* cp-tree.h (BV_USE_VCALL_INDEX_P): New macro.
(BV_GENERATE_THUNK_WITH_VTABLE_P): Likewise.
(lang_decl_flags): Add generate_with_vtable_p. Make vcall_offset
a tree, not an int.
(THUNK_GENERATE_WITH_VTABLE_P): New macro.
(make_thunk): Change prototype.
(emit_thunk): Rename to use_thunk.
(mangle_thunk): Change prototype.
* class.c (get_derived_offset): Simplify.
(copy_virtuals): Clear BV_USE_VCALL_INDEX_P and
BV_GENERATE_THUNK_WITH_VTABLE_P.
(build_primary_vtable): Simplify.
(add_virtual_function): Use BV_FN, rather than TREE_VALUE.
(dfs_find_base): Remove.
(update_vtable_entry_for_fn): Correct bug in finding the base
where a virtual function was first declared. Figure out whether
or not to emit a vcall-thunk with the vtables in which it appears.
Correct logic for deciding whether to use an ordinary thunk, or a
vcall thunk.
(finish_struct_1): Remove unnecssary code.
(build_vtbl_initializer): Use ssize_int for the running counter of
negative indices.
(build_vtbl_initializer): Only use vcall thunks where necessary.
Mark thunks as needing to be emitted with their vtables, or not.
(build_vbase_offset_vtbl_entries): Adjust for use of ssize_int in
indices. Use size_binop.
(dfs_build_vcall_offset_vtbl_entries): Don't rely on
BINFO_PRIMARY_MARKED_P here. Use BV_FN consistently. Use
size_binop.
(build_rtti_vtbl_entries): Adjust call to build_vtable_entry.
(build_vtable_entry): Mark thunks as needing to be emitted with
their vtables, or not.
* decl.c (lang_mark_tree): Mark the vcall_offset in a thunk.
* decl2.c (mark_vtable_entries): Use use_thunk instead of
emit_thunk.
* dump.c (dequeue_and_dump): Remove dead code. Dump new thunk
information.
* error.c (dump_expr): Use BV_FN.
* mangle.c (mangle_thunk): Adjust now that vcall_offset is a tree,
not an int.
* method.c (make_thunk): Likewise.
(emit_thunk): Rename to use_thunk. Allow callers to decide
whether or not to actually emit the thunk. Adjust for changes in
representation of vcall offsets.
* search.c (dfs_get_pure_virtuals): Use BV_FN.
* semantics.c (emit_associated_thunks): New function.
(expand_body): Use it.
* ir.texi: Adjust decriptions of thunks.
From-SVN: r34656
* pt.c (tsubst_decl, case FUNCTION_DECL): Clear DECL_SAVED_TREE.
(tsubst_friend_function): Copy it here.
* decl.c (grok_op_properties): Fix typo.
* decl2.c (delete_sanity): Clarify warning, avoid failure on
deleting void*.
* pt.c (check_explicit_specialization): Clarify error.
* decl.c (pushdecl): Also pull out one of the FUNCTION_DECLs from
an old OVERLOAD when we're declaring a non-function.
(pushdecl, destroy_local_var): Check for error_mark_node.
(warn_extern_redeclared_static): Also bail early if
we're a CONST_DECL.
(push_overloaded_decl): Ignore an old error_mark_node.
From-SVN: r34652
* c-common.h (c_language_kind): New type.
(c_language): New variab.e
* c-common.c (lang_get_alias_set): Don't put structures in
non-zero alias sets in C++.
* c-decl.c (c_language): Define it.
* c-lex.c (doing_objc_thang): Remove.
* c-tree.h (doing_objc_thang): Make it a macro.
* objc/objc-act.c (lang_decode_option): Set c_language, not
doing_objc_thang.
* decl2.c (c_language): Define.
From-SVN: r34439
* cp-tree.h (TMPL_ARGS_LEVEL): Clarify comment.
(INNERMOST_TEMPLATE_ARGS): New macro.
(innermost_args): Remove.
(get_innermost_template_args): New function.
* decl2.c (arg_assoc_class): Use INNERMOST_TEMPLATE_ARGS.
* error.c (dump_function_decl): Be caution when using
most_general_template.
* method.c (build_template_parm_names): Use
INNERMOST_TEMPLATE_ARGS.
* pt.c (add_to_template_args): Tidy comment
(get_innermost_template_args): New function.
(check_explicit_specialization): Clear DECL_INITIAL for a new
specialization.
(process_partial_specialization): Use INNERMOST_TEMPLATE_ARGS.
Tidy.
(push_template_decl): Always register specializations of the most
general template.
(convert_template_argument): Use INNERMOST_TEMPLATE_ARGS.
(coerce_template_parms): Likewise.
(lookup_template_class): Likewise.
(innermost_args): Remove.
(tsubst_decl): Use INNERMOST_TEMPLATE_ARGS.
(tsubst_decl): Handle tricky specializations. Use
get_innermost_template_args.
(instantiate_template): Simplify handling of partial
instantiations.
(get_class_bindings): Use INNERMOST_TEMPLATE_ARGS.
(most_general_template): Reimplement, in a more straightforward
manner.
(regenerate_decl_from_template): Tweak formatting. Use
TMPL_ARGS_DEPTH for clarity.
(set_mangled_name_for_template_decl): Use INNERMOST_ARGS.
* dump.c (dequeue_and_dump): Dump information about thunks.
From-SVN: r34384
2000-05-28 Gabriel Dos Reis <gdr@codesourcery.com>
* toplev.h (skip_leading_substring): New macro.
* toplev.c (decode_f_option): Use skip_leading_substring instead
of strncmp.
(decode_W_option): Likewise.
cp/
2000-05-28 Gabriel Dos Reis <gdr@codesourcery.com>
* decl2.c (lang_decode_option): Use skip_leading_substring instead
of plain strncmp.
From-SVN: r34240
2000-05-27 Alex Samuel <samuel@codesourcery.com>
Mark Mitchell <mark@codesourcery.com>
* cp-tree.h (ansi_opname): Make it a macro.
(ansi_assopname): Likewise.
(struct lang_decl_flags): Add assignment_operator_p.
(struct lang_decl): Add operator_code.
(DECL_VTT_PARM): Adjust.
(DECL_OVERLOADED_OPERATOR_P): Return the operator_code for an
overloaded operator.
(SET_OVERLOADED_OPERATOR_CODE): New macro.
(DECL_ASSIGNMENT_OPERATOR_P): New macro.
(DECL_ARRAY_DELETE_OPERATOR_P): Adjust.
(opname_tab): Remove.
(assignop_tab): Likewise.
(operator_name_info_t): New type.
(operator_name_info): New variable.
(assignment_operator_name_info): Likewise.
(build_cp_library_fn): Remove declaration.
(push_cp_library_fn): Likewise.
(operator_name_string): Likewise.
(build_decl_overload): Likewise.
* call.c (print_z_candidates): Simplify.
(build_object_call): Adjust usage of ansi_opname. Use
DECL_OVERLOADED_OPERATOR_P.
(op_error): Adjust operator name lookup.
(build_conditional_expr): Adjust usage of ansi_opname.
(build_new_op): Likewise.
(build_op_delete_call): Likewise.
(build_over_call): Likewise.
(joust): Use DECL_OVERLOADED_OPERATOR_P.
* decl.c (duplicate_decls): Copy operator_code.
(init_decl_processing): Adjust parameters to push_cp_library_fn.
(builtin_function): Adjust parameters to build_library_fn_1.
(build_library_fn_1): Accept an overloaded operator code.
(build_library_fn): Pass ERROR_MARK.
(build_cp_library_fn): Accept an overloaded operator code.
(push_cp_library_fn): Likewise.
(grokfndecl): Tweak.
(grokdeclarator): Simplify code to compute names of overloaded
operators. Adjust use of ansi_opname.
(ambi_op_p): Work on tree_codes, not identifiers.
(unary_op_p): Likewise.
(grok_op_properties): Likewise.
(start_function): Use DECL_OVERLOADED_OPERATOR_P.
(lang_mark_tree): Don't try to mark the operator_code.
* decl2.c (grok_function_init): Use DECL_OVERLOADED_OPERATOR_P.
* error.c (dump_decl): Remove special handling for operator
names.
(dump_function_name): Likewise.
(dump_expr): Adjust name lookup of operators.
(op_to_string): Simplify.
(assop_to_string): Likewise.
* init.c (build_new_1): Adjust use of ansi_opname.
* lex.c (opname_tab): Remove.
(assignop_tab): Likewise.
(ansi_opname): Likewise.
(ansi_assopname): Likewise.
(operator_name_string): Likewise.
(reinit_lang_specific): Likewise.
(operator_name_info): New variable.
(assignment_operator_name_info): Likewise.
(init_operators): New function.
(init_parse): Use it.
(do_identifier): Adjust use of ansi_opname.
* method.c (mangle_expression): Don't use ansi_opname for
mangling.
(build_decl_overload_real): Use DECL_OVERLOADED_OPERATOR_P.
(build_decl_overload): Remove.
(build_typename_overload): Use OPERATOR_TYPENAME_FORMAT directly.
(do_build_assign_ref): Adjust use of ansi_opname.
(synthesize_method): Likewise.
(implicitly_declare_fn): Likewise.
* operators.def: New file.
* parse.y (operator): Adjust use of ansi_opname.
* pt.c (tsubst_decl): Use IDENTIFIER_OPNAME_P.
(set_mangled_name_for_template_decl): Don't play games with
current_namespace.
(special_function_p): Adjust use of ansi_opname.
* typeck.c (check_return_expr): Likewise.
* Make-lang.in (cc1plus): Depend on operators.def.
* Makefile.in (lex.o): Likewise.
(decl.o): Likewise.
Co-Authored-By: Mark Mitchell <mark@codesourcery.com>
From-SVN: r34223
* cp-tree.h (cp_tree_index): Add CPTI_VTT_PARM_TYPE and
CPTI_VTT_PARM_IDENTIFIER.
(vtt_parm_identifier): New macro.
(vtt_parm_type): Likewise.
(BINFO_SUBVTT_INDEX): Likewise.
(BINFO_VPTR_INDEX): Likewise.
(struct lang_decl): Add vtt_parm.
(DECL_VTT_PARM): New macro.
(DECL_USE_VTT_PARM): Likewise.
(DECL_NEEDS_VTT_PARM_P): Likewise.
(get_vtt_name): Declare.
(build_artifical_parm): Likewise.
(fixup_all_virtual_upcast_offsets): Likewise.
(expand_indirect_vtbls_init): Remove.
* call.c (build_new_method_call): Pass the vtt to subobject
constructors and destructors.
* class.c (get_vtt_name): Give it external linkage.
(build_clone): Handle the magic VTT parameters for clones.
(clone_function_decl): Fix typo in comment.
(build_vtt): Keep track of the indices in the VTTs where various
entities are stored.
(build_vtt_inits): Likewise.
(dfs_build_vtt_inits): Likewise.
(build_ctor_vtbl_group): Tweak type of construction vtables.
(dfs_accumulate_vtbl_inits): Build vtables for all bases, even
primary bases, when building construction vtables.
* decl.c (duplicate_decls): Handle DECL_VTT_PARM.
(initialize_predefined_identifiers): Add vtt_parm_identifier.
(init_decl_processing): Initialize vtt_parm_type.
(grokfndecl): Use DECL_OVERLOADED_OPERATOR_P.
(lang_mark_tree): Make vtt_parm.
* decl2.c (build_artificial_parm): New function.
(maybe_retrofit_in_chrg): Use it. Add VTT parameters.
(grokclassfn): Use build_artificial_parm.
* init.c (initialize_vtbl_ptrs): Call
fixup_all_virtual_upcast_offsets directly.
(perform_member_init): Use the complete subobject destructor for
member cleanups.
(build_vtbl_address): New function.
(expand_virtual_init): Handle VTTs.
* optimize (maybe_clone_body): Likewise.
* search.c (fixup_all_virtual_upcast_offsets): Give it external
linkage.
(expand_indirect_vtbls_init): Remove.
* semantics.c (setup_vtbl_ptr): Fix typos in comment.
* tree.c (make_binfo): Make them bigger.
From-SVN: r34177
* cp-tree.h (build_delete): Change prototype.
(build_vec_delete): Likewise.
* call.c (build_scoped_method_call): Use special_function_kind
values to indicate the kind of destruction to be done.
(build_method_call): Likewise.
* decl.c (finish_destructor_body): Likewise.
(maybe_build_cleanup_1): Likewise. Rename to ...
(maybe_build_cleanup): ... this.
* decl2.c (delete_sanity): Use special_function_kind
values to indicate the kind of destruction to be done.
(build_cleanup): Likewise.
* init.c (perform_member_init): Likewise.
(build_vec_delete_1): Likewise.
(build_dtor_call): Simplify.
(build_delete): Use special_function_kind
values to indicate the kind of destruction to be done.
(build_vbase_delete): Likewise.
(build_vec_delete): Likewise.
From-SVN: r34147
* decl2.c (maybe_retrofit_in_chrg): Don't create in-charge
parameters for template functions.
* pt.c (tsubst_decl): Make sure we call maybe_retrofit_in_chrg for
destructors as well as constructors.
From-SVN: r34120
* decl2.c (qualified_lookup_using_namespace): Look through
namespace aliases.
* decl.c (push_using_decl): Return the old decl on namespace level.
From-SVN: r34073
* decl2.c (finish_anon_union): Generalize error messages to handle
anonymous structures.
* init.c (perform_member_init): Remove `name' parameter.
(build_field_list): New function.
(sort_member_init): Handle anonymous union initialization order
correctly. Check for multiple initializations of the same union.
(emit_base_init): Don't look up fields by name here.
(expand_member_init): Record the result of name lookup for future
reference.
* typeck.c (build_component_ref): Fix formatting.
From-SVN: r33963
* cp-tree.h (special_function_kind): Add various kinds of
destructors.
(special_function_p): New function.
* class.c (overrides): Don't let one kind of destructor override
another.
* decl2.c (mark_used): Use DECL_NON_THUNK_FUNCTION_P when deciding
whether or not to instantiate a template.
* tree.c (special_function_p): Define.
From-SVN: r33668
* cp-tree.def (THUNK_DECL): Remove.
* cp-tree.h (DECL_THUNK_P): New macro.
(DECL_NON_THUNK_FUNCTION_P): Likewise.
(DECL_EXTERN_C_FUNCTION_P): Likewise.
(SET_DECL_THUNK_P): Likewise.
(DELTA_FROM_VTABLE_ENTRY): Use DECL_THUNK_P.
(FNADDR_FROM_VTABLE_ENTRY): Likewise.
(DECL_MAIN_P): Use DECL_EXTERN_C_FUNCTION_P.
* decl.c (decls_match): Use DECL_EXTERN_C_P.
(duplicate_decls): Likewise.
(pushdecl): Likewise. Adjust thunk handling.
(grokfndecl): Use DECL_EXTERN_C_P.
* decl2.c (mark_vtable_entries): Use DECL_THUNK_P.
* dump.c (dequeue_and_dump): Remove THUNK_DECL handling.
* except.c (nothrow_libfn_p): Use DECL_EXTERN_C_P.
* expr.c (cplus_expand_expr): Remove THUNK_DECL handling.
* method.c (make_thunk): Use SET_DECL_THUNK_P. Set
DECL_NO_STATIC_CHAIN.
(emit_thunk): Don't play games with TREE_CODE on thunks. Don't
set DECL_DESTRUCTOR_P or DECL_CONSTRUCTOR_P on a thunk.
* search.c (covariant_return_p): Remove THUNK_DECL handling.
* ir.texi: Update.
From-SVN: r33647
* typeck.c (build_x_function_call): Resolve an OFFSET_REF.
* call.c (joust): Exit early if we get the same function, too.
* decl2.c (key_method): Return NULL_TREE for template classes.
(import_export_class): Don't need to check for template classes.
From-SVN: r33273
* cp-tree.h (cp_tree_index): Add CPTI_DTOR_IDENTIFIER.
(complete_dtor_identifier): New macro.
(CLASSTYPE_FIRST_CONVERSION): Remove.
(CLASSTYPE_CONSTRUCTOR_SLOT): New macro.
(CLASSTYPE_DESTRUCTOR_SLOT): Likewise.
(CLASSTYPE_FIRST_CONVERSION_SLOT): Likewise.
(CLASSTYPE_CONSTRUCTORS): Likewise.
(CLASSTYPE_DESTRUCTORS): Likewise.
(lang_decl): Add cloned_function.
(DECL_COMPLETE_CONSTRUCTOR_P): New macro.
(DECL_BASE_CONSTRUCTOR_P): Likewise.
(DECL_MAYBE_IN_CHARGE_CONSTRUCTOR_P): Likewise.
(DECL_MAYBE_IN_CHARGE_DESTRUCTOR_P): Likewise.
(DECL_CLONED_FUNCTION_P): Likewise.
(DECL_CLONED_FUNCTION): Likewise.
(clone_function_decl): Declare.
(maybe_clone_body): Likewise.
* call.c (build_user_type_conversion_1): Call complete object
constructors in the new ABI.
(build_new_method_call): Don't add in-charge parameters under the
new ABI.
* class.c (add_method): Use DECL_MAYBE_IN_CHARGE_CONSTRUCTOR_P,
DECL_MAYBE_IN_CHARGE_DESTRUCTOR_P, CLASSTYPE_CONSTRUCTOR_SLOT, and
CLASSTYPE_DESTRUCTOR_SLOT.
(build_clone): New function.
(clone_function_decl): Likewise.
(clone_constructors_and_destructors): Likewise.
(check_bases_and_members): Use it.
* decl.c (iniitialize_predefined_identifiers): Initialize
complete_dtor_identifier.
(finish_function): Don't add extra code to a clone.
(lang_mark_tree): Mark cloned_function.
* decl2.c (mark_used): Don't bother trying to instantiate things
we synthesized.
* dump.c (dequeue_and_dump): Don't dump CP_DECL_CONTEXT twice.
* method.c (set_mangled_name_for_decl): Don't treat clones as
constructors.
(synthesize_method): Sythesize cloned functions, not the clones.
* optimize.c (inline_data): Update comment on ret_label.
(remap_block): Don't assume DECL_INITIAL exists.
(copy_body_r): Allow ret_label to be NULL.
(maybe_clone_body): Define.
* pt.c (tsubst_decl): Handle clones.
(instantiate_clone): New function.
(instantiate_template): Use it.
(set_mangled_name_for_template_decl): Don't treat clones as
constructors.
* search.c (lookup_fnfields_1): Use CLASSTYPE_CONSTRUCTOR_SLOT,
CLASSTYPE_DESTRUCTOR_SLOT, and CLASSTYPE_FIRST_CONVERSION_SLOT.
* semantics.c (expand_body): Clone function bodies as necessary.
From-SVN: r33084
* class.c (instantiate_type): Handle object-relative template-id.
* semantics.c (finish_expr_stmt): Call convert_to_void here.
* decl.c (cplus_expand_expr_stmt): Not here.
* rtti.c (build_dynamic_cast_1): Call non_lvalue.
Initialize exprtype earlier.
* parse.y (fn.def1): Check for defining types in return types.
* decl.c (check_tag_decl): Notice extra fundamental types.
Diagnose empty decls in classes, too.
* decl.c (grokdeclarator): Don't override an anonymous name if no
declarator was given.
* cvt.c (convert_to_void): Call resolve_offset_ref.
* typeck.c (build_x_function_call): Abort if we get an OFFSET_REF.
* decl2.c (decl_namespace): Handle getting a type.
* typeck.c (build_c_cast): Re-enable warning for cast between
pointer and integer of different size.
From-SVN: r33066
* invoke.texi (-ansi): Remove -foperator-names from list of
implied options. Do not call it ANSI C++.
(-foperator-names): Document as -fno-operator-names.
* cp/decl2.c (flag_operator_names): Default to 1.
(lang_decode_option): Do not set it for -ansi.
From-SVN: r33051
* cp-tree.h (struct lang_decl): Remove main_decl_variant.
(DECL_MAIN_VARIANT): Remove.
* decl.c (duplicate_decls): Don't set it.
(start_function): Likewise.
(lang_mark_tree): Don't mark it.
* decl2.c (defer_fn): Don't use it.
* lex.c (retrofit_lang_decl): Don't set it.
* pt.c (tsubst_decl): Likewise.
* ptree.c (print_lang_decl): Don't print it.
* typeck.c (mark_addressable): Don't use it.
From-SVN: r33048
* final.c (final): Use xcalloc to allocate line_note_exists.
* function.c (free_after_compilation): Free the temp_slots.
(assign_stack_temp_for_type): Use xmalloc to allocate temp_slots.
(combine_temp_slot): Free temp_slots when they get combined.
(purge_addressof): Fix typo in comment.
* stmt.c (mark_goto_fixup): Mark the fixup itself.
(expand_fixup): Allocate the fixup with ggc_alloc_obj.
* ggc.h: Include varray.h.
(ggc_pending_trees): Declare.
(ggc_mark_tree_children): Remove declaration.
(ggc_mark_tree): Just push unmarked trees on ggc_pending_trees.
* ggc-common.c (ggc_pending_trees): New variable.
(ggc_mark_roots): Call ggc_mark_trees.
(ggc_mark_tree_children): Rename to ggc_mark_trees. Process all
the ggc_pending_trees.
* Makefile.in (GGC_H): New variable. Use it throughout in place
of ggc.h.
* Makefile.in (GGC_H): New variable. Use it throughout in place
of ggc.h.
* call.c: Don't include obstack.h. Include ggc.h.
(obstack_chunk_alloc): Don't define.
(obstack_chunk_free): Likewise.
(add_candidate): Allocate the z_candidate with ggc_alloc_obj.
* decl.c (push_switch): Use xmalloc to allocate the cp_switch.
(pop_switch): Free it.
* decl2.c (grokclassfn): Set TREE_READONLY for PARM_DECLs.
* dump.c (dequeue_and_dump): Don't try to print the bit_position
if we don't have a DECL_FIELD_OFFSET.
* Makefile.in (GGC_H): Add varray.h.
From-SVN: r32956
Mark Mitchell
Nathan Sidwell
Jason Merrill
Jakub Jelinek
Kaveh R. Ghazi
Jason Merrill
Gabriel Dos Reis
Jason Merrill
Alex Samuel
Richard Henderson
Martin v. Löwis
Andrew Cagney
Zack Weinberg
Jason Merrill
Richard Kenner
Benjamin Kosnik