37 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			37 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: opt < %s -simplifycfg -S | \
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; RUN:   not grep " switch"
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; PR10131
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; ModuleID = '<stdin>'
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32"
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target triple = "i386-pc-linux-gnu"
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define i32 @t(i32 %m) nounwind readnone {
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entry:
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  switch i32 %m, label %sw.bb4 [
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    i32 0, label %sw.bb0
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    i32 1, label %sw.bb1
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    i32 2, label %sw.bb2
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    i32 3, label %sw.bb3
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  ]
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sw.bb0:                                           ; preds = %entry
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  br label %return
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sw.bb1:                                           ; preds = %entry
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  br label %return
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sw.bb2:                                           ; preds = %entry
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  br label %return
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sw.bb3:                                           ; preds = %entry
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  br label %return
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sw.bb4:                                           ; preds = %entry
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  br label %return
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return:                                           ; preds = %entry, %sw.bb4, %sw.bb3, %sw.bb2, %sw.bb1
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  %retval.0 = phi i32 [ 4, %sw.bb4 ], [ 3, %sw.bb3 ], [ 2, %sw.bb2 ], [ 1, %sw.bb1 ], [ 0, %sw.bb0 ]
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  ret i32 %retval.0
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}
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