1 // Main executable is uninstrumented, but linked to ASan runtime. 2 // Regression test for https://code.google.com/p/address-sanitizer/issues/detail?id=357. 3 4 // RUN: %clangxx -g -O0 %s -c -o %t.o 5 // RUN: %clangxx_asan -g -O0 %t.o -o %t 6 // RUN: %run %t 2>&1 | FileCheck %s 7 8 #include <stdio.h> 9 #include <stdlib.h> 10 #include <string.h> 11 12 #include "sanitizer/asan_interface.h" 13 14 void test_shadow(char *p, size_t size) { 15 fprintf(stderr, "p = %p\n", p); 16 char *q = (char *)__asan_region_is_poisoned(p, size); 17 fprintf(stderr, "=%zd=\n", q ? q - p : -1); 18 } 19 20 int main(int argc, char *argv[]) { 21 char *p = (char *)malloc(10000); 22 test_shadow(p, 100); 23 free(p); 24 // CHECK: =-1= 25 26 test_shadow((char *)&main, 1); 27 // CHECK: =-1= 28 29 test_shadow((char *)&p, 1); 30 // CHECK: =-1= 31 32 return 0; 33 } 34
