| blob | 65991150ef0aa775466ea99365cad733d6649987 |
1 2018-05-07 Jason Merrill <jason@redhat.com>
3 PR c++/85646 - lambda visibility.
4 * decl2.c (determine_visibility): Don't mess with template arguments
5 from the containing scope.
6 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
7 thunk.
9 2018-05-07 Nathan Sidwell <nathan@acm.org>
11 Remove fno-for-scope
12 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
13 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
14 (SET_DECL_SHADOWED_FOR_VAR): Delete.
15 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
16 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
17 Don't declare.
18 * name-lookup.h (struct cp_binding_level): Remove
19 dead_vars_from_for field.
20 * cp-lang.c (cp_init_ts): Delete.
21 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
22 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
23 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
24 (init_shadowed_var_for_decl): Delete.
25 * decl.c (poplevel): Remove shadowed for var handling.
26 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
27 * name-lookup.c (find_local_binding): Remove shadowed for var
28 handling.
29 (check_local_shadow): Likewise.
30 (check_for_out_of_scope_variable): Delete.
31 * parser.c (cp_parser_primary_expression): Remove shadowed for var
32 handling.
33 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
34 * semantics.c (begin_for_scope): Always have a scope.
35 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
36 (begin_range_for_stmt, finish_id_expression): Likewise.
38 2018-05-07 Jason Merrill <jason@redhat.com>
40 PR c++/85618 - ICE with initialized VLA.
41 * tree.c (vla_type_p): New.
42 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
43 rather than array_of_runtime_bound_p.
45 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
47 * cvt.c (ocp_convert): Early handle the special case of a
48 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
50 2018-05-03 Jason Merrill <jason@redhat.com>
52 PR c++/85600 - virtual delete failure.
53 * init.c (build_delete): Always save_expr when deleting.
55 2018-05-03 Nathan Sidwell <nathan@acm.org>
57 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
58 * name-lookup.c (do_pushdecl): Likewise.
60 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
61 Jason Merrill <jason@redhat.com>
63 PR c++/68374
64 * name-lookup.c (check_local_shadow): Don't handle static old
65 declarations in the block handling locals shadowing locals.
67 2018-05-01 Jason Merrill <jason@redhat.com>
69 PR c++/85587 - error with scoped enum in template.
70 * semantics.c (finish_qualified_id_expr): Don't return an
71 unqualified IDENTIFIER_NODE.
73 2018-04-30 Jason Merrill <jason@redhat.com>
75 PR c++/85580 - extern "C" and local variables
76 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
78 PR c++/84701 - unsigned typeof.
79 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
80 of long/short/signed/unsigned.
82 PR c++/85305 - pack in lambda init-capture.
83 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
84 check_for_bare_parameter_packs in a subexpression.
85 (cp_parser_lambda_introducer): Use it.
87 PR c++/61982 - dead stores to destroyed objects.
88 * call.c (build_trivial_dtor_call): New, assigns a clobber.
89 (build_over_call, build_special_member_call): Use it.
90 * cp-tree.h: Declare it.
91 * init.c (build_delete): Remove trivial path.
93 * init.c (build_dtor_call): Use build_special_member_call.
94 (build_delete): Remove redundant uses of save_addr.
96 * decl.c (build_clobber_this): Use build_clobber.
98 2018-04-27 Jakub Jelinek <jakub@redhat.com>
100 PR c++/85553
101 * init.c (build_zero_init_1): For zero initialization of
102 NULLPTR_TYPE_P type use build_int_cst directly.
104 2018-04-27 David Malcolm <dmalcolm@redhat.com>
106 PR c++/85515
107 * name-lookup.c (consider_binding_level): Skip compiler-generated
108 variables.
109 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
110 nested if statements into a series of rejection tests. Reject
111 lambda-ignored entities as suggestions.
113 2018-04-27 Jason Merrill <jason@redhat.com>
115 * cvt.c (cp_fold_convert): Use convert_ptrmem.
116 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
118 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
120 PR c++/84691
121 * decl.c (grokdeclarator): Clear friendp upon definition in local
122 class definition error.
124 2018-04-27 Jason Merrill <jason@redhat.com>
126 PR c++/85545 - ICE with noexcept PMF conversion.
127 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
128 build_ptrmemfunc.
129 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
130 adjustment.
131 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
133 2018-04-27 Nathan Sidwell <nathan@acm.org>
135 * typeck.c (convert_ptrmem): Move local var decls to initialization.
137 * cp-tree.h (TEMPLATE_INFO): Fix comments.
138 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
139 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
140 (dump, print_other_binding_stacks): Remove declarations.
141 * name-lookup.c (print_other_binding_stack): Make static.
142 * pt.c (build_template_decl): Make static.
144 2018-04-26 Jason Merrill <jason@redhat.com>
146 PR c++/85545 - ICE with noexcept PMF conversion.
147 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
149 2018-04-25 Nathan Sidwell <nathan@acm.org>
151 PR c++/85437
152 PR c++/49171
153 * cp-tree.h (REINTERPRET_CAST_P): New.
154 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
155 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
156 for non-trivial PTRMEM_CST cases.
157 * typeck.c (build_nop_reinterpret): New.
158 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
159 NOP_EXPRs returned by cp_convert.
161 2018-04-23 Jason Merrill <jason@redhat.com>
163 PR c++/69560 - wrong alignof(double) on x86.
164 CWG 1879 - Inadequate definition of alignment requirement.
165 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
166 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
167 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
168 (cxx_alignof_expr): Pass it.
169 * parser.c (cp_parser_unary_expression): Pass it.
170 * pt.c (tsubst_copy): Copy it.
171 (tsubst_copy_and_build): Pass it.
172 * decl.c (fold_sizeof_expr): Pass it.
174 2018-04-23 Jakub Jelinek <jakub@redhat.com>
175 Jason Merrill <jason@redhat.com>
177 PR c++/85470 - wrong error with static data member.
178 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
179 * typeck2.c (store_init_value): Likewise.
181 2018-04-20 Jakub Jelinek <jakub@redhat.com>
183 PR c++/85462
184 * cp-tree.h (tinst_level): Remove in_system_header_p member,
185 change refcount member from unsigned char to unsigned short,
186 add refcount_infinity static data member, adjust comments.
187 * pt.c (tinst_level::refcount_infinity): Define.
188 (inc_refcount_use): Remove assert, don't increment if refcount
189 is already refcount_infinity, adjust comment.
190 (dec_refcount_use): Remove assert, don't decrement if refcount
191 is refcount_infinity, adjust comment.
192 (push_tinst_level_loc): Formatting fix.
194 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
196 PR c++/84611
197 * pt.c (lookup_template_class_1): Check pushtag return value for
198 error_mark_node.
200 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
202 PR c++/80290
203 * cp-tree.h (tinst_level::free): Fix whitespace.
205 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
207 PR c++/84630
208 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
209 for error_mark_node.
211 2018-04-18 Jakub Jelinek <jakub@redhat.com>
213 PR c++/84463
214 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
215 tricks from here to ...
216 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
217 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
219 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
221 PR c++/80290
222 * cp-tree.h (struct tinst_level): Split decl into tldcl and
223 targs. Add private split_list_p, tree_list_p, and not_list_p
224 inline const predicates; to_list private member function
225 declaration; free public member function declaration; list_p,
226 get_node and maybe_get_node accessors, and refcount data
227 member. Narrow errors to unsigned short.
228 * error.c (print_instantiation_full_context): Use new
229 accessors.
230 (print_instantiation_partial_context_line): Likewise. Drop
231 const from tinst_level-typed parameter.
232 * mangle.c (mangle_decl_string): Likewise.
233 * pt.c (freelist): New template class.
234 (tree_list_freelist_head): New var.
235 (tree_list_freelist): New fn, along with specializations.
236 (tinst_level_freelist_head): New var.
237 (pending_template_freelist_head): Likewise.
238 (tinst_level_freelist, pending_template_freelist): New fns.
239 (tinst_level::to_list, tinst_level::free): Define.
240 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
241 (set_refcount_ptr): New template fn.
242 (add_pending_template): Adjust for refcounting, freelists and
243 new accessors.
244 (neglectable_inst_p): Take a NULL d as a non-DECL.
245 (limit_bad_template_recursion): Use new accessors.
246 (push_tinst_level): New overload to create the list.
247 (push_tinst_level_loc): Make it static, split decl into two
248 args, adjust tests and initialization to cope with split
249 lists, use freelist, adjust for refcounting.
250 (push_tinst_level_loc): New wrapper with the old interface.
251 (pop_tinst_level): Adjust for refcounting.
252 (record_last_problematic_instantiation): Likewise.
253 (reopen_tinst_level): Likewise. Use new accessors.
254 (instantiate_alias_template): Adjust for split list.
255 (fn_type_unification): Likewise.
256 (get_partial_spec_bindings): Likewise.
257 (instantiate_pending_templates): Use new accessors. Adjust
258 for refcount. Release pending_template to freelist.
259 (instantiating_current_function_p): Use new accessors.
261 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
263 PR c++/85039
264 * parser.c (cp_parser_builtin_offset): Reject type definitions.
265 * mangle.c (nested_anon_class_index): Avoid crash returning -1
266 if we've seen errors.
268 2018-04-12 David Malcolm <dmalcolm@redhat.com>
270 PR c++/85385
271 * name-lookup.c (macro_use_before_def::maybe_make): New function,
272 checking that the use is indeed before the definition.
273 (macro_use_before_def::macro_use_before_def): Make private.
274 (macro_use_before_def::~macro_use_before_def): Make private. Move
275 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
276 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
277 than using new directly.
279 2018-04-12 Jason Merrill <jason@redhat.com>
281 PR c++/85356 - ICE with pointer to member function.
282 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
283 flag_noexcept_type. Build the new spec within the function context.
284 * except.c (build_noexcept_spec): Do get constant value in templates
285 if flag_noexcept_type.
286 * decl.c (check_redeclaration_exception_specification): Don't
287 instantiate noexcept on a dependent declaration.
289 2018-04-12 Marek Polacek <polacek@redhat.com>
291 PR c++/85258
292 * constexpr.c (reduced_constant_expression_p): Return false for null
293 trees.
295 2018-04-11 Marek Polacek <polacek@redhat.com>
297 PR c++/85032
298 * constexpr.c (potential_constant_expression_1): Consider conversions
299 from classes to literal types potentially constant.
301 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
303 PR c++/70808
304 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
305 the type like TYPE_PTR_OR_PTRMEM_P.
307 2018-04-10 Jason Merrill <jason@redhat.com>
309 PR debug/65821 - wrong location for main().
310 * call.c (clear_location_r, convert_default_arg): Revert.
311 * tree.c (break_out_target_exprs): Add clear_location parm.
312 (struct bot_data): New.
313 (bot_manip): Clear location if requested.
314 * init.c (get_nsdmi): Pass clear_location.
316 2018-04-10 David Malcolm <dmalcolm@redhat.com>
318 PR c++/85110
319 * call.c (get_fndecl_argument_location): Make non-static.
320 * cp-tree.h (get_fndecl_argument_location): New decl.
321 * typeck.c (convert_for_assignment): When complaining due to
322 conversions for an argument, show the location of the parameter
323 within the decl.
325 2018-04-10 Jakub Jelinek <jakub@redhat.com>
327 PR c++/85312 - P0962 cleanup
328 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
329 diagnostics.
331 2018-04-10 Jason Merrill <jason@redhat.com>
333 PR debug/65821 - wrong location for main().
334 * call.c (clear_location_r): New.
335 (convert_default_arg): Use it.
336 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
338 PR c++/85285 - ICE with flexible array after substitution.
339 * pt.c (instantiate_class_template_1): Check for flexible array in
340 union.
342 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
344 PR c++/85227
345 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
346 issue a pedwarn and defer trying to do bindings.
348 2018-04-09 Jason Merrill <jason@redhat.com>
350 PR c++/85279 - dump_expr doesn't understand decltype.
351 * error.c (dump_expr): Handle DECLTYPE_TYPE.
353 PR c++/85262 - ICE with redundant qualification on constructor.
354 * call.c (build_new_method_call_1): Move make_args_non_dependent
355 after A::A() handling.
357 PR c++/85277 - ICE with invalid offsetof.
358 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
359 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
361 PR c++/85264 - ICE with excess template-parameter-list.
362 * parser.c (cp_parser_check_template_parameters): Add template_id_p
363 parameter. Don't allow an extra template header if true.
364 (cp_parser_class_head): Pass template_id_p.
365 (cp_parser_elaborated_type_specifier): Likewise.
366 (cp_parser_alias_declaration): Likewise.
367 (cp_parser_check_declarator_template_parameters): Likewise.
369 2018-04-09 Jakub Jelinek <jakub@redhat.com>
371 PR c++/85194
372 * parser.c (cp_parser_simple_declaration): For structured bindings,
373 if *maybe_range_for_decl is NULL after parsing it, set it to
374 error_mark_node.
376 2018-04-09 Jason Merrill <jason@redhat.com>
378 PR c++/85256 - ICE capturing pointer to VLA.
379 * lambda.c (add_capture): Distinguish between variable-size and
380 variably-modified types.
382 2018-04-06 Jason Merrill <jason@redhat.com>
384 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
385 * pt.c (extract_locals_r): Remember local typedefs.
387 2018-04-06 David Malcolm <dmalcolm@redhat.com>
389 PR c++/84269
390 * name-lookup.c (struct std_name_hint): Move out of
391 get_std_name_hint; add field "min_dialect".
392 (get_std_name_hint): Add min_dialect values to all initializers.
393 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
394 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
395 <shared_mutex>, <string_view>, <thread>, and <variant>.
396 Add fstream, ifstream, and ofstream to <fstream>.
397 Add istringstream, ostringstream, and stringstream to <sstream>.
398 Add basic_string to <string>.
399 Add tuple_element and tuple_size to <tuple>.
400 Add declval to <utility>.
401 Fix ordering of <queue> and <tuple>.
402 Return a std_name_hint, rather than a const char *.
403 (get_cxx_dialect_name): New function.
404 (maybe_suggest_missing_std_header): Detect names that aren't yet
405 available in the current dialect, and instead of suggesting a
406 missing #include, warn about the dialect.
408 2018-04-06 Jakub Jelinek <jakub@redhat.com>
410 PR c++/85210
411 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
412 errorcount is set if tsubst doesn't return a VAR_DECL.
414 2018-04-06 David Malcolm <dmalcolm@redhat.com>
416 PR c++/85021
417 * name-lookup.c (using_directives_contain_std_p): New function.
418 (has_using_namespace_std_directive_p): New function.
419 (suggest_alternatives_for): Simplify if/else logic using early
420 returns. If no candidates were found, and there's a
421 "using namespace std;" directive, call
422 maybe_suggest_missing_std_header.
423 (maybe_suggest_missing_header): Split later part of the function
424 into..
425 (maybe_suggest_missing_std_header): New.
427 2018-04-06 Jason Merrill <jason@redhat.com>
429 PR c++/85242 - ICE with class definition in template parm.
430 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
431 processing_template_parmlist.
433 PR c++/85240 - LTO ICE with using of undeduced auto fn.
434 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
436 2018-04-05 Jakub Jelinek <jakub@redhat.com>
438 PR c++/85209
439 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
440 is not prev, if prev == decl.
442 PR c++/85208
443 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
444 maybe_apply_pragma_weak here...
445 (cp_maybe_mangle_decomp): ... but call it here instead.
447 2018-04-05 Jason Merrill <jason@redhat.com>
449 PR c++/85136 - ICE with designated init in template.
450 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
451 designated initializer.
452 (check_array_designated_initializer): Update ce->index with the
453 constant value.
455 PR c++/83808 - ICE with VLA initialization.
456 * typeck2.c (process_init_constructor_array): Don't require a VLA
457 initializer to have VLA type.
459 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
461 PR c++/80956
462 * call.c (convert_like_real): Fail gracefully for a broken
463 std::initializer_list, missing a definition.
465 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
467 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
469 PR c++/84792
470 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
471 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
473 2018-04-05 Jason Merrill <jason@redhat.com>
475 PR c++/82152 - ICE with class deduction and inherited ctor.
476 * pt.c (do_class_deduction): Ignore inherited ctors.
478 PR c++/84665 - ICE with array of empty class.
479 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
481 PR c++/85228 - ICE with lambda in enumerator in template.
482 * pt.c (bt_instantiate_type_proc): Don't assume
483 CLASSTYPE_TEMPLATE_INFO is non-null.
485 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
487 Implement P0969
488 * decl.c (find_decomp_class_base): Check accessibility instead
489 of declared access, adjust diagnostic.
491 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
493 Implement P0961
494 * decl.c (get_tuple_decomp_init): Check the templatedness
495 of a member get.
497 2018-04-05 Jason Merrill <jason@redhat.com>
499 PR c++/85200 - ICE with constexpr if in generic lambda.
500 * pt.c (extract_locals_r): Don't record the local specs of variables
501 declared within the pattern.
503 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
505 PR c++/84979
506 * pt.c (check_auto_in_tmpl_args): New.
507 (tsubst_qualified_id): Use it to reject template args
508 referencing auto for non-type templates.
509 * parser.c (cp_parser_template_id): Likewise.
510 * cp-tree.h (check_auto_in_tmpl_args): Declare.
511 * typeck2.c (build_functional_cast): Report correct location
512 for invalid use of auto.
514 2018-04-04 Jason Merrill <jason@redhat.com>
516 PR c++/85215 - ICE with copy-init from conversion.
517 * call.c (merge_conversion_sequences): Fix type of direct binding
518 sequence.
520 PR c++/84938 - ICE with division by ~-1.
521 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
523 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
524 * parser.c (cp_parser_mem_initializer_list): Call
525 check_for_bare_parameter_packs.
527 2018-04-04 Jakub Jelinek <jakub@redhat.com>
529 PR inline-asm/85172
530 * constexpr.c (cxx_eval_builtin_function_call): For calls to
531 builtin_valid_in_constant_expr_p functions, don't call
532 cxx_eval_constant_expression if argument is not
533 potential_constant_expression.
535 PR c++/85146
536 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
537 argument.
538 * semantics.c (calculate_bases): Add complain argument. Use
539 complete_type_or_maybe_complain instead of just complete_type and
540 return an empty vector if it fails. Move make_tree_vector () call
541 after early return. Formatting fixes.
542 (calculate_direct_bases): Likewise. Call release_tree_vector at the
543 end.
544 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
545 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
546 calculate_direct_bases callers, formatting fixes.
548 2018-04-04 Jason Merrill <jason@redhat.com>
550 PR c++/85006 - -fconcepts ICE with A<auto...> return type
551 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
553 PR c++/85200 - ICE with constexpr if in generic lambda.
554 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
556 PR c++/84221 - bogus -Wunused with attribute and template.
557 * decl2.c (is_late_template_attribute): Handle unused and used
558 normally on non-TYPE_DECL.
560 PR c++/85135 - ICE with omitted template arguments.
561 * decl.c (grokdeclarator): Catch deduced class type in trailing
562 return type.
564 PR c++/85133 - ICE with missing concept initializer.
565 * decl.c (cp_finish_decl): If a concept initializer is missing, use
566 true.
568 PR c++/85118 - wrong error with generic lambda and std::bind.
569 * call.c (add_template_conv_candidate): Disable if there are any
570 call operators.
572 PR c++/85141 - ICE with compound assignment and static member fn.
573 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
574 compound assignment.
576 PR c++/85148 - ICE with 'this' in array NSDMI.
577 * tree.c (replace_placeholders_r): Use handled_component_p.
579 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
581 PR c++/65923
582 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
583 * parser.c (cp_parser_unqualified_id): ..not here.
585 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
587 PR c++/84943
588 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
589 used.
590 * decl2.c (mark_used): Return without effects if tf_conv.
592 2018-04-03 Jason Merrill <jason@redhat.com>
594 PR c++/85092 - C++17 ICE with unused list constructor.
595 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
596 from a TARGET_EXPR.
598 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
599 * constexpr.c (cxx_eval_builtin_function_call): Only defer
600 __builtin_constant_p if ctx->quiet.
602 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
604 PR c++/84768
605 * pt.c (rewrite_template_parm): If the first argument is
606 error_mark_node return it immediately.
607 (build_deduction_guide): Check the return value of the
608 latter for error_mark_node.
609 (do_class_deduction): Check the return value of the latter.
611 2018-04-03 Jason Merrill <jason@redhat.com>
613 * semantics.c (finish_if_stmt_cond): Use
614 instantiation_dependent_expression_p.
616 PR c++/85149 - generic lambda and constexpr if.
617 * pt.c (build_extra_args, add_extra_args): Split from
618 tsubst_pack_expansion.
619 (tsubst_expr) [IF_STMT]: Use them.
620 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
622 * typeck.c (merge_types): Limit matching attribute shortcut to
623 the default case.
625 2018-04-03 Jakub Jelinek <jakub@redhat.com>
627 PR c++/85147
628 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
630 PR c++/85140
631 * name-lookup.c (handle_namespace_attrs): Return early if attributes
632 is error_mark_node.
634 PR c++/85134
635 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
636 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
637 instead for static data members clear init and set DECL_EXTERNAL.
639 2018-04-02 Jason Merrill <jason@redhat.com>
641 PR c++/64095 - auto... parameter pack.
642 * parser.c (cp_parser_parameter_declaration): Handle turning autos
643 into packs here.
644 (cp_parser_parameter_declaration_list): Not here.
646 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
648 PR c++/85027
649 * class.c (instantiate_type): Peel off SAVE_EXPR before
650 BASELINK.
652 2018-03-30 Jason Merrill <jason@redhat.com>
654 * typeck2.c (process_init_constructor_record): Use
655 init_list_type_node for the CONSTRUCTOR around an anonymous union
656 designated initializer.
658 2018-03-30 Jakub Jelinek <jakub@redhat.com>
660 PR c++/84791
661 * semantics.c (finish_omp_reduction_clause): If
662 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
663 even if processing_template_decl.
665 2018-03-29 David Malcolm <dmalcolm@redhat.com>
667 PR c++/84269
668 * name-lookup.c (get_std_name_hint): Add names from <memory>,
669 <tuple>, and <utility>.
671 2018-03-29 Jason Merrill <jason@redhat.com>
673 PR c++/85093 - too many template args with pack expansion.
674 * pt.c (coerce_template_parms): Keep pack expansion args that will
675 need to be empty.
677 2018-03-29 Jason Merrill <jason@redhat.com>
679 * pt.c (build_non_dependent_expr): Propagate expr location.
681 2018-03-27 Jason Merrill <jason@redhat.com>
683 PR c++/85060 - wrong-code with call to base member in template.
684 * search.c (any_dependent_bases_p): Check uses_template_parms
685 rather than processing_template_decl.
687 2018-03-29 David Malcolm <dmalcolm@redhat.com>
689 PR c++/85110
690 * typeck.c (convert_for_assignment): When complaining due to
691 conversions for an argument, attempt to use the location of the
692 argument.
694 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
696 PR c++/85028
697 * pt.c (tsubst_default_argument): Early return if the type of the
698 parameter is erroneous.
700 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
702 PR c++/84973
703 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
704 templates.
706 PR c++/84968
707 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
709 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
711 PR c++/85067
712 * method.c (defaulted_late_check): Partially revert r253321 changes,
713 do not early return upon error.
715 2018-03-27 Jakub Jelinek <jakub@redhat.com>
717 PR c++/85077
718 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
719 type call fold to generate VECTOR_CSTs when possible.
721 PR c++/85076
722 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
723 return it right away.
725 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
727 * search.c (check_final_overrider): Use inform instead of error
728 for the diagnostics of the overridden functions. Tweak wording.
730 2018-03-27 Jakub Jelinek <jakub@redhat.com>
732 PR c++/85068
733 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
734 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
736 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
737 Jason Merrill <jason@redhat.com>
739 PR c++/84632
740 * init.c (build_aggr_init): When initializing from array,
741 reject anything but CONSTRUCTORs and TARGET_EXPRs.
742 (build_vec_init): Handle separately ARRAY_TYPEs.
744 2018-03-26 Jason Merrill <jason@redhat.com>
746 PR c++/85062 - ICE with alignas in wrong place.
747 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
748 here.
750 PR c++/85049 - ICE with __integer_pack.
751 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
752 * cp-tree.h (TEMPLATE_PARM_P): New.
754 2018-03-23 Jason Merrill <jason@redhat.com>
756 PR c++/78489 - wrong SFINAE behavior.
758 PR c++/84489
759 * pt.c (type_unification_real): Don't defer substitution failure.
761 2018-03-23 Jakub Jelinek <jakub@redhat.com>
763 PR c++/85015
764 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
765 result.
767 PR c++/84942
768 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
769 cp_build_unary_op call with gcc_unreachable ().
771 2018-03-23 Marek Polacek <polacek@redhat.com>
773 PR c++/85045
774 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
775 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
776 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
778 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
780 Implement P0962
781 * parser.c (cp_parser_perform_range_for_lookup): Change
782 the condition for deciding whether to use members.
784 2018-03-23 Marek Polacek <polacek@redhat.com>
786 PR c++/85033
787 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
789 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
791 PR c++/71251
792 * parser.c (cp_parser_alias_declaration): Call
793 parser_check_template_parameters.
795 PR c++/84789
796 * pt.c (resolve_typename_type): Drop assert that stopped
797 simplification to template-independent types. Add assert to
798 verify the initial scope is template dependent.
799 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
800 Reparse the id expression as a type-name, not a declarator.
802 PR c++/84729
803 * init.c (build_vec_init): Error at parenthesized array init.
805 PR c++/84610
806 PR c++/84642
807 PR c++/84942
808 * cp-tree.h (temp_override): New template class, generalizing
809 a cleanup that was only used...
810 * parser.c (cp_parser_parameter_declaration_clause):
811 ... here for auto_is_implicit_function_template_parm_p.
812 (cp_parser_gnu_attributes_opt): Use it here as well.
813 (cp_parser_std_attribute): Likewise.
815 2018-03-22 Marek Polacek <polacek@redhat.com>
817 PR c++/84854
818 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
819 is boolean.
821 2018-03-21 Jason Merrill <jason@redhat.com>
823 PR c++/81311 - wrong C++17 overload resolution.
824 * call.c (build_user_type_conversion_1): Remove C++17 code.
825 (conv_binds_ref_to_prvalue): New.
826 (build_over_call): Handle C++17 copy elision.
827 (build_special_member_call): Only do C++17 copy elision here if the
828 argument is already the right type.
830 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
832 PR c++/71965
833 * init.c (build_vec_init): Silence error, former sorry,
834 without tf_error.
836 PR c++/84610
837 PR c++/84642
838 * parser.c (abort_fully_implicit_template_p): New.
839 (cp_parser_skip_to_end_of_statement): Use it.
840 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
841 (finish_fully_implicit_template_p): Clear
842 implicit_template_parms and implicit_template_scope.
844 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
846 PR c++/84972
847 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
848 error_mark_node when check_array_designated_initializer fails.
850 2018-03-21 Jakub Jelinek <jakub@redhat.com>
852 PR c++/84961
853 * cp-tree.h (genericize_compound_lvalue): Declare.
854 * typeck.c (genericize_compound_lvalue): New function.
855 (unary_complex_lvalue, cp_build_modify_expr): Use it.
856 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
857 and PREDECREMENT_EXPR in output and "m" constrained input operands with
858 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
859 COMPOUND_EXPR operand.
861 2018-03-21 Nathan Sidwell <nathan@acm.org>
863 PR c++/85008
864 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
865 * decl2.c (vague_linkage_p): Likewise.
867 2018-03-21 David Malcolm <dmalcolm@redhat.com>
869 PR c++/84994
870 * constexpr.c (constexpr_fn_retval): Make non-"static".
871 * cp-tree.h (constexpr_fn_retval): New decl.
872 * search.c (direct_accessor_p): Update leading comment.
873 (reference_accessor_p): Likewise.
874 (field_accessor_p): Replace check that function body is a
875 RETURN_EXPR with a call to constexpr_fn_retval. Fix
876 indentation of "field_type" decl.
878 2018-03-21 Nathan Sidwell <nathan@acm.org>
880 PR c++/84804
881 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
882 complete classes.
884 2018-03-21 Martin Sebor <msebor@redhat.com>
886 PR c++/84850
887 * call.c (first_non_public_field): New template and function.
888 (first_non_trivial_field): New function.
889 (maybe_warn_class_memaccess): Call them.
891 2018-03-21 David Malcolm <dmalcolm@redhat.com>
893 PR c++/84892
894 * search.c (field_accessor_p): Use class_of_this_parm rather than
895 type_of_this_parm, to check that "this" is a "const T *", rather
896 than a "T *const".
898 2018-03-21 Nathan Sidwell <nathan@acm.org>
900 * class.c (finish_struct_anon_r): Refactor, deprecate anything
901 other than public non-static data members.
902 * parser.c (cp_parser_init_declarator): Deprecate attributes after
903 parenthesized initializer.
905 PR c++/84836
906 * name-lookup.c (update_binding): Correct logic for local binding
907 update.
909 2018-03-21 Marek Polacek <polacek@redhat.com>
911 PR c++/71638, ICE with NSDMI and reference.
912 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
913 even when we replace an element.
915 2018-03-20 Marek Polacek <polacek@redhat.com>
917 PR c++/84978, ICE with NRVO.
918 * constexpr.c (cxx_eval_constant_expression): Handle the case when
919 a RESULT_DECL isn't in the hash map.
921 2018-03-20 Jason Merrill <jason@redhat.com>
923 PR c++/84978, ICE with NRVO.
924 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
925 (cp_get_callee_fndecl_nofold): New.
926 * cp-gimplify.c (cp_genericize_r): Use it instead.
927 * call.c (check_self_delegation): Likewise.
929 2018-03-20 Nathan Sidwell <nathan@acm.org>
931 PR c++/84962
932 * name-lookup.c (pushdecl_class_level): Push anon-struct's
933 member_vec, if there is one.
935 PR c++/84970
936 * cp-tree.h (lookup_list_keep): Declare.
937 * tree.c (lookup_list_keep): New, broken out of ...
938 (build_min): ... here. Call it.
939 * decl.c (cp_finish_decl): Call lookup_list_keep.
941 2018-03-19 Jason Merrill <jason@redhat.com>
943 PR c++/84937 - ICE with class deduction and auto.
944 * pt.c (rewrite_template_parm): Fix auto handling.
946 2018-03-19 Marek Polacek <polacek@redhat.com>
948 PR c++/84925
949 * pt.c (enclosing_instantiation_of): Check if fn is null.
951 PR c++/84927
952 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
953 as we evaluate the elements.
954 (cxx_eval_constant_expression): Verify constructor's flags
955 unconditionally.
957 2018-03-19 Jason Merrill <jason@redhat.com>
959 PR c++/71834 - template-id with too few arguments.
960 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
962 2018-03-19 Nathan Sidwell <nathan@acm.org>
964 PR c++/84835
965 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
966 * pt.c (build_template_decl): Propagate language linkage.
968 PR c++/84812
969 * name-lookup.c (set_local_extern_decl_linkage): Defend against
970 ambiguous lookups.
972 2018-03-16 Jakub Jelinek <jakub@redhat.com>
974 PR c/84910
975 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
976 diagnostics.
977 * method.c (synthesize_method): Likewise.
978 * pt.c (convert_nontype_argument): Likewise.
980 2018-03-16 Jason Merrill <jason@redhat.com>
982 PR c++/84720 - ICE with rvalue ref non-type argument.
983 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
984 (convert_nontype_argument): Revert earlier change.
986 PR c++/80227 - SFINAE and negative array size.
987 * decl.c (compute_array_index_type): Use
988 build_converted_constant_expr and valid_constant_size_p.
990 PR c++/84906 - silent wrong code with ambiguous conversion.
991 * call.c (build_user_type_conversion_1): Set need_temporary_p on
992 ambiguous conversion.
993 (convert_like_real): Check it.
995 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
996 * call.c (build_special_member_call): Don't convert an init-list
997 argument directly to the class type.
999 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1001 PR c++/79937
1002 PR c++/82410
1003 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
1004 (find_placeholder): Declare.
1005 * tree.c (struct replace_placeholders_t): Add exp member.
1006 (replace_placeholders_r): Don't walk into ctors with
1007 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
1008 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
1009 (replace_placeholders): Initialize data.exp.
1010 (find_placeholders_r, find_placeholders): New functions.
1011 * typeck2.c (process_init_constructor_record,
1012 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
1013 if adding NSDMI on which find_placeholder returns true.
1014 * call.c (build_over_call): Don't call replace_placeholders here.
1015 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
1016 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
1017 TARGET_EXPR_INITIAL.
1018 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
1019 ctor.
1021 2018-03-16 Jason Merrill <jason@redhat.com>
1023 PR c++/83911 - ICE with multiversioned constructor.
1024 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
1025 dispatchere here.
1026 * call.c (build_over_call): Not here.
1028 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1030 PR c++/84874
1031 * decl.c (reshape_init_class): Don't assert d->cur->index == field
1032 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
1034 2018-03-15 Jakub Jelinek <jakub@redhat.com>
1036 PR c++/84222
1037 * cp-tree.h (cp_warn_deprecated_use): Declare.
1038 * tree.c (cp_warn_deprecated_use): New function.
1039 * typeck2.c (build_functional_cast): Use it.
1040 * decl.c (grokparms): Likewise.
1041 (grokdeclarator): Likewise. Temporarily push nested class scope
1042 around grokparms call for out of class member definitions.
1044 2018-03-14 Jason Merrill <jason@redhat.com>
1046 PR c++/84820 - no error for invalid qualified-id.
1047 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
1048 cp_error_declarator.
1050 PR c++/84801 - ICE with unexpanded pack in lambda.
1051 * pt.c (check_for_bare_parameter_packs): Don't return early for a
1052 lambda in non-template context.
1054 PR c++/81236 - auto variable and auto function
1055 * pt.c (tsubst_baselink): Update the type of the BASELINK after
1056 mark_used.
1058 2018-03-14 Jason Merrill <jason@redhat.com>
1060 PR c++/83916 - ICE with template template parameters.
1061 * pt.c (convert_template_argument): Don't substitute into type of
1062 non-type parameter if we don't have enough arg levels.
1063 (unify): Likewise.
1065 2018-03-14 Marek Polacek <polacek@redhat.com>
1067 PR c++/84596
1068 * semantics.c (finish_static_assert): Check
1069 instantiation_dependent_expression_p instead of
1070 {type,value}_dependent_expression_p.
1072 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
1073 Jason Merrill <jason@redhat.com>
1075 PR c++/82336 - link error with list-init default argument.
1076 * decl.c (check_default_argument): Unshare an initializer list.
1078 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1080 PR c++/84843
1081 * decl.c (duplicate_decls): For redefinition of built-in, use error
1082 and return error_mark_node. For redeclaration, return error_mark_node
1083 rather than olddecl if !flag_permissive.
1085 2018-03-13 Jason Merrill <jason@redhat.com>
1087 PR c++/82565 - ICE with concepts and generic lambda.
1088 * pt.c (instantiate_decl): Clear fn_context for lambdas.
1090 2018-03-13 Jason Merrill <jason@redhat.com>
1092 PR c++/84720 - ICE with rvalue ref non-type argument.
1093 * pt.c (convert_nontype_argument): Handle rvalue references.
1095 PR c++/84839 - ICE with decltype of parameter pack.
1096 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1097 instantiating dummy parms.
1099 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1100 parameter even without -Wpedantic.
1102 PR c++/84798 - ICE with auto in abstract function declarator.
1103 * parser.c (cp_parser_parameter_declaration_clause): Check
1104 parser->default_arg_ok_p.
1106 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1108 PR c++/84808
1109 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1110 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
1111 sizetype. Formatting fixes.
1113 2018-03-12 Jason Merrill <jason@redhat.com>
1115 PR c++/84355 - ICE with deduction for member class template.
1116 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1117 CLASS_PLACEHOLDER_TEMPLATE.
1119 PR c++/84802 - ICE capturing uninstantiated class.
1120 * lambda.c (build_capture_proxy): Call complete_type.
1122 2018-03-09 Jason Merrill <jason@redhat.com>
1124 PR c++/84770 - ICE with typedef and parameter pack.
1125 * pt.c (verify_unstripped_args_1): Split out from
1126 verify_unstripped_args.
1128 PR c++/84785 - ICE with alias template and default targs.
1129 * pt.c (type_unification_real): Set processing_template_decl if
1130 saw_undeduced == 1.
1132 PR c++/84752 - ICE with capture of constexpr array.
1133 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1134 identity conversion under ck_lvalue.
1136 2018-03-09 Jason Merrill <jason@redhat.com>
1137 Paolo Carlini <paolo.carlini@oracle.com>
1139 PR c++/71169
1140 PR c++/71832
1141 * pt.c (any_erroneous_template_args_p): New.
1142 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1143 * parser.c (cp_parser_class_specifier_1): Use it.
1145 2018-03-09 Jason Merrill <jason@redhat.com>
1147 PR c++/84726 - unnecessary capture of constant vars.
1148 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1149 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1150 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1151 * lambda.c (is_constant_capture_proxy)
1152 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1153 (prune_lambda_captures): New.
1154 (finish_lambda_function): Call prune_lambda_captures.
1156 2018-03-09 Jason Merrill <jason@redhat.com>
1157 Jakub Jelinek <jakub@redhat.com>
1159 PR c++/84076
1160 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
1161 build ADDR_EXPR with REFERENCE_TYPE.
1162 (build_over_call): For purposes of check_function_arguments, if
1163 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
1164 its operand rather than the argument itself.
1166 2018-03-09 Jakub Jelinek <jakub@redhat.com>
1168 PR c++/84724
1169 * decl.c (duplicate_decls): Don't override __* prefixed builtins
1170 except for __[^b]*_chk, instead issue permerror and for -fpermissive
1171 also a note and return olddecl.
1173 2018-03-09 Nathan Sidwell <nathan@acm.org>
1175 PR c++/84733
1176 * name-lookup.c (do_pushdecl_with_scope): Only clear
1177 current_function_decl when pushing a non-class (i.e. namespace)
1178 scope.
1180 2018-03-08 Jason Merrill <jason@redhat.com>
1181 Jakub Jelinek <jakub@redhat.com>
1183 PR c++/80598
1184 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
1185 not calling mark_used for the benefit of -Wunused-function warning.
1187 2018-03-06 Jason Merrill <jason@redhat.com>
1189 * lambda.c (is_capture_proxy_with_ref): Remove.
1190 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
1192 2018-03-06 Marek Polacek <polacek@redhat.com>
1194 PR c++/84684
1195 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
1196 arguments.
1198 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
1200 PR c++/84231
1201 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
1202 only while processing template decls.
1203 * typeck.c (build_x_conditional_expr): Move wrapping of
1204 reference type around type...
1205 * call.c (build_conditional_expr_1): ... here. Rename
1206 is_lvalue to is_glvalue.
1207 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
1208 INDIRECT_REF of COND_EXPR too.
1210 PR c++/84593
1211 * init.c (build_zero_init_1): Zero-initialize references.
1213 PR c++/84492
1214 * semantics.c (finish_stmt_expr_expr): Reject unresolved
1215 overloads used as stmt expr values.
1217 2018-03-05 Jason Merrill <jason@redhat.com>
1219 PR c++/84708 - ICE with lambda in local class NSDMI.
1220 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
1221 context.
1223 2018-03-05 Jakub Jelinek <jakub@redhat.com>
1225 PR c++/84684
1226 * constexpr.c (constexpr_call_hasher::equal): Return false if
1227 lhs->hash != rhs->hash. Change return 1 to return true and
1228 return 0 to return false.
1230 2018-03-05 Nathan Sidwell <nathan@acm.org>
1232 PR c++/84702
1233 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
1235 2018-03-05 Marek Polacek <polacek@redhat.com>
1237 PR c++/84707
1238 * decl.c (duplicate_decls): Check DECL_NAME before accessing
1239 UDLIT_OPER_P.
1241 2018-03-05 Nathan Sidwell <nathan@acm.org>
1243 PR c++/84694
1244 * friend.c (do_friend): Restore check for identifier_p inside
1245 TEMPLATE_ID_EXPR.
1247 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
1249 PR c++/84618
1250 * parser.c (cp_parser_lambda_introducer): Reject any capture not
1251 involving a VAR_DECL or a PARM_DECL.
1253 2018-03-05 Pádraig Brady <P@draigBrady.com>
1254 Jason Merrill <jason@redhat.com>
1255 Nathan Sidwell <nathan@acm.org>
1257 PR c++/84497
1258 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1260 2018-03-03 Jason Merrill <jason@redhat.com>
1262 PR c++/84686 - missing volatile loads.
1263 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1265 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1267 PR c++/71464
1268 * optimize.c (maybe_thunk_body): Bail out immediately if either
1269 fns[0] or fns[1] is null.
1271 2018-03-02 Marek Polacek <polacek@redhat.com>
1273 PR c++/84578
1274 * constexpr.c (get_array_or_vector_nelts): New.
1275 (cxx_eval_array_reference): Use it.
1276 (cxx_eval_vec_init_1): Likewise.
1277 (cxx_eval_store_expression): Likewise.
1279 2018-03-02 Jason Merrill <jason@redhat.com>
1281 * semantics.c (force_paren_expr): Remove redundant test.
1283 2018-03-02 Marek Polacek <polacek@redhat.com>
1285 PR c++/84663
1286 * decl.c (cp_complete_array_type): Check error_mark_node.
1288 PR c++/84664
1289 * typeck.c (cp_perform_integral_promotions): Check the result of
1290 mark_rvalue_use.
1292 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1294 PR c++/84662
1295 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1296 RETURN instead of return.
1297 <case POINTER_PLUS_EXPR>: Likewise.
1298 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1299 it instead of wrapping it into CONVERT_EXPR.
1301 2018-03-02 Jason Merrill <jason@redhat.com>
1303 Fix MIPS16 ICE.
1304 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1306 2018-03-02 Marek Polacek <polacek@redhat.com>
1308 PR c++/84590
1309 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1310 wrapped in VIEW_CONVERT_EXPR.
1312 2018-03-01 Martin Sebor <msebor@redhat.com>
1314 PR c++/84294
1315 * decl.c (check_redeclaration_no_default_args): Merge attributes
1316 specified on redeclarations of the same function template.
1317 Remove dead code.
1319 2018-03-01 Marek Polacek <polacek@redhat.com>
1320 Jason Merrill <jason@redhat.com>
1322 PR c++/84582
1323 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1324 a template.
1325 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1326 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1327 of instantiate_non_dependent_expr.
1328 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1330 2018-03-01 Nathan Sidwell <nathan@acm.org>
1332 PR c++/84434
1333 * name-lookup.c (member_vec_dedup): Remove manually peeled
1334 iteration. Ignore dependent ctor inheritance.
1336 2018-03-01 Jason Merrill <jason@redhat.com>
1338 PR c++/71569 - decltype of template.
1339 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1341 2018-03-01 Marek Polacek <polacek@redhat.com>
1343 PR c++/84596
1344 * constexpr.c (require_rvalue_constant_expression): New function.
1345 * cp-tree.h: Declare it.
1346 * semantics.c (finish_static_assert): Use it instead of
1347 require_potential_rvalue_constant_expression.
1349 2018-03-01 Jason Merrill <jason@redhat.com>
1350 Alexandre Oliva <aoliva@redhat.com>
1352 PR c++/71569 - ICE with redundant args on member variable template.
1353 * decl.c (start_decl): Handle partial specialization of member
1354 variable template.
1355 * pt.c (determine_specialization): Allow partial specialization
1356 of member variable template without specializing enclosing class.
1357 (process_partial_specialization): Improve error message.
1359 2018-02-28 Jason Merrill <jason@redhat.com>
1361 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1362 * pt.c (determine_specialization): Check ref-qualifier.
1364 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1366 PR c++/84609
1367 * parser.c (cp_parser_attributes_opt): Formatting fix.
1368 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1369 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1370 New functions.
1371 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1372 instead of tentative parse to peek over optional attribute tokens
1373 to check for CPP_COLON after them.
1375 PR c++/83871
1376 PR c++/83503
1377 * pt.c (INCLUDE_STRING): Remove define.
1378 (warn_spec_missing_attributes): Use pretty_printer instead of
1379 std::string. Fix up inform call so that the list of attributes
1380 is in %s argument.
1382 2018-02-28 Martin Sebor <msebor@redhat.com>
1384 PR testsuite/84617
1385 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1386 and malloc.
1388 2018-02-28 Nathan Sidwell <nathan@acm.org>
1390 PR c++/84602
1391 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1392 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1393 regardless of want_type.
1394 (search_anon_aggr): Just use get_class_binding_direct.
1396 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1398 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1399 inform_n.
1401 2018-02-27 Martin Sebor <msebor@redhat.com>
1403 * pt.c: Avoid including <string> directly.
1405 2018-02-27 Martin Sebor <msebor@redhat.com>
1407 PR c++/83871
1408 PR c++/83503
1409 * cp-tree.h (warn_spec_missing_attributes): New function.
1410 ((check_explicit_specialization): Add an argument. Call the above
1411 function.
1412 * decl.c (duplicate_decls): Avoid applying primary function template's
1413 attributes to its explicit specializations.
1414 cp/pt.c (warn_spec_missing_attributes): Define.
1416 2018-02-27 Håkon Sandsmark <hsandsmark@gmail.com>
1418 PR c++/71546 - lambda init-capture with qualified-id.
1419 * parser.c (cp_parser_lambda_introducer): Clear scope after
1420 each lambda capture.
1422 2018-02-27 Nathan Sidwell <nathan@acm.org>
1424 PR c++/84426
1425 * name-lookup.h (get_member_slot): Rename ...
1426 (find_member_slot): ... here.
1427 (add_member_slot): New.
1428 * name-lookup.c (member_vec_linear_search): No need to check for
1429 NULL slot.
1430 (get_member_slot): Rename ...
1431 (find_member_slot): ... here. Don't add slot for incomplete class.
1432 (add_member_slot): New.
1433 * class.c (add_method): Adjust get_member_slot rename. Bail out
1434 if push_class_level_binding fails. Create slot and grok
1435 properties once we're committed to insertion.
1437 2018-02-27 Jason Merrill <jason@redhat.com>
1439 PR c++/84489 - dependent default template argument
1440 * pt.c (type_unification_real): Handle early substitution failure.
1442 2018-02-26 Jason Merrill <jason@redhat.com>
1444 PR c++/84560 - ICE capturing multi-dimensional VLA.
1445 * tree.c (array_of_runtime_bound_p): False if the element is
1446 variably-modified.
1448 PR c++/84441 - ICE with base initialized from ?:
1449 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1451 PR c++/84520 - ICE with generic lambda in NSDMI.
1452 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1453 'this' in a generic lambda instantiation.
1455 PR c++/84559 - ICE with constexpr VLA.
1456 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1457 for constexpr variable with VLA type.
1459 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1461 PR c++/84558
1462 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1463 a valid constant initializer. Formatting fixes.
1465 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1467 PR c++/84540
1468 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1469 returning NULL_TREE.
1470 (apply_late_template_attributes): Likewise.
1472 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1474 PR c++/84557
1475 * parser.c (cp_parser_omp_var_list_no_open): Only call
1476 cp_parser_lookup_name_simple on names satisfying identifier_p.
1477 (cp_parser_oacc_routine): Likewise.
1479 2018-02-26 Jason Merrill <jason@redhat.com>
1481 PR c++/84551 - ICE with concepts and -g.
1482 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1484 2018-02-26 Marek Polacek <polacek@redhat.com>
1486 PR c++/84325
1487 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1488 non-types.
1490 2018-02-26 Jason Merrill <jason@redhat.com>
1492 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1493 * call.c (build_over_call): Handle deleted functions in one place.
1495 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1497 PR c++/84533
1498 * decl.c (redeclaration_error_message): Don't try to use
1499 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1501 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1503 * lambda.c (build_capture_proxy): Define static.
1504 * cp-tree.h (build_capture_proxy): Remove.
1506 2018-02-26 Marek Polacek <polacek@redhat.com>
1508 PR c++/84537
1509 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1510 if name is error node.
1512 2018-02-25 Jason Merrill <jason@redhat.com>
1514 PR c++/84015 - ICE with class deduction and auto template parm.
1515 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1517 2018-02-24 Marek Polacek <polacek@redhat.com>
1519 PR c++/83692
1520 * constexpr.c (maybe_constant_init_1): New function.
1521 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1522 (cxx_constant_init): New function.
1523 * cp-tree.h (cxx_constant_init): Declare.
1524 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1525 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1527 2018-02-22 Jason Merrill <jason@redhat.com>
1529 PR c++/70468 - ICE with constructor delegation via typedef.
1530 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1531 with constructor delegation.
1533 2018-02-22 Jason Merrill <jason@redhat.com>
1535 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1536 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1537 VECTOR_TYPE.
1539 2018-02-22 Marek Polacek <polacek@redhat.com>
1541 PR c++/84493
1542 * parser.c (cp_parser_braced_list): Use require_open instead of
1543 consume_open.
1545 2018-02-21 Jason Merrill <jason@redhat.com>
1547 PR c++/84454 - ICE with pack expansion in signature.
1548 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1550 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1552 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1553 IF_STMT.
1555 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1557 PR c++/84446
1558 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1559 on error_mark_node.
1561 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1563 PR c++/84445
1564 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1565 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1567 PR c++/84449
1568 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1569 returns error_mark_node, return it immediately.
1570 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1571 error_mark_node, return error_mark_node.
1573 PR c++/84455
1574 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1575 function_depth to avoid GC during finish_lambda_function.
1577 2018-02-19 Jason Merrill <jason@redhat.com>
1579 PR c++/84429 - ICE capturing VLA.
1580 * lambda.c (build_capture_proxy): Handle reference refs.
1582 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1584 PR c++/84448
1585 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1586 either operand is error_mark_node, set current.lhs to that instead of
1587 creating a binary op with error_mark_node operands.
1589 PR c++/84430
1590 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1592 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1594 PR c++/84348
1595 * decl.c (grokdeclarator): Early return error_mark_node upon
1596 ill-formed friend declaration.
1598 2018-02-16 Marek Polacek <polacek@redhat.com>
1599 Jakub Jelinek <jakub@redhat.com>
1601 PR c++/84192
1602 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1603 set *jump_target to anything if jump_target is NULL.
1605 2018-02-16 Jason Merrill <jason@redhat.com>
1607 PR c++/84151 - unnecessary volatile load with static member.
1608 * call.c (build_new_method_call_1): Avoid loading from a volatile
1609 lvalue used as the object argument for a static member function.
1611 PR c++/81853 - using-directive and constexpr.
1612 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1614 PR c++/84420 - ICE with structured binding in lambda.
1615 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1617 PR c++/83835 - C++17 error with constructor ctors.
1618 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1620 PR c++/82664 - ICE with reference to function template parm.
1621 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1622 NOP_EXPRs.
1624 PR c++/82764 - C++17 ICE with empty base
1625 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1627 2018-02-16 Jason Merrill <jason@redhat.com>
1629 PR c++/84421 - type-dependent if constexpr
1630 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1632 2018-02-16 Nathan Sidwell <nathan@acm.org>
1634 Deprecate -ffriend-injection.
1635 * decl.c (cxx_init_decl_processing): Emit warning on option.
1636 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1637 friend.
1639 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1641 PR c++/82468
1642 * decl.c (check_special_function_return_type): Reject template
1643 template parameter in deduction guide.
1645 2018-02-16 Nathan Sidwell <nathan@acm.org>
1647 PR c++/84375
1648 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1650 2018-02-15 Jason Merrill <jason@redhat.com>
1652 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1653 * call.c (convert_like_real): Don't use the copy-list-initialization
1654 shortcut for ck_base.
1656 PR c++/84045 - ICE with typedef and noexcept.
1657 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1659 PR c++/84376 - ICE with omitted template arguments.
1660 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1662 PR c++/84368 - wrong error with local variable in variadic lambda.
1663 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1664 local_specializations.
1666 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1668 PR c++/84330
1669 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1670 as first argument.
1672 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1674 PR c++/84350
1675 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1676 init, early return.
1678 2018-02-14 Nathan Sidwell <nathan@acm.org>
1680 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1681 (c_parse_final_cleanups): Restore input_location after emitting
1682 vtables.
1684 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1686 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1687 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1688 auto_deduction_context, tree, int): Add defaults.
1689 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1690 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1691 tsubst_flags_t argument.
1692 * init.c (build_new): Likewise.
1694 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1696 PR c++/84364
1697 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1698 about return other than *this in assignment operators if
1699 retval is type dependent expression.
1701 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1703 PR c++/84333
1704 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1705 save_expr for the G++ extension.
1707 2018-02-13 Jason Merrill <jason@redhat.com>
1709 PR c++/84080 - ICE with return type deduction and specialization.
1710 * pt.c (determine_specialization): Check uses_template_parms.
1712 Fix more variadic capture issues.
1713 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1714 (check_for_bare_parameter_packs): Check current_class_type for
1715 lambda context.
1716 (extract_locals_r): Handle seeing a full instantiation of a pack.
1717 (tsubst_pack_expansion): Likewise. Force lambda capture.
1718 * parser.c (cp_parser_lambda_introducer): Don't
1719 check_for_bare_parameter_packs.
1721 PR c++/84338 - wrong variadic sizeof.
1722 * pt.c (argument_pack_select_arg): Like the macro, but look through
1723 a pack expansion.
1724 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1725 (extract_fnparm_pack): Do make_pack_expansion.
1726 (extract_locals_r): Do strip a pack expansion.
1727 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1729 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1731 PR c++/84341
1732 * parser.c (cp_parser_binary_expression): Use build_min instead of
1733 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1735 2018-02-12 Nathan Sidwell <nathan@acm.org>
1737 PR c++/84263
1738 * parser.c (cp_parser_decltype): Push and pop
1739 deferring_access_checks. Reorganize to avoid goto.
1741 2018-02-12 Richard Biener <rguenther@suse.de>
1743 PR c++/84281
1744 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1745 uniform constructors and delay allocating them fully.
1747 2018-02-09 Jason Merrill <jason@redhat.com>
1749 PR c++/84036 - ICE with variadic capture.
1750 Handle variadic capture proxies more like non-variadic.
1751 * lambda.c (build_capture_proxy): Remove workaround.
1752 * pt.c (find_parameter_packs_r): The proxy is a pack.
1753 (instantiate_class_template_1): Remove dead lambda code.
1754 (extract_fnparm_pack): Don't make_pack_expansion.
1755 (extract_locals_r): Don't strip a pack expansion.
1756 (tsubst_pack_expansion): Handle proxy packs. Use
1757 PACK_EXPANSION_EXTRA_ARGS less.
1758 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1759 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1760 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1761 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1762 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1764 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1766 PR sanitizer/83987
1767 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1769 2018-02-09 Jason Merrill <jason@redhat.com>
1771 PR c++/81917 - ICE with void_t and partial specialization.
1772 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1773 calling most_specialized_partial_spec.
1775 2018-02-09 Nathan Sidwell <nathan@acm.org>
1777 PR c/84293
1778 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1779 Pass expr location to strict_aliasing_warning.
1781 2018-02-09 Jason Merrill <jason@redhat.com>
1783 PR c++/84296 - ICE with qualified-id in template.
1784 PR c++/83714
1785 * pt.c (unknown_base_ref_p): New.
1786 (instantiation_dependent_scope_ref_p): Use it instead of
1787 any_dependent_bases_p.
1789 2018-02-09 Marek Polacek <polacek@redhat.com>
1790 Jakub Jelinek <jakub@redhat.com>
1792 PR c++/83659
1793 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1794 fold_indirect_ref_1, including poly_*int64. Verify first that
1795 tree_fits_poly_int64_p (op01). Formatting fixes.
1797 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1799 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1800 * lambda.c (build_capture_proxy): Likewise.
1801 * search.c (field_access_p): Likewise.
1802 * semantics.c (omp_clause_decl, omp_privatize_field,
1803 finish_omp_clauses): Likewise.
1805 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1807 PR c++/83806
1808 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1809 case of nullptr too.
1811 2018-02-08 Nathan Sidwell <nathan@acm.org>
1813 * class.c (finish_struct): Fix std:initializer_list diagnostic
1814 formatting.
1816 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1818 PR c++/83204
1819 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1821 2018-02-07 Jakub Jelinek <jakub@redhat.com>
1823 PR c++/84082
1824 * parser.c (cp_parser_dot_deref_incomplete): New function.
1825 (cp_parser_postfix_dot_deref_expression): Use it.
1827 2018-02-07 David Malcolm <dmalcolm@redhat.com>
1829 PR c++/81610
1830 PR c++/80567
1831 * name-lookup.c (suggest_rid_p): New function.
1832 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1833 suggest_rid_p.
1835 2018-02-07 Jason Merrill <jason@redhat.com>
1837 PR c++/84182 - ICE with captured lambda
1838 PR c++/84181
1839 * pt.c (extract_locals_r, extract_local_specs): New.
1840 (tsubst_pack_expansion): Use them.
1842 2018-02-07 Martin Liska <mliska@suse.cz>
1844 PR c++/84059.
1845 * class.c (add_method): Append argument value.
1846 * cp-tree.h (maybe_version_functions): Add new argument.
1847 * decl.c (decls_match): Call it if a declaration does not
1848 have DECL_FUNCTION_VERSIONED.
1849 (maybe_version_functions): record argument is added.
1851 2018-02-05 Marek Polacek <polacek@redhat.com>
1853 * class.c: Remove unused global variables.
1854 (build_primary_vtable): Don't gather statistics.
1855 (print_class_statistics): Remove.
1856 * cp-tree.h (print_class_statistics): Remove.
1857 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1859 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1861 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1862 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1863 * decl.c (next_initializable_field, find_decomp_class_base,
1864 cp_finish_decomp): Likewise.
1865 * typeck2.c (process_init_constructor_record): Likewise.
1867 2018-02-02 Jason Merrill <jason@redhat.com>
1869 PR c++/84181 - ICE with lambda parm in template argument.
1870 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1872 2018-02-01 Jason Merrill <jason@redhat.com>
1874 PR c++/84160 - ICE with nested variadic capture.
1875 * lambda.c (is_capture_proxy_with_ref): New.
1876 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1877 COMPONENT_REF.
1878 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1879 * constexpr.c (potential_constant_expression_1): Likewise.
1880 * semantics.c (process_outer_var_ref): Likewise.
1882 2018-02-01 Marek Polacek <polacek@redhat.com>
1884 PR c++/84125
1885 * typeck.c (build_address): Relax the assert when
1886 processing_template_decl.
1888 2018-02-01 Jason Merrill <jason@redhat.com>
1890 PR c++/84126 - ICE with variadic generic lambda
1891 PR c++/84036
1892 PR c++/82249
1893 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1894 PACK_EXPANSION_EXTRA_ARGS.
1896 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1898 PR c++/83796
1899 * call.c (convert_like_real): If w're initializing from {} explicitly
1900 call abstract_virtuals_error_sfinae.
1902 2018-01-31 Jason Merrill <jason@redhat.com>
1903 Jakub Jelinek <jakub@redhat.com>
1905 PR c++/83993
1906 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1907 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1908 on ADDR_EXPR.
1910 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1912 PR c++/83993
1913 * constexpr.c (diag_array_subscript): Emit different diagnostics
1914 if TYPE_DOMAIN (arraytype) is NULL.
1915 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1916 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1918 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1920 PR c++/84092
1921 * semantics.c (finish_qualified_id_expr): When handling an
1922 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1924 2018-01-31 Marek Polacek <polacek@redhat.com>
1926 PR c++/84138
1927 * cp-gimplify.c (cp_fold): Check if X is an error node before
1928 calling useless_type_conversion_p.
1930 2018-01-30 Jason Merrill <jason@redhat.com>
1932 PR c++/84091 - ICE with local class in lambda in template.
1933 * decl2.c (determine_visibility): Look for outer containing template
1934 instantiation.
1936 PR c++/84098 - ICE with lambda in template NSDMI.
1937 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1939 2018-01-29 Jason Merrill <jason@redhat.com>
1941 PR c++/68810 - wrong location for reinterpret_cast error.
1942 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1943 !dofold.
1945 2018-01-29 Marek Polacek <polacek@redhat.com>
1947 PR c++/83996
1948 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1949 => fooarray[1] in offset_int.
1951 2018-01-29 Jason Merrill <jason@redhat.com>
1953 PR c++/83942 - wrong unused warning with static_cast.
1954 * cvt.c (ocp_convert): Call mark_rvalue_use.
1956 2018-01-26 Jason Merrill <jason@redhat.com>
1958 PR c++/83956 - wrong dtor error with anonymous union
1959 * method.c (walk_field_subobs): Variant members only affect
1960 deletedness.
1961 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1963 PR c++/84036 - ICE with variadic capture.
1964 PR c++/82249
1965 * pt.c (tsubst_pack_expansion): When optimizing a simple
1966 substitution, pull a single pack expansion out of its pack.
1968 PR c++/82514 - ICE with local class in generic lambda.
1969 * pt.c (regenerated_lambda_fn_p): Remove.
1970 (enclosing_instantiation_of): Don't use it.
1971 (tsubst_function_decl): Call enclosing_instantiation_of.
1973 * pt.c (lookup_template_class_1): Add sanity check.
1974 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1976 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1978 PR c++/84031
1979 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1980 recursive calls that return ret.
1981 (cp_finish_decomp): Ignore unnamed bitfields.
1983 2018-01-23 Jason Merrill <jason@redhat.com>
1985 PR c++/82249 - wrong mismatched pack length error.
1986 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1987 unsubstituted function parameter pack.
1989 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1991 PR c++/83921
1992 * decl.c (check_for_uninitialized_const_var): Not static; add
1993 bool and tsubst_flags_t parameters; adjust to be used both in
1994 constexpr context and not.
1995 * constexpr.c (potential_constant_expression_1): Use the above.
1996 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1998 2018-01-23 Jason Merrill <jason@redhat.com>
2000 PR c++/83947 - ICE with auto declarations.
2001 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
2002 * decl.c (undeduced_auto_decl): Limit to vars and fns.
2004 2018-01-23 David Malcolm <dmalcolm@redhat.com>
2006 PR c++/83974
2007 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
2008 for pointer to member function types.
2010 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2012 PR sanitizer/83987
2013 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
2014 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
2016 2018-01-23 Nathan Sidwell <nathan@acm.org>
2018 PR c++/83988
2019 * pt.c (tsubst_baselink): Remove optype assert.
2020 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
2022 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2024 PR c++/83958
2025 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
2026 refers to incomplete type.
2028 2018-01-23 Nathan Sidwell <nathan@acm.org>
2030 Deprecate ARM-era for scope handling
2031 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
2032 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
2033 cleared.
2034 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
2035 cleanup handling.
2036 * semantics.c (begin_for_scope): Flag_new_for_scope is
2037 boolean-like.
2038 (finish_for_stmt, begin_range_for_stmt): Likewise.
2040 2018-01-22 Jason Merrill <jason@redhat.com>
2042 PR c++/83720
2043 * decl2.c (determine_visibility): Fix template_decl handling
2044 instead of blocking it.
2046 PR c++/83720 - ICE with lambda and LTO.
2047 * decl2.c (determine_visibility): Clear template_decl for
2048 function-scope decls. Propagate anonymous linkage from containing
2049 function.
2051 2018-01-22 Marek Polacek <polacek@redhat.com>
2053 PR c++/81933
2054 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
2055 split out anything.
2057 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
2059 PR c++/83895
2060 * decl.c (grokdeclarator): Don't diagnose extra parens
2061 on typedefs.
2063 2018-01-19 Jakub Jelinek <jakub@redhat.com>
2065 PR c++/81167
2066 * call.c (joust): Use TREE_TYPE (source) if source is
2067 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
2069 PR c++/83919
2070 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
2071 for direct enum init.
2072 * decl.c (reshape_init): Likewise.
2074 2018-01-19 Marek Polacek <polacek@redhat.com>
2076 * constexpr.c (fold_simple): Simplify.
2078 2018-01-18 Jason Merrill <jason@redhat.com>
2080 PR c++/83714
2081 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
2082 * pt.c (instantiation_dependent_scope_ref_p): True if
2083 any_dependent_bases_p.
2085 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2087 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
2088 vs DECL_NONTRIVIALLY_INITIALIZED_P).
2090 2018-01-18 Jason Merrill <jason@redhat.com>
2092 PR c++/82461 - constexpr list-initialized member
2093 * constexpr.c (potential_constant_expression_1): Check
2094 TARGET_EXPR_DIRECT_INIT_P.
2096 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2098 PR c++/81013
2099 * decl.c (xref_basetypes): Early return upon error about derived
2100 union.
2102 2018-01-18 Nathan Sidwell <nathan@acm.org>
2104 PR c++/83160
2105 * cp-tree.h (mark_use): Declare.
2106 * expr.c (mark_use): Make extern.
2107 * call.c (direct_reference_binding): Set inner conv's
2108 rvaluedness_matches_p, if it is an identity.
2109 (convert_like_real): Mark lvalue or rvalue use for identity as
2110 rvaledness_matches_p demands.
2112 2018-01-18 Jakub Jelinek <jakub@redhat.com>
2114 PR c++/83824
2115 * parser.c (attr_chainon): New function.
2116 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2117 cp_parser_namespace_definition, cp_parser_init_declarator,
2118 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2119 cp_parser_gnu_attributes_opt): Use it.
2120 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2121 cp_parser_objc_struct_declaration): Likewise. Don't reset
2122 prefix_attributes if attributes is error_mark_node.
2124 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2126 PR c++/78344
2127 * decl.c (grokdeclarator): Do not append the error_mark_node
2128 due to an erroneous optional attribute-specifier-seq.
2130 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2132 PR c++/83897
2133 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2134 CLEANUP_POINT_EXPR.
2136 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2138 PR c++/81054
2139 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2140 error_mark_node when we give an error.
2141 * decl.c (cp_finish_decl): Use the latter.
2143 2018-01-17 Nathan Sidwell <nathan@acm.org>
2145 PR c++/83287
2146 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2148 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2150 PR c++/83814
2151 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2152 the C++ part. If processing a template, call
2153 fold_non_dependent_expr rather than fully folding.
2155 2018-01-17 Jason Merrill <jason@redhat.com>
2157 PR c++/81067 - redundant NULL warning.
2158 * call.c (convert_like_real): Restore null_node handling.
2160 2018-01-17 Jason Merrill <jason@redhat.com>
2162 PR c++/81843 - ICE with variadic member template.
2163 PR c++/72801
2164 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
2165 template args.
2167 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2169 PR c++/83799
2170 * pt.c (type_dependent_expression_p): Strip any location wrapper
2171 before testing tree codes.
2172 (selftest::test_type_dependent_expression_p): New function.
2173 (selftest::cp_pt_c_tests): Call it.
2175 2018-01-17 Nathan Sidwell <nathan@acm.org>
2177 PR c++/83739
2178 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
2179 this not a final instantiation.
2181 2018-01-16 Jason Merrill <jason@redhat.com>
2183 PR c++/83714 - ICE checking return in template.
2184 * typeck.c (check_return_expr): Call build_non_dependent_expr.
2186 2018-01-16 Jakub Jelinek <jakub@redhat.com>
2188 PR c++/83817
2189 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
2190 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
2191 instead of CALL_FROM_THUNK_P.
2193 PR c++/83825
2194 * name-lookup.c (member_vec_dedup): Return early if len is 0.
2195 (resort_type_member_vec, set_class_bindings,
2196 insert_late_enum_def_bindings): Use vec qsort method instead of
2197 calling qsort directly.
2199 2018-01-15 Martin Sebor <msebor@redhat.com>
2201 PR c++/83588
2202 * class.c (find_flexarrays): Make a record of multiple flexible array
2203 members.
2205 2018-01-12 Jason Merrill <jason@redhat.com>
2207 PR c++/83186 - ICE with static_cast of list-initialized temporary.
2208 * typeck.c (build_static_cast): Use build_non_dependent_expr.
2210 2018-01-12 Nathan Sidwell <nathan@acm.org>
2212 * cp-tree.h (mark_rvalue_use): Add parm name.
2213 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
2214 mark_rvalue_use.
2215 * call.c (convert_like_real): Fix formatting.
2217 2018-01-11 Jason Merrill <jason@redhat.com>
2219 PR c++/82728 - wrong -Wunused-but-set-variable
2220 PR c++/82799
2221 PR c++/83690
2222 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
2223 * decl.c (case_conversion): Likewise.
2224 * semantics.c (finish_static_assert): Call
2225 perform_implicit_conversion_flags.
2227 2018-01-11 Nathan Sidwell <nathan@acm.org>
2229 * method.c (enum mangling_flags): Delete long-dead enum.
2231 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2233 * parser.c (cp_parser_std_attribute_spec): When
2234 token_pair::require_open / require_close return false simply
2235 return error_mark_node, avoid duplicate cp_parser_error about
2236 expected '(' / ')', respectively.
2238 2018-01-10 David Malcolm <dmalcolm@redhat.com>
2240 PR c++/43486
2241 * call.c (null_ptr_cst_p): Strip location wrappers when
2242 converting from '0' to a pointer type in C++11 onwards.
2243 (conversion_null_warnings): Replace comparison with null_node with
2244 call to null_node_p.
2245 (build_over_call): Likewise.
2246 * cp-gimplify.c (cp_fold): Remove the early bailout when
2247 processing_template_decl.
2248 * cp-lang.c (selftest::run_cp_tests): Call
2249 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
2250 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
2251 (selftest::run_cp_tests): Move decl to bottom of file.
2252 (null_node_p): New inline function.
2253 (selftest::cp_pt_c_tests): New decl.
2254 (selftest::cp_tree_c_tests): New decl.
2255 * cvt.c (build_expr_type_conversion): Replace comparison with
2256 null_node with call to null_node_p.
2257 * error.c (args_to_string): Likewise.
2258 * except.c (build_throw): Likewise.
2259 * mangle.c (write_expression): Skip location wrapper nodes.
2260 * parser.c (literal_integer_zerop): New function.
2261 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2262 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2263 param of cp_parser_parenthesized_expression_list. When calling
2264 warn_for_memset, replace integer_zerop calls with
2265 literal_integer_zerop, eliminating the double logical negation
2266 cast to bool. Eliminate the special-casing for CONST_DECL in
2267 favor of the fold_for_warn within warn_for_memset.
2268 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2269 param, defaulting to false. Convert "expr" to a cp_expr, and call
2270 maybe_add_location_wrapper on it when wrap_locations_p is true.
2271 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2272 the result for RID_ALIGNOF and RID_SIZEOF.
2273 (cp_parser_builtin_offsetof): Likewise.
2274 * pt.c: Include "selftest.h".
2275 (tsubst_copy): Handle location wrappers.
2276 (tsubst_copy_and_build): Likewise.
2277 (build_non_dependent_expr): Likewise.
2278 (selftest::test_build_non_dependent_expr): New function.
2279 (selftest::cp_pt_c_tests): New function.
2280 * tree.c: Include "selftest.h".
2281 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2282 (selftest::test_lvalue_kind): New function.
2283 (selftest::cp_tree_c_tests): New function.
2284 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2285 (cp_build_binary_op): Replace comparison with null_node with call
2286 to null_node_p.
2287 (build_address): Use location of operand when building address
2288 expression.
2290 2018-01-10 Marek Polacek <polacek@redhat.com>
2292 PR c++/82541
2293 * call.c (build_conditional_expr_1): Check complain before warning.
2294 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2295 -Wduplicated-branches.
2297 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2299 PR c++/81327
2300 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2301 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2302 args uses and check number of operands too. Don't strip away any
2303 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2304 Deal with src argument not having pointer type. Check
2305 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2306 test.
2307 (build_over_call): Call maybe_warn_class_memaccess here on the
2308 original arguments.
2309 (build_cxx_call): Rather than here on converted arguments.
2311 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2313 PR c++/81055
2314 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2315 error_mark_node as second argument.
2317 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2319 PR c++/83734
2320 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2321 in STATEMENT_LIST. Remove unneeded assert.
2323 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2324 Alan Hayward <alan.hayward@arm.com>
2325 David Sherwood <david.sherwood@arm.com>
2327 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2328 VECTOR_CST_NELTS.
2329 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2330 * call.c (build_conditional_expr_1): Likewise.
2331 * decl.c (cp_finish_decomp): Likewise.
2332 * mangle.c (write_type): Likewise.
2333 * typeck.c (structural_comptypes): Likewise.
2334 (cp_build_binary_op): Likewise.
2335 * typeck2.c (process_init_constructor_array): Likewise.
2337 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2339 PR c++/83555
2340 * typeck.c (build_static_cast_1): For static casts to reference types,
2341 call build_base_path with flag_delete_null_pointer_checks as nonnull
2342 instead of always false. When -fsanitize=null, call
2343 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2344 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2345 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2347 2018-01-03 Nathan Sidwell <nathan@acm.org>
2349 PR c++/83667
2350 * method.c (make_alias_for): Copy DECL_CONTEXT.
2352 2018-01-03 Marek Polacek <polacek@redhat.com>
2354 PR c++/83592
2355 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2357 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2359 PR preprocessor/83602
2360 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2361 for builtin macros.
2363 PR c++/83634
2364 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2365 error_mark_node, return error_mark_node.
2367 Update copyright years.
2369 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2371 PR c++/83556
2372 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2373 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2374 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2375 to false and return.
2376 (replace_placeholders): Pass NULL instead of &pset as last argument
2377 to cp_walk_tree.
2379 2018-01-02 Nathan Sidwell <nathan@acm.org>
2381 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2382 lval var.
2383 \f
2384 Copyright (C) 2018 Free Software Foundation, Inc.
2386 Copying and distribution of this file, with or without modification,
2387 are permitted in any medium without royalty provided the copyright
2388 notice and this notice are preserved.