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annotate src/pt-misc.cc @ 8913:35cd375d4bb3

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make tree::dup functions const
author John W. Eaton <jwe@octave.org>
date Thu, 05 Mar 2009 13:50:25 -0500
parents 73c4516fae10
children eb63fbe60fab
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1 /*
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2
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3 Copyright (C) 1994, 1995, 1996, 1997, 1999, 2000, 2002, 2003, 2004,
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4 2005, 2006, 2007 John W. Eaton
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5
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6 This file is part of Octave.
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7
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8 Octave is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 3 of the License, or (at your
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11 option) any later version.
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12
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13 Octave is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with Octave; see the file COPYING. If not, see
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20 <http://www.gnu.org/licenses/>.
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21
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22 */
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23
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24 #ifdef HAVE_CONFIG_H
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25 #include <config.h>
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26 #endif
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27
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28 #include "Cell.h"
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29
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30 #include "defun.h"
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31 #include "error.h"
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32 #include "ov.h"
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33 #include "oct-lvalue.h"
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34 #include "pt-id.h"
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35 #include "pt-idx.h"
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36 #include "pt-misc.h"
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37 #include "pt-walk.h"
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38 #include "utils.h"
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39
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40 // Parameter lists.
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41
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42 tree_parameter_list::~tree_parameter_list (void)
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43 {
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44 while (! empty ())
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45 {
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46 iterator p = begin ();
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47 delete *p;
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48 erase (p);
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49 }
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50 }
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51
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52 void
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53 tree_parameter_list::mark_as_formal_parameters (void)
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54 {
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55 for (iterator p = begin (); p != end (); p++)
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56 {
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57 tree_decl_elt *elt = *p;
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58 elt->mark_as_formal_parameter ();
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59 }
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60 }
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61
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62 bool
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63 tree_parameter_list::validate (in_or_out type)
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64 {
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65 bool retval = true;
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66
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67 std::set<std::string> dict;
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68
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69 for (iterator p = begin (); p != end (); p++)
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70 {
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71 tree_decl_elt *elt = *p;
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72
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73 tree_identifier *id = elt->ident ();
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74
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75 if (id)
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76 {
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77 std::string name = id->name ();
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78
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79 if (dict.find (name) != dict.end ())
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80 {
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81 retval = false;
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82 error ("`%s' appears more than once in parameter list",
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83 name.c_str ());
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84 break;
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85 }
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86 else
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87 dict.insert (name);
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88 }
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89 }
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90
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91 if (! error_state)
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92 {
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93 std::string va_type = (type == in ? "varargin" : "varargout");
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94
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95 size_t len = length ();
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96
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97 if (len > 0)
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98 {
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99 tree_decl_elt *elt = back ();
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100
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101 tree_identifier *id = elt->ident ();
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102
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103 if (id && id->name () == va_type)
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104 {
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105 if (len == 1)
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106 mark_varargs_only ();
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107 else
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108 mark_varargs ();
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109
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110 iterator p = end ();
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111 --p;
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112 delete *p;
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113 erase (p);
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114 }
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115 }
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116 }
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117
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118 return retval;
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119 }
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120
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121 void
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122 tree_parameter_list::initialize_undefined_elements (const std::string& warnfor,
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123 int nargout,
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124 const octave_value& val)
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125 {
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126 bool warned = false;
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127
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128 int count = 0;
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129
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130 for (iterator p = begin (); p != end (); p++)
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131 {
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132 if (++count > nargout)
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133 break;
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134
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135 tree_decl_elt *elt = *p;
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136
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137 if (! elt->is_variable ())
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138 {
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139 if (! warned)
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140 {
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141 warned = true;
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142
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143 warning_with_id
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144 ("Octave:undefined-return-values",
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145 "%s: some elements in list of return values are undefined",
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146 warnfor.c_str ());
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147 }
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148
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149 octave_lvalue tmp = elt->lvalue ();
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150
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151 tmp.assign (octave_value::op_asn_eq, val);
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152 }
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153 }
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154 }
51fd9e40a7f7 [project @ 1995-02-03 21:57:34 by jwe]
jwe
parents: 1063
diff changeset
155
51fd9e40a7f7 [project @ 1995-02-03 21:57:34 by jwe]
jwe
parents: 1063
diff changeset
156 void
2086
bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe]
jwe
parents: 1996
diff changeset
157 tree_parameter_list::define_from_arg_vector (const octave_value_list& args)
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
158 {
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 672
diff changeset
159 int nargin = args.length ();
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 672
diff changeset
160
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 672
diff changeset
161 int expected_nargin = length ();
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
162
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
163 iterator p = begin ();
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
164
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 672
diff changeset
165 for (int i = 0; i < expected_nargin; i++)
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
166 {
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
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parents: 5861
diff changeset
167 tree_decl_elt *elt = *p++;
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
168
2979
a3556d2adec9 [project @ 1997-05-15 22:35:37 by jwe]
jwe
parents: 2973
diff changeset
169 octave_lvalue ref = elt->lvalue ();
2959
5d1b71cd39f7 [project @ 1997-05-11 22:53:12 by jwe]
jwe
parents: 2956
diff changeset
170
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
171 if (i < nargin)
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
172 {
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 584
diff changeset
173 if (args(i).is_defined () && args(i).is_magic_colon ())
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
174 {
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
175 if (! elt->eval ())
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
176 {
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
177 ::error ("no default value for argument %d\n", i+1);
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
178 return;
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
179 }
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
180 }
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
181 else
8150
283989f2da9b make null assignment matlab compatible
Jaroslav Hajek <highegg@gmail.com>
parents: 7767
diff changeset
182 ref.define (args(i));
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
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parents:
diff changeset
183 }
2891
1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe]
jwe
parents: 2878
diff changeset
184 else
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
185 elt->eval ();
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
186 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
187 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
188
3239
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
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parents: 2982
diff changeset
189 void
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
190 tree_parameter_list::undefine (void)
3239
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
191 {
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
192 int len = length ();
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
193
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
194 iterator p = begin ();
3239
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
195
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
196 for (int i = 0; i < len; i++)
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
197 {
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
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parents: 5861
diff changeset
198 tree_decl_elt *elt = *p++;
3239
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
199
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
200 octave_lvalue ref = elt->lvalue ();
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
201
3538
0ff7323dab8b [project @ 2000-02-02 12:36:25 by jwe]
jwe
parents: 3239
diff changeset
202 ref.assign (octave_value::op_asn_eq, octave_value ());
3239
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
203 }
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
204 }
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
205
2086
bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe]
jwe
parents: 1996
diff changeset
206 octave_value_list
5848
415ae81d331b [project @ 2006-06-08 20:37:29 by jwe]
jwe
parents: 5781
diff changeset
207 tree_parameter_list::convert_to_const_vector (const Cell& varargout)
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
208 {
5848
415ae81d331b [project @ 2006-06-08 20:37:29 by jwe]
jwe
parents: 5781
diff changeset
209 octave_idx_type vlen = varargout.numel ();
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
210
5848
415ae81d331b [project @ 2006-06-08 20:37:29 by jwe]
jwe
parents: 5781
diff changeset
211 int nout = length () + vlen;
723
1c072f20b522 [project @ 1994-09-21 16:00:10 by jwe]
jwe
parents: 712
diff changeset
212
5848
415ae81d331b [project @ 2006-06-08 20:37:29 by jwe]
jwe
parents: 5781
diff changeset
213 octave_value_list retval (nout, octave_value ());
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
214
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
215 int i = 0;
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
216
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
217 for (iterator p = begin (); p != end (); p++)
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
218 {
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
219 tree_decl_elt *elt = *p;
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
220
8658
73c4516fae10 New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents: 8150
diff changeset
221 retval(i++) = elt->is_defined () ? elt->rvalue1 () : octave_value ();
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
222 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
223
5848
415ae81d331b [project @ 2006-06-08 20:37:29 by jwe]
jwe
parents: 5781
diff changeset
224 for (octave_idx_type j = 0; j < vlen; j++)
415ae81d331b [project @ 2006-06-08 20:37:29 by jwe]
jwe
parents: 5781
diff changeset
225 retval(i++) = varargout(j);
723
1c072f20b522 [project @ 1994-09-21 16:00:10 by jwe]
jwe
parents: 712
diff changeset
226
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
227 return retval;
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
228 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
229
1827
effa9400766f [project @ 1996-02-02 14:07:51 by jwe]
jwe
parents: 1742
diff changeset
230 bool
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
231 tree_parameter_list::is_defined (void)
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
232 {
1827
effa9400766f [project @ 1996-02-02 14:07:51 by jwe]
jwe
parents: 1742
diff changeset
233 bool status = true;
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
234
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
235 for (iterator p = begin (); p != end (); p++)
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
236 {
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
237 tree_decl_elt *elt = *p;
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
238
7336
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe]
jwe
parents: 7017
diff changeset
239 if (! elt->is_variable ())
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
240 {
1827
effa9400766f [project @ 1996-02-02 14:07:51 by jwe]
jwe
parents: 1742
diff changeset
241 status = false;
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
242 break;
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
243 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
244 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
245
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
246 return status;
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
247 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
248
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
249 tree_parameter_list *
7767
71f068b22fcc scope and context fixes for function handles
John W. Eaton <jwe@octave.org>
parents: 7587
diff changeset
250 tree_parameter_list::dup (symbol_table::scope_id scope,
8913
35cd375d4bb3 make tree::dup functions const
John W. Eaton <jwe@octave.org>
parents: 8658
diff changeset
251 symbol_table::context_id context) const
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
252 {
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
253 tree_parameter_list *new_list = new tree_parameter_list ();
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
254
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
255 if (takes_varargs ())
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
256 new_list->mark_varargs ();
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
257
8913
35cd375d4bb3 make tree::dup functions const
John W. Eaton <jwe@octave.org>
parents: 8658
diff changeset
258 for (const_iterator p = begin (); p != end (); p++)
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
259 {
8913
35cd375d4bb3 make tree::dup functions const
John W. Eaton <jwe@octave.org>
parents: 8658
diff changeset
260 const tree_decl_elt *elt = *p;
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
261
7767
71f068b22fcc scope and context fixes for function handles
John W. Eaton <jwe@octave.org>
parents: 7587
diff changeset
262 new_list->append (elt->dup (scope, context));
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
263 }
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
264
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
265 return new_list;
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
266 }
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
267
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
268 void
2124
97a566037a75 [project @ 1996-05-12 07:16:36 by jwe]
jwe
parents: 2095
diff changeset
269 tree_parameter_list::accept (tree_walker& tw)
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
270 {
2124
97a566037a75 [project @ 1996-05-12 07:16:36 by jwe]
jwe
parents: 2095
diff changeset
271 tw.visit_parameter_list (*this);
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
272 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
273
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
274 // Return lists.
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
275
1742
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
276 tree_return_list::~tree_return_list (void)
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
277 {
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
278 while (! empty ())
1742
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
279 {
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
280 iterator p = begin ();
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
281 delete *p;
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
282 erase (p);
1742
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
283 }
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
284 }
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
285
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
286 tree_return_list *
7767
71f068b22fcc scope and context fixes for function handles
John W. Eaton <jwe@octave.org>
parents: 7587
diff changeset
287 tree_return_list::dup (symbol_table::scope_id scope,
8913
35cd375d4bb3 make tree::dup functions const
John W. Eaton <jwe@octave.org>
parents: 8658
diff changeset
288 symbol_table::context_id context) const
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
289 {
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
290 tree_return_list *new_list = new tree_return_list ();
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
291
8913
35cd375d4bb3 make tree::dup functions const
John W. Eaton <jwe@octave.org>
parents: 8658
diff changeset
292 for (const_iterator p = begin (); p != end (); p++)
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
293 {
8913
35cd375d4bb3 make tree::dup functions const
John W. Eaton <jwe@octave.org>
parents: 8658
diff changeset
294 const tree_index_expression *elt = *p;
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
295
7767
71f068b22fcc scope and context fixes for function handles
John W. Eaton <jwe@octave.org>
parents: 7587
diff changeset
296 new_list->append (elt->dup (scope, context));
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
297 }
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
298
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
299 return new_list;
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
300 }
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
301
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
302 void
2124
97a566037a75 [project @ 1996-05-12 07:16:36 by jwe]
jwe
parents: 2095
diff changeset
303 tree_return_list::accept (tree_walker& tw)
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
304 {
2124
97a566037a75 [project @ 1996-05-12 07:16:36 by jwe]
jwe
parents: 2095
diff changeset
305 tw.visit_return_list (*this);
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
306 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
307
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
308 /*
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
309 ;;; Local Variables: ***
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
310 ;;; mode: C++ ***
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
311 ;;; End: ***
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
312 */