| /* This used to ICE on s390 due to bug in the definition of the 'R' | |
| constraint which replaced the 'm' constraint (together with 'T') | |
| while adding z10 support. */ | |
| /* { dg-do compile } */ | |
| /* { dg-options "-O" } */ | |
| int boo() | |
| { | |
| struct { | |
| unsigned char pad[4096]; | |
| unsigned long bar; | |
| } *foo; | |
| asm volatile( "" : "=m" (*(unsigned long long*)(foo->bar)) | |
| : "a" (&foo->bar)); | |
| } |