/* 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("%eax"); | |
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" } } */ |