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1; RUN: opt < %s -passes=gvn | llvm-dis2target 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"3target triple = "i386-apple-darwin7"4 5define i32 @main(i32 %argc, ptr %argv) nounwind {6entry:7 br label %bb848 9bb41: ; preds = %bb8210 %tmp = load i8, ptr %opt.0, align 1 ; <i8> [#uses=0]11 %tmp1 = getelementptr i8, ptr %opt.0, i32 1 ; <ptr> [#uses=2]12 switch i32 0, label %bb81 [13 i32 102, label %bb8214 i32 110, label %bb7915 i32 118, label %bb8016 ]17 18bb79: ; preds = %bb4119 br label %bb8220 21bb80: ; preds = %bb4122 ret i32 023 24bb81: ; preds = %bb4125 ret i32 126 27bb82: ; preds = %bb84, %bb79, %bb4128 %opt.0 = phi ptr [ %tmp3, %bb84 ], [ %tmp1, %bb79 ], [ %tmp1, %bb41 ] ; <ptr> [#uses=3]29 %tmp2 = load i8, ptr %opt.0, align 1 ; <i8> [#uses=0]30 br i1 false, label %bb84, label %bb4131 32bb84: ; preds = %bb82, %entry33 %tmp3 = getelementptr i8, ptr null, i32 1 ; <ptr> [#uses=1]34 br label %bb8235}36