| /* { dg-do run } */ |
| /* { dg-shouldfail "asan" } */ |
| |
| #include <assert.h> |
| |
| volatile const int ten = 10; |
| |
| __attribute__((noinline)) void foo(int index, int len) { |
| volatile char str[len] __attribute__((aligned(32))); |
| assert(!((long) str & 31L)); |
| str[index] = '1'; // BOOM |
| } |
| |
| int main(int argc, char **argv) { |
| foo(-1, ten); |
| return 0; |
| } |
| |
| /* { dg-output "WRITE of size 1 at 0x\[0-9a-f\]+ thread T0\[^\n\r]*(\n|\r\n|\r)" } */ |
| /* { dg-output " #0 0x\[0-9a-f\]+ +(in _*foo(\[^\n\r]*alloca_underflow_left.c:11|\[^\n\r]*:0|\[^\n\r]*\\+0x\[0-9a-z\]*)|\[(\])\[^\n\r]*(\n|\r\n|\r)" } */ |
| /* { dg-output "\[^\n\r]*Address 0x\[0-9a-f\]+ is located in stack of thread T0.*(\n|\r\n|\r)" */ |
| /* { dg-output "\[^\n\r]*in foo.*alloca_underflow_left.c.*(\n|\r\n|\r)" */ |