217   if (decl == error_mark_node)  in finish_member_template_decl()
218     return error_mark_node;  in finish_member_template_decl()
252   return error_mark_node;  in finish_member_template_decl()
341       if (parm == error_mark_node)  in push_inline_template_parms_recursive()
690   if (type == error_mark_node)  in maybe_process_partial_specialization()
691     return error_mark_node;  in maybe_process_partial_specialization()
697       return error_mark_node;  in maybe_process_partial_specialization()
785       return error_mark_node;  in maybe_process_partial_specialization()
839   if (args == error_mark_node)  in retrieve_specialization()
1085 	  if (friend_type == error_mark_node)  in is_specialization_of_friend()
1187 	      return error_mark_node;  in register_specialization()
1396   if (template_id == error_mark_node || decl == error_mark_node)  in determine_specialization()
1397     return error_mark_node;  in determine_specialization()
1402   if (fns == error_mark_node)  in determine_specialization()
1403     return error_mark_node;  in determine_specialization()
1412       return error_mark_node;  in determine_specialization()
1611       if (tmpl != error_mark_node)  in determine_specialization()
1622       return error_mark_node;  in determine_specialization()
1632       return error_mark_node;  in determine_specialization()
1873       return error_mark_node;  in check_explicit_specialization()
1974 	      if (fns == error_mark_node || !is_overloaded_fn (fns))  in check_explicit_specialization()
1977 		  fns = error_mark_node;  in check_explicit_specialization()
1992       if (declarator == error_mark_node)  in check_explicit_specialization()
1993 	return error_mark_node;  in check_explicit_specialization()
2001 	    return error_mark_node;  in check_explicit_specialization()
2047 		  return error_mark_node;  in check_explicit_specialization()
2091 	      return error_mark_node;  in check_explicit_specialization()
2111       if (!tmpl || tmpl == error_mark_node)  in check_explicit_specialization()
2114 	return error_mark_node;  in check_explicit_specialization()
2254           if (parm1 == error_mark_node || parm2 == error_mark_node)  in comp_template_parms()
2397       if (p && TREE_VALUE (p) != error_mark_node)  in process_template_parm()
2417       if (TREE_TYPE (parm) == error_mark_node)  in process_template_parm()
2420           TREE_VALUE (err_parm_list) = error_mark_node;  in process_template_parm()
2433             TREE_VALUE (err_parm_list) = error_mark_node;  in process_template_parm()
2566 	      if (t != error_mark_node)  in current_template_args()
2907           if (parm == error_mark_node)  in check_default_tmpl_args()
2917 	      TREE_PURPOSE (parm) = error_mark_node;  in check_default_tmpl_args()
2975           if (TREE_VEC_ELT (inner_parms, i) == error_mark_node)  in check_default_tmpl_args()
3038   if (decl == error_mark_node)  in push_template_decl_real()
3093 	      return error_mark_node;  in push_template_decl_real()
3108 	      return error_mark_node;  in push_template_decl_real()
3117 	  return error_mark_node;  in push_template_decl_real()
3254 		return error_mark_node;  in push_template_decl_real()
3278       if (tmpl == error_mark_node)  in push_template_decl_real()
3279 	return error_mark_node;  in push_template_decl_real()
3387       if (TREE_VEC_ELT (tmpl_parms, i) == error_mark_node  in redeclare_class_template()
3388           || TREE_VEC_ELT (parms, i) == error_mark_node)  in redeclare_class_template()
3398       if (tmpl_parm != error_mark_node  in redeclare_class_template()
3502   if (fn == error_mark_node)  in convert_nontype_argument_function()
3503     return error_mark_node;  in convert_nontype_argument_function()
3575     return error_mark_node;  in convert_nontype_argument()
3630 	return error_mark_node;  in convert_nontype_argument()
3646       if (expr == error_mark_node)  in convert_nontype_argument()
3647 	return error_mark_node;  in convert_nontype_argument()
3689 	  return error_mark_node;  in convert_nontype_argument()
3714       if (expr == error_mark_node)  in convert_nontype_argument()
3715 	return error_mark_node;  in convert_nontype_argument()
3718       if (expr == error_mark_node)  in convert_nontype_argument()
3719 	return error_mark_node;  in convert_nontype_argument()
3732 	return error_mark_node;  in convert_nontype_argument()
3778 	  if (expr == error_mark_node)  in convert_nontype_argument()
3779 	    return error_mark_node;  in convert_nontype_argument()
3783       if (!expr || expr == error_mark_node)  in convert_nontype_argument()
3803       if (!expr || expr == error_mark_node)  in convert_nontype_argument()
3817       if (expr == error_mark_node)  in convert_nontype_argument()
3818 	return error_mark_node;  in convert_nontype_argument()
3847       if (expr == error_mark_node)  in convert_nontype_argument()
3894       if (TREE_VEC_ELT (parm_parms, i) == error_mark_node  in coerce_template_template_parms()
3895           || TREE_VEC_ELT (arg_parms, i) == error_mark_node)  in coerce_template_template_parms()
3901       if (arg == NULL_TREE || arg == error_mark_node  in coerce_template_template_parms()
3902 	  || parm == NULL_TREE || parm == error_mark_node)  in coerce_template_template_parms()
4026       return error_mark_node;  in convert_template_argument()
4040       return error_mark_node;  in convert_template_argument()
4064 		  if (val != error_mark_node  in convert_template_argument()
4079 		  val = error_mark_node;  in convert_template_argument()
4098 	return error_mark_node;  in convert_template_argument()
4116 	val = error_mark_node;  in convert_template_argument()
4117       else if (val == error_mark_node && (complain & tf_error))  in convert_template_argument()
4158 	      || (TREE_VEC_ELT (parms, nargs) != error_mark_node  in coerce_template_parms()
4170       return error_mark_node;  in coerce_template_parms()
4187       if (parm == error_mark_node)  in coerce_template_parms()
4189         TREE_VEC_ELT (new_inner_args, i) = error_mark_node;  in coerce_template_parms()
4204       if (arg == error_mark_node)  in coerce_template_parms()
4214       if (arg == error_mark_node)  in coerce_template_parms()
4221     return error_mark_node;  in coerce_template_parms()
4299       if (parm == error_mark_node)  in mangle_class_name_for_template()
4429   if (fns == error_mark_node || arglist == error_mark_node)  in lookup_template_function()
4430     return error_mark_node;  in lookup_template_function()
4558       POP_TIMEVAR_AND_RETURN (TV_NAME_LOOKUP, error_mark_node);  in lookup_template_class()
4573       POP_TIMEVAR_AND_RETURN (TV_NAME_LOOKUP, error_mark_node);  in lookup_template_class()
4611       if (arglist2 == error_mark_node  in lookup_template_class()
4614 	POP_TIMEVAR_AND_RETURN (TV_NAME_LOOKUP, error_mark_node);  in lookup_template_class()
4684 	      if (a == error_mark_node)  in lookup_template_class()
4688 		  POP_TIMEVAR_AND_RETURN (TV_NAME_LOOKUP, error_mark_node);  in lookup_template_class()
4714       if (arglist == error_mark_node)  in lookup_template_class()
4716 	POP_TIMEVAR_AND_RETURN (TV_NAME_LOOKUP, error_mark_node);  in lookup_template_class()
4770 	POP_TIMEVAR_AND_RETURN (TV_NAME_LOOKUP, error_mark_node);  in lookup_template_class()
4957     return error_mark_node;  in for_each_template_parm_r()
4972 	return error_mark_node;  in for_each_template_parm_r()
4980 	return error_mark_node;  in for_each_template_parm_r()
4986 	return error_mark_node;  in for_each_template_parm_r()
5000 	    return error_mark_node;  in for_each_template_parm_r()
5011 	return error_mark_node;  in for_each_template_parm_r()
5019 	return error_mark_node;  in for_each_template_parm_r()
5027 	return error_mark_node;  in for_each_template_parm_r()
5031 	return error_mark_node;  in for_each_template_parm_r()
5037 	return error_mark_node;  in for_each_template_parm_r()
5044 	return error_mark_node;  in for_each_template_parm_r()
5046 	return error_mark_node;  in for_each_template_parm_r()
5053 	return error_mark_node;  in for_each_template_parm_r()
5063 	return error_mark_node;  in for_each_template_parm_r()
5071 	return error_mark_node;  in for_each_template_parm_r()
5079 	return error_mark_node;  in for_each_template_parm_r()
5093 	return error_mark_node;  in for_each_template_parm_r()
5103 	return error_mark_node;  in for_each_template_parm_r()
5189       gcc_assert (t == error_mark_node);  in uses_template_parms()
5360   if (new_friend == error_mark_node)  in tsubst_friend_function()
5361     return error_mark_node;  in tsubst_friend_function()
5410 	DECL_INITIAL (new_friend) = error_mark_node;  in tsubst_friend_function()
5420       if (old_decl == error_mark_node)  in tsubst_friend_function()
5421 	return error_mark_node;  in tsubst_friend_function()
5535 	return error_mark_node;  in tsubst_friend_function()
5633       if (tmpl == error_mark_node)  in tsubst_friend_class()
5634 	return error_mark_node;  in tsubst_friend_class()
5667   if (type == NULL_TREE || type == error_mark_node)  in can_complete_type_without_circularity()
5688   if (type == error_mark_node)  in instantiate_class_template()
5689     return error_mark_node;  in instantiate_class_template()
5703   if (t == error_mark_node)  in instantiate_class_template()
5706       return error_mark_node;  in instantiate_class_template()
5810 	  if (base == error_mark_node)  in instantiate_class_template()
5865 	      if (newtag == error_mark_node)  in instantiate_class_template()
5963 			  r = error_mark_node;  in instantiate_class_template()
6065 	      if (friend_type != error_mark_node)  in instantiate_class_template()
6173       if (new_arg == error_mark_node)  in tsubst_template_args()
6174 	return error_mark_node;  in tsubst_template_args()
6225           if (parms == error_mark_node)  in tsubst_template_parms()
6230           if (tuple == error_mark_node)  in tsubst_template_parms()
6239 	    parm_decl = error_mark_node;  in tsubst_template_parms()
6312 	  if (argvec == error_mark_node)  in tsubst_aggr_type()
6313 	    r = error_mark_node;  in tsubst_aggr_type()
6448 	    if (new_type == error_mark_node)  in tsubst_decl()
6449 	      return error_mark_node;  in tsubst_decl()
6478 	if (full_args == error_mark_node)  in tsubst_decl()
6479 	  return error_mark_node;  in tsubst_decl()
6511 	    if (new_type == error_mark_node)  in tsubst_decl()
6512 	      return error_mark_node;  in tsubst_decl()
6526 	    if (new_decl == error_mark_node)  in tsubst_decl()
6527 	      return error_mark_node;  in tsubst_decl()
6675 	if (type == error_mark_node)  in tsubst_decl()
6676 	  return error_mark_node;  in tsubst_decl()
6774 	  return error_mark_node;  in tsubst_decl()
6831 	if (type == error_mark_node)  in tsubst_decl()
6832 	  return error_mark_node;  in tsubst_decl()
6857 	    r = error_mark_node;  in tsubst_decl()
6960 	    if (type == error_mark_node)  in tsubst_decl()
6961 	      return error_mark_node;  in tsubst_decl()
6981 		return error_mark_node;  in tsubst_decl()
7072   if (remaining_arg_types == error_mark_node)  in tsubst_arg_types()
7073     return error_mark_node;  in tsubst_arg_types()
7076   if (type == error_mark_node)  in tsubst_arg_types()
7077     return error_mark_node;  in tsubst_arg_types()
7086       return error_mark_node;  in tsubst_arg_types()
7145   if (return_type == error_mark_node)  in tsubst_function_type()
7146     return error_mark_node;  in tsubst_function_type()
7161       return error_mark_node;  in tsubst_function_type()
7167   if (arg_types == error_mark_node)  in tsubst_function_type()
7168     return error_mark_node;  in tsubst_function_type()
7188 	  return error_mark_node;  in tsubst_function_type()
7224 	    if (spec == error_mark_node)  in tsubst_exception_specification()
7254   if (t == NULL_TREE || t == error_mark_node  in tsubst()
7278   if (type == error_mark_node)  in tsubst()
7279     return error_mark_node;  in tsubst()
7322 	    return error_mark_node;  in tsubst()
7336 	  return error_mark_node;  in tsubst()
7343 	    return error_mark_node;  in tsubst()
7379 	if (arg == error_mark_node)  in tsubst()
7380 	  return error_mark_node;  in tsubst()
7406 		if (argvec == error_mark_node)  in tsubst()
7407 		  return error_mark_node;  in tsubst()
7467 		    if (argvec == error_mark_node)  in tsubst()
7468 		      return error_mark_node;  in tsubst()
7498 	    if (purpose == error_mark_node)  in tsubst()
7499 	      return error_mark_node;  in tsubst()
7505 	    if (value == error_mark_node)  in tsubst()
7506 	      return error_mark_node;  in tsubst()
7512 	    if (chain == error_mark_node)  in tsubst()
7513 	      return error_mark_node;  in tsubst()
7576 	    return error_mark_node;  in tsubst()
7588 	if (r != error_mark_node)  in tsubst()
7597 	if (r == error_mark_node || !IS_AGGR_TYPE (r))  in tsubst()
7608 	    return error_mark_node;  in tsubst()
7614 	    return error_mark_node;  in tsubst()
7620 	    return error_mark_node;  in tsubst()
7649 	if (fntype == error_mark_node)  in tsubst()
7650 	  return error_mark_node;  in tsubst()
7655 	if (specs == error_mark_node)  in tsubst()
7656 	  return error_mark_node;  in tsubst()
7664 	if (domain == error_mark_node)  in tsubst()
7665 	  return error_mark_node;  in tsubst()
7687 	    return error_mark_node;  in tsubst()
7694 	    return error_mark_node;  in tsubst()
7707 	if (e1 == error_mark_node || e2 == error_mark_node)  in tsubst()
7708 	  return error_mark_node;  in tsubst()
7717 	if (e == error_mark_node)  in tsubst()
7718 	  return error_mark_node;  in tsubst()
7730 	if (ctx == error_mark_node || f == error_mark_node)  in tsubst()
7731 	  return error_mark_node;  in tsubst()
7737 	    return error_mark_node;  in tsubst()
7754 		return error_mark_node;  in tsubst()
7760 	if (f == error_mark_node)  in tsubst()
7789 	if (ctx == error_mark_node || name == error_mark_node)  in tsubst()
7790 	  return error_mark_node;  in tsubst()
7807 	if (e1 == error_mark_node || e2 == error_mark_node)  in tsubst()
7808 	  return error_mark_node;  in tsubst()
7817 	if (e1 == error_mark_node || e2 == error_mark_node)  in tsubst()
7818 	  return error_mark_node;  in tsubst()
7846       return error_mark_node;  in tsubst()
7973 	expr = error_mark_node;  in tsubst_qualified_id()
7985 	  return error_mark_node;  in tsubst_qualified_id()
7997   if (expr == error_mark_node || TREE_CODE (expr) == TREE_LIST)  in tsubst_qualified_id()
8003       return error_mark_node;  in tsubst_qualified_id()
8009   if (expr == error_mark_node && complain & tf_error)  in tsubst_qualified_id()
8042   if (t == NULL_TREE || t == error_mark_node)  in tsubst_copy()
8111 		  return error_mark_node;  in tsubst_copy()
8497   if (t == NULL_TREE || t == error_mark_node)  in tsubst_expr()
8554 	    if (decl == error_mark_node || TREE_CODE (decl) == TREE_LIST)  in tsubst_expr()
8563 	    if (decl != error_mark_node)  in tsubst_expr()
8763 	    if (decl != error_mark_node)  in tsubst_expr()
8902   if (t == NULL_TREE || t == error_mark_node)  in tsubst_copy_and_build()
8929 	  decl = error_mark_node;  in tsubst_copy_and_build()
9010 	    return error_mark_node;   in tsubst_copy_and_build()
9245 	    return error_mark_node;  in tsubst_copy_and_build()
9328 	if (member == error_mark_node)  in tsubst_copy_and_build()
9329 	  return error_mark_node;  in tsubst_copy_and_build()
9368 		return error_mark_node;  in tsubst_copy_and_build()
9384 	    return error_mark_node;  in tsubst_copy_and_build()
9405 	if (type == error_mark_node)  in tsubst_copy_and_build()
9406 	  return error_mark_node;  in tsubst_copy_and_build()
9577   if (tmpl == error_mark_node)  in instantiate_template()
9578     return error_mark_node;  in instantiate_template()
9590       if (spec == error_mark_node)  in instantiate_template()
9591 	return error_mark_node;  in instantiate_template()
9626     return error_mark_node;  in instantiate_template()
9647   if (fndecl == error_mark_node)  in instantiate_template()
9648     return error_mark_node;  in instantiate_template()
9740       if (explicit_targs == error_mark_node)  in fn_type_unification()
9748       if (converted_args == error_mark_node)  in fn_type_unification()
9762       if (fntype == error_mark_node)  in fn_type_unification()
9798 	== error_mark_node)  in fn_type_unification()
9947       if (arg == error_mark_node)  in type_unification_real()
9996 	  if (arg == error_mark_node)  in type_unification_real()
10026           if (TREE_VEC_ELT (tparms, i) == error_mark_node)  in type_unification_real()
10440   if (arg == error_mark_node)  in unify()
10492       if (tparm == error_mark_node)  in unify()
10559 		== error_mark_node)  in unify()
10606 	  if (arg == error_mark_node)  in unify()
10631       if (tparm == error_mark_node)  in unify()
11316       if (converted_args == error_mark_node)  in get_bindings()
11320       if (decl_type == error_mark_node)  in get_bindings()
11394   if (spec_args == error_mark_node  in get_class_bindings()
11468     return error_mark_node;  in most_specialized_instantiation()
11618       return error_mark_node;  in most_specialized_class()
11632   if (!decl || decl == error_mark_node)  in do_decl_instantiation()
12430 	DECL_INITIAL (decl) = error_mark_node;  in instantiate_pending_templates()
12825   if (type == error_mark_node)  in dependent_type_p()
13020   if (expression == error_mark_node)  in type_dependent_expression_p()
13185   if (args == error_mark_node)  in any_dependent_template_arguments_p()
13265   if (scope == error_mark_node || TREE_CODE (scope) == TYPENAME_TYPE)  in resolve_typename_type()
13266     return error_mark_node;  in resolve_typename_type()
13274     return error_mark_node;  in resolve_typename_type()
13289     type = error_mark_node;  in resolve_typename_type()
13306     type = error_mark_node;  in resolve_typename_type()
13308   if (type != error_mark_node && quals)  in resolve_typename_type()