1// RUN: %clang_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
2// RUN: %clang_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s
3// RUN: %clang_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s
4// RUN: %clang_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: %clang_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
14char kChars[] = { 'f', 'o', 'o' };
15
16int main(int argc, char **argv) {
17 char *copy = strndup(string: kChars, n: 3);
18 copy = strndup(string: kChars, n: 10);
19 // CHECK: AddressSanitizer: global-buffer-overflow
20 // CHECK: {{.*}}main {{.*}}.cpp:[[@LINE-2]]
21 return *copy;
22}
23

source code of compiler-rt/test/asan/TestCases/Posix/strndup_oob_test2.cpp