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Diffstat (limited to 'test/asan/TestCases/Linux/bcmp_test.cc')
-rw-r--r-- | test/asan/TestCases/Linux/bcmp_test.cc | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/asan/TestCases/Linux/bcmp_test.cc b/test/asan/TestCases/Linux/bcmp_test.cc new file mode 100644 index 000000000..61853f08f --- /dev/null +++ b/test/asan/TestCases/Linux/bcmp_test.cc @@ -0,0 +1,23 @@ +// RUN: %clangxx_asan %s -o %t +// RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=A1 +// RUN: not %run %t 1 2>&1 | FileCheck %s --check-prefix=A2 +// RUN: %env_asan_opts=intercept_memcmp=0 %run %t + +#include <strings.h> +int main(int argc, char **argv) { + char a1[] = {1, 2, 3, 4, 5, 6, 7, 8}; + char a2[] = {3, 4, 5, 6, 7, 8, 9}; + int res; + if (argc == 1) + res = bcmp(a1, a2, sizeof(a1)); // BOOM + else + res = bcmp(a2, a1, sizeof(a1)); // BOOM + // A1: AddressSanitizer: stack-buffer-overflow + // A1: {{#0.*memcmp}} + // A1: 'a2' <== Memory access at offset + // + // A2: AddressSanitizer: stack-buffer-overflow + // A2: {{#0.*memcmp}} + // A2: 'a2' <== Memory access at offset + return res == 0; +} |