21 lines
		
	
	
		
			361 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			361 B
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: opt < %s -instcombine -S | FileCheck %s
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define void @mem() {
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bb:
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  br label %bb6
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bb6:
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  %.0 = phi i8** [ undef, %bb ], [ %t2, %bb6 ]
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  %tmp = load i8*, i8** %.0, align 8
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  %bc = bitcast i8* %tmp to i8**
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  %t1 = load i8*, i8** %bc, align 8
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  %t2 = bitcast i8* %t1 to i8**
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  br label %bb6
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bb206:
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  ret void
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; CHECK: phi
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; CHECK: bitcast
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; CHECK: load
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}
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