| /* { dg-do compile } */ |
| /* { dg-additional-options "-fno-sanitize=hwaddress -fsanitize=kernel-hwaddress" } */ |
| |
| |
| /* Defaults to check for kernel-hwaddress. |
| 1) No stack tagging => no calls to __hwasan_tag_memory. |
| 2) No block scope tagging (same again). |
| 3) Use sanitize-recover by default (everything ends in noabort). */ |
| int __attribute__ ((noinline)) |
| accessing_pointers (int *left, int *right) |
| { |
| int x = right[2]; |
| left[3] = right[1]; |
| return right[1] + left[2]; |
| } |
| |
| int __attribute__ ((noinline)) |
| using_stack (int num) |
| { |
| int big_array[10]; |
| int other_array[20]; |
| accessing_pointers(other_array, big_array); |
| return big_array[num]; |
| } |
| |
| #ifndef ARG |
| #define ARG 0 |
| #endif |
| int __attribute__ ((noinline)) |
| main () |
| { |
| using_stack (ARG); |
| return 0; |
| } |
| |
| /* { dg-final { scan-assembler-not "__hwasan_tag_memory" } } */ |
| /* { dg-final { scan-assembler-not "__hwasan_(load|store)\\d(?!_noabort)" } } */ |
