forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			29 lines
		
	
	
		
			902 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			29 lines
		
	
	
		
			902 B
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: opt < %s -loop-rotate -verify-dom-info -verify-loop-info -disable-output
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; RUN: opt < %s -loop-rotate -verify-dom-info -verify-loop-info -enable-mssa-loop-dependency=true -verify-memoryssa -disable-output
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define void @func() {
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bb0:
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  br label %bb1
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bb1:                                              ; preds = %bb4, %bb0
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  %0 = phi i16 [ %2, %bb4 ], [ 0, %bb0 ]
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  %1 = icmp sle i16 %0, 2
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  br i1 %1, label %bb2, label %bb5
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bb2:                                              ; preds = %bb1
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  br i1 undef, label %bb6, label %bb4
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bb3:                                              ; No predecessors!
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  br label %bb6
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bb4:                                              ; preds = %bb2
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  %2 = add i16 undef, 1
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  br label %bb1
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bb5:                                              ; preds = %bb1
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  br label %bb6
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bb6:                                              ; preds = %bb5, %bb3, %bb2
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  unreachable
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}
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