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; RUN: llvm-as < %s | llc
; Infinite loop in the dag combiner, reduced from 176.gcc.
%struct._obstack_chunk = type { sbyte*, %struct._obstack_chunk*, [4 x sbyte] }
%struct.anon = type { int }
%struct.lang_decl = type opaque
%struct.lang_type = type { int, [1 x %struct.tree_node*] }
%struct.obstack = type { int, %struct._obstack_chunk*, sbyte*, sbyte*, sbyte*, int, int, %struct._obstack_chunk* (...)*, void (...)*, sbyte*, ubyte }
%struct.rtx_def = type { ushort, ubyte, ubyte, [1 x %struct.anon] }
%struct.tree_common = type { %struct.tree_node*, %struct.tree_node*, ubyte, ubyte, ubyte, ubyte }
%struct.tree_decl = type { [12 x sbyte], sbyte*, int, %struct.tree_node*, uint, ubyte, ubyte, ubyte, ubyte, %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.anon, { %struct.rtx_def* }, %struct.tree_node*, %struct.lang_decl* }
%struct.tree_list = type { [12 x sbyte], %struct.tree_node*, %struct.tree_node* }
%struct.tree_node = type { %struct.tree_decl }
%struct.tree_type = type { [12 x sbyte], %struct.tree_node*, %struct.tree_node*, %struct.tree_node*, uint, ubyte, ubyte, ubyte, ubyte, uint, %struct.tree_node*, %struct.tree_node*, %struct.anon, %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.obstack*, %struct.lang_type* }
%void_type_node = external global %struct.tree_node* ; <%struct.tree_node**> [#uses=1]
%char_type_node = external global %struct.tree_node* ; <%struct.tree_node**> [#uses=1]
%short_integer_type_node = external global %struct.tree_node* ; <%struct.tree_node**> [#uses=1]
%short_unsigned_type_node = external global %struct.tree_node* ; <%struct.tree_node**> [#uses=1]
%float_type_node = external global %struct.tree_node* ; <%struct.tree_node**> [#uses=1]
%signed_char_type_node = external global %struct.tree_node* ; <%struct.tree_node**> [#uses=1]
%unsigned_char_type_node = external global %struct.tree_node* ; <%struct.tree_node**> [#uses=1]
implementation ; Functions:
fastcc int %self_promoting_args_p(%struct.tree_node* %parms) {
entry:
%tmp915 = seteq %struct.tree_node* %parms, null ; <bool> [#uses=1]
br bool %tmp915, label %return, label %cond_true92.preheader
cond_true: ; preds = %cond_true92
%tmp9.not = setne %struct.tree_node* %tmp2, %tmp7 ; <bool> [#uses=1]
%tmp14 = seteq %struct.tree_node* %tmp2, null ; <bool> [#uses=1]
%bothcond = or bool %tmp9.not, %tmp14 ; <bool> [#uses=1]
br bool %bothcond, label %return, label %cond_next18
cond_next12: ; preds = %cond_true92
%tmp14.old = seteq %struct.tree_node* %tmp2, null ; <bool> [#uses=1]
br bool %tmp14.old, label %return, label %cond_next18
cond_next18: ; preds = %cond_next12, %cond_true
%tmp20 = cast %struct.tree_node* %tmp2 to %struct.tree_type* ; <%struct.tree_type*> [#uses=1]
%tmp21 = getelementptr %struct.tree_type* %tmp20, int 0, uint 17 ; <%struct.tree_node**> [#uses=1]
%tmp22 = load %struct.tree_node** %tmp21 ; <%struct.tree_node*> [#uses=6]
%tmp24 = seteq %struct.tree_node* %tmp22, %tmp23 ; <bool> [#uses=1]
br bool %tmp24, label %return, label %cond_next28
cond_next28: ; preds = %cond_next18
%tmp30 = cast %struct.tree_node* %tmp2 to %struct.tree_common* ; <%struct.tree_common*> [#uses=1]
%tmp = getelementptr %struct.tree_common* %tmp30, int 0, uint 2 ; <ubyte*> [#uses=1]
%tmp = cast ubyte* %tmp to uint* ; <uint*> [#uses=1]
%tmp = load uint* %tmp ; <uint> [#uses=1]
%tmp32 = cast uint %tmp to ubyte ; <ubyte> [#uses=1]
%tmp33 = seteq ubyte %tmp32, 7 ; <bool> [#uses=1]
br bool %tmp33, label %cond_true34, label %cond_next84
cond_true34: ; preds = %cond_next28
%tmp40 = seteq %struct.tree_node* %tmp22, %tmp39 ; <bool> [#uses=1]
%tmp49 = seteq %struct.tree_node* %tmp22, %tmp48 ; <bool> [#uses=1]
%bothcond6 = or bool %tmp40, %tmp49 ; <bool> [#uses=1]
%tmp58 = seteq %struct.tree_node* %tmp22, %tmp57 ; <bool> [#uses=1]
%bothcond7 = or bool %bothcond6, %tmp58 ; <bool> [#uses=1]
%tmp67 = seteq %struct.tree_node* %tmp22, %tmp66 ; <bool> [#uses=1]
%bothcond8 = or bool %bothcond7, %tmp67 ; <bool> [#uses=1]
%tmp76 = seteq %struct.tree_node* %tmp22, %tmp75 ; <bool> [#uses=1]
%bothcond9 = or bool %bothcond8, %tmp76 ; <bool> [#uses=2]
%brmerge = or bool %bothcond9, %tmp ; <bool> [#uses=1]
%bothcond9 = cast bool %bothcond9 to int ; <int> [#uses=1]
%.mux = xor int %bothcond9, 1 ; <int> [#uses=1]
br bool %brmerge, label %return, label %cond_true92
cond_next84: ; preds = %cond_next28
br bool %tmp, label %return, label %cond_true92
cond_true92.preheader: ; preds = %entry
%tmp7 = load %struct.tree_node** %void_type_node ; <%struct.tree_node*> [#uses=1]
%tmp23 = load %struct.tree_node** %float_type_node ; <%struct.tree_node*> [#uses=1]
%tmp39 = load %struct.tree_node** %char_type_node ; <%struct.tree_node*> [#uses=1]
%tmp48 = load %struct.tree_node** %signed_char_type_node ; <%struct.tree_node*> [#uses=1]
%tmp57 = load %struct.tree_node** %unsigned_char_type_node ; <%struct.tree_node*> [#uses=1]
%tmp66 = load %struct.tree_node** %short_integer_type_node ; <%struct.tree_node*> [#uses=1]
%tmp75 = load %struct.tree_node** %short_unsigned_type_node ; <%struct.tree_node*> [#uses=1]
br label %cond_true92
cond_true92: ; preds = %cond_true92.preheader, %cond_next84, %cond_true34
%t.0.0 = phi %struct.tree_node* [ %parms, %cond_true92.preheader ], [ %tmp6, %cond_true34 ], [ %tmp6, %cond_next84 ] ; <%struct.tree_node*> [#uses=2]
%tmp = cast %struct.tree_node* %t.0.0 to %struct.tree_list* ; <%struct.tree_list*> [#uses=1]
%tmp = getelementptr %struct.tree_list* %tmp, int 0, uint 2 ; <%struct.tree_node**> [#uses=1]
%tmp2 = load %struct.tree_node** %tmp ; <%struct.tree_node*> [#uses=5]
%tmp4 = cast %struct.tree_node* %t.0.0 to %struct.tree_common* ; <%struct.tree_common*> [#uses=1]
%tmp5 = getelementptr %struct.tree_common* %tmp4, int 0, uint 0 ; <%struct.tree_node**> [#uses=1]
%tmp6 = load %struct.tree_node** %tmp5 ; <%struct.tree_node*> [#uses=3]
%tmp = seteq %struct.tree_node* %tmp6, null ; <bool> [#uses=3]
br bool %tmp, label %cond_true, label %cond_next12
return: ; preds = %cond_next84, %cond_true34, %cond_next18, %cond_next12, %cond_true, %entry
%retval.0 = phi int [ 1, %entry ], [ 1, %cond_next84 ], [ %.mux, %cond_true34 ], [ 0, %cond_next18 ], [ 0, %cond_next12 ], [ 0, %cond_true ] ; <int> [#uses=1]
ret int %retval.0
}
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