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; RUN: opt < %s -gvn -simplifycfg -disable-output
; PR867
target datalayout = "E-p:32:32"
target triple = "powerpc-apple-darwin8"
%struct.CUMULATIVE_ARGS = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 }
%struct.eh_status = type opaque
%struct.emit_status = type { i32, i32, %struct.rtx_def*, %struct.rtx_def*, %struct.sequence_stack*, i32, %struct.location_t, i32, i8*, %struct.rtx_def** }
%struct.expr_status = type { i32, i32, i32, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def* }
%struct.function = type { %struct.eh_status*, %struct.expr_status*, %struct.emit_status*, %struct.varasm_status*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.function*, i32, i32, i32, i32, %struct.rtx_def*, %struct.CUMULATIVE_ARGS, %struct.rtx_def*, %struct.rtx_def*, %struct.initial_value_struct*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, %struct.rtx_def*, i8, i32, i64, %struct.tree_node*, %struct.tree_node*, %struct.rtx_def*, %struct.varray_head_tag*, %struct.temp_slot*, i32, %struct.var_refs_queue*, i32, i32, %struct.rtvec_def*, %struct.tree_node*, i32, i32, i32, %struct.machine_function*, i32, i32, i8, i8, %struct.language_function*, %struct.rtx_def*, i32, i32, i32, i32, %struct.location_t, %struct.varray_head_tag*, %struct.tree_node*, i8, i8, i8 }
%struct.initial_value_struct = type opaque
%struct.lang_decl = type opaque
%struct.lang_type = type opaque
%struct.language_function = type opaque
%struct.location_t = type { i8*, i32 }
%struct.machine_function = type { i32, i32, i8*, i32, i32 }
%struct.rtunion = type { i32 }
%struct.rtvec_def = type { i32, [1 x %struct.rtx_def*] }
%struct.rtx_def = type { i16, i8, i8, %struct.u }
%struct.sequence_stack = type { %struct.rtx_def*, %struct.rtx_def*, %struct.sequence_stack* }
%struct.temp_slot = type opaque
%struct.tree_common = type { %struct.tree_node*, %struct.tree_node*, %union.tree_ann_d*, i8, i8, i8, i8, i8 }
%struct.tree_decl = type { %struct.tree_common, %struct.location_t, i32, %struct.tree_node*, i8, i8, i8, i8, i8, i8, i8, i8, i32, %struct.tree_decl_u1, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.rtx_def*, %struct.tree_decl_u2, %struct.tree_node*, %struct.tree_node*, i64, %struct.lang_decl* }
%struct.tree_decl_u1 = type { i64 }
%struct.tree_decl_u2 = type { %struct.function* }
%struct.tree_node = type { %struct.tree_decl }
%struct.tree_type = type { %struct.tree_common, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, i32, i16, i8, i8, i32, %struct.tree_node*, %struct.tree_node*, %struct.rtunion, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, i64, %struct.lang_type* }
%struct.u = type { [1 x i64] }
%struct.var_refs_queue = type { %struct.rtx_def*, i32, i32, %struct.var_refs_queue* }
%struct.varasm_status = type opaque
%struct.varray_head_tag = type { i32, i32, i32, i8*, %struct.u }
%union.tree_ann_d = type opaque
@mode_class = external global [35 x i8] ; <[35 x i8]*> [#uses=3]
define void @fold_builtin_classify() {
entry:
%tmp63 = load i32* null ; <i32> [#uses=1]
switch i32 %tmp63, label %bb276 [
i32 414, label %bb145
i32 417, label %bb
]
bb: ; preds = %entry
ret void
bb145: ; preds = %entry
%tmp146 = load %struct.tree_node** null ; <%struct.tree_node*> [#uses=1]
%tmp148 = getelementptr %struct.tree_node* %tmp146, i32 0, i32 0, i32 0, i32 1 ; <%struct.tree_node**> [#uses=1]
%tmp149 = load %struct.tree_node** %tmp148 ; <%struct.tree_node*> [#uses=1]
%tmp150 = bitcast %struct.tree_node* %tmp149 to %struct.tree_type* ; <%struct.tree_type*> [#uses=1]
%tmp151 = getelementptr %struct.tree_type* %tmp150, i32 0, i32 6 ; <i16*> [#uses=1]
%tmp151.upgrd.1 = bitcast i16* %tmp151 to i32* ; <i32*> [#uses=1]
%tmp152 = load i32* %tmp151.upgrd.1 ; <i32> [#uses=1]
%tmp154 = lshr i32 %tmp152, 16 ; <i32> [#uses=1]
%tmp154.mask = and i32 %tmp154, 127 ; <i32> [#uses=1]
%gep.upgrd.2 = zext i32 %tmp154.mask to i64 ; <i64> [#uses=1]
%tmp155 = getelementptr [35 x i8]* @mode_class, i32 0, i64 %gep.upgrd.2 ; <i8*> [#uses=1]
%tmp156 = load i8* %tmp155 ; <i8> [#uses=1]
%tmp157 = icmp eq i8 %tmp156, 4 ; <i1> [#uses=1]
br i1 %tmp157, label %cond_next241, label %cond_true158
cond_true158: ; preds = %bb145
%tmp172 = load %struct.tree_node** null ; <%struct.tree_node*> [#uses=1]
%tmp174 = getelementptr %struct.tree_node* %tmp172, i32 0, i32 0, i32 0, i32 1 ; <%struct.tree_node**> [#uses=1]
%tmp175 = load %struct.tree_node** %tmp174 ; <%struct.tree_node*> [#uses=1]
%tmp176 = bitcast %struct.tree_node* %tmp175 to %struct.tree_type* ; <%struct.tree_type*> [#uses=1]
%tmp177 = getelementptr %struct.tree_type* %tmp176, i32 0, i32 6 ; <i16*> [#uses=1]
%tmp177.upgrd.3 = bitcast i16* %tmp177 to i32* ; <i32*> [#uses=1]
%tmp178 = load i32* %tmp177.upgrd.3 ; <i32> [#uses=1]
%tmp180 = lshr i32 %tmp178, 16 ; <i32> [#uses=1]
%tmp180.mask = and i32 %tmp180, 127 ; <i32> [#uses=1]
%gep.upgrd.4 = zext i32 %tmp180.mask to i64 ; <i64> [#uses=1]
%tmp181 = getelementptr [35 x i8]* @mode_class, i32 0, i64 %gep.upgrd.4 ; <i8*> [#uses=1]
%tmp182 = load i8* %tmp181 ; <i8> [#uses=1]
%tmp183 = icmp eq i8 %tmp182, 8 ; <i1> [#uses=1]
br i1 %tmp183, label %cond_next241, label %cond_true184
cond_true184: ; preds = %cond_true158
%tmp185 = load %struct.tree_node** null ; <%struct.tree_node*> [#uses=1]
%tmp187 = getelementptr %struct.tree_node* %tmp185, i32 0, i32 0, i32 0, i32 1 ; <%struct.tree_node**> [#uses=1]
%tmp188 = load %struct.tree_node** %tmp187 ; <%struct.tree_node*> [#uses=1]
%tmp189 = bitcast %struct.tree_node* %tmp188 to %struct.tree_type* ; <%struct.tree_type*> [#uses=1]
%tmp190 = getelementptr %struct.tree_type* %tmp189, i32 0, i32 6 ; <i16*> [#uses=1]
%tmp190.upgrd.5 = bitcast i16* %tmp190 to i32* ; <i32*> [#uses=1]
%tmp191 = load i32* %tmp190.upgrd.5 ; <i32> [#uses=1]
%tmp193 = lshr i32 %tmp191, 16 ; <i32> [#uses=1]
%tmp193.mask = and i32 %tmp193, 127 ; <i32> [#uses=1]
%gep.upgrd.6 = zext i32 %tmp193.mask to i64 ; <i64> [#uses=1]
%tmp194 = getelementptr [35 x i8]* @mode_class, i32 0, i64 %gep.upgrd.6 ; <i8*> [#uses=1]
%tmp195 = load i8* %tmp194 ; <i8> [#uses=1]
%tmp196 = icmp eq i8 %tmp195, 4 ; <i1> [#uses=1]
br i1 %tmp196, label %cond_next241, label %cond_true197
cond_true197: ; preds = %cond_true184
ret void
cond_next241: ; preds = %cond_true184, %cond_true158, %bb145
%tmp245 = load i32* null ; <i32> [#uses=0]
ret void
bb276: ; preds = %entry
ret void
}
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