re PR c++/48046 (Expected diagnostic "reference to 'type' is ambiguous" not given...
[gcc.git] / gcc / cp / ChangeLog
1 2011-04-27 Jason Merrill <jason@redhat.com>
2
3 PR c++/48046
4 * parser.c (cp_parser_diagnose_invalid_type_name): Commit
5 to tentative parse sooner.
6
7 2011-04-26 Jason Merrill <jason@redhat.com>
8
9 PR c++/42687
10 * parser.c (cp_parser_primary_expression): Set *idk to
11 CP_ID_KIND_NONE for a parenthesized identifier.
12
13 * ptree.c (cxx_print_type) [TYPENAME_TYPE]: Dump fullname.
14 (cxx_print_identifier): Correct indentation.
15
16 PR c++/48530
17 * decl.c (cxx_maybe_build_cleanup): Add complain parm.
18 * tree.c (force_target_expr): Add complain parm.
19 (build_target_expr_with_type): Likewise.
20 (get_target_expr_sfinae): Split out.
21 (build_vec_init_expr, bot_manip): Adjust.
22 * init.c (build_vec_delete, build_vec_delete_1): Add complain parm.
23 (build_delete, build_dtor_call): Likewise.
24 (perform_direct_initialization_if_possible): Adjust.
25 (build_vec_init): Handle error return.
26 * cvt.c (force_rvalue): Add complain parm.
27 Call build_special_member_call directly.
28 * decl2.c (delete_sanity): Add complain parm.
29 (build_cleanup): Adjust.
30 * pt.c (tsubst_copy_and_build, tsubst_expr): Adjust.
31 * semantics.c (finish_stmt_expr_expr): Adjust.
32 (finish_compound_literal): Adjust.
33 * parser.c (cp_parser_delete_expression): Adjust.
34 * typeck2.c (build_functional_cast): Adjust.
35 * cp-tree.h: Adjust.
36
37 2011-04-26 Martin Jambor <mjambor@suse.cz>
38
39 * class.c (cp_fold_obj_type_ref): Remove.
40 * cp-tree.h (cp_fold_obj_type_ref): Remove declaration.
41
42 2011-04-25 Paolo Carlini <paolo.carlini@oracle.com>
43
44 * cp-tree.def: Add a new UNDERLYING_TYPE tree code.
45 * cp-tree.h (enum cp_trait_kind): Add CPTK_UNDERLYING_TYPE, tidy.
46 (UNDERLYING_TYPE_TYPE): Add.
47 * cp-objcp-common.c (cp_common_init_ts): Mark UNDERLYING_TYPE
48 as TS_COMMON.
49 * parser.c (cp_lexer_next_token_is_decl_specifier_keyword,
50 cp_parser_simple_type_specifier): Handle UNDERLYING_TYPE.
51 (cp_parser_trait_expr): Deal with RID_UNDERLYING_TYPE; tidy.
52 * semantics.c (finish_underlying_type): New.
53 * typeck.c (structural_comptypes): Handle UNDERLYING_TYPE.
54 * error.c (dump_type, dump_type_prefix, dump_type_suffix): Likewise.
55 * cxx-pretty-print.c (p_cxx_type_id): Likewise.
56 * tree.c (cp_walk_subtrees): Likewise.
57 * pt.c (for_each_template_parm_r, tsubst, unify,
58 dependent_type_p_r): Likewise.
59 * mangle.c (write_type): Sorry for __underlying_type.
60
61 2011-04-25 Jason Merrill <jason@redhat.com>
62
63 PR c++/48707
64 * decl.c (type_dependent_init_p): New.
65 (cp_finish_decl): Check it.
66 * pt.c (any_type_dependent_elements_p): New.
67 * cp-tree.h: Declare it.
68
69 2011-04-20 Jason Merrill <jason@redhat.com>
70
71 * semantics.c (finish_compound_literal): Don't put an array
72 with a dtor in a static variable.
73
74 * call.c (build_over_call): Handle trivial dtor.
75
76 * search.c (lookup_fnfields_slot): Call complete_type.
77
78 PR c++/48594
79 * decl2.c (build_offset_ref_call_from_tree): Move
80 non-dependency of object outside condition.
81
82 PR c++/48657
83 * decl.c (cp_finish_decl): Simplify template handling.
84
85 2011-04-20 Jim Meyering <meyering@redhat.com>
86
87 * tree.c (cxx_printable_name_internal): Remove useless if-before-free.
88
89 2011-04-19 Jason Merrill <jason@redhat.com>
90
91 PR c++/46304
92 * typeck.c (cp_build_binary_op): Fold COMPLEX_EXPR.
93
94 PR c++/45267
95 * decl.c (duplicate_decls): Keep always_inline attribute
96 in sync with DECL_DISREGARD_INLINE_LIMITS.
97
98 2011-04-18 Jason Merrill <jason@redhat.com>
99
100 PR c++/48569
101 * typeck2.c (build_functional_cast): Handle VOID_TYPE.
102
103 PR c++/48537
104 * init.c (build_value_init): Handle UNION_TYPE the same.
105
106 2011-04-18 Jakub Jelinek <jakub@redhat.com>
107
108 PR c++/48632
109 * parser.c (cp_parser_omp_for_loop): Don't use cp_parser_omp_for_incr
110 for type dependent pointers.
111
112 2011-04-18 Jim Meyering <meyering@redhat.com>
113
114 * pt.c (type_unification_real): Fix typo in comment: s/in in/in/.
115
116 2011-04-17 Jan Hubicka <jh@suse.cz>
117
118 * semantics.c (finish_goto_stmt): Do set UNINLINABLE flag on computed
119 gotos.
120
121 2011-04-17 Jason Merrill <jason@redhat.com>
122
123 PR c++/48531
124 * typeck2.c (build_functional_cast): Disallow array type.
125
126 * tree.c (get_target_expr): Handle VEC_INIT_EXPR.
127
128 2011-04-17 Jan Hubicka <jh@suse.cz>
129
130 * class.c (cp_fold_obj_type_ref): Drop vtable_method.
131
132 2011-04-15 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
133
134 Implement N3271
135 * parser.c (cp_convert_range_for): Split into
136 cp_parser_perform_range_for_lookup.
137 (cp_parser_perform_range_for_lookup): New.
138 (cp_parser_range_for_member_function): New.
139 (cp_parser_for_init_statement): Correct error message.
140 * semantics.c (finish_call_expr): Accept COMPONENT_REF.
141
142 2011-04-14 Nicola Pero <nicola.pero@meta-innovation.com>
143
144 * parser.c (cp_parser_objc_protocol_declaration): Updated for
145 change from objc_declare_protocols() to objc_declare_protocol().
146
147 2011-04-14 Nathan Froyd <froydnj@codesourcery.com>
148
149 PR objc++/48479
150 * typeck.c (cxx_mark_addressable) [CONST_DECL]: Mark addressable
151 and return immediately.
152
153 2011-04-14 Nathan Froyd <froydnj@codesourcery.com>
154
155 * cp-tree.def (SWITCH_STMT): Add an extra operand.
156 * cp-objcp-common.c (cp_common_init_ts): Mark it as TS_TYPED.
157 * cp-tree.h (SWITCH_STMT_SCOPE): Define.
158 * semantics.c (begin_switch__stmt): Pass scope to build_stmt.
159 (finish_switch_stmt): Use SWITCH_STMT_SCOPE instead of TREE_CHAIN.
160
161 2011-04-14 Nathan Froyd <froydnj@codesourcery.com>
162
163 * cp-tree.def (IF_STMT): Add an extra operand.
164 * cp-objcp-common.c (cp_common_init_ts): Mark it as TS_TYPED.
165 * cp-tree.h (IF_SCOPE): Define.
166 * semantics.c (begin_if_stmt): Pass scope to build_stmt.
167 (finish_if_stmt): Use IF_SCOPE instead of TREE_CHAIN.
168
169 2011-04-14 Nathan Froyd <froydnj@codesourcery.com>
170
171 * cp-tree.def (FOR_STMT, RANGE_FOR_STMT): Add an extra operand.
172 * cp-objcp-common.c (cp_common_init_ts): Mark them as TS_TYPED.
173 * cp-tree.h (FOR_SCOPE, RANGE_FOR_SCOPE): Define.
174 * semantics.c (begin_for_stmt): Pass an extra arg to build_stmt.
175 Use FOR_SCOPE instead of TREE_CHAIN.
176 (begin_range_for_stmt): Likewise, with RANGE_FOR_SCOPE.
177 (finish_for_stmt): Likewise.
178
179 2011-04-14 Jason Merrill <jason@redhat.com>
180
181 * parser.c (cp_parser_postfix_expression): Fix flags passed to
182 build_new_method_call.
183 * semantics.c (finish_call_expr): Likewise.
184
185 PR c++/48531
186 * init.c (build_value_init_noctor): Check complain consistently.
187
188 PR c++/48557
189 * typeck.c (cp_build_binary_op): Don't decay void operands.
190
191 PR c++/48446
192 * decl.c (compute_array_index_type): Use get_temp_regvar instead
193 of variable_size.
194 * init.c (get_temp_regvar): No longer static.
195 * cp-tree.h: Declare it.
196
197 2011-04-14 Nicola Pero <nicola.pero@meta-innovation.com>
198
199 * parser.c (cp_parser_objc_class_declaration): Updated for change
200 in objc_declare_class().
201
202 2011-04-14 Nathan Froyd <froydnj@codesourcery.com>
203
204 * decl.c (poplevel): Use block_chainon.
205
206 2011-04-13 Jason Merrill <jason@redhat.com>
207
208 PR c++/48594
209 * decl2.c (build_offset_ref_call_from_tree): Fix calling a functor
210 or pointer to (non-member) function.
211
212 2011-04-13 Jakub Jelinek <jakub@redhat.com>
213
214 PR c++/48570
215 * semantics.c (cxx_eval_array_reference): Handle reading from
216 wchar_t, char16_t and char32_t STRING_CST.
217
218 2011-04-13 Dodji Seketeli <dodji@redhat.com>
219
220 PR c++/48574
221 * class.c (fixed_type_or_null): We cannot determine the dynamic
222 type of a reference variable if its initializer is dependent.
223
224 2011-04-13 Jason Merrill <jason@redhat.com>
225
226 PR c++/48581
227 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Don't complain about
228 unqualified lookup failing if we're still in a template.
229
230 2011-04-12 Nathan Froyd <froydnj@codesourcery.com>
231
232 * cp-lang.c (cp_init_ts): Call cp_common_init_ts. Move
233 tree_contains_struct initialization to...
234 * cp-objcp-common.c (cp_common_init_ts): ...here. Use MARK_*
235 macros.
236 * cp-objcp-common.h (cp_common_init_ts): Declare.
237 * cp-tree.h (union lang_tree_node): Check for TS_COMMON before
238 calling TREE_CHAIN.
239
240 2011-04-12 Nicola Pero <nicola.pero@meta-innovation.com>
241
242 * parser.c (cp_parser_objc_message_expression): Updated call
243 to objc_build_message_expr.
244
245 2011-04-12 Martin Jambor <mjambor@suse.cz>
246
247 * class.c (cp_fold_obj_type_ref): Call cgraph_get_node instead of
248 cgraph_get_create_node.
249 * decl2.c (cp_write_global_declarations): Call cgraph_get_node
250 instead of cgraph_get_create_node.
251 * method.c (make_alias_for_thunk): Call cgraph_get_node
252 instead of cgraph_get_create_node, assert it returns non-NULL.
253 (use_thunk): Likewise.
254 * optimize.c (maybe_clone_body): Call cgraph_same_body_alias only
255 when flag_syntax_only is not set. Call cgraph_get_node instead of
256 cgraph_get_create_node.
257 (maybe_clone_body): Call cgraph_get_node instead of
258 cgraph_get_create_node.
259
260 2011-04-12 Martin Jambor <mjambor@suse.cz>
261
262 * class.c (cp_fold_obj_type_ref): Call cgraph_get_create_node
263 instead of cgraph_node.
264 * decl2.c (cxx_callgraph_analyze_expr): Likewise.
265 (cp_write_global_declarations): Likewise.
266 * optimize.c (maybe_clone_body): Likewise.
267 * semantics.c (maybe_add_lambda_conv_op): Likewise.
268 * mangle.c (mangle_decl): Likewise.
269 * method.c (make_alias_for_thunk): Likewise.
270 (use_thunk): Likewise.
271
272 2011-04-11 Jason Merrill <jason@redhat.com>
273
274 PR c++/48535
275 * decl.c (cp_complete_array_type_or_error): New.
276 * semantics.c (finish_compound_literal): Use it.
277 * cp-tree.h: Declare it.
278
279 PR c++/48535
280 * semantics.c (finish_compound_literal): Handle references.
281
282 PR c++/48535
283 * semantics.c (finish_compound_literal): Take complain parm.
284 (build_lambda_object): Adjust.
285 * cp-tree.h: Adjust.
286 * call.c (convert_like_real): Adjust.
287 * decl.c (check_initializer): Adjust.
288 * parser.c (cp_parser_postfix_expression): Adjust.
289 (cp_parser_functional_cast): Adjust.
290 * pt.c (tsubst_copy_and_build): Adjust.
291 * typeck2.c (process_init_constructor_record): Adjust.
292
293 PR c++/48534
294 * cvt.c (ocp_convert): Use build_nop to convert to underlying type
295 of scoped enum.
296
297 PR c++/48523
298 * tree.c (maybe_dummy_object): Use build_x_indirect_ref rather
299 than cp_build_indirect_ref.
300
301 PR c++/48457, Core 1238
302 * call.c (reference_binding): Allow rvalue reference to bind to
303 function lvalue.
304 * tree.c (lvalue_kind): Functions are always lvalues.
305
306 2011-04-07 Jason Merrill <jason@redhat.com>
307
308 PR c++/48500
309 * semantics.c (potential_constant_expression_1) [CALL_EXPR]: Check
310 arguments even if we don't know the function.
311
312 PR c++/48481
313 * tree.c (build_overload): Allow an unwrapped FUNCTION_DECL
314 at the end of the chain.
315 * pt.c (dependent_template_p): Use OVL_CURRENT/NEXT.
316 (iterative_hash_template_arg): Likewise.
317
318 PR c++/48481
319 * cp-tree.h (OVL_ARG_DEPENDENT): New.
320 * name-lookup.c (add_function): Set it.
321 * semantics.c (finish_call_expr): Free OVERLOADs if it's set.
322
323 PR c++/48481
324 * call.c (build_user_type_conversion_1): Use lookup_fnfields_slot.
325 Release unused vector.
326
327 PR c++/48451
328 * pt.c (fn_type_unification): Don't clear incomplete pack flag.
329 (type_unification_real): Clear it here instead.
330
331 PR c++/48468
332 * except.c (build_noexcept_spec): Propagate error_mark_node.
333 (finish_noexcept_expr): Likewise.
334
335 PR c++/48452
336 * typeck.c (build_x_compound_expr_from_list): Return error_mark_node
337 in SFINAE context.
338
339 PR c++/48450
340 * call.c (resolve_args): Take complain.
341 (build_new_function_call, build_operator_new_call): Pass it.
342 (build_op_call, build_new_op, build_new_method_call): Pass it.
343
344 PR c++/48450
345 * typeck.c (check_for_casting_away_constness): Take complain.
346 (build_static_cast_1, build_reinterpret_cast_1): Pass it.
347 (build_const_cast_1): Pass it. Take full complain parm.
348 (build_const_cast, cp_build_c_cast): Adjust.
349
350 * tree.c (build_aggr_init_expr): Always return error_mark_node
351 on abstract violation.
352
353 PR c++/48450
354 * tree.c (build_cplus_new, build_aggr_init_expr): Take complain.
355 (bot_manip): Adjust.
356 * cp-tree.h: Adjust.
357 * call.c (convert_like_real, build_cxx_call): Adjust.
358 (perform_direct_initialization_if_possible): Adjust.
359 * cvt.c (ocp_convert): Adjust.
360 * init.c (build_value_init): Adjust.
361 * semantics.c (maybe_add_lambda_conv_op): Adjust.
362 * typeck.c (unary_complex_lvalue, cp_build_modify_expr): Adjust.
363 * typeck2.c (build_functional_cast): Adjust.
364
365 * init.c (build_value_init_noctor): Handle REFERENCE_TYPE at top
366 level.
367 (perform_member_init): Not here.
368 * typeck2.c (build_functional_cast): Limit REFERENCE_TYPE special
369 case to templates.
370 (abstract_virtuals_error_sfinae): Remove RESULT_DECL special case.
371
372 PR c++/48449
373 * typeck2.c (build_functional_cast): Check complain consistently.
374 Use build_value_init and abstract_virtuals_error_sfinae.
375 (abstract_virtuals_error_sfinae): Split out.
376 * cp-tree.h: Declare it.
377 * init.c (build_new_1): Use it.
378 (build_value_init_noctor): Handle FUNCTION_TYPE.
379
380 * semantics.c (finish_decltype_type): Simplify handling of unknown
381 type.
382
383 * semantics.c (finish_decltype_type): Add complain parm.
384 * cp-tree.h: Adjust.
385 * parser.c (cp_parser_decltype): Adjust.
386 * pt.c (tsubst): Adjust.
387
388 PR c++/48450
389 * cvt.c (ocp_convert): Handle converting scoped enum to bool.
390
391 2011-03-31 Jason Merrill <jason@redhat.com>
392
393 PR c++/48277
394 * semantics.c (finish_call_expr): Remove assert.
395
396 PR c++/48280
397 * method.c (defaultable_fn_check): Templates are not defaultable.
398
399 * parser.c (cp_parser_init_declarator): Avoid redundant
400 cp_finish_decl for member declarations.
401
402 2011-03-30 Jason Merrill <jason@redhat.com>
403
404 PR c++/48212
405 * semantics.c (non_const_var_error): Just return if DECL_INITIAL
406 is error_mark_node.
407
408 2011-03-30 Jason Merrill <jason@redhat.com>
409
410 PR c++/48369
411 * semantics.c (potential_constant_expression_1): Handle
412 UNORDERED_EXPR and ORDERED_EXPR.
413
414 PR c++/48281
415 * semantics.c (finish_compound_literal): Do put static/constant
416 arrays in static variables.
417
418 * call.c (convert_like_real) [ck_list]: Build up the
419 initializer_list object directly.
420 * decl.c (build_init_list_var_init): Adjust.
421
422 * call.c (convert_like_real): Correct TREE_CONSTANT on CONSTRUCTOR.
423 * decl.c (reshape_init_array_1): Likewise.
424
425 2011-03-29 Jason Merrill <jason@redhat.com>
426
427 PR c++/48265
428 * pt.c (value_dependent_expression_p) [VAR_DECL]: Make sure
429 the variable is constant before looking at its initializer.
430
431 PR c++/48319
432 * pt.c (value_dependent_expression_p): Handle TEMPLATE_ID_EXPR.
433
434 PR c++/48089
435 * semantics.c (potential_constant_expression_1): Change error about
436 use of *this in constructor into sorry.
437
438 PR c++/48296
439 * decl.c (cp_finish_decl): Defer validation of constexpr member
440 functions.
441 * class.c (finalize_literal_type_property): Validate them here.
442 * semantics.c (is_valid_constexpr_fn): Don't check completeness.
443
444 * semantics.c (is_valid_constexpr_fn): Specify input location.
445
446 2011-03-28 Jason Merrill <jason@redhat.com>
447
448 PR c++/48313
449 * pt.c (maybe_adjust_types_for_deduction): Handle T&& deduction
450 from overloaded function.
451
452 Core 1232
453 * call.c (build_array_conv): New.
454 (implicit_conversion): Use it.
455
456 * call.c (reference_binding): Allow direct binding to an array
457 rvalue.
458
459 Core 898
460 * parser.c (cp_parser_compound_statement): Add function_body parm.
461 Complain about non-body compound-stmt in constexpr fn.
462 (cp_parser_primary_expression, cp_parser_statement): Adjust.
463 (cp_parser_implicitly_scoped_statement): Adjust.
464 (cp_parser_function_body, cp_parser_try_block): Adjust.
465 (cp_parser_handler, cp_parser_objc_synchronized_statement): Adjust.
466 (cp_parser_objc_try_catch_finally_statement): Adjust.
467
468 Core 898
469 * semantics.c (constexpr_fn_retval): New. Allow using-declaration
470 and using-definition.
471 (register_constexpr_fundef): Call it.
472
473 * except.c (build_noexcept_spec): Call cxx_constant_value after
474 converting to bool.
475
476 2011-03-25 Kai Tietz <ktietz@redhat.com>
477
478 * lex.c (interface_strcmp): Handle dos-paths.
479 (handle_pragma_implementation): Use filename_cmp instead of
480 strcmp.
481 (in_main_input_context): Likewise.
482
483 2011-03-25 Jason Merrill <jason@redhat.com>
484
485 Core 1135
486 * method.c (defaulted_late_check): Check for exception spec mismatch.
487 (defaultable_fn_check): Allow exception spec and virtual.
488 * class.c (check_for_override): A virtual dtor is non-trivial.
489
490 PR c++/48289
491 * pt.c (build_non_dependent_expr): Keep dereferences outside the
492 NON_DEPENDENT_EXPR.
493
494 2011-03-25 Kai Tietz <ktietz@redhat.com>
495
496 * decl.c (decls_match): Replace target hook
497 call of comp_type_attributes by version in tree.c file.
498 * search.c (check_final_overrider): Likewise.
499 * typeck.c (structural_comptypes): Likewise.
500
501 2011-03-21 Kai Tietz <ktietz@redhat.com>
502
503 PR target/12171
504 * cxx-pretty-print.c (pp_cxx_ptr_operator):
505 Display allowed attributes for function pointer types.
506 * error.c (dump_type_prefix): Likewise.
507
508 * tree.c (cxx_attribute_table): Adjust table.
509
510 2011-03-18 Jason Merrill <jason@redhat.com>
511
512 PR c++/48162
513 * semantics.c (finish_call_expr): Allow TARGET_EXPR for now.
514
515 PR c++/48118
516 * call.c (build_over_call): Don't skip ck_rvalue.
517
518 2011-03-17 Jason Merrill <jason@redhat.com>
519
520 PR c++/47504
521 * semantics.c (cxx_eval_constant_expression) [NOP_EXPR]: Don't let
522 the conversion set TREE_OVERFLOW.
523
524 Core 1212
525 * semantics.c (finish_decltype_type): Return T&& for xvalue.
526 * typeck.c (unlowered_expr_type): Preserve cv-quals.
527
528 PR c++/48166
529 * decl.c (revert_static_member_fn): Strip function-cv-quals.
530
531 2011-03-16 Jason Merrill <jason@redhat.com>
532
533 PR c++/48089
534 * semantics.c (potential_constant_expression_1): Don't allow *this
535 in a constructor.
536 (register_constexpr_fundef): Use potential_rvalue_constant_expression.
537
538 PR c++/47301
539 * decl.c (compute_array_index_type): Don't bother trying to deal
540 with literal classes in ABI v1.
541
542 PR c++/46336
543 * decl.c (duplicate_decls): Return NULL_TREE for clashing
544 C functions.
545
546 PR c++/47570
547 * semantics.c (cxx_eval_constant_expression) [COMPOUND_EXPR]: Don't
548 use the generic binary expression handling.
549
550 2011-03-16 Diego Novillo <dnovillo@google.com>
551
552 * Make-lang.in (CXX_PARSER_H): New.
553 (cp/parser.o): Add dependency on CXX_PARSER_H.
554 Add dependency on tree-pretty-print.h
555 (cp/cp-lang.o): Add dependency on CXX_PARSER_H.
556 * cp-lang.c: Include parser.h.
557 * parser.c: Include parser.h.
558 (struct cp_token): Add bitfield purged_p.
559 Update all users.
560 Move to parser.h.
561 (CPP_PURGED): Remove. Update all users.
562 (struct cp_lexer): Change field buffer to be a VEC of cp_token.
563 Remove field buffer_length.
564 Update all users.
565 Move to parser.h.
566 (struct tree_check): Move to parser.h.
567 (cp_token_position): Likewise.
568 (struct cp_token_cache): Likewise.
569 (CPP_KEYWORD): Likewise.
570 (CPP_TEMPLATE_ID): Likewise.
571 (CPP_NESTED_NAME_SPECIFIER): Likewise.
572 (N_CP_TTYPES): Likewise.
573 (enum cp_parser_status_kind): Likewise.
574 (struct cp_parser_context): Likewise.
575 (struct cp_default_arg_entry_d): Likewise.
576 (struct cp_unparsed_functions_entry_d): Likewise.
577 (struct cp_parser): Likewise.
578 (cp_lexer_dump_tokens): New.
579 (cp_lexer_debug_tokens): New.
580 (cp_lexer_finished_p): New.
581 (cp_lexer_alloc): Factor out of cp_lexer_new_main.
582 (cp_lexer_new_main): Re-write main lexing loop to push
583 tokens into the new VEC buffer.
584 (cp_lexer_print_token): Improve printing of CPP_NUMBER tokens.
585 Do not abort if the token type is not recognized, just print
586 its code.
587 * parser.h: New file.
588 * config-lang.in (gtfiles): Add cp/parser.h.
589
590 2011-03-16 Jason Merrill <jason@redhat.com>
591
592 Core 1148
593 * typeck.c (check_return_expr): Fix conditions for setting
594 LOOKUP_PREFER_RVALUE.
595
596 * call.c (build_over_call): Remove require_complete_type_sfinae call.
597
598 PR c++/48132
599 * decl.c (check_array_designated_initializer): Allow integer index.
600 (reshape_init_array_1): Set index on the elements.
601
602 2011-03-16 Jason Merrill <jason@redhat.com>
603
604 PR c++/48113
605 * typeck.c (convert_for_initialization): Use
606 perform_implicit_conversion_flags.
607 * call.c (standard_conversion): If LOOKUP_PREFER_RVALUE, set
608 rvaluedness_matches_p on ck_rvalue.
609 (convert_like_real) [ck_rvalue]: And restore it here.
610
611 PR c++/48115
612 * call.c (convert_arg_to_ellipsis): Handle incomplete type.
613
614 2011-03-16 Jason Merrill <jason@redhat.com>
615
616 * parser.c (cp_parser_abort_tentative_parse): Make sure we haven't
617 committed to this tentative parse.
618
619 PR c++/47999
620 * semantics.c (finish_call_expr): Preserve reference semantics
621 in templates.
622
623 * call.c (convert_default_arg): Use LOOKUP_IMPLICIT.
624
625 2011-03-16 Jakub Jelinek <jakub@redhat.com>
626
627 * cp-objcp-common.c (cp_function_decl_explicit_p): Don't crash if
628 DECL_LANG_SPECIFIC is NULL.
629
630 2011-03-15 Jason Merrill <jason@redhat.com>
631
632 Core 1074
633 * pt.c (value_dependent_expression_p) [NOEXCEPT_EXPR]: Don't
634 check value_dependent_expression_p on the operand.
635
636 * semantics.c (push_cx_call_context): Return bool.
637 (cxx_eval_call_expression): Handle excess depth.
638
639 Core 1191
640 * method.c (synthesized_method_walk): Cleanups don't affect the
641 triviality of a constructor, but do affect deletion and exception
642 specification.
643
644 2011-03-15 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
645
646 * decl2.c (cp_check_const_attributes): New.
647 (cplus_decl_attributes): Call cp_check_const_attributes.
648
649 2011-03-15 Jason Merrill <jason@redhat.com>
650
651 PR c++/34758
652 * call.c (convert_default_arg): Use DECL_ORIGIN of fn. Check for
653 recursion first.
654 (push_defarg_context, pop_defarg_context): New.
655 * parser.c (cp_parser_late_parsing_default_args): Use them.
656 * cp-tree.h: Declare them.
657
658 2011-03-11 Dodji Seketeli <dodji@redhat.com>
659
660 * call.c (add_builtin_candidate)<case INDIRECT_REF>: The type of
661 the argument of the indirection operator should not be dependent.
662 Fix the comment.
663
664 2011-03-11 Jason Merrill <jason@redhat.com>
665
666 PR c++/47125
667 * pt.c (tsubst) [TYPENAME_TYPE]: Only give errors if tf_error.
668
669 PR c++/47144
670 * parser.c (cp_parser_template_type_arg): Set
671 type_definition_forbidden_message.
672
673 PR c++/47808
674 * decl.c (compute_array_index_type): Discard folding
675 if it didn't produce a constant.
676
677 2011-03-11 Jakub Jelinek <jakub@redhat.com>
678
679 PR c++/48035
680 * init.c (build_zero_init_1): Extracted from build_zero_init.
681 Add FIELD_SIZE argument, if non-NULL and field bit_position
682 as not smaller than that, don't add that field's initializer.
683 Pass DECL_SIZE as last argument to build_zero_init_1
684 for DECL_FIELD_IS_BASE fields.
685 (build_zero_init): Use build_zero_init_1.
686
687 2011-03-10 Jason Merrill <jason@redhat.com>
688
689 PR c++/48029
690 * pt.c (iterative_hash_template_arg): Remove special case for
691 ARRAY_TYPE.
692
693 PR c++/47198
694 * parser.c (cp_parser_single_declaration): Just return if
695 cp_parser_parse_and_diagnose_invalid_type_name complained.
696
697 2011-03-09 Jason Merrill <jason@redhat.com>
698
699 PR c++/44629
700 * pt.c (unify): An unresolved overload is a nondeduced context.
701
702 2011-03-09 Martin Jambor <mjambor@suse.cz>
703
704 PR tree-optimization/47714
705 * method.c (use_thunk): Clear addressable flag of thunk arguments.
706
707 2011-03-08 Dodji Seketeli <dodji@redhat.com>
708
709 PR c++/47705
710 * pt.c (convert_nontype_argument): Only call decay_conversion on
711 arrays.
712
713 2011-03-08 Jason Merrill <jason@redhat.com>
714
715 PR c++/47488
716 * mangle.c (write_template_arg_literal) [STRING_CST]: Sorry.
717
718 PR c++/47705
719 * pt.c (convert_nontype_argument): Don't crash on non-pointer
720 argument to pointer parameter.
721
722 PR c++/45651
723 * pt.c (instantiate_decl): Don't clear DECL_INTERFACE_KNOWN on
724 !TREE_PUBLIC decls.
725
726 2011-03-08 Dodji Seketeli <dodji@redhat.com>
727
728 PR c++/47957
729 * name-lookup.c (binding_to_template_parms_of_scope_p): Only
730 consider scopes of primary template definitions. Adjust comments.
731
732 2011-03-07 Jason Merrill <jason@redhat.com>
733
734 PR c++/48003
735 * pt.c (convert_nontype_argument): Fix -fpermissive allowing
736 integer overflow.
737 * semantics.c (potential_constant_expression_1): Check TREE_OVERFLOW.
738
739 PR c++/48015
740 * init.c (constant_value_1): Always require init to be TREE_CONSTANT.
741
742 PR c++/48008
743 * mangle.c (write_type): Strip cv-quals from FUNCTION_TYPE here.
744 (write_CV_qualifiers_for_type): Not here.
745
746 2011-03-06 Joseph Myers <joseph@codesourcery.com>
747
748 * lang-specs.h: Match -save-temps* instead of -save-temps.
749
750 2011-03-05 Jason Merrill <jason@redhat.com>
751
752 * mangle.c (write_expression): Change ABI v6 to v5.
753 (write_type): Likewise.
754
755 2011-03-04 Jan Hubicka <jh@suse.cz>
756
757 PR lto/47497
758 * optimize.c (maybe_clone_body): Update call of cgraph_same_body_alias
759 and cgraph_add_thunk.
760 * method.c (make_alias_for_thunk, use_thunk): Likewise.
761 * mangle.c (mangle_decl): Likewise.
762
763 2011-03-04 Jason Merrill <jason@redhat.com>
764
765 PR c++/47971
766 * pt.c (tsubst_copy_and_build) [PSEUDO_DTOR_EXPR]: Use tsubst for type.
767 (tsubst_copy) [default]: Just return t if !ENABLE_CHECKING.
768
769 PR c++/46220
770 * search.c (check_final_overrider): Allow pointer to same incomplete
771 class type with different cv-quals.
772
773 2011-03-03 Paolo Carlini <paolo.carlini@oracle.com>
774
775 PR c++/47974
776 * pt.c (tsubst_template_args): Check argument t for error_mark_node.
777
778 2011-03-03 Jason Merrill <jason@redhat.com>
779
780 PR c++/47950
781 * pt.c (tsubst_copy_and_build) [TARGET_EXPR]: Retain TREE_CONSTANT.
782
783 2011-03-02 Jason Merrill <jason@redhat.com>
784
785 PR c++/47950
786 * parser.c (cp_parser_condition): Don't fold_non_dependent_expr here.
787
788 PR c++/47774
789 * tree.c (build_vec_init_elt): Split out from...
790 (build_vec_init_expr): ...here.
791 (diagnose_non_constexpr_vec_init): New fn.
792 * semantics.c (potential_constant_expression_1): Use it.
793 * cp-tree.h: Declare it.
794
795 2011-03-01 Jason Merrill <jason@redhat.com>
796
797 PR c++/46159
798 * parser.c (cp_parser_primary_expression): Don't warn about a
799 failed tentative parse.
800
801 PR c++/47200
802 * semantics.c (cxx_bind_parameters_in_call): Don't call
803 adjust_temp_type on non-constant args.
804
805 PR c++/47851
806 * call.c (standard_conversion): Provide requested cv-quals on
807 class rvalue conversion.
808
809 PR c++/46282
810 * decl2.c (grokbitfield): Handle type-dependent width.
811
812 2011-02-28 Jason Merrill <jason@redhat.com>
813
814 PR c++/47873
815 * class.c (update_vtable_entry_for_fn): Check BINFO_LOST_PRIMARY_P
816 after checking for a non-thunk.
817
818 2011-02-26 Jason Merrill <jason@redhat.com>
819
820 PR c++/47904
821 * tree.c (cp_tree_equal): Compare DECL_PARM_LEVEL.
822 * pt.c (iterative_hash_template_arg): And hash it.
823
824 PR c++/47897
825 * semantics.c (non_const_var_error): Split out from...
826 (cxx_eval_constant_expression): ...here.
827 (potential_constant_expression_1) [VAR_DECL]: Use it.
828 Allow dependent variables.
829
830 2011-02-24 Jason Merrill <jason@redhat.com>
831
832 * parser.c (cp_parser_constant_expression): Set
833 non_integral_constant_expression correctly for C++0x too.
834 (cp_parser_static_assert): Allow non-constant expression.
835 (cp_parser_direct_declarator): Expect non_constant_p to be set
836 properly for C++0x.
837 * pt.c (value_dependent_expression_p): Handle TYPEID_EXPR.
838 * semantics.c (maybe_constant_value): Check type_unknown_p too.
839 (potential_rvalue_constant_expression): New.
840 (require_potential_rvalue_constant_expression): New.
841
842 2011-02-23 Jason Merrill <jason@redhat.com>
843
844 * cp-tree.h (DECL_PARM_LEVEL): New.
845 (struct lang_decl_parm): Add level field.
846 * name-lookup.c (function_parm_depth): New fn.
847 * name-lookup.h: Declare it.
848 * parser.c (cp_parser_parameter_declaration_list): Use it.
849 * mangle.c (struct globals): Add parm_depth field.
850 (write_bare_function_type): Adjust it.
851 (write_expression): Include the level delta in PARM_DECL mangling
852 for abi >= 6.
853
854 * semantics.c (finish_decltype_type): Remove shortcut for decltype
855 of id-expression.
856 * mangle.c (write_type) [DECLTYPE_TYPE]: Strip it here for abi < 6.
857
858 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
859
860 PR c++/46868
861 * parser.c (cp_parser_class_specifier): Require a closing brace
862 to attempt error recovery.
863
864 2011-02-23 Jakub Jelinek <jakub@redhat.com>
865
866 PR c++/47833
867 * pt.c (struct pending_template): Add chain_next GTY option.
868 * decl.c (struct named_label_use_entry): Likewise.
869
870 2011-02-22 Paolo Carlini <paolo.carlini@oracle.com>
871
872 PR c++/47242
873 * semantics.c (build_lambda_object): Bail out if a field is
874 error_mark_node.
875
876 2011-02-22 Dodji Seketeli <dodji@redhat.com>
877
878 PR c++/47666
879 * class.c (dfs_declare_virt_assop_and_dtor)
880 (declare_virt_assop_and_dtor): New static functions.
881 (add_implicitly_declared_members): Use
882 declare_virt_assop_and_dtor.
883
884 2011-02-21 Jason Merrill <jason@redhat.com>
885
886 PR c++/47207
887 * decl2.c (decl_constant_var_p): A constexpr var needs an
888 initializer to be constant.
889 * semantics.c (cxx_eval_constant_expression): Complain about
890 constexpr var used in its own initializer.
891 * call.c (set_up_extended_ref_temp): Set
892 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P too.
893
894 2011-02-20 Jason Merrill <jason@redhat.com>
895
896 PR c++/47199
897 * semantics.c (cxx_eval_call_expression): Call
898 cxx_eval_constant_expression in trivial shortcut.
899
900 PR c++/46831
901 * call.c (convert_class_to_reference): Don't try to set up a
902 second conv sequence for non-viable candidates.
903
904 PR c++/47703
905 * error.c (location_of): Handle non-tagged types.
906
907 PR c++/46472
908 * method.c (process_subob_fn): Instantiate constexpr templates.
909 * optimize.c (maybe_clone_body): Propagate DECL_DECLARED_CONSTEXPR_P.
910
911 2011-02-20 Dodji Seketeli <dodji@redhat.com>
912
913 PR c++/46394
914 * pt.c (tsubst_pack_expansion): do not use
915 cp_tree_equal/same_type_p to detect an expansion of a parameter
916 pack.
917
918 2011-02-19 Jason Merrill <jason@redhat.com>
919
920 PR c++/47503
921 * semantics.c (cxx_eval_call_expression): Shortcut trivial copy.
922
923 2011-02-18 Paolo Carlini <paolo.carlini@oracle.com>
924
925 PR c++/47795
926 * semantics.c (finish_non_static_data_member): Early return if
927 object is error_mark_node.
928
929 2011-02-18 Dodji Seketeli <dodji@redhat.com>
930
931 PR c++/47208
932 * pt.c (do_auto_deduction): Do not mention error_mark_node in
933 diagnostics.
934 * semantics.c (finish_id_expression): Do not pass erroneous decl
935 to decl_constant_var_p.
936
937 2011-02-17 Jakub Jelinek <jakub@redhat.com>
938
939 PR c++/47783
940 * cvt.c (convert_from_reference): Call mark_exp_read.
941
942 2011-02-11 Dodji Seketeli <dodji@redhat.com>
943
944 PR c++/47172
945 * pt.c (finish_call_expr): Consider a call expression that has a
946 dependent "this" pointer as being dependent. Add comments.
947 (dependent_type_p, type_dependent_expression_p): Update comments.
948
949 2011-02-16 Dodji Seketeli <dodji@redhat.com>
950
951 PR c++/47326
952 * pt.c (tsubst_copy)<case SIZEOF_EXPR>: Ensure that even pack
953 expansion arguments are not evaluated.
954
955 2011-02-16 Jakub Jelinek <jakub@redhat.com>
956
957 PR c++/47704
958 * cp-tree.h (ENUM_FIXED_UNDERLYING_TYPE_P): Use TYPE_LANG_FLAG_5
959 instead of TYPE_LANG_FLAG_3.
960 * pt.c (lookup_template_class): Copy over
961 ENUM_FIXED_UNDERLYING_TYPE_P.
962
963 2011-02-15 Jason Merrill <jason@redhat.com>
964
965 PR c++/46807
966 * method.c (synthesized_method_walk): Always exit early for
967 trivial fn in C++98 mode.
968
969 2011-02-14 Jason Merrill <jason@redhat.com>
970
971 PR c++/47482
972 * parser.c (cp_parser_enumerator_definition): Call
973 fold_non_dependent_expr.
974
975 2011-02-09 Jason Merrill <jason@redhat.com>
976
977 * decl.c (cp_make_fname_decl): Set DECL_THIS_STATIC at toplevel.
978 * semantics.c (finish_fname): Only return the name if we're in
979 a function.
980
981 * decl.c (build_enumerator): Don't perform integral promotions on
982 non-integral constants.
983
984 * cvt.c (convert_to_void): Handle null op1.
985
986 * class.c (type_has_constexpr_default_constructor): Make sure the
987 caller stripped an enclosing array.
988 * init.c (perform_member_init): Strip arrays before calling it.
989
990 PR c++/47511
991 * semantics.c (potential_constant_expression_1): Handle TEMPLATE_DECL.
992
993 2011-02-03 Dodji Seketeli <dodji@redhat.com>
994
995 PR c++/47398
996 * tree.c (cp_tree_equal)<TEMPLATE_PARM_INDEX>: Take the number of
997 template parameters in account.
998
999 2011-02-03 Nathan Froyd <froydnj@codesourcery.com>
1000
1001 PR c++/46890
1002 * parser.c (cp_parser_class_specifier): Fix setting of
1003 want_semicolon.
1004
1005 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1006
1007 PR c++/47416
1008 * semantics.c (build_data_member_initialization): Handle
1009 STATEMENT_LIST always instead of just for CLEANUP_BODY.
1010
1011 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1012
1013 * g++spec.c (lang_specific_driver) [HAVE_LD_STATIC_DYNAMIC] Use
1014 LD_STATIC_OPTION, LD_DYNAMIC_OPTION.
1015
1016 2011-01-29 Dodji Seketeli <dodji@redhat.com>
1017
1018 PR c++/47311
1019 * cp-tree.h (fixup_template_parms): Declare.
1020 * pt.c (end_template_parm_list): Do not fixup template parms here.
1021 (fixup_template_parms): Remove static. Fix typo in the
1022 comments. Remove useless code statement.
1023 (fixup_template_parm): For a template template parameter, fixup
1024 its attributes before fixing up its type.
1025 * parser.c
1026 (cp_parser_template_declaration_after_export): After parsing
1027 template parameters fixup their types.
1028
1029 2011-01-26 Jakub Jelinek <jakub@redhat.com>
1030
1031 PR c++/47476
1032 * semantics.c (potential_constant_expression_1): Handle
1033 TRUTH_XOR_EXPR.
1034
1035 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1036
1037 PR c++/43601
1038 * semantics.c (expand_or_defer_fn_1): Handle it.
1039 * decl2.c (decl_needed_p): Likewise.
1040
1041 2011-01-21 Jason Merrill <jason@redhat.com>
1042
1043 PR c++/47041
1044 * semantics.c (build_constexpr_constructor_member_initializers):
1045 Handle trivial copy.
1046
1047 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1048
1049 PR c++/47388
1050 * semantics.c (begin_for_stmt): If -fno-for-scope, don't
1051 assume init must be NULL if scope is NULL.
1052 (begin_range_for_stmt): Likewise.
1053
1054 2011-01-21 Jason Merrill <jason@redhat.com>
1055
1056 PR c++/46552
1057 * semantics.c (cxx_eval_constant_expression): Handle OFFSET_REF.
1058
1059 PR c++/46977
1060 * semantics.c (potential_constant_expression_1): Split out from
1061 potential_constant_expression. Add want_rval parm. Handle
1062 template expression forms. Don't enforce restriction on address
1063 of automatic variable here. Add a couple of diagnostics that
1064 had been missing.
1065 (require_potential_constant_expression): New entry point.
1066 (build_data_member_initialization, register_constexpr_fundef): Adjust.
1067 (maybe_constant_value): Check potential_constant_expression.
1068 * pt.c (fold_non_dependent_expr_sfinae): Likewise.
1069 * tree.c (build_vec_init_expr): Adjust.
1070
1071 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1072
1073 PR c++/47303
1074 * decl2.c (finish_anon_union): Only call mangle_decl if TREE_STATIC
1075 or DECL_EXTERNAL.
1076
1077 2011-01-17 Jason Merrill <jason@redhat.com>
1078
1079 PR c++/47067
1080 * semantics.c (base_field_constructor_elt): New fn.
1081 (cxx_eval_bare_aggregate): Use it.
1082 (build_data_member_initialization): Leave COMPONENT_REF for
1083 vfield inits.
1084
1085 2011-01-14 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
1086
1087 * parser.c (cp_parser_range_for): Remove the "unused variable" warning
1088 workaround.
1089
1090 2011-01-15 Giovanni Funchal <gafunchal@gmail.com>
1091 Jonathan Wakely <jwakely.gcc@gmail.com>
1092
1093 PR c++/33558
1094 * decl.c (grokdeclarator): Reject mutable reference members.
1095
1096 2011-01-14 Jason Merrill <jason@redhat.com>
1097
1098 PR c++/47289
1099 * pt.c (coerce_template_parms): Fix error recovery.
1100
1101 PR c++/46903
1102 * typeck2.c (check_narrowing): Only check arithmetic types.
1103
1104 PR c++/46688
1105 * tree.c (build_vec_init_expr): Handle flexible array
1106 properly.
1107
1108 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
1109
1110 PR c++/47213
1111 * cp-tree.h (CLASSTYPE_VISIBILITY): Use
1112 TYPE_MAIN_DECL instead of TYPE_NAME.
1113 (CLASSTYPE_VISIBILITY_SPECIFIED): Likewise.
1114 * decl2.c (determine_visibility): Add check
1115 of CLASS_TYPE_P for underlying_type.
1116
1117 2011-01-12 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
1118
1119 * cp-tree.h (begin_for_scope): New prototype.
1120 (begin_for_stmt): Update prototype.
1121 (begin_range_for_stmt): Update prototype.
1122 * init.c (build_vec_init): Update call to begin_for_stmt.
1123 * parser.c (cp_parser_for): New.
1124 (cp_parser_c_for): Add three new parameters.
1125 (cp_parser_range_for): Likewise. Most parsing code removed.
1126 (cp_parser_iteration_statement): Call cp_parser_for instead of
1127 cp_parser_c_for and cp_parser_range_for.
1128 (cp_parser_for_init_statement): Add new parameter and return type.
1129 (cp_parser_block_declaration): Update call to
1130 cp_parser_simple_declaration.
1131 (cp_parser_simple_declaration): Add new parameter.
1132 Update call to cp_parser_init_declarator.
1133 (cp_parser_init_declarator): Add new parameter.
1134 * pt.c (tsubst_expr): Update call to begin_for_stmt.
1135 * semantics.c (begin_for_scope): New.
1136 (begin_for_stmt): Add two new parameters.
1137 (begin_range_for_stmt): Likewise.
1138
1139 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1140
1141 * parser.c (cp_parser_objc_at_property_declaration): Improved
1142 error message.
1143
1144 2011-01-11 Dodji Seketeli <dodji@redhat.com>
1145
1146 PR debug/46955
1147 * cp-lang.c (get_template_innermost_arguments_folded)
1148 (get_template_argument_pack_elems_folded)
1149 (template_arg_needs_folding, fold_cplus_constants): New static
1150 functions.
1151 (LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS): Set this hook to
1152 get_template_innermost_arguments_folded.
1153 (LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS): Set this hook to
1154 get_template_argument_pack_elems_folded.
1155
1156 2011-01-11 Jason Merrill <jason@redhat.com>
1157
1158 PR c++/46658
1159 * init.c (build_new_1): Handle value-init in templates differently.
1160
1161 PR c++/45520
1162 * tree.c (maybe_dummy_object): Check current_class_ref against
1163 context, not current_class_type.
1164
1165 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
1166
1167 PR objc/47078
1168 * parser.c (cp_parser_objc_typename): If the type is unknown, for
1169 error recovery purposes behave as if it was not specified so that
1170 the default type is used.
1171
1172 2011-01-07 Jakub Jelinek <jakub@redhat.com>
1173
1174 PR c++/47022
1175 * pt.c (tsubst_copy_and_build): Use tsubst instead of tsubst_copy
1176 for the second build_x_va_arg argument.
1177
1178 2011-01-05 Tom Tromey <tromey@redhat.com>
1179
1180 * typeck.c (cp_build_addr_expr_1): Update call to lvalue_error.
1181 (lvalue_or_else): Likewise.
1182
1183 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
1184
1185 PR target/38662
1186 * tree.c (cxx_type_hash_eq):
1187 Allow METHOD_TYPE, too.
1188
1189 \f
1190 Copyright (C) 2011 Free Software Foundation, Inc.
1191
1192 Copying and distribution of this file, with or without modification,
1193 are permitted in any medium without royalty provided the copyright
1194 notice and this notice are preserved.