| /* { dg-do run } */ |
| /* { dg-require-effective-target hwaddress_exec } */ |
| /* { dg-options "-fno-builtin-malloc -fno-builtin-free -fno-builtin-memset" } */ |
| /* { dg-shouldfail "hwasan" } */ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| void *memset (void *, int, __SIZE_TYPE__); |
| void *malloc (__SIZE_TYPE__); |
| void free (void *); |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| volatile int ten = 10; |
| int main(int argc, char **argv) { |
| char *x = (char*)malloc(10); |
| memset(x, 0, 10); |
| int res = x[ten]; /* BOOOM */ |
| free(x); |
| return res; |
| } |
| |
| /* { dg-output "HWAddressSanitizer: tag-mismatch on address 0x\[0-9a-f\]*.*" } */ |
| /* { dg-output "READ of size 1 at 0x\[0-9a-f\]* tags: \[\[:xdigit:\]\]\[\[:xdigit:\]\]/\[\[:xdigit:\]\]\[\[:xdigit:\]\] \\(ptr/mem\\) in thread T0.*" } */ |
| /* { dg-output "located 0 bytes to the right of 10-byte region.*" } */ |
| /* { dg-output "allocated here:.*" } */ |
| /* { dg-output "#1 0x\[0-9a-f\]+ +in _*main \[^\n\r]*heap-overflow.c:18" } */ |
