1*7c3d14c8STreehugger Robot // Test strict_string_checks option in strcasestr function 2*7c3d14c8STreehugger Robot // RUN: %clang_asan %s -o %t && %run %t 2>&1 3*7c3d14c8STreehugger Robot // RUN: %env_asan_opts=strict_string_checks=false %run %t 2>&1 4*7c3d14c8STreehugger Robot // RUN: %env_asan_opts=strict_string_checks=true not %run %t 2>&1 | FileCheck %s 5*7c3d14c8STreehugger Robot 6*7c3d14c8STreehugger Robot // There's no interceptor for strcasestr on Windows 7*7c3d14c8STreehugger Robot // XFAIL: win32 8*7c3d14c8STreehugger Robot 9*7c3d14c8STreehugger Robot #define _GNU_SOURCE 10*7c3d14c8STreehugger Robot #include <assert.h> 11*7c3d14c8STreehugger Robot #include <stdlib.h> 12*7c3d14c8STreehugger Robot #include <string.h> 13*7c3d14c8STreehugger Robot main(int argc,char ** argv)14*7c3d14c8STreehugger Robotint main(int argc, char **argv) { 15*7c3d14c8STreehugger Robot size_t size = 100; 16*7c3d14c8STreehugger Robot char *s1 = (char*)malloc(size); 17*7c3d14c8STreehugger Robot char *s2 = (char*)malloc(size); 18*7c3d14c8STreehugger Robot memset(s1, 'o', size); 19*7c3d14c8STreehugger Robot memset(s2, 'O', size); 20*7c3d14c8STreehugger Robot s2[size - 1]='\0'; 21*7c3d14c8STreehugger Robot char* r = strcasestr(s1, s2); 22*7c3d14c8STreehugger Robot // CHECK: {{.*ERROR: AddressSanitizer: heap-buffer-overflow on address}} 23*7c3d14c8STreehugger Robot // CHECK: READ of size 101 24*7c3d14c8STreehugger Robot assert(r == s1); 25*7c3d14c8STreehugger Robot free(s1); 26*7c3d14c8STreehugger Robot free(s2); 27*7c3d14c8STreehugger Robot return 0; 28*7c3d14c8STreehugger Robot } 29