1 | // RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
2 | // RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s |
3 | // RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s |
4 | // RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s |
5 | |
6 | // When built as C on Linux, strndup is transformed to __strndup. |
7 | // RUN: %clangxx_asan -O3 -xc %s -o %t && not %run %t 2>&1 | FileCheck %s |
8 | |
9 | // Unwind problem on arm: "main" is missing from the allocation stack trace. |
10 | // UNSUPPORTED: target={{.*windows-msvc.*}},target=s390{{.*}},target=arm{{.*}} && !fast-unwinder-works |
11 | |
12 | #include <string.h> |
13 | |
14 | char kString[] = "foo" ; |
15 | |
16 | int main(int argc, char **argv) { |
17 | char *copy = strndup(string: kString, n: 2); |
18 | int x = copy[2 + argc]; // BOOM |
19 | // CHECK: AddressSanitizer: heap-buffer-overflow |
20 | // CHECK: #0 {{.*}}main {{.*}}strndup_oob_test.cpp:[[@LINE-2]] |
21 | // CHECK-LABEL: allocated by thread T{{.*}} here: |
22 | // CHECK: #{{[01]}} {{.*}}strndup |
23 | // CHECK: #{{.*}}main {{.*}}strndup_oob_test.cpp:[[@LINE-6]] |
24 | // CHECK-LABEL: SUMMARY |
25 | // CHECK: strndup_oob_test.cpp:[[@LINE-7]] |
26 | return x; |
27 | } |
28 | |