blob: 604bf8bcf0a1e2a8f93593e94c0c590cdd8dd798 [file] [log] [blame]
// 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 2>&1 && ASAN_OPTIONS=log_path=%t.log:verbosity=2 not %run %t 2>&1
// RUN: FileCheck %s --check-prefix=CHECK-FILE < %t.log.*
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
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.cc:}}[[@LINE-4]]
return 0;
}