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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
6define void @f(i256* nocapture %a, i256* nocapture %b, i256* nocapture %cc, i256* nocapture %dd) nounwind uwtable noinline ssp {
7entry:
8  %c = load i256, i256* %cc
9  %d = load i256, i256* %dd
10  %add = add nsw i256 %c, %d
11  store i256 %add, i256* %a, align 8
12  %or = or i256 %c, 1606938044258990275541962092341162602522202993782792835301376
13  %add6 = add nsw i256 %or, %d
14  store i256 %add6, i256* %b, align 8
15  ret void
16}
17