| /* { dg-do run } */ |
| /* { dg-require-effective-target fstack_protector } */ |
| /* { dg-options "-fstack-protector-strong" } */ |
| /* { dg-set-target-env-var ASAN_OPTIONS "detect_stack_use_after_return=1" } */ |
| /* { dg-shouldfail "asan" } */ |
| |
| __attribute__((noinline)) |
| char *Ident(char *x) { |
| return x; |
| } |
| |
| __attribute__((noinline)) |
| char *Func1() { |
| char local[1 << 12]; |
| return Ident(local); |
| } |
| |
| __attribute__((noinline)) |
| void Func2(char *x) { |
| *x = 1; |
| } |
| int main(int argc, char **argv) { |
| Func2(Func1()); |
| return 0; |
| } |
| |
| /* { dg-output "AddressSanitizer: stack-use-after-return on address 0x\[0-9a-f\]+\[^\n\r]*(\n|\r\n|\r)" } */ |
| /* { dg-output "WRITE of size 1 at .* thread T0.*" } */ |
| /* { dg-output " #0.*(Func2)?.*pr64820.(c:21)?.*" } */ |
| /* { dg-output "is located in stack of thread T0 at offset.*" } */ |
| /* { dg-output "\'local\' \\(line 14\\) <== Memory access at offset 32 is inside this variable" } */ |
