| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fstack-clash-protection --param stack-clash-protection-guard-size=16" } */ |
| /* { dg-require-effective-target supports_stack_clash_protection } */ |
| /* { dg-require-effective-target alloca } */ |
| |
| #define SIZE y |
| #include "stack-check-alloca.h" |
| |
| /* { dg-final { scan-assembler-times {str\s+xzr, \[sp, 1024\]} 2 } } */ |
| /* { dg-final { scan-assembler-times {str\s+xzr, \[sp\]} 1 } } */ |
| |
| /* Dynamic alloca, expect loop, and 2 probes with 1kB offset and 1 at sp. |
| 1st probe is inside the loop for the full guard-size allocations, second |
| probe is for the case where residual is zero and the final probe for when |
| residiual is > 1024 bytes. */ |