// Check that when the program closed its std(in|out|err), running the external // symbolizer still works. // RUN: rm -f %t.log.* // RUN: %clangxx_asan -O0 %s -o %t // RUN: %env_asan_opts=log_path='"%t.log"':verbosity=2 not %run %t // RUN: FileCheck %s --check-prefix=CHECK-FILE < %t.log.* // FIXME: copy %t.log back from the device and re-enable on Android. // UNSUPPORTED: android // UNSUPPORTED: ios #include #include #include #include #include int main(int argc, char **argv) { int result = fprintf(stderr, "Closing streams.\n"); assert(result > 0); close(STDIN_FILENO); close(STDOUT_FILENO); close(STDERR_FILENO); result = fprintf(stderr, "Can you hear me now?\n"); assert(result < 0); char *x = (char *)malloc(10 * sizeof(char)); free(x); x[argc] = 'X'; // BOOM // CHECK-FILE: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}} // CHECK-FILE: {{0x.* at pc 0x.* bp 0x.* sp 0x.*}} // CHECK-FILE: {{WRITE of size 1 at 0x.* thread T0}} // CHECK-FILE: {{ #0 0x.* in main .*closed-fds.cpp:}}[[@LINE-4]] return 0; }