diff options
Diffstat (limited to 'lib/asan/output_tests/strncpy-overflow.cc')
-rw-r--r-- | lib/asan/output_tests/strncpy-overflow.cc | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/asan/output_tests/strncpy-overflow.cc b/lib/asan/output_tests/strncpy-overflow.cc new file mode 100644 index 000000000000..66d5810b7040 --- /dev/null +++ b/lib/asan/output_tests/strncpy-overflow.cc @@ -0,0 +1,24 @@ +#include <string.h> +#include <stdlib.h> +int main(int argc, char **argv) { + char *hello = (char*)malloc(6); + strcpy(hello, "hello"); + char *short_buffer = (char*)malloc(9); + strncpy(short_buffer, hello, 10); // BOOM + return short_buffer[8]; +} + +// Check-Common: {{WRITE of size 1 at 0x.* thread T0}} +// Check-Linux: {{ #0 0x.* in .*strncpy}} +// Check-Darwin: {{ #0 0x.* in wrap_strncpy}} +// Check-Common: {{ #1 0x.* in main .*strncpy-overflow.cc:7}} +// Check-Common: {{0x.* is located 0 bytes to the right of 9-byte region}} +// Check-Common: {{allocated by thread T0 here:}} + +// Check-Linux: {{ #0 0x.* in .*malloc}} +// Check-Linux: {{ #1 0x.* in main .*strncpy-overflow.cc:6}} + +// Check-Darwin: {{ #0 0x.* in .*mz_malloc.*}} +// Check-Darwin: {{ #1 0x.* in malloc_zone_malloc.*}} +// Check-Darwin: {{ #2 0x.* in malloc.*}} +// Check-Darwin: {{ #3 0x.* in main .*strncpy-overflow.cc:6}} |