| /* { dg-do compile } */ |
| /* { dg-require-effective-target lp64 } */ |
| /* { dg-options "-mpatch-functions-for-instrumentation -mpatch-functions-ignore-loops --param function-patch-min-instructions=0" } */ |
| |
| /* Function should be patched with nop bytes with given options. |
| Check there are nop-bytes at beginning and end of function. */ |
| |
| /* { dg-final { scan-assembler ".byte\t0xeb,0x09(.*).byte\t0x90" } } */ |
| /* { dg-final { scan-assembler "ret(.*).byte\t0x90(.*).byte\t0x90" } } */ |
| |
| __attribute__ ((noinline)) |
| void foo() |
| { |
| int x = 0; |
| while (++x); |
| } |
| |
| int main() |
| { |
| foo(); |
| return 0; |
| } |
