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Last week we were generating code with duplicate induction variables in this

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test, but the problem seems to have gone away today.  Add a check to make sure
it doesn't come back.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96277 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2010-02-15 21:56:40 +00:00
parent 6e5a2bd032
commit f1b0a345d3
1 changed files with 4 additions and 0 deletions
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test/CodeGen/Thumb2/2010-02-11-phi-cycle.ll
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@ -58,6 +58,10 @@ bb1: ; preds = %bb
br label %bb2
bb2: ; preds = %bb1, %bb
; also check for duplicate induction variables (radar 7645034)
; CHECK: subs r{{.*}}, #1
; CHECK-NOT: subs r{{.*}}, #1
; CHECK: pop
%u.0 = phi i64 [ %ins, %bb1 ], [ %u.17, %bb ] ; <i64> [#uses=2]
%indvar.next = add i32 %indvar, 1 ; <i32> [#uses=2]
%exitcond = icmp eq i32 %indvar.next, %tmp ; <i1> [#uses=1]