1 // Check that when the program closed its std(in|out|err), running the external 2 // symbolizer still works. 3 4 // RUN: rm -f %t.log.* 5 // RUN: %clangxx_asan -O0 %s -o %t 6 // RUN: %env_asan_opts=log_path='"%t.log"':verbosity=2 not %run %t 7 // RUN: FileCheck %s --check-prefix=CHECK-FILE < %t.log.* 8 9 // FIXME: copy %t.log back from the device and re-enable on Android. 10 // UNSUPPORTED: android 11 // UNSUPPORTED: ios 12 13 #include <assert.h> 14 #include <stdio.h> 15 #include <stdlib.h> 16 #include <string.h> 17 #include <unistd.h> 18 main(int argc,char ** argv)19int main(int argc, char **argv) { 20 int result = fprintf(stderr, "Closing streams.\n"); 21 assert(result > 0); 22 close(STDIN_FILENO); 23 close(STDOUT_FILENO); 24 close(STDERR_FILENO); 25 result = fprintf(stderr, "Can you hear me now?\n"); 26 assert(result < 0); 27 char *x = (char *)malloc(10 * sizeof(char)); 28 free(x); 29 x[argc] = 'X'; // BOOM 30 // CHECK-FILE: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}} 31 // CHECK-FILE: {{0x.* at pc 0x.* bp 0x.* sp 0x.*}} 32 // CHECK-FILE: {{WRITE of size 1 at 0x.* thread T0}} 33 // CHECK-FILE: {{ #0 0x.* in main .*closed-fds.cpp:}}[[@LINE-4]] 34 return 0; 35 } 36