| ; RUN: llc < %s |
| |
| ; This caused ScheduleDAG to crash in EmitPhysRegCopy when searching |
| ; the uses of a copy to a physical register without ignoring non-data |
| ; dependence, PR10220. |
| |
| define void @f(ptr nocapture %a, ptr nocapture %b, ptr nocapture %cc, ptr nocapture %dd) nounwind uwtable noinline ssp { |
| entry: |
| %c = load i256, ptr %cc |
| %d = load i256, ptr %dd |
| %add = add nsw i256 %c, %d |
| store i256 %add, ptr %a, align 8 |
| %or = or i256 %c, 1606938044258990275541962092341162602522202993782792835301376 |
| %add6 = add nsw i256 %or, %d |
| store i256 %add6, ptr %b, align 8 |
| ret void |
| } |
