Added a testcase for PR10220.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134573 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Lang Hames 2011-07-07 00:36:02 +00:00
parent 7986289a9c
commit d0626aacca

View File

@ -0,0 +1,15 @@
; 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
}