? "report" : ""); 306d1862363c88c183b0ed7740fca876342cf0474bStephen Hines // CHECK: report 316d1862363c88c183b0ed7740fca876342cf0474bStephen Hines fprintf(stderr, "pc: %p\n", pc); 326d1862363c88c183b0ed7740fca876342cf0474bStephen Hines // CHECK: pc: 0x[[PC:[0-9a-f]+]] 336d1862363c88c183b0ed7740fca876342cf0474bStephen Hines fprintf(stderr, "bp: %p\n", bp); 346d1862363c88c183b0ed7740fca876342cf0474bStephen Hines // CHECK: bp: 0x[[BP:[0-9a-f]+]] 356d1862363c88c183b0ed7740fca876342cf0474bStephen Hines fprintf(stderr, "sp: %p\n", sp); 366d1862363c88c183b0ed7740fca876342cf0474bStephen Hines // CHECK: sp: 0x[[SP:[0-9a-f]+]] 376d1862363c88c183b0ed7740fca876342cf0474bStephen Hines fprintf(stderr, "addr: %p\n", addr); 386d1862363c88c183b0ed7740fca876342cf0474bStephen Hines // CHECK: addr: 0x[[ADDR:[0-9a-f]+]] 396d1862363c88c183b0ed7740fca876342cf0474bStephen Hines fprintf(stderr, "type: %s\n", (is_write ? "write" : "read")); 406d1862363c88c183b0ed7740fca876342cf0474bStephen Hines // CHECK: type: write 416d1862363c88c183b0ed7740fca876342cf0474bStephen Hines fprintf(stderr, "access_size: %ld\n", access_size); 426d1862363c88c183b0ed7740fca876342cf0474bStephen Hines // CHECK: access_size: 1 436d1862363c88c183b0ed7740fca876342cf0474bStephen Hines fprintf(stderr, "description: %s\n", description); 446d1862363c88c183b0ed7740fca876342cf0474bStephen Hines // CHECK: description: heap-use-after-free 456d1862363c88c183b0ed7740fca876342cf0474bStephen Hines} 466d1862363c88c183b0ed7740fca876342cf0474bStephen Hines 476d1862363c88c183b0ed7740fca876342cf0474bStephen Hines// CHECK: AddressSanitizer: heap-use-after-free on address {{0x0*}}[[ADDR]] at pc {{0x0*}}[[PC]] bp {{0x0*}}[[BP]] sp {{0x0*}}[[SP]] 486d1862363c88c183b0ed7740fca876342cf0474bStephen Hines// CHECK: WRITE of size 1 at {{0x0*}}[[ADDR]] thread T0 49