2009-09-11 18:01:28 +00:00
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; RUN: opt < %s -indvars -S | grep indvar
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2003-09-12 16:42:16 +00:00
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2008-03-01 09:15:35 +00:00
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define i32 @test() {
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; <label>:0
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br i1 true, label %LoopHead, label %LoopHead
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2003-09-12 16:42:16 +00:00
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2008-03-01 09:15:35 +00:00
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LoopHead: ; preds = %LoopHead, %0, %0
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%A = phi i32 [ 7, %0 ], [ 7, %0 ], [ %B, %LoopHead ] ; <i32> [#uses=1]
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%B = add i32 %A, 1 ; <i32> [#uses=2]
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2010-02-25 06:57:05 +00:00
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br i1 true, label %LoopHead, label %Out
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2008-03-01 09:15:35 +00:00
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Out: ; preds = %LoopHead
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ret i32 %B
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2003-09-12 16:42:16 +00:00
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}
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2008-03-01 09:15:35 +00:00
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