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Added a testcase for PR10220.

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llvm-svn: 134573
This commit is contained in:
Lang Hames 2011-07-07 00:36:02 +00:00
parent a30ca05040
commit 2c2f6ed1f7
1 changed files with 15 additions and 0 deletions
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test/CodeGen/Generic/2011-07-07-ScheduleDAGCrash.ll Normal file
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; RUN: llc < %s
; This used to cause ScheduleDAG to crash during EmitPhysRegCopy when it mistook
; followed a non-control dependence, PR10220.
define void @f(i256* nocapture %a, i256* nocapture %b, i256* nocapture %cc, i256* nocapture %dd) nounwind uwtable noinline ssp {
entry:
%c = load i256* %cc
%d = load i256* %dd
%add = add nsw i256 %c, %d
store i256 %add, i256* %a, align 8
%or = or i256 %c, 1606938044258990275541962092341162602522202993782792835301376
%add6 = add nsw i256 %or, %d
store i256 %add6, i256* %b, align 8
ret void
}