text: ; RUN: llc < %s
  
  define void @foo() {
  	br label %cond_true813.i
  
  cond_true813.i:		; preds = %0
  	br i1 false, label %cond_true818.i, label %cond_next1146.i
  
  cond_true818.i:		; preds = %cond_true813.i
  	br i1 false, label %recog_memoized.exit52, label %cond_next1146.i
  
  recog_memoized.exit52:		; preds = %cond_true818.i
  	switch i32 0, label %bb886.i.preheader [
  		 i32 0, label %bb907.i
  		 i32 44, label %bb866.i
  		 i32 103, label %bb874.i
  		 i32 114, label %bb874.i
  	]
  
  bb857.i:		; preds = %bb886.i, %bb866.i
  	%tmp862.i494.24 = phi i8* [ null, %bb866.i ], [ %tmp862.i494.26, %bb886.i ]		; <i8*> [#uses=4]
  	switch i32 0, label %bb886.i.preheader [
  		 i32 0, label %bb907.i
  		 i32 44, label %bb866.i
  		 i32 103, label %bb874.i
  		 i32 114, label %bb874.i
  	]
  
  bb866.i.loopexit:		; preds = %bb874.i
  	br label %bb866.i
  
  bb866.i.loopexit31:		; preds = %cond_true903.i
  	br label %bb866.i
  
  bb866.i:		; preds = %bb866.i.loopexit31, %bb866.i.loopexit, %bb857.i, %recog_memoized.exit52
  	br i1 false, label %bb907.i, label %bb857.i
  
  bb874.i.preheader.loopexit:		; preds = %cond_true903.i, %cond_true903.i
  	ret void
  
  bb874.i:		; preds = %bb857.i, %bb857.i, %recog_memoized.exit52, %recog_memoized.exit52
  	%tmp862.i494.25 = phi i8* [ %tmp862.i494.24, %bb857.i ], [ %tmp862.i494.24, %bb857.i ], [ undef, %recog_memoized.exit52 ], [ undef, %recog_memoized.exit52 ]		; <i8*> [#uses=1]
  	switch i32 0, label %bb886.i.preheader.loopexit [
  		 i32 0, label %bb907.i
  		 i32 44, label %bb866.i.loopexit
  		 i32 103, label %bb874.i.backedge
  		 i32 114, label %bb874.i.backedge
  	]
  
  bb874.i.backedge:		; preds = %bb874.i, %bb874.i
  	ret void
  
  bb886.i.preheader.loopexit:		; preds = %bb874.i
  	ret void
  
  bb886.i.preheader:		; preds = %bb857.i, %recog_memoized.exit52
  	%tmp862.i494.26 = phi i8* [ undef, %recog_memoized.exit52 ], [ %tmp862.i494.24, %bb857.i ]		; <i8*> [#uses=1]
  	br label %bb886.i
  
  bb886.i:		; preds = %cond_true903.i, %bb886.i.preheader
  	br i1 false, label %bb857.i, label %cond_true903.i
  
  cond_true903.i:		; preds = %bb886.i
  	switch i32 0, label %bb886.i [
  		 i32 0, label %bb907.i
  		 i32 44, label %bb866.i.loopexit31
  		 i32 103, label %bb874.i.preheader.loopexit
  		 i32 114, label %bb874.i.preheader.loopexit
  	]
  
  bb907.i:		; preds = %cond_true903.i, %bb874.i, %bb866.i, %bb857.i, %recog_memoized.exit52
  	%tmp862.i494.0 = phi i8* [ %tmp862.i494.24, %bb857.i ], [ null, %bb866.i ], [ undef, %recog_memoized.exit52 ], [ %tmp862.i494.25, %bb874.i ], [ null, %cond_true903.i ]		; <i8*> [#uses=1]
  	br i1 false, label %cond_next1146.i, label %cond_true910.i
  
  cond_true910.i:		; preds = %bb907.i
  	ret void
  
  cond_next1146.i:		; preds = %bb907.i, %cond_true818.i, %cond_true813.i
  	%tmp862.i494.1 = phi i8* [ %tmp862.i494.0, %bb907.i ], [ undef, %cond_true818.i ], [ undef, %cond_true813.i ]		; <i8*> [#uses=0]
  	ret void
  
  bb2060.i:		; No predecessors!
  	br i1 false, label %cond_true2064.i, label %bb2067.i
  
  cond_true2064.i:		; preds = %bb2060.i
  	unreachable
  
  bb2067.i:		; preds = %bb2060.i
  	ret void
  
  cond_next3473:		; No predecessors!
  	ret void
  
  cond_next3521:		; No predecessors!
  	ret void
  }
  