1; RUN: opt < %s -loop-unswitch -disable-output 2 3 %struct.BLEND_MAP = type { i16, i16, i16, i32, %struct.BLEND_MAP_ENTRY* } 4 %struct.BLEND_MAP_ENTRY = type { float, i8, { [5 x float], [4 x i8] } } 5 %struct.TPATTERN = type { i16, i16, i16, i32, float, float, float, %struct.WARP*, %struct.TPATTERN*, %struct.BLEND_MAP*, { %struct.anon, [4 x i8] } } 6 %struct.TURB = type { i16, %struct.WARP*, [3 x double], i32, float, float } 7 %struct.WARP = type { i16, %struct.WARP* } 8 %struct.anon = type { float, [3 x double] } 9 10define void @Parse_Pattern() { 11entry: 12 br label %bb1096.outer20 13bb671: ; preds = %cond_true1099 14 br label %bb1096.outer23 15bb1096.outer20.loopexit: ; preds = %cond_true1099 16 %Local_Turb.0.ph24.lcssa = phi %struct.TURB* [ %Local_Turb.0.ph24, %cond_true1099 ] ; <%struct.TURB*> [#uses=1] 17 br label %bb1096.outer20 18bb1096.outer20: ; preds = %bb1096.outer20.loopexit, %entry 19 %Local_Turb.0.ph22 = phi %struct.TURB* [ undef, %entry ], [ %Local_Turb.0.ph24.lcssa, %bb1096.outer20.loopexit ] ; <%struct.TURB*> [#uses=1] 20 %tmp1098 = icmp eq i32 0, 0 ; <i1> [#uses=1] 21 br label %bb1096.outer23 22bb1096.outer23: ; preds = %bb1096.outer20, %bb671 23 %Local_Turb.0.ph24 = phi %struct.TURB* [ %Local_Turb.0.ph22, %bb1096.outer20 ], [ null, %bb671 ] ; <%struct.TURB*> [#uses=2] 24 br label %bb1096 25bb1096: ; preds = %cond_true1099, %bb1096.outer23 26 br i1 %tmp1098, label %cond_true1099, label %bb1102 27cond_true1099: ; preds = %bb1096 28 switch i32 0, label %bb1096.outer20.loopexit [ 29 i32 161, label %bb671 30 i32 359, label %bb1096 31 ] 32bb1102: ; preds = %bb1096 33 %Local_Turb.0.ph24.lcssa1 = phi %struct.TURB* [ %Local_Turb.0.ph24, %bb1096 ] ; <%struct.TURB*> [#uses=0] 34 ret void 35} 36