llvm/llvm/test/Transforms/NewGVN/2008-12-12-RLE-Crash.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
; RUN: opt < %s -passes=newgvn | llvm-dis
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-f80:128:128"
target triple = "i386-apple-darwin7"

define i32 @main(i32 %argc, ptr %argv) nounwind {
entry:
  br label %bb84

bb41:		; preds = %bb82
  %tmp = load i8, ptr %opt.0, align 1		; <i8> [#uses=0]
  %tmp1 = getelementptr i8, ptr %opt.0, i32 1		; <ptr> [#uses=2]
  switch i32 0, label %bb81 [
  i32 102, label %bb82
  i32 110, label %bb79
  i32 118, label %bb80
  ]

bb79:		; preds = %bb41
  br label %bb82

bb80:		; preds = %bb41
  ret i32 0

bb81:		; preds = %bb41
  ret i32 1

bb82:		; preds = %bb84, %bb79, %bb41
  %opt.0 = phi ptr [ %tmp3, %bb84 ], [ %tmp1, %bb79 ], [ %tmp1, %bb41 ]		; <ptr> [#uses=3]
  %tmp2 = load i8, ptr %opt.0, align 1		; <i8> [#uses=0]
  br i1 false, label %bb84, label %bb41

bb84:		; preds = %bb82, %entry
  %tmp3 = getelementptr i8, ptr null, i32 1		; <ptr> [#uses=1]
  br label %bb82
}