blob: 47d80f80db2bc298091c8bdfb3b4dbdef33e4f93 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
// Check that without suppressions, we catch the issue.
// RUN: %clangxx_asan -O0 %s -o %t -framework Foundation
// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
// Check that suppressing a function name works within a no-fork sandbox
// RUN: echo "interceptor_via_fun:CFStringCreateWithBytes" > %t.supp
// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:suppressions=%t.supp \
// RUN: sandbox-exec -p '(version 1)(allow default)(deny process-fork)' \
// RUN: %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
#include <CoreFoundation/CoreFoundation.h>
int main() {
char *a = (char *)malloc(6);
strcpy(a, "hello");
CFStringRef str =
CFStringCreateWithBytes(kCFAllocatorDefault, (unsigned char *)a, 10,
kCFStringEncodingUTF8, FALSE); // BOOM
fprintf(stderr, "Ignored.\n");
free(a);
}
// CHECK-CRASH: AddressSanitizer: heap-buffer-overflow
// CHECK-CRASH-NOT: Ignored.
// CHECK-IGNORE-NOT: AddressSanitizer: heap-buffer-overflow
// CHECK-IGNORE: Ignored.
|