; RUN: llc < %s -march=arm -mtriple=arm-linux-gnueabi ; PR1279 %struct.CUMULATIVE_ARGS = type { i32, i32, i32, i32, i32, i32 } %struct.arm_stack_offsets = type { 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.language_function = type opaque %struct.location_t = type { i8*, i32 } %struct.machine_function = type { %struct.rtx_def*, i32, i32, i32, %struct.arm_stack_offsets, i32, i32, i32, [14 x %struct.rtx_def*] } %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*, i32, %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.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 @str469 = external global [42 x i8] ; <[42 x i8]*> [#uses=0] @__FUNCTION__.24265 = external global [19 x i8] ; <[19 x i8]*> [#uses=0] declare void @fancy_abort() define fastcc void @fold_builtin_bitop() { entry: br i1 false, label %cond_true105, label %UnifiedReturnBlock cond_true105: ; preds = %entry br i1 false, label %cond_true134, label %UnifiedReturnBlock cond_true134: ; preds = %cond_true105 switch i32 0, label %bb479 [ i32 378, label %bb313 i32 380, label %bb313 i32 381, label %bb313 i32 383, label %bb366 i32 385, label %bb366 i32 386, label %bb366 i32 403, label %bb250 i32 405, label %bb250 i32 406, label %bb250 i32 434, label %bb464 i32 436, label %bb464 i32 437, label %bb464 i32 438, label %bb441 i32 440, label %bb441 i32 441, label %bb441 ] bb250: ; preds = %cond_true134, %cond_true134, %cond_true134 ret void bb313: ; preds = %cond_true134, %cond_true134, %cond_true134 ret void bb366: ; preds = %cond_true134, %cond_true134, %cond_true134 ret void bb441: ; preds = %cond_true134, %cond_true134, %cond_true134 ret void bb457: ; preds = %bb464, %bb457 %tmp459 = add i64 0, 1 ; <i64> [#uses=1] br i1 false, label %bb474.preheader, label %bb457 bb464: ; preds = %cond_true134, %cond_true134, %cond_true134 br i1 false, label %bb474.preheader, label %bb457 bb474.preheader: ; preds = %bb464, %bb457 %result.5.ph = phi i64 [ 0, %bb464 ], [ %tmp459, %bb457 ] ; <i64> [#uses=1] br label %bb474 bb467: ; preds = %bb474 %indvar.next586 = add i64 %indvar585, 1 ; <i64> [#uses=1] br label %bb474 bb474: ; preds = %bb467, %bb474.preheader %indvar585 = phi i64 [ 0, %bb474.preheader ], [ %indvar.next586, %bb467 ] ; <i64> [#uses=2] br i1 false, label %bb476, label %bb467 bb476: ; preds = %bb474 %result.5 = add i64 %indvar585, %result.5.ph ; <i64> [#uses=0] ret void bb479: ; preds = %cond_true134 tail call void @fancy_abort( ) unreachable UnifiedReturnBlock: ; preds = %cond_true105, %entry ret void }