1 ; RUN: llc < %s 2 ; This caused ScheduleDAG to crash in EmitPhysRegCopy when searching 3 ; the uses of a copy to a physical register without ignoring non-data 4 ; dependence, PR10220. 5 6 ; The ARM backend can't handle i256 math at the moment. 7 ; XFAIL: arm 8 9 define void @f(i256* nocapture %a, i256* nocapture %b, i256* nocapture %cc, i256* nocapture %dd) nounwind uwtable noinline ssp { 10 entry: 11 %c = load i256* %cc 12 %d = load i256* %dd 13 %add = add nsw i256 %c, %d 14 store i256 %add, i256* %a, align 8 15 %or = or i256 %c, 1606938044258990275541962092341162602522202993782792835301376 16 %add6 = add nsw i256 %or, %d 17 store i256 %add6, i256* %b, align 8 18 ret void 19 } 20
