/* Make sure that gcc understands that an in/out operand is a use as well | |
as a def. */ | |
/* { dg-do compile } */ | |
/* { dg-options "-O -fdump-tree-optimized" } */ | |
void f() | |
{ | |
int i = 42; | |
int j = 63; | |
asm ("": "=m"(i), "+r"(j) : "m"(i)); | |
} | |
/* { dg-final { scan-tree-dump-times "42" 1 "optimized" } } */ | |
/* { dg-final { scan-tree-dump-times "63" 1 "optimized" } } */ |