| /* Ensure that we don't use 'rep stoX' in the presence of register globals. */ | |
| /* { dg-do compile } */ | |
| /* { dg-options "-Os -w" } */ | |
| extern void *memset (void *, int, __SIZE_TYPE__); | |
| register int regvar asm("%edi"); | |
| int foo[10]; | |
| int bar[10]; | |
| char baz[15]; | |
| char quux[15]; | |
| void | |
| do_copy () | |
| { | |
| memset (foo, 0, sizeof foo); | |
| memset (baz, 0, sizeof baz); | |
| } | |
| /* { dg-final { scan-assembler-not "rep stosl" } } */ | |
| /* { dg-final { scan-assembler-not "rep stosb" } } */ |