1// Check that without suppressions, we catch the issue.
2// RUN: %clangxx_asan -O0 %s -o %t -framework Foundation
3// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
4
5// Check that suppressing a function name works within a no-fork sandbox
6// RUN: echo "interceptor_via_fun:CFStringCreateWithBytes" > %t.supp
7// RUN: %env_asan_opts=suppressions='"%t.supp"' \
8// RUN:   sandbox-exec -p '(version 1)(allow default)(deny process-fork)' \
9// RUN:   %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
10
11#include <CoreFoundation/CoreFoundation.h>
12
13int main() {
14  char *a = (char *)malloc(6);
15  strcpy(a, "hello");
16  CFStringRef str =
17      CFStringCreateWithBytes(kCFAllocatorDefault, (unsigned char *)a, 10,
18                              kCFStringEncodingUTF8, FALSE);  // BOOM
19  fprintf(stderr, "Ignored.\n");
20  free(a);
21}
22
23// CHECK-CRASH: AddressSanitizer: heap-buffer-overflow
24// CHECK-CRASH-NOT: Ignored.
25// CHECK-IGNORE-NOT: AddressSanitizer: heap-buffer-overflow
26// CHECK-IGNORE: Ignored.
27