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ad321293 MM |
1 | /* Perform the semantic phase of parsing, i.e., the process of |
2 | building tree structure, checking semantic consistency, and | |
3 | building RTL. These routines are used both during actual parsing | |
4 | and during the instantiation of template functions. | |
5 | ||
6 | Copyright (C) 1998 Free Software Foundation, Inc. | |
7 | Written by Mark Mitchell (mmitchell@usa.net) based on code found | |
8 | formerly in parse.y and pt.c. | |
9 | ||
10 | This file is part of GNU CC. | |
11 | ||
12 | GNU CC is free software; you can redistribute it and/or modify it | |
13 | under the terms of the GNU General Public License as published by | |
14 | the Free Software Foundation; either version 2, or (at your option) | |
15 | any later version. | |
16 | ||
17 | GNU CC is distributed in the hope that it will be useful, but | |
18 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
20 | General Public License for more details. | |
21 | ||
22 | You should have received a copy of the GNU General Public License | |
23 | along with GNU CC; see the file COPYING. If not, write to the Free | |
24 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
25 | 02111-1307, USA. */ | |
26 | ||
27 | #include "config.h" | |
8d052bc7 | 28 | #include "system.h" |
ad321293 MM |
29 | #include "tree.h" |
30 | #include "cp-tree.h" | |
31 | #include "except.h" | |
32 | #include "lex.h" | |
12027a89 | 33 | #include "toplev.h" |
ad321293 MM |
34 | |
35 | /* There routines provide a modular interface to perform many parsing | |
36 | operations. They may therefore be used during actual parsing, or | |
37 | during template instantiation, which may be regarded as a | |
38 | degenerate form of parsing. Since the current g++ parser is | |
39 | lacking in several respects, and will be reimplemented, we are | |
40 | attempting to move most code that is not directly related to | |
41 | parsing into this file; that will make implementing the new parser | |
42 | much easier since it will be able to make use of these routines. */ | |
43 | ||
44 | /* When parsing a template, LAST_TREE contains the last statement | |
45 | parsed. These are chained together through the TREE_CHAIN field, | |
46 | but often need to be re-organized since the parse is performed | |
47 | bottom-up. This macro makes LAST_TREE the indicated SUBSTMT of | |
48 | STMT. */ | |
49 | ||
50 | #define RECHAIN_STMTS(stmt, substmt, last) \ | |
51 | do { \ | |
52 | substmt = last; \ | |
53 | TREE_CHAIN (stmt) = NULL_TREE; \ | |
54 | last_tree = stmt; \ | |
55 | } while (0) | |
56 | ||
57 | #define RECHAIN_STMTS_FROM_LAST(stmt, substmt) \ | |
58 | RECHAIN_STMTS (stmt, substmt, last_tree) | |
59 | ||
60 | #define RECHAIN_STMTS_FROM_CHAIN(stmt, substmt) \ | |
61 | RECHAIN_STMTS (stmt, substmt, TREE_CHAIN (stmt)) | |
62 | ||
63 | /* Finish an expression-statement, whose EXPRESSION is as indicated. */ | |
64 | ||
65 | void | |
66 | finish_expr_stmt (expr) | |
67 | tree expr; | |
68 | { | |
ce4a0391 | 69 | if (expr != NULL_TREE) |
ad321293 | 70 | { |
ce4a0391 MM |
71 | if (!processing_template_decl) |
72 | { | |
73 | emit_line_note (input_filename, lineno); | |
74 | /* Do default conversion if safe and possibly important, | |
75 | in case within ({...}). */ | |
76 | if ((TREE_CODE (TREE_TYPE (expr)) == ARRAY_TYPE | |
77 | && lvalue_p (expr)) | |
78 | || TREE_CODE (TREE_TYPE (expr)) == FUNCTION_TYPE) | |
79 | expr = default_conversion (expr); | |
80 | } | |
81 | ||
82 | cplus_expand_expr_stmt (expr); | |
83 | clear_momentary (); | |
ad321293 | 84 | } |
ce4a0391 | 85 | |
ad321293 MM |
86 | finish_stmt (); |
87 | } | |
88 | ||
89 | /* Begin an if-statement. Returns a newly created IF_STMT if | |
90 | appropriate. */ | |
91 | ||
92 | tree | |
93 | begin_if_stmt () | |
94 | { | |
95 | tree r; | |
96 | ||
97 | if (processing_template_decl) | |
98 | { | |
99 | r = build_min_nt (IF_STMT, NULL_TREE, NULL_TREE, NULL_TREE); | |
100 | add_tree (r); | |
101 | } | |
102 | else | |
103 | r = NULL_TREE; | |
104 | ||
105 | do_pushlevel (); | |
106 | ||
107 | return r; | |
108 | } | |
109 | ||
110 | /* Process the COND of an if-statement, which may be given by | |
111 | IF_STMT. */ | |
112 | ||
113 | void | |
114 | finish_if_stmt_cond (cond, if_stmt) | |
115 | tree cond; | |
116 | tree if_stmt; | |
117 | { | |
118 | if (processing_template_decl) | |
119 | { | |
120 | if (last_tree != if_stmt) | |
121 | RECHAIN_STMTS_FROM_LAST (if_stmt, IF_COND (if_stmt)); | |
122 | else | |
123 | IF_COND (if_stmt) = cond; | |
124 | } | |
125 | else | |
126 | { | |
127 | emit_line_note (input_filename, lineno); | |
128 | expand_start_cond (condition_conversion (cond), 0); | |
129 | } | |
130 | } | |
131 | ||
132 | /* Finish the then-clause of an if-statement, which may be given by | |
133 | IF_STMT. */ | |
134 | ||
135 | tree | |
136 | finish_then_clause (if_stmt) | |
137 | tree if_stmt; | |
138 | { | |
139 | if (processing_template_decl) | |
140 | { | |
141 | RECHAIN_STMTS_FROM_CHAIN (if_stmt, | |
142 | THEN_CLAUSE (if_stmt)); | |
143 | last_tree = if_stmt; | |
144 | return if_stmt; | |
145 | } | |
146 | else | |
147 | return NULL_TREE; | |
148 | } | |
149 | ||
150 | /* Begin the else-clause of an if-statement. */ | |
151 | ||
152 | void | |
153 | begin_else_clause () | |
154 | { | |
155 | if (!processing_template_decl) | |
156 | expand_start_else (); | |
157 | } | |
158 | ||
159 | /* Finish the else-clause of an if-statement, which may be given by | |
160 | IF_STMT. */ | |
161 | ||
162 | void | |
163 | finish_else_clause (if_stmt) | |
164 | tree if_stmt; | |
165 | { | |
166 | if (processing_template_decl) | |
167 | RECHAIN_STMTS_FROM_CHAIN (if_stmt, ELSE_CLAUSE (if_stmt)); | |
168 | } | |
169 | ||
170 | /* Finsh an if-statement. */ | |
171 | ||
172 | void | |
173 | finish_if_stmt () | |
174 | { | |
175 | if (!processing_template_decl) | |
176 | expand_end_cond (); | |
177 | ||
178 | do_poplevel (); | |
179 | finish_stmt (); | |
180 | } | |
181 | ||
182 | /* Begin a while-statement. Returns a newly created WHILE_STMT if | |
183 | appropriate. */ | |
184 | ||
185 | tree | |
186 | begin_while_stmt () | |
187 | { | |
188 | tree r; | |
189 | ||
190 | if (processing_template_decl) | |
191 | { | |
192 | r = build_min_nt (WHILE_STMT, NULL_TREE, NULL_TREE); | |
193 | add_tree (r); | |
194 | } | |
195 | else | |
196 | { | |
197 | emit_nop (); | |
198 | emit_line_note (input_filename, lineno); | |
199 | expand_start_loop (1); | |
200 | r = NULL_TREE; | |
201 | } | |
202 | ||
203 | do_pushlevel (); | |
204 | ||
205 | return r; | |
206 | } | |
207 | ||
208 | /* Process the COND of an if-statement, which may be given by | |
209 | WHILE_STMT. */ | |
210 | ||
211 | void | |
212 | finish_while_stmt_cond (cond, while_stmt) | |
213 | tree cond; | |
214 | tree while_stmt; | |
215 | { | |
216 | if (processing_template_decl) | |
217 | { | |
218 | if (last_tree != while_stmt) | |
219 | RECHAIN_STMTS_FROM_LAST (while_stmt, | |
220 | WHILE_COND (while_stmt)); | |
221 | else | |
222 | TREE_OPERAND (while_stmt, 0) = cond; | |
223 | } | |
224 | else | |
225 | { | |
226 | emit_line_note (input_filename, lineno); | |
227 | expand_exit_loop_if_false (0, condition_conversion (cond)); | |
228 | } | |
229 | ||
230 | /* If COND wasn't a declaration, clear out the | |
231 | block we made for it and start a new one here so the | |
232 | optimization in expand_end_loop will work. */ | |
233 | if (getdecls () == NULL_TREE) | |
234 | { | |
235 | do_poplevel (); | |
236 | do_pushlevel (); | |
237 | } | |
238 | } | |
239 | ||
240 | /* Finish a while-statement, which may be given by WHILE_STMT. */ | |
241 | ||
242 | void | |
243 | finish_while_stmt (while_stmt) | |
244 | tree while_stmt; | |
245 | { | |
246 | do_poplevel (); | |
247 | ||
248 | if (processing_template_decl) | |
249 | RECHAIN_STMTS_FROM_CHAIN (while_stmt, WHILE_BODY (while_stmt)); | |
250 | else | |
251 | expand_end_loop (); | |
252 | finish_stmt (); | |
253 | } | |
254 | ||
255 | /* Begin a do-statement. Returns a newly created DO_STMT if | |
256 | appropriate. */ | |
257 | ||
258 | tree | |
259 | begin_do_stmt () | |
260 | { | |
261 | if (processing_template_decl) | |
262 | { | |
263 | tree r = build_min_nt (DO_STMT, NULL_TREE, NULL_TREE); | |
264 | add_tree (r); | |
265 | return r; | |
266 | } | |
267 | else | |
268 | { | |
269 | emit_nop (); | |
270 | emit_line_note (input_filename, lineno); | |
271 | expand_start_loop_continue_elsewhere (1); | |
272 | return NULL_TREE; | |
273 | } | |
274 | } | |
275 | ||
276 | /* Finish the body of a do-statement, which may be given by DO_STMT. */ | |
277 | ||
278 | void | |
279 | finish_do_body (do_stmt) | |
280 | tree do_stmt; | |
281 | { | |
282 | if (processing_template_decl) | |
283 | RECHAIN_STMTS_FROM_CHAIN (do_stmt, DO_BODY (do_stmt)); | |
284 | else | |
285 | expand_loop_continue_here (); | |
286 | } | |
287 | ||
288 | /* Finish a do-statement, which may be given by DO_STMT, and whose | |
289 | COND is as indicated. */ | |
290 | ||
291 | void | |
292 | finish_do_stmt (cond, do_stmt) | |
293 | tree cond; | |
294 | tree do_stmt; | |
295 | { | |
296 | if (processing_template_decl) | |
297 | DO_COND (do_stmt) = cond; | |
298 | else | |
299 | { | |
300 | emit_line_note (input_filename, lineno); | |
301 | expand_exit_loop_if_false (0, condition_conversion (cond)); | |
302 | expand_end_loop (); | |
303 | } | |
304 | ||
305 | clear_momentary (); | |
306 | finish_stmt (); | |
307 | } | |
308 | ||
309 | /* Finish a return-statement. The EXPRESSION returned, if any, is as | |
310 | indicated. */ | |
311 | ||
312 | void | |
313 | finish_return_stmt (expr) | |
314 | tree expr; | |
315 | { | |
316 | emit_line_note (input_filename, lineno); | |
317 | c_expand_return (expr); | |
318 | finish_stmt (); | |
319 | } | |
320 | ||
321 | /* Begin a for-statement. Returns a new FOR_STMT if appropriate. */ | |
322 | ||
323 | tree | |
324 | begin_for_stmt () | |
325 | { | |
326 | tree r; | |
327 | ||
328 | if (processing_template_decl) | |
329 | { | |
330 | r = build_min_nt (FOR_STMT, NULL_TREE, NULL_TREE, | |
331 | NULL_TREE, NULL_TREE); | |
332 | add_tree (r); | |
333 | } | |
334 | else | |
335 | r = NULL_TREE; | |
336 | ||
337 | if (flag_new_for_scope > 0) | |
338 | { | |
339 | do_pushlevel (); | |
340 | note_level_for_for (); | |
341 | } | |
342 | ||
343 | return r; | |
344 | } | |
345 | ||
346 | /* Finish the for-init-statement of a for-statement, which may be | |
347 | given by FOR_STMT. */ | |
348 | ||
349 | void | |
350 | finish_for_init_stmt (for_stmt) | |
351 | tree for_stmt; | |
352 | { | |
353 | if (processing_template_decl) | |
354 | { | |
355 | if (last_tree != for_stmt) | |
356 | RECHAIN_STMTS_FROM_CHAIN (for_stmt, FOR_INIT_STMT (for_stmt)); | |
357 | } | |
358 | else | |
359 | { | |
360 | emit_nop (); | |
361 | emit_line_note (input_filename, lineno); | |
362 | expand_start_loop_continue_elsewhere (1); | |
363 | } | |
364 | ||
365 | do_pushlevel (); | |
366 | } | |
367 | ||
368 | /* Finish the COND of a for-statement, which may be given by | |
369 | FOR_STMT. */ | |
370 | ||
371 | void | |
372 | finish_for_cond (cond, for_stmt) | |
373 | tree cond; | |
374 | tree for_stmt; | |
375 | { | |
376 | if (processing_template_decl) | |
377 | { | |
378 | if (last_tree != for_stmt) | |
379 | RECHAIN_STMTS_FROM_LAST (for_stmt, FOR_COND (for_stmt)); | |
380 | else | |
381 | FOR_COND (for_stmt) = cond; | |
382 | } | |
383 | else | |
384 | { | |
385 | emit_line_note (input_filename, lineno); | |
386 | if (cond) | |
387 | expand_exit_loop_if_false (0, cond); | |
388 | } | |
389 | ||
390 | /* If the cond wasn't a declaration, clear out the | |
391 | block we made for it and start a new one here so the | |
392 | optimization in expand_end_loop will work. */ | |
393 | if (getdecls () == NULL_TREE) | |
394 | { | |
395 | do_poplevel (); | |
396 | do_pushlevel (); | |
397 | } | |
398 | } | |
399 | ||
400 | /* Finish the increment-EXPRESSION in a for-statement, which may be | |
401 | given by FOR_STMT. */ | |
402 | ||
403 | void | |
404 | finish_for_expr (expr, for_stmt) | |
405 | tree expr; | |
406 | tree for_stmt; | |
407 | { | |
408 | if (processing_template_decl) | |
409 | FOR_EXPR (for_stmt) = expr; | |
410 | ||
411 | /* Don't let the tree nodes for EXPR be discarded | |
412 | by clear_momentary during the parsing of the next stmt. */ | |
413 | push_momentary (); | |
414 | } | |
415 | ||
416 | /* Finish the body of a for-statement, which may be given by | |
417 | FOR_STMT. The increment-EXPR for the loop must be | |
418 | provided. */ | |
419 | ||
420 | void | |
421 | finish_for_stmt (expr, for_stmt) | |
422 | tree expr; | |
423 | tree for_stmt; | |
424 | { | |
425 | /* Pop the scope for the body of the loop. */ | |
426 | do_poplevel (); | |
427 | ||
428 | if (processing_template_decl) | |
429 | RECHAIN_STMTS_FROM_CHAIN (for_stmt, FOR_BODY (for_stmt)); | |
430 | else | |
431 | { | |
432 | emit_line_note (input_filename, lineno); | |
433 | expand_loop_continue_here (); | |
434 | if (expr) | |
435 | cplus_expand_expr_stmt (expr); | |
436 | expand_end_loop (); | |
437 | } | |
438 | ||
439 | pop_momentary (); | |
440 | ||
441 | if (flag_new_for_scope > 0) | |
442 | do_poplevel (); | |
443 | ||
444 | finish_stmt (); | |
445 | } | |
446 | ||
447 | /* Finish a break-statement. */ | |
448 | ||
449 | void | |
450 | finish_break_stmt () | |
451 | { | |
452 | emit_line_note (input_filename, lineno); | |
453 | if (processing_template_decl) | |
454 | add_tree (build_min_nt (BREAK_STMT)); | |
455 | else if ( ! expand_exit_something ()) | |
456 | cp_error ("break statement not within loop or switch"); | |
457 | } | |
458 | ||
459 | /* Finish a continue-statement. */ | |
460 | ||
461 | void | |
462 | finish_continue_stmt () | |
463 | { | |
464 | emit_line_note (input_filename, lineno); | |
465 | if (processing_template_decl) | |
466 | add_tree (build_min_nt (CONTINUE_STMT)); | |
467 | else if (! expand_continue_loop (0)) | |
468 | cp_error ("continue statement not within a loop"); | |
469 | } | |
470 | ||
471 | /* Begin a switch-statement. */ | |
472 | ||
473 | void | |
474 | begin_switch_stmt () | |
475 | { | |
476 | do_pushlevel (); | |
477 | } | |
478 | ||
479 | /* Finish the cond of a switch-statement. Returns a new | |
480 | SWITCH_STMT if appropriate. */ | |
481 | ||
482 | tree | |
483 | finish_switch_cond (cond) | |
484 | tree cond; | |
485 | { | |
486 | tree r; | |
487 | ||
488 | if (processing_template_decl) | |
489 | { | |
490 | r = build_min_nt (SWITCH_STMT, cond, NULL_TREE); | |
491 | add_tree (r); | |
492 | } | |
493 | else | |
494 | { | |
495 | emit_line_note (input_filename, lineno); | |
496 | c_expand_start_case (cond); | |
497 | r = NULL_TREE; | |
498 | } | |
499 | push_switch (); | |
500 | ||
501 | /* Don't let the tree nodes for COND be discarded by | |
502 | clear_momentary during the parsing of the next stmt. */ | |
503 | push_momentary (); | |
504 | ||
505 | return r; | |
506 | } | |
507 | ||
508 | /* Finish the body of a switch-statement, which may be given by | |
509 | SWITCH_STMT. The COND to switch on is indicated. */ | |
510 | ||
511 | void | |
512 | finish_switch_stmt (cond, switch_stmt) | |
513 | tree cond; | |
514 | tree switch_stmt; | |
515 | { | |
516 | if (processing_template_decl) | |
517 | RECHAIN_STMTS_FROM_CHAIN (switch_stmt, SWITCH_BODY (switch_stmt)); | |
518 | else | |
519 | expand_end_case (cond); | |
520 | pop_momentary (); | |
521 | pop_switch (); | |
522 | do_poplevel (); | |
523 | finish_stmt (); | |
524 | } | |
525 | ||
526 | /* Finish a case-label. */ | |
527 | ||
528 | void | |
529 | finish_case_label (low_value, high_value) | |
530 | tree low_value; | |
531 | tree high_value; | |
532 | { | |
533 | do_case (low_value, high_value); | |
534 | } | |
535 | ||
536 | ||
537 | /* Finish a goto-statement. */ | |
538 | ||
539 | void | |
540 | finish_goto_stmt (destination) | |
541 | tree destination; | |
542 | { | |
543 | if (processing_template_decl) | |
544 | add_tree (build_min_nt (GOTO_STMT, destination)); | |
545 | else | |
546 | { | |
547 | emit_line_note (input_filename, lineno); | |
548 | ||
549 | if (TREE_CODE (destination) == IDENTIFIER_NODE) | |
550 | { | |
551 | tree decl = lookup_label (destination); | |
552 | TREE_USED (decl) = 1; | |
553 | expand_goto (decl); | |
554 | } | |
555 | else | |
556 | expand_computed_goto (destination); | |
557 | } | |
558 | } | |
559 | ||
560 | /* Begin a try-block. Returns a newly-created TRY_BLOCK if | |
561 | appropriate. */ | |
562 | ||
563 | tree | |
564 | begin_try_block () | |
565 | { | |
566 | if (processing_template_decl) | |
567 | { | |
568 | tree r = build_min_nt (TRY_BLOCK, NULL_TREE, | |
569 | NULL_TREE); | |
570 | add_tree (r); | |
571 | return r; | |
572 | } | |
573 | else | |
574 | { | |
575 | emit_line_note (input_filename, lineno); | |
576 | expand_start_try_stmts (); | |
577 | return NULL_TREE; | |
578 | } | |
579 | } | |
580 | ||
581 | /* Finish a try-block, which may be given by TRY_BLOCK. */ | |
582 | ||
583 | void | |
584 | finish_try_block (try_block) | |
585 | tree try_block; | |
586 | { | |
587 | if (processing_template_decl) | |
588 | RECHAIN_STMTS_FROM_LAST (try_block, TRY_STMTS (try_block)); | |
589 | else | |
590 | expand_start_all_catch (); | |
591 | } | |
592 | ||
593 | /* Finish a handler-sequence for a try-block, which may be given by | |
594 | TRY_BLOCK. */ | |
595 | ||
596 | void | |
597 | finish_handler_sequence (try_block) | |
598 | tree try_block; | |
599 | { | |
600 | if (processing_template_decl) | |
601 | RECHAIN_STMTS_FROM_CHAIN (try_block, TRY_HANDLERS (try_block)); | |
602 | else | |
603 | expand_end_all_catch (); | |
604 | } | |
605 | ||
606 | /* Begin a handler. Returns a HANDLER if appropriate. */ | |
607 | ||
608 | tree | |
609 | begin_handler () | |
610 | { | |
611 | tree r; | |
612 | ||
613 | if (processing_template_decl) | |
614 | { | |
615 | r = build_min_nt (HANDLER, NULL_TREE, NULL_TREE); | |
616 | add_tree (r); | |
617 | } | |
618 | else | |
619 | r = NULL_TREE; | |
620 | ||
621 | do_pushlevel (); | |
622 | ||
623 | return r; | |
624 | } | |
625 | ||
626 | /* Finish the handler-parameters for a handler, which may be given by | |
627 | HANDLER. */ | |
628 | ||
629 | void | |
630 | finish_handler_parms (handler) | |
631 | tree handler; | |
632 | { | |
633 | if (processing_template_decl) | |
634 | RECHAIN_STMTS_FROM_CHAIN (handler, HANDLER_PARMS (handler)); | |
635 | } | |
636 | ||
637 | /* Finish a handler, which may be given by HANDLER. */ | |
638 | ||
639 | void | |
640 | finish_handler (handler) | |
641 | tree handler; | |
642 | { | |
643 | if (processing_template_decl) | |
644 | RECHAIN_STMTS_FROM_CHAIN (handler, HANDLER_BODY (handler)); | |
645 | else | |
646 | expand_end_catch_block (); | |
647 | ||
648 | do_poplevel (); | |
649 | } | |
650 | ||
651 | /* Begin a compound-statement. If HAS_NO_SCOPE is non-zero, the | |
652 | compound-statement does not define a scope. Returns a new | |
653 | COMPOUND_STMT if appropriate. */ | |
654 | ||
655 | tree | |
656 | begin_compound_stmt (has_no_scope) | |
657 | int has_no_scope; | |
658 | { | |
659 | tree r; | |
660 | ||
661 | if (processing_template_decl) | |
662 | { | |
663 | r = build_min_nt (COMPOUND_STMT, NULL_TREE); | |
664 | add_tree (r); | |
665 | if (has_no_scope) | |
666 | COMPOUND_STMT_NO_SCOPE (r) = 1; | |
667 | } | |
668 | else | |
669 | r = NULL_TREE; | |
670 | ||
671 | if (!has_no_scope) | |
672 | do_pushlevel (); | |
673 | ||
674 | return r; | |
675 | } | |
676 | ||
677 | ||
678 | /* Finish a compound-statement, which may be given by COMPOUND_STMT. | |
679 | If HAS_NO_SCOPE is non-zero, the compound statement does not define | |
680 | a scope. */ | |
681 | ||
682 | tree | |
683 | finish_compound_stmt (has_no_scope, compound_stmt) | |
684 | int has_no_scope; | |
685 | tree compound_stmt; | |
686 | { | |
687 | tree r; | |
688 | ||
689 | if (!has_no_scope) | |
690 | r = do_poplevel (); | |
691 | else | |
692 | r = NULL_TREE; | |
693 | ||
694 | if (processing_template_decl) | |
695 | RECHAIN_STMTS_FROM_CHAIN (compound_stmt, | |
696 | COMPOUND_BODY (compound_stmt)); | |
697 | ||
698 | finish_stmt (); | |
699 | ||
700 | return r; | |
701 | } | |
702 | ||
703 | /* Finish an asm-statement, whose components are a CV_QUALIFIER, a | |
704 | STRING, some OUTPUT_OPERANDS, some INPUT_OPERANDS, and some | |
705 | CLOBBERS. */ | |
706 | ||
707 | void | |
708 | finish_asm_stmt (cv_qualifier, string, output_operands, | |
709 | input_operands, clobbers) | |
710 | tree cv_qualifier; | |
711 | tree string; | |
712 | tree output_operands; | |
713 | tree input_operands; | |
714 | tree clobbers; | |
715 | { | |
716 | if (TREE_CHAIN (string)) | |
e6f1275f | 717 | string = combine_strings (string); |
ad321293 MM |
718 | |
719 | if (processing_template_decl) | |
720 | { | |
721 | tree r = build_min_nt (ASM_STMT, cv_qualifier, string, | |
722 | output_operands, input_operands, | |
723 | clobbers); | |
724 | add_tree (r); | |
725 | } | |
726 | else | |
727 | { | |
728 | emit_line_note (input_filename, lineno); | |
e6f1275f JM |
729 | if (output_operands != NULL_TREE || input_operands != NULL_TREE |
730 | || clobbers != NULL_TREE) | |
ad321293 MM |
731 | { |
732 | if (cv_qualifier != NULL_TREE | |
733 | && cv_qualifier != ridpointers[(int) RID_VOLATILE]) | |
734 | cp_warning ("%s qualifier ignored on asm", | |
735 | IDENTIFIER_POINTER (cv_qualifier)); | |
736 | ||
737 | c_expand_asm_operands (string, output_operands, | |
738 | input_operands, | |
739 | clobbers, | |
740 | cv_qualifier | |
741 | == ridpointers[(int) RID_VOLATILE], | |
742 | input_filename, lineno); | |
743 | } | |
744 | else | |
745 | { | |
746 | if (cv_qualifier != NULL_TREE) | |
747 | cp_warning ("%s qualifier ignored on asm", | |
748 | IDENTIFIER_POINTER (cv_qualifier)); | |
749 | expand_asm (string); | |
750 | } | |
751 | ||
752 | finish_stmt (); | |
753 | } | |
754 | } | |
b4c4a9ec MM |
755 | |
756 | /* Finish a parenthesized expression EXPR. */ | |
757 | ||
758 | tree | |
759 | finish_parenthesized_expr (expr) | |
760 | tree expr; | |
761 | { | |
762 | if (IS_EXPR_CODE_CLASS (TREE_CODE_CLASS (TREE_CODE (expr)))) | |
763 | /* This inhibits warnings in truthvalue_conversion. */ | |
764 | C_SET_EXP_ORIGINAL_CODE (expr, ERROR_MARK); | |
765 | ||
766 | return expr; | |
767 | } | |
768 | ||
b69b1501 MM |
769 | /* Begin a statement-expression. The value returned must be passed to |
770 | finish_stmt_expr. */ | |
b4c4a9ec MM |
771 | |
772 | tree | |
773 | begin_stmt_expr () | |
774 | { | |
775 | keep_next_level (); | |
b69b1501 MM |
776 | /* If we're processing_template_decl, then the upcoming compound |
777 | statement will be chained onto the tree structure, starting at | |
778 | last_tree. We return last_tree so that we can later unhook the | |
779 | compound statement. */ | |
780 | return processing_template_decl ? last_tree : expand_start_stmt_expr(); | |
b4c4a9ec MM |
781 | } |
782 | ||
783 | /* Finish a statement-expression. RTL_EXPR should be the value | |
784 | returned by the previous begin_stmt_expr; EXPR is the | |
785 | statement-expression. Returns an expression representing the | |
786 | statement-expression. */ | |
787 | ||
788 | tree | |
789 | finish_stmt_expr (rtl_expr, expr) | |
790 | tree rtl_expr; | |
791 | tree expr; | |
792 | { | |
793 | tree result; | |
794 | ||
795 | if (!processing_template_decl) | |
796 | { | |
797 | rtl_expr = expand_end_stmt_expr (rtl_expr); | |
798 | /* The statements have side effects, so the group does. */ | |
799 | TREE_SIDE_EFFECTS (rtl_expr) = 1; | |
800 | } | |
801 | ||
802 | if (TREE_CODE (expr) == BLOCK) | |
803 | { | |
804 | /* Make a BIND_EXPR for the BLOCK already made. */ | |
805 | if (processing_template_decl) | |
806 | result = build (BIND_EXPR, NULL_TREE, | |
807 | NULL_TREE, last_tree, expr); | |
808 | else | |
809 | result = build (BIND_EXPR, TREE_TYPE (rtl_expr), | |
810 | NULL_TREE, rtl_expr, expr); | |
811 | ||
812 | /* Remove the block from the tree at this point. | |
813 | It gets put back at the proper place | |
814 | when the BIND_EXPR is expanded. */ | |
815 | delete_block (expr); | |
816 | } | |
817 | else | |
818 | result = expr; | |
b69b1501 MM |
819 | |
820 | if (processing_template_decl) | |
821 | { | |
822 | /* Remove the compound statement from the tree structure; it is | |
823 | now saved in the BIND_EXPR. */ | |
824 | last_tree = rtl_expr; | |
825 | TREE_CHAIN (last_tree) = NULL_TREE; | |
826 | } | |
b4c4a9ec MM |
827 | |
828 | return result; | |
829 | } | |
830 | ||
831 | /* Finish a call to FN with ARGS. Returns a representation of the | |
832 | call. */ | |
833 | ||
834 | tree | |
835 | finish_call_expr (fn, args) | |
836 | tree fn; | |
837 | tree args; | |
838 | { | |
839 | tree result = build_x_function_call (fn, args, current_class_ref); | |
840 | ||
841 | if (TREE_CODE (result) == CALL_EXPR | |
842 | && TREE_TYPE (result) != void_type_node) | |
843 | result = require_complete_type (result); | |
844 | ||
845 | return result; | |
846 | } | |
847 | ||
848 | /* Finish a call to a postfix increment or decrement or EXPR. (Which | |
849 | is indicated by CODE, which should be POSTINCREMENT_EXPR or | |
850 | POSTDECREMENT_EXPR.) */ | |
851 | ||
852 | tree | |
853 | finish_increment_expr (expr, code) | |
854 | tree expr; | |
855 | enum tree_code code; | |
856 | { | |
857 | /* If we get an OFFSET_REF, turn it into what it really means (e.g., | |
858 | a COMPONENT_REF). This way if we've got, say, a reference to a | |
859 | static member that's being operated on, we don't end up trying to | |
860 | find a member operator for the class it's in. */ | |
861 | ||
862 | if (TREE_CODE (expr) == OFFSET_REF) | |
863 | expr = resolve_offset_ref (expr); | |
864 | return build_x_unary_op (code, expr); | |
865 | } | |
866 | ||
867 | /* Finish a use of `this'. Returns an expression for `this'. */ | |
868 | ||
869 | tree | |
870 | finish_this_expr () | |
871 | { | |
872 | tree result; | |
873 | ||
874 | if (current_class_ptr) | |
875 | { | |
876 | #ifdef WARNING_ABOUT_CCD | |
877 | TREE_USED (current_class_ptr) = 1; | |
878 | #endif | |
879 | result = current_class_ptr; | |
880 | } | |
881 | else if (current_function_decl | |
882 | && DECL_STATIC_FUNCTION_P (current_function_decl)) | |
883 | { | |
884 | error ("`this' is unavailable for static member functions"); | |
885 | result = error_mark_node; | |
886 | } | |
887 | else | |
888 | { | |
889 | if (current_function_decl) | |
890 | error ("invalid use of `this' in non-member function"); | |
891 | else | |
892 | error ("invalid use of `this' at top level"); | |
893 | result = error_mark_node; | |
894 | } | |
895 | ||
896 | return result; | |
897 | } | |
898 | ||
899 | /* Finish a member function call using OBJECT and ARGS as arguments to | |
900 | FN. Returns an expression for the call. */ | |
901 | ||
902 | tree | |
903 | finish_object_call_expr (fn, object, args) | |
904 | tree fn; | |
905 | tree object; | |
906 | tree args; | |
907 | { | |
908 | #if 0 | |
909 | /* This is a future direction of this code, but because | |
910 | build_x_function_call cannot always undo what is done in | |
911 | build_component_ref entirely yet, we cannot do this. */ | |
912 | ||
913 | tree real_fn = build_component_ref (object, fn, NULL_TREE, 1); | |
914 | return finish_call_expr (real_fn, args); | |
915 | #else | |
916 | return build_method_call (object, fn, args, NULL_TREE, LOOKUP_NORMAL); | |
917 | #endif | |
918 | } | |
919 | ||
920 | /* Finish a qualified member function call using OBJECT and ARGS as | |
921 | arguments to FN. Returns an expressino for the call. */ | |
922 | ||
923 | tree | |
924 | finish_qualified_object_call_expr (fn, object, args) | |
925 | tree fn; | |
926 | tree object; | |
927 | tree args; | |
928 | { | |
929 | if (IS_SIGNATURE (TREE_OPERAND (fn, 0))) | |
930 | { | |
931 | warning ("signature name in scope resolution ignored"); | |
932 | return finish_object_call_expr (TREE_OPERAND (fn, 1), object, args); | |
933 | } | |
934 | else | |
935 | return build_scoped_method_call (object, TREE_OPERAND (fn, 0), | |
936 | TREE_OPERAND (fn, 1), args); | |
937 | } | |
938 | ||
939 | /* Finish a pseudo-destructor call expression of OBJECT, with SCOPE | |
940 | being the scope, if any, of DESTRUCTOR. Returns an expression for | |
941 | the call. */ | |
942 | ||
943 | tree | |
944 | finish_pseudo_destructor_call_expr (object, scope, destructor) | |
945 | tree object; | |
946 | tree scope; | |
947 | tree destructor; | |
948 | { | |
949 | if (scope && scope != destructor) | |
950 | cp_error ("destructor specifier `%T::~%T()' must have matching names", | |
951 | scope, destructor); | |
952 | ||
953 | if ((scope == NULL_TREE || IDENTIFIER_GLOBAL_VALUE (destructor)) | |
954 | && (TREE_CODE (TREE_TYPE (object)) != | |
955 | TREE_CODE (TREE_TYPE (IDENTIFIER_GLOBAL_VALUE (destructor))))) | |
956 | cp_error ("`%E' is not of type `%T'", object, destructor); | |
957 | ||
958 | return cp_convert (void_type_node, object); | |
959 | } | |
960 | ||
961 | /* Finish a call to a globally qualified member function FN using | |
962 | ARGS. Returns an expression for the call. */ | |
963 | ||
964 | tree | |
965 | finish_globally_qualified_member_call_expr (fn, args) | |
966 | tree fn; | |
967 | tree args; | |
968 | { | |
969 | if (processing_template_decl) | |
970 | return build_min_nt (CALL_EXPR, copy_to_permanent (fn), args, | |
971 | NULL_TREE); | |
972 | else | |
973 | return build_member_call (TREE_OPERAND (fn, 0), | |
974 | TREE_OPERAND (fn, 1), | |
975 | args); | |
976 | } | |
977 | ||
978 | /* Finish an expression taking the address of LABEL. Returns an | |
979 | expression for the address. */ | |
980 | ||
981 | tree | |
982 | finish_label_address_expr (label) | |
983 | tree label; | |
984 | { | |
985 | tree result; | |
986 | ||
987 | label = lookup_label (label); | |
988 | if (label == NULL_TREE) | |
989 | result = null_pointer_node; | |
990 | else | |
991 | { | |
992 | TREE_USED (label) = 1; | |
993 | result = build1 (ADDR_EXPR, ptr_type_node, label); | |
994 | TREE_CONSTANT (result) = 1; | |
995 | } | |
996 | ||
997 | return result; | |
998 | } | |
999 | ||
ce4a0391 MM |
1000 | /* Finish an expression of the form CODE EXPR. */ |
1001 | ||
1002 | tree | |
1003 | finish_unary_op_expr (code, expr) | |
1004 | enum tree_code code; | |
1005 | tree expr; | |
1006 | { | |
1007 | tree result = build_x_unary_op (code, expr); | |
1008 | if (code == NEGATE_EXPR && TREE_CODE (expr) == INTEGER_CST) | |
1009 | TREE_NEGATED_INT (result) = 1; | |
1010 | overflow_warning (result); | |
1011 | return result; | |
1012 | } | |
1013 | ||
1014 | /* Finish an id-expression. */ | |
1015 | ||
1016 | tree | |
1017 | finish_id_expr (expr) | |
1018 | tree expr; | |
1019 | { | |
1020 | if (TREE_CODE (expr) == IDENTIFIER_NODE) | |
1021 | expr = do_identifier (expr, 1); | |
1022 | ||
1023 | return expr; | |
1024 | } | |
1025 | ||
1026 | /* Begin a new-placement. */ | |
1027 | ||
1028 | int | |
1029 | begin_new_placement () | |
1030 | { | |
1031 | /* The arguments to a placement new might be passed to a | |
1032 | deallocation function, in the event that the allocation throws an | |
1033 | exception. Since we don't expand exception handlers until the | |
1034 | end of a function, we must make sure the arguments stay around | |
1035 | that long. */ | |
1036 | return suspend_momentary (); | |
1037 | } | |
1038 | ||
1039 | /* Finish a new-placement. The ARGS are the placement arguments. The | |
1040 | COOKIE is the value returned by the previous call to | |
1041 | begin_new_placement. */ | |
1042 | ||
1043 | tree | |
1044 | finish_new_placement (args, cookie) | |
1045 | tree args; | |
1046 | int cookie; | |
1047 | { | |
1048 | resume_momentary (cookie); | |
1049 | return args; | |
1050 | } | |
1051 | ||
b4c4a9ec MM |
1052 | /* Begin a function defniition declared with DECL_SPECS and |
1053 | DECLARATOR. Returns non-zero if the function-declaration is | |
1054 | legal. */ | |
1055 | ||
1056 | int | |
1057 | begin_function_definition (decl_specs, declarator) | |
1058 | tree decl_specs; | |
1059 | tree declarator; | |
1060 | { | |
1061 | tree specs; | |
1062 | tree attrs; | |
1063 | split_specs_attrs (decl_specs, &specs, &attrs); | |
1064 | if (!start_function (specs, declarator, attrs, 0)) | |
1065 | return 0; | |
1066 | ||
1067 | reinit_parse_for_function (); | |
1068 | return 1; | |
1069 | } | |
1070 | ||
1071 | /* Begin a constructor declarator of the form `SCOPE::NAME'. Returns | |
1072 | a SCOPE_REF. */ | |
1073 | ||
1074 | tree | |
1075 | begin_constructor_declarator (scope, name) | |
1076 | tree scope; | |
1077 | tree name; | |
1078 | { | |
1079 | tree result = build_parse_node (SCOPE_REF, scope, name); | |
1080 | ||
1081 | if (scope != current_class_type) | |
1082 | { | |
1083 | push_nested_class (scope, 3); | |
1084 | TREE_COMPLEXITY (result) = current_class_depth; | |
1085 | } | |
1086 | ||
1087 | return result; | |
1088 | } | |
1089 | ||
ce4a0391 MM |
1090 | /* Finish an init-declarator. Returns a DECL. */ |
1091 | ||
1092 | tree | |
1093 | finish_declarator (declarator, declspecs, attributes, | |
1094 | prefix_attributes, initialized) | |
1095 | tree declarator; | |
1096 | tree declspecs; | |
1097 | tree attributes; | |
1098 | tree prefix_attributes; | |
1099 | int initialized; | |
1100 | { | |
1101 | return start_decl (declarator, declspecs, initialized, attributes, | |
1102 | prefix_attributes); | |
1103 | } | |
1104 | ||
1105 | /* Finish a transltation unit. */ | |
1106 | ||
1107 | void | |
1108 | finish_translation_unit () | |
1109 | { | |
1110 | /* In case there were missing closebraces, | |
1111 | get us back to the global binding level. */ | |
1112 | while (! toplevel_bindings_p ()) | |
1113 | poplevel (0, 0, 0); | |
1114 | while (current_namespace != global_namespace) | |
1115 | pop_namespace (); | |
1116 | finish_file (); | |
1117 | } | |
1118 | ||
b4c4a9ec MM |
1119 | /* Finish a template type parameter, specified as AGGR IDENTIFIER. |
1120 | Returns the parameter. */ | |
1121 | ||
1122 | tree | |
1123 | finish_template_type_parm (aggr, identifier) | |
1124 | tree aggr; | |
1125 | tree identifier; | |
1126 | { | |
1127 | if (aggr == signature_type_node) | |
1128 | sorry ("signature as template type parameter"); | |
1129 | else if (aggr != class_type_node) | |
1130 | { | |
1131 | pedwarn ("template type parameters must use the keyword `class' or `typename'"); | |
1132 | aggr = class_type_node; | |
1133 | } | |
1134 | ||
1135 | return build_tree_list (aggr, identifier); | |
1136 | } | |
1137 | ||
1138 | /* Finish a template template parameter, specified as AGGR IDENTIFIER. | |
1139 | Returns the parameter. */ | |
1140 | ||
1141 | tree | |
1142 | finish_template_template_parm (aggr, identifier) | |
1143 | tree aggr; | |
1144 | tree identifier; | |
1145 | { | |
1146 | tree decl = build_decl (TYPE_DECL, identifier, NULL_TREE); | |
1147 | tree tmpl = build_lang_decl (TEMPLATE_DECL, identifier, NULL_TREE); | |
1148 | DECL_TEMPLATE_PARMS (tmpl) = current_template_parms; | |
1149 | DECL_TEMPLATE_RESULT (tmpl) = decl; | |
1150 | SET_DECL_ARTIFICIAL (decl); | |
1151 | end_template_decl (); | |
1152 | ||
1153 | return finish_template_type_parm (aggr, tmpl); | |
1154 | } | |
ce4a0391 MM |
1155 | |
1156 | /* Finish a parameter list, indicated by PARMS. If ELLIPSIS is | |
1157 | non-zero, the parameter list was terminated by a `...'. */ | |
1158 | ||
1159 | tree | |
1160 | finish_parmlist (parms, ellipsis) | |
1161 | tree parms; | |
1162 | int ellipsis; | |
1163 | { | |
1164 | if (!ellipsis) | |
1165 | chainon (parms, void_list_node); | |
1166 | /* We mark the PARMS as a parmlist so that declarator processing can | |
1167 | disambiguate certain constructs. */ | |
1168 | if (parms != NULL_TREE) | |
1169 | TREE_PARMLIST (parms) = 1; | |
1170 | ||
1171 | return parms; | |
1172 | } | |
1173 | ||
1174 | /* Begin a class definition, as indicated by T. */ | |
1175 | ||
1176 | tree | |
1177 | begin_class_definition (t) | |
1178 | tree t; | |
1179 | { | |
1180 | tree new_type = t; | |
1181 | ||
1182 | push_obstacks_nochange (); | |
1183 | end_temporary_allocation (); | |
1184 | ||
1185 | if (t == error_mark_node | |
1186 | || ! IS_AGGR_TYPE (t)) | |
1187 | { | |
1188 | t = new_type = make_lang_type (RECORD_TYPE); | |
1189 | pushtag (make_anon_name (), t, 0); | |
1190 | } | |
1191 | if (TYPE_SIZE (t)) | |
1192 | duplicate_tag_error (t); | |
1193 | if (TYPE_SIZE (t) || TYPE_BEING_DEFINED (t)) | |
1194 | { | |
1195 | t = make_lang_type (TREE_CODE (t)); | |
1196 | pushtag (TYPE_IDENTIFIER (t), t, 0); | |
1197 | new_type = t; | |
1198 | } | |
1199 | if (processing_template_decl && TYPE_CONTEXT (t) | |
1200 | && TREE_CODE (TYPE_CONTEXT (t)) != NAMESPACE_DECL | |
1201 | && ! current_class_type) | |
1202 | push_template_decl (TYPE_STUB_DECL (t)); | |
1203 | pushclass (t, 0); | |
1204 | TYPE_BEING_DEFINED (t) = 1; | |
1205 | if (IS_AGGR_TYPE (t) && CLASSTYPE_USE_TEMPLATE (t)) | |
1206 | { | |
1207 | if (CLASSTYPE_IMPLICIT_INSTANTIATION (t) | |
1208 | && TYPE_SIZE (t) == NULL_TREE) | |
1209 | { | |
1210 | SET_CLASSTYPE_TEMPLATE_SPECIALIZATION (t); | |
1211 | if (processing_template_decl) | |
1212 | push_template_decl (TYPE_MAIN_DECL (t)); | |
1213 | } | |
1214 | else if (CLASSTYPE_TEMPLATE_INSTANTIATION (t)) | |
1215 | cp_error ("specialization after instantiation of `%T'", t); | |
1216 | } | |
1217 | /* Reset the interface data, at the earliest possible | |
1218 | moment, as it might have been set via a class foo; | |
1219 | before. */ | |
1220 | /* Don't change signatures. */ | |
1221 | if (! IS_SIGNATURE (t)) | |
1222 | { | |
1223 | extern tree pending_vtables; | |
1224 | int needs_writing; | |
1225 | tree name = TYPE_IDENTIFIER (t); | |
1226 | ||
1227 | if (! ANON_AGGRNAME_P (name)) | |
1228 | { | |
1229 | CLASSTYPE_INTERFACE_ONLY (t) = interface_only; | |
1230 | SET_CLASSTYPE_INTERFACE_UNKNOWN_X | |
1231 | (t, interface_unknown); | |
1232 | } | |
1233 | ||
1234 | /* Record how to set the access of this class's | |
1235 | virtual functions. If write_virtuals == 2 or 3, then | |
1236 | inline virtuals are ``extern inline''. */ | |
1237 | switch (write_virtuals) | |
1238 | { | |
1239 | case 0: | |
1240 | case 1: | |
1241 | needs_writing = 1; | |
1242 | break; | |
1243 | case 2: | |
1244 | needs_writing = !! value_member (name, pending_vtables); | |
1245 | break; | |
1246 | case 3: | |
1247 | needs_writing = ! CLASSTYPE_INTERFACE_ONLY (t) | |
1248 | && CLASSTYPE_INTERFACE_KNOWN (t); | |
1249 | break; | |
1250 | default: | |
1251 | needs_writing = 0; | |
1252 | } | |
1253 | CLASSTYPE_VTABLE_NEEDS_WRITING (t) = needs_writing; | |
1254 | } | |
1255 | #if 0 | |
1256 | t = TYPE_IDENTIFIER ($<ttype>0); | |
1257 | if (t && IDENTIFIER_TEMPLATE (t)) | |
1258 | overload_template_name (t, 1); | |
1259 | #endif | |
1260 | reset_specialization(); | |
1261 | ||
1262 | /* In case this is a local class within a template | |
1263 | function, we save the current tree structure so | |
1264 | that we can get it back later. */ | |
1265 | begin_tree (); | |
1266 | ||
1267 | return new_type; | |
1268 | } | |
1269 | ||
1270 | /* Finish a class definition T, with the indicated COMPONENTS, and | |
1271 | with the indicate ATTRIBUTES. If SEMI, the definition is | |
1272 | immediately followed by a semicolon. Returns the type. */ | |
1273 | ||
1274 | tree | |
1275 | finish_class_definition (t, components, attributes, semi) | |
1276 | tree t; | |
1277 | tree components; | |
1278 | tree attributes; | |
1279 | int semi; | |
1280 | { | |
1281 | #if 0 | |
1282 | /* Need to rework class nesting in the presence of nested classes, | |
1283 | etc. */ | |
1284 | shadow_tag (CLASSTYPE_AS_LIST (t)); */ | |
1285 | #endif | |
1286 | ||
1287 | /* finish_struct nukes this anyway; if finish_exception does too, | |
1288 | then it can go. */ | |
1289 | if (semi) | |
1290 | note_got_semicolon (t); | |
1291 | ||
1292 | if (TREE_CODE (t) == ENUMERAL_TYPE) | |
1293 | ; | |
1294 | else | |
1295 | { | |
1296 | t = finish_struct (t, components, attributes, semi); | |
1297 | if (semi) | |
1298 | note_got_semicolon (t); | |
1299 | } | |
1300 | ||
1301 | pop_obstacks (); | |
1302 | ||
1303 | if (! semi) | |
1304 | check_for_missing_semicolon (t); | |
1305 | if (current_scope () == current_function_decl) | |
1306 | do_pending_defargs (); | |
1307 | ||
1308 | return t; | |
1309 | } | |
1310 | ||
1311 | /* Finish processing the default argument expressions cached during | |
1312 | the processing of a class definition. */ | |
1313 | ||
1314 | void | |
1315 | finish_default_args () | |
1316 | { | |
1317 | if (pending_inlines | |
1318 | && current_scope () == current_function_decl) | |
1319 | do_pending_inlines (); | |
1320 | } | |
1321 | ||
1322 | /* Finish processing the inline function definitions cached during the | |
1323 | processing of a class definition. */ | |
1324 | ||
1325 | void | |
1326 | begin_inline_definitions () | |
1327 | { | |
1328 | if (current_class_type == NULL_TREE) | |
1329 | clear_inline_text_obstack (); | |
1330 | ||
1331 | /* Undo the begin_tree in begin_class_definition. */ | |
1332 | end_tree (); | |
1333 | } |