Mercurial > hg > octave-nkf
annotate src/pt-idx.cc @ 12111:050b8c0e1531 release-3-2-x
correct previous patch
| author | Jaroslav Hajek <highegg@gmail.com> |
|---|---|
| date | Thu, 26 Nov 2009 14:39:55 +0100 |
| parents | c663c1a78c4a |
| children |
| rev | line source |
|---|---|
| 2980 | 1 /* |
| 2 | |
| 7017 | 3 Copyright (C) 1996, 1997, 1998, 2000, 2002, 2003, 2004, 2005, 2006, |
| 8920 | 4 2007, 2008, 2009 John W. Eaton |
| 2980 | 5 |
| 6 This file is part of Octave. | |
| 7 | |
| 8 Octave is free software; you can redistribute it and/or modify it | |
| 9 under the terms of the GNU General Public License as published by the | |
| 7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
| 11 option) any later version. | |
| 2980 | 12 |
| 13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 7016 | 19 along with Octave; see the file COPYING. If not, see |
| 20 <http://www.gnu.org/licenses/>. | |
| 2980 | 21 |
| 22 */ | |
| 23 | |
| 24 #ifdef HAVE_CONFIG_H | |
| 25 #include <config.h> | |
| 26 #endif | |
| 27 | |
| 3933 | 28 #include "Cell.h" |
| 2980 | 29 #include "error.h" |
| 3930 | 30 #include "oct-map.h" |
| 2980 | 31 #include "oct-obj.h" |
| 32 #include "oct-lvalue.h" | |
| 33 #include "ov.h" | |
| 3930 | 34 #include "pager.h" |
| 2982 | 35 #include "pt-arg-list.h" |
| 3930 | 36 #include "pt-bp.h" |
| 7336 | 37 #include "pt-id.h" |
| 2980 | 38 #include "pt-idx.h" |
| 39 #include "pt-walk.h" | |
| 3930 | 40 #include "utils.h" |
| 41 #include "variables.h" | |
|
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42 #include "gripes.h" |
| 2980 | 43 |
| 44 // Index expressions. | |
| 45 | |
| 5861 | 46 tree_index_expression::tree_index_expression (int l, int c) |
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47 : tree_expression (l, c), expr (0), args (0), type (), |
| 5861 | 48 arg_nm (), dyn_field () { } |
| 49 | |
| 3546 | 50 tree_index_expression::tree_index_expression (tree_expression *e, |
| 51 tree_argument_list *lst, | |
| 3933 | 52 int l, int c, char t) |
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53 : tree_expression (l, c), expr (e), args (0), type (), |
| 4131 | 54 arg_nm (), dyn_field () |
| 3933 | 55 { |
| 56 append (lst, t); | |
| 57 } | |
| 3215 | 58 |
| 3930 | 59 tree_index_expression::tree_index_expression (tree_expression *e, |
| 60 const std::string& n, | |
| 3944 | 61 int l, int c) |
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62 : tree_expression (l, c), expr (e), args (0), type (), |
| 4131 | 63 arg_nm (), dyn_field () |
| 3933 | 64 { |
| 65 append (n); | |
| 66 } | |
| 67 | |
| 4131 | 68 tree_index_expression::tree_index_expression (tree_expression *e, |
| 69 tree_expression *df, | |
| 70 int l, int c) | |
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71 : tree_expression (l, c), expr (e), args (0), type (), |
| 4131 | 72 arg_nm (), dyn_field () |
| 73 { | |
| 74 append (df); | |
| 75 } | |
| 76 | |
| 3933 | 77 void |
| 78 tree_index_expression::append (tree_argument_list *lst, char t) | |
| 79 { | |
| 4219 | 80 args.push_back (lst); |
| 3933 | 81 type.append (1, t); |
| 4219 | 82 arg_nm.push_back (lst ? lst->get_arg_names () : string_vector ()); |
| 83 dyn_field.push_back (static_cast<tree_expression *> (0)); | |
| 3933 | 84 } |
| 85 | |
| 86 void | |
| 87 tree_index_expression::append (const std::string& n) | |
| 88 { | |
| 4219 | 89 args.push_back (static_cast<tree_argument_list *> (0)); |
| 3933 | 90 type.append ("."); |
| 4219 | 91 arg_nm.push_back (n); |
| 92 dyn_field.push_back (static_cast<tree_expression *> (0)); | |
| 4131 | 93 } |
| 94 | |
| 95 void | |
| 96 tree_index_expression::append (tree_expression *df) | |
| 97 { | |
| 4219 | 98 args.push_back (static_cast<tree_argument_list *> (0)); |
| 4131 | 99 type.append ("."); |
| 4219 | 100 arg_nm.push_back (""); |
| 101 dyn_field.push_back (df); | |
| 3933 | 102 } |
| 3930 | 103 |
| 2980 | 104 tree_index_expression::~tree_index_expression (void) |
| 105 { | |
| 106 delete expr; | |
| 3933 | 107 |
| 108 while (! args.empty ()) | |
| 109 { | |
| 4219 | 110 std::list<tree_argument_list *>::iterator p = args.begin (); |
| 111 delete *p; | |
| 112 args.erase (p); | |
| 3933 | 113 } |
| 2980 | 114 } |
| 115 | |
| 5099 | 116 bool |
| 117 tree_index_expression::has_magic_end (void) const | |
| 118 { | |
| 119 for (std::list<tree_argument_list *>::const_iterator p = args.begin (); | |
| 120 p != args.end (); | |
| 121 p++) | |
| 122 { | |
| 123 tree_argument_list *elt = *p; | |
| 124 | |
| 125 if (elt && elt->has_magic_end ()) | |
| 126 return true; | |
| 127 } | |
| 128 | |
| 129 return false; | |
| 130 } | |
| 131 | |
| 2991 | 132 // This is useful for printing the name of the variable in an indexed |
| 133 // assignment. | |
| 134 | |
| 3536 | 135 std::string |
| 2991 | 136 tree_index_expression::name (void) const |
| 137 { | |
| 4131 | 138 return expr->name (); |
| 3933 | 139 } |
| 140 | |
| 141 static Cell | |
| 142 make_subs_cell (tree_argument_list *args, const string_vector& arg_nm) | |
| 143 { | |
| 144 Cell retval; | |
| 145 | |
| 146 octave_value_list arg_values; | |
| 147 | |
| 148 if (args) | |
| 149 arg_values = args->convert_to_const_vector (); | |
| 150 | |
| 151 if (! error_state) | |
| 152 { | |
| 153 int n = arg_values.length (); | |
| 154 | |
| 155 if (n > 0) | |
| 156 { | |
| 157 arg_values.stash_name_tags (arg_nm); | |
| 158 | |
| 4548 | 159 retval.resize (dim_vector (1, n)); |
| 3933 | 160 |
| 161 for (int i = 0; i < n; i++) | |
| 162 retval(0,i) = arg_values(i); | |
| 163 } | |
| 164 } | |
| 165 | |
| 166 return retval; | |
| 167 } | |
| 168 | |
| 169 static inline octave_value_list | |
| 4234 | 170 make_value_list (tree_argument_list *args, const string_vector& arg_nm, |
| 171 const octave_value *object) | |
| 3933 | 172 { |
| 173 octave_value_list retval; | |
| 174 | |
| 175 if (args) | |
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176 { |
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177 if (object && args->has_magic_end () && object->is_undefined ()) |
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178 gripe_invalid_inquiry_subscript (); |
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179 else |
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180 retval = args->convert_to_const_vector (object); |
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181 } |
| 3933 | 182 |
| 183 if (! error_state) | |
| 184 { | |
| 185 int n = retval.length (); | |
| 186 | |
| 187 if (n > 0) | |
| 188 retval.stash_name_tags (arg_nm); | |
| 189 } | |
| 190 | |
| 191 return retval; | |
| 192 } | |
| 193 | |
| 4131 | 194 std::string |
| 4219 | 195 tree_index_expression::get_struct_index |
| 196 (std::list<string_vector>::const_iterator p_arg_nm, | |
| 197 std::list<tree_expression *>::const_iterator p_dyn_field) const | |
| 4131 | 198 { |
| 4219 | 199 std::string fn = (*p_arg_nm)(0); |
| 4131 | 200 |
| 201 if (fn.empty ()) | |
| 202 { | |
| 4219 | 203 tree_expression *df = *p_dyn_field; |
| 4131 | 204 |
| 205 if (df) | |
| 206 { | |
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207 octave_value t = df->rvalue1 (); |
| 4131 | 208 |
| 209 if (! error_state) | |
| 4143 | 210 { |
| 211 fn = t.string_value (); | |
| 212 | |
| 213 if (! valid_identifier (fn)) | |
| 6811 | 214 ::error ("invalid structure field name `%s'", fn.c_str ()); |
| 4143 | 215 } |
| 4131 | 216 } |
| 217 else | |
| 218 panic_impossible (); | |
| 219 } | |
| 220 | |
| 221 return fn; | |
| 222 } | |
| 223 | |
| 3933 | 224 Octave_map |
| 225 tree_index_expression::make_arg_struct (void) const | |
| 226 { | |
| 4219 | 227 int n = args.size (); |
| 3933 | 228 |
| 7336 | 229 Cell type_field (n, 1); |
| 230 Cell subs_field (n, 1); | |
| 3933 | 231 |
| 4219 | 232 std::list<tree_argument_list *>::const_iterator p_args = args.begin (); |
| 233 std::list<string_vector>::const_iterator p_arg_nm = arg_nm.begin (); | |
| 234 std::list<tree_expression *>::const_iterator p_dyn_field = dyn_field.begin (); | |
| 3933 | 235 |
| 236 Octave_map m; | |
| 237 | |
| 238 for (int i = 0; i < n; i++) | |
| 239 { | |
| 240 switch (type[i]) | |
| 241 { | |
| 242 case '(': | |
| 7336 | 243 subs_field(i) = make_subs_cell (*p_args, *p_arg_nm); |
| 3933 | 244 break; |
| 245 | |
| 246 case '{': | |
| 7336 | 247 subs_field(i) = make_subs_cell (*p_args, *p_arg_nm); |
| 3933 | 248 break; |
| 249 | |
| 250 case '.': | |
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251 subs_field(i) = get_struct_index (p_arg_nm, p_dyn_field); |
| 3933 | 252 break; |
| 253 | |
| 254 default: | |
| 255 panic_impossible (); | |
| 256 } | |
| 257 | |
| 258 if (error_state) | |
| 259 return m; | |
| 260 | |
| 4219 | 261 p_args++; |
| 262 p_arg_nm++; | |
| 263 p_dyn_field++; | |
| 3933 | 264 } |
| 265 | |
| 7336 | 266 m.assign ("type", type_field); |
| 267 m.assign ("subs", subs_field); | |
| 3933 | 268 |
| 269 return m; | |
| 2991 | 270 } |
| 271 | |
| 2980 | 272 octave_value_list |
| 273 tree_index_expression::rvalue (int nargout) | |
| 274 { | |
| 275 octave_value_list retval; | |
| 276 | |
| 277 if (error_state) | |
| 278 return retval; | |
| 279 | |
| 7336 | 280 octave_value first_expr_val; |
| 281 | |
| 282 octave_value_list first_args; | |
| 283 | |
| 284 bool have_args = false; | |
| 285 | |
| 286 if (expr->is_identifier () && type[0] == '(') | |
| 287 { | |
| 288 tree_identifier *id = dynamic_cast<tree_identifier *> (expr); | |
| 289 | |
| 290 if (! (id->is_variable () || args.empty ())) | |
| 291 { | |
| 292 tree_argument_list *al = *(args.begin ()); | |
| 293 | |
| 294 size_t n = al ? al->length () : 0; | |
| 295 | |
| 296 if (n > 0) | |
| 297 { | |
| 298 string_vector anm = *(arg_nm.begin ()); | |
| 299 | |
| 300 first_expr_val = id->do_lookup (al, anm, first_args, have_args); | |
| 301 } | |
| 302 } | |
| 303 } | |
| 2980 | 304 |
| 305 if (! error_state) | |
| 306 { | |
| 7336 | 307 if (first_expr_val.is_undefined ()) |
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308 first_expr_val = expr->rvalue1 (); |
| 7336 | 309 |
| 310 octave_value tmp = first_expr_val; | |
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311 octave_idx_type tmpi = 0; |
| 7336 | 312 |
| 4219 | 313 std::list<octave_value_list> idx; |
| 3930 | 314 |
| 4219 | 315 int n = args.size (); |
| 3933 | 316 |
| 4219 | 317 std::list<tree_argument_list *>::iterator p_args = args.begin (); |
| 318 std::list<string_vector>::iterator p_arg_nm = arg_nm.begin (); | |
| 319 std::list<tree_expression *>::iterator p_dyn_field = dyn_field.begin (); | |
| 3930 | 320 |
| 3933 | 321 for (int i = 0; i < n; i++) |
| 322 { | |
| 4432 | 323 if (i > 0) |
| 324 { | |
| 325 tree_argument_list *al = *p_args; | |
| 326 | |
| 327 if (al && al->has_magic_end ()) | |
| 328 { | |
| 329 // We have an expression like | |
| 330 // | |
| 331 // x{end}.a(end) | |
| 332 // | |
| 333 // and we are looking at the argument list that | |
| 334 // contains the second (or third, etc.) "end" token, | |
| 335 // so we must evaluate everything up to the point of | |
| 7336 | 336 // that argument list so we can pass the appropriate |
| 4432 | 337 // value to the built-in __end__ function. |
| 338 | |
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339 const octave_value_list tmp_list |
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340 = tmp.subsref (type.substr (tmpi, i - tmpi), idx, nargout); |
| 4432 | 341 |
| 342 tmp = tmp_list(0); | |
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343 tmpi = i; |
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344 idx.clear (); |
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345 |
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346 if (tmp.is_cs_list ()) |
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347 gripe_indexed_cs_list (); |
| 4432 | 348 |
| 349 if (error_state) | |
| 350 break; | |
| 351 } | |
| 352 } | |
| 353 | |
| 3933 | 354 switch (type[i]) |
| 355 { | |
| 356 case '(': | |
| 7336 | 357 if (have_args) |
| 358 { | |
| 359 idx.push_back (first_args); | |
| 360 have_args = false; | |
| 361 } | |
| 362 else | |
| 363 idx.push_back (make_value_list (*p_args, *p_arg_nm, &tmp)); | |
| 3933 | 364 break; |
| 3930 | 365 |
| 3933 | 366 case '{': |
| 4234 | 367 idx.push_back (make_value_list (*p_args, *p_arg_nm, &tmp)); |
| 3933 | 368 break; |
| 2980 | 369 |
| 3933 | 370 case '.': |
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371 idx.push_back (octave_value (get_struct_index (p_arg_nm, p_dyn_field))); |
| 3933 | 372 break; |
| 3930 | 373 |
| 3933 | 374 default: |
| 375 panic_impossible (); | |
| 376 } | |
| 3930 | 377 |
| 3933 | 378 if (error_state) |
| 379 break; | |
| 380 | |
| 4219 | 381 p_args++; |
| 382 p_arg_nm++; | |
| 383 p_dyn_field++; | |
| 2980 | 384 } |
| 3933 | 385 |
| 386 if (! error_state) | |
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387 retval = tmp.subsref (type.substr (tmpi, n - tmpi), idx, nargout); |
| 2980 | 388 } |
| 389 | |
| 390 return retval; | |
| 391 } | |
| 392 | |
| 393 octave_value | |
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394 tree_index_expression::rvalue1 (int nargout) |
| 2980 | 395 { |
| 396 octave_value retval; | |
| 397 | |
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398 const octave_value_list tmp = rvalue (nargout); |
| 2980 | 399 |
| 400 if (! tmp.empty ()) | |
| 401 retval = tmp(0); | |
| 402 | |
| 403 return retval; | |
| 404 } | |
| 405 | |
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406 static octave_idx_type |
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407 get_numel (const octave_value& val, |
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408 const octave_value_list& idx) |
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409 { |
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410 octave_idx_type retval; |
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411 |
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412 octave_idx_type len = idx.length (); |
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413 |
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414 if (len == 0) |
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415 retval = val.numel (); |
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416 else |
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417 { |
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418 const dim_vector dv = val.dims ().redim (len); |
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419 retval = 1; |
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420 for (octave_idx_type i = 0; i < len; i++) |
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421 { |
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422 if (idx(i).is_magic_colon ()) |
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423 retval *= dv(i); |
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424 else |
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425 retval *= idx(i).numel (); |
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426 } |
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427 } |
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428 |
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429 return retval; |
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430 } |
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431 |
| 2980 | 432 octave_lvalue |
| 433 tree_index_expression::lvalue (void) | |
| 434 { | |
| 435 octave_lvalue retval; | |
| 436 | |
| 4219 | 437 std::list<octave_value_list> idx; |
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438 std::string tmp_type; |
| 3933 | 439 |
| 4219 | 440 int n = args.size (); |
| 3933 | 441 |
| 4219 | 442 std::list<tree_argument_list *>::iterator p_args = args.begin (); |
| 443 std::list<string_vector>::iterator p_arg_nm = arg_nm.begin (); | |
| 444 std::list<tree_expression *>::iterator p_dyn_field = dyn_field.begin (); | |
| 3933 | 445 |
| 4234 | 446 retval = expr->lvalue (); |
| 3933 | 447 |
| 2980 | 448 if (! error_state) |
| 449 { | |
| 4432 | 450 const octave_value *tro = retval.object (); |
| 451 | |
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452 octave_value tmp; |
| 4432 | 453 |
| 454 if (tro) | |
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455 tmp = *tro; |
| 4432 | 456 |
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457 octave_idx_type tmpi = 0; |
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458 std::list<octave_value_list> tmpidx; |
| 4234 | 459 |
| 460 for (int i = 0; i < n; i++) | |
| 461 { | |
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462 if (retval.numel () != 1) |
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463 gripe_indexed_cs_list (); |
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464 else if (tmpi < i) |
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465 { |
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466 tmp = tmp.subsref (type.substr (tmpi, i - tmpi), tmpidx, true); |
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467 tmpidx.clear (); |
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468 } |
| 4432 | 469 |
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470 if (error_state) |
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471 break; |
| 4432 | 472 |
| 4234 | 473 switch (type[i]) |
| 474 { | |
| 475 case '(': | |
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476 { |
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477 octave_value_list tidx |
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478 = make_value_list (*p_args, *p_arg_nm, &tmp); |
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479 |
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480 idx.push_back (tidx); |
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481 |
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482 if (i < n - 1) |
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483 { |
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484 if (type[i+1] == '.') |
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485 { |
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486 tmpidx.push_back (tidx); |
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487 tmpi = i+1; |
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488 } |
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489 else |
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490 error ("() must be followed by . or close the index chain"); |
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491 } |
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492 } |
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493 break; |
| 4234 | 494 |
| 495 case '{': | |
| 5846 | 496 { |
| 497 octave_value_list tidx | |
| 498 = make_value_list (*p_args, *p_arg_nm, &tmp); | |
| 499 | |
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500 if (tmp.is_undefined ()) |
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501 { |
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502 if (tidx.has_magic_colon ()) |
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503 gripe_invalid_inquiry_subscript (); |
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504 else |
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505 tmp = Cell (); |
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506 } |
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507 else if (tmp.is_zero_by_zero () |
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508 && (tmp.is_matrix_type () || tmp.is_string ())) |
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509 { |
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510 tmp = Cell (); |
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511 } |
| 5846 | 512 |
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513 retval.numel (get_numel (tmp, tidx)); |
| 5846 | 514 |
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515 if (error_state) |
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516 break; |
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517 |
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518 idx.push_back (tidx); |
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519 tmpidx.push_back (tidx); |
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520 tmpi = i; |
| 5846 | 521 } |
| 4234 | 522 break; |
| 523 | |
| 524 case '.': | |
| 525 { | |
| 6833 | 526 octave_value tidx = get_struct_index (p_arg_nm, p_dyn_field); |
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527 if (error_state) |
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528 break; |
| 6833 | 529 |
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530 bool autoconv = (tmp.is_zero_by_zero () |
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531 && (tmp.is_matrix_type () || tmp.is_string () |
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532 || tmp.is_cell ())); |
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533 |
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534 if (i > 0 && type [i-1] == '(') |
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535 { |
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536 octave_value_list pidx = idx.back (); |
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537 |
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538 if (tmp.is_undefined ()) |
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539 { |
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540 if (pidx.has_magic_colon ()) |
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541 gripe_invalid_inquiry_subscript (); |
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542 else |
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543 tmp = Octave_map (); |
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544 } |
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545 else if (autoconv) |
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546 tmp = Octave_map (); |
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547 |
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548 retval.numel (get_numel (tmp, pidx)); |
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549 |
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550 tmpi = i-1; |
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551 tmpidx.push_back (tidx); |
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552 } |
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553 else |
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554 { |
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555 if (tmp.is_undefined () || autoconv) |
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556 { |
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557 tmpi = i+1; |
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558 tmp = octave_value (); |
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559 } |
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560 else |
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561 { |
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562 retval.numel (get_numel (tmp, octave_value_list ())); |
| 7099 | 563 |
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564 tmpi = i; |
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565 tmpidx.push_back (tidx); |
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566 } |
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567 } |
| 7057 | 568 |
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569 if (error_state) |
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570 break; |
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571 |
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572 idx.push_back (tidx); |
| 4234 | 573 } |
| 574 break; | |
| 575 | |
| 576 default: | |
| 577 panic_impossible (); | |
| 578 } | |
| 579 | |
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580 if (idx.back ().empty ()) |
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581 error ("invalid empty index list"); |
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582 |
| 4234 | 583 if (error_state) |
| 584 break; | |
| 585 | |
| 586 p_args++; | |
| 587 p_arg_nm++; | |
| 588 p_dyn_field++; | |
| 589 } | |
| 3930 | 590 |
| 3933 | 591 if (! error_state) |
| 592 retval.set_index (type, idx); | |
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593 |
| 2980 | 594 } |
| 595 | |
| 596 return retval; | |
| 597 } | |
| 598 | |
| 7099 | 599 /* |
| 600 %!test | |
| 601 %! x = {1, 2, 3}; | |
| 602 %! [x{:}] = deal (4, 5, 6); | |
| 603 %! assert (x, {4, 5, 6}); | |
| 604 | |
| 605 %!test | |
| 606 %! [x.a, x.b.c] = deal (1, 2); | |
| 607 %! assert (x.a == 1 && x.b.c == 2); | |
| 608 | |
| 609 %!test | |
| 610 %! [x.a, x(2).b] = deal (1, 2); | |
| 611 %! assert (x(1).a == 1 && isempty (x(2).a) && isempty (x(1).b) && x(2).b == 2); | |
| 612 | |
| 613 %!test | |
| 614 %! x = struct (zeros (0, 1), {"a", "b"}); | |
| 615 %! x(2).b = 1; | |
| 616 %! assert (x(2).b == 1); | |
| 617 | |
| 618 %!test | |
| 619 %! x = struct (zeros (0, 1), {"a", "b"}); | |
| 620 %! x(2).b = 1; | |
| 621 %! assert (x(2).b == 1); | |
| 622 */ | |
| 623 | |
| 5861 | 624 tree_index_expression * |
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625 tree_index_expression::dup (symbol_table::scope_id scope, |
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626 symbol_table::context_id context) const |
| 5861 | 627 { |
| 628 tree_index_expression *new_idx_expr | |
| 629 = new tree_index_expression (line (), column ()); | |
| 630 | |
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631 new_idx_expr->expr = expr ? expr->dup (scope, context) : 0; |
| 5861 | 632 |
| 633 std::list<tree_argument_list *> new_args; | |
| 634 | |
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635 for (std::list<tree_argument_list *>::const_iterator p = args.begin (); |
| 5861 | 636 p != args.end (); |
| 637 p++) | |
| 638 { | |
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639 const tree_argument_list *elt = *p; |
| 5861 | 640 |
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641 new_args.push_back (elt ? elt->dup (scope, context) : 0); |
| 5861 | 642 } |
| 643 | |
| 644 new_idx_expr->args = new_args; | |
| 645 | |
| 646 new_idx_expr->type = type; | |
| 647 | |
| 648 new_idx_expr->arg_nm = arg_nm; | |
| 649 | |
| 650 std::list<tree_expression *> new_dyn_field; | |
| 651 | |
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652 for (std::list<tree_expression *>::const_iterator p = dyn_field.begin (); |
| 5861 | 653 p != dyn_field.end (); |
| 654 p++) | |
| 655 { | |
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656 const tree_expression *elt = *p; |
| 5861 | 657 |
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658 new_dyn_field.push_back (elt ? elt->dup (scope, context) : 0); |
| 5861 | 659 } |
| 660 | |
| 661 new_idx_expr->dyn_field = new_dyn_field; | |
| 662 | |
| 663 new_idx_expr->copy_base (*this); | |
| 664 | |
| 665 return new_idx_expr; | |
| 666 } | |
| 667 | |
| 2980 | 668 void |
| 669 tree_index_expression::accept (tree_walker& tw) | |
| 670 { | |
| 671 tw.visit_index_expression (*this); | |
| 672 } | |
| 673 | |
| 674 /* | |
| 675 ;;; Local Variables: *** | |
| 676 ;;; mode: C++ *** | |
| 677 ;;; End: *** | |
| 678 */ |