* cp-tree.h (DECL_EXTERNAL_LINKAGE_P): New macro.
(linkage_kind): New enumeration.
(decl_linkage): New function.
* decl2.c (comdat_linkage): Extend comment.
* error.c (dump_function_decl): Print the arguments used to
instantiate a template, even when not printing the type of the
function.
* pt.c (convert_nontype_argument): Use DECL_EXTERNAL_LINKAGE_P,
not TREE_PUBLIC, to test for external linkage.
* tree.c (decl_linkage): New function.
From-SVN: r37150
* c-common.h (warn_missing_format_attribute): New variable.
* c-decl.c (warn_missing_format_attribute): New variable.
(c_decode_option): Decode -Wmissing-format-attribute and
-Wno-missing-format-attribute.
* c-common.c (check_function_format): If
-Wmissing-format-attribute, give a warning where a vprintf or
vscanf function is called by a function without its own printf or
scanf attribute.
* toplev.c (documented_lang_options): Add
-Wmissing-format-attribute.
* invoke.texi: Document -Wmissing-format-attribute.
cp:
* decl2.c (warn_missing_format_attribute): New variable.
(lang_decode_option): Decode -Wmissing-format-attribute.
testsuite:
* gcc.dg/format-miss-1.c: New test.
From-SVN: r36897
* splay-tree.c (splay_tree_predecessor): Fix typo in comment.
Convert the C front-end to use function-at-a-time mode.
* c-common.h: Include splay-tree.h.
(C_DECLARED_LABEL_FLAG): New macro.
(struct language_function): Add x_scope_stmt_stack and
x_function_name_declared_p.
(RECHAIN_STMTS): Move definition.
(lang_statment_code_p): Likewise.
(lang_expand_stmt): Likewise.
(lang_expand_decl_stmt): New variable.
(lang_expand_function_end): Likewise.
(current_scope_stmt_stack): New function.
(add_decl_stmt): Likewise.
(add_scope_stmt): Likewise.
(mark_stmt_tree): Likewise.
(struct c_lang_decl): New structure.
(DECL_SAVED_TREE): Define.
(c_mark_lang_decl): New function.
(c_expand_start_cond): Change prototype.
(c_finish_then): New function.
(c_finish_else): Likewise.
(current_function_name_declared): Remove.
(set_current_function_name_declared): Likewise.
(mark_c_language_function): Declare.
(case_compare): Likewise.
(c_add_case_label): Likewise.
(c_expand_expr): Likewise.
(c_safe_from_p): Likewise.
* c-common.c (lang_expand_function_end): New variable.
(struct if_elt): Add if_stmt.
(c_expand_start_cond): Add the if-statement to the statement-tree,
rather than generating RTL.
(c_finish_then): New function.
(c_expand_start_else): Don't generate RTL.
(c_finish_else): New function.
(c_expand_expr_stmt): Don't generate RTL.
(statement_code_p): Add SCOPE_STMT.
(case_compare): New function.
(c_add_case_label): Likewise.
(mark_stmt_tree): Likewise.
(c_mark_lang_decl): Likewise.
(mark_c_language_function): Likewise.
(c_expand_expr): Likewise.
(c_safe_from_p): Likewise.
* c-decl.c (c_stmt_tree): New variable
(c_scope_stmt_stack): Likewise.
(c_function_name_declared_p): Likewise.
(lang_expand_expr_stmt): Remove.
(poplevel): Don't call output_inline_function for nested
functions.
(pushdecl): Don't set DECL_CONTEXT for a local declaration of an
`extern' function.
(redeclaration_error_message): Change means of computing whether
or not a function is nested.
(lookup_label): Don't call label_rtx.
(init_decl_processing): Add more GC roots.
(start_decl): Add DECL_STMTs to the statement-tree, rather than
calling rest_of_decl_compilation.
(finish_decl): Don't call expand_decl.
(store_parm_decls): Begin the statement-tree, but don't generate
RTL.
(finish_function): Tie off the statement-tree. Call c_expand_body
if appropriate.
(c_expand_body): New function.
(push_c_function_context): Save more information.
(pop_c_function_contxt): Likewise.
(copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
(lang_mark_tree): Mark it.
(current_stmt_tree): Adjust.
(current_scope_stmt_stack): New function.
(do_case): Remove.
(set_current_name_declared): Likewise.
(c_begin_compound_stmt): Define.
(c_expand_decl_stmt): Likewise.
* c-lang.c: Include rtl.h and expr.h.
(lang_init): Set more language-specific hooks.
* c-lex.c: Include expr.h.
* c-parse.in: Changes throughout to add statements to the
statement-tree, rather than generating RTL after every statement.
* c-semantics.c (lang_expand_decl_stmt): Define.
(add_decl_stmt): New function.
(add_scope_stmt): Likewise.
(finish_stmt_tree): Tweak.
(genrtl_expr_stmt): Likewise.
(genrtl_decl_stmt): Handle local labels, and call
lang_expand_decl_stmt if required.
(genrtl_for_stmt): Fix line-number handling.
(genrtl_case_label): Handle cleanups.
(genrtl_asm_stmt): Don't call combine_strings.
(genrtl_compound_stmt): Simplify.
(expand_stmt): Handle SCOPE_STMTs.
* c-tree.h (struct lang_decl): New structure.
(C_DECLARED_LABEL_FLAG): Remove.
(c_begin_compound_stmt): Declare.
(c_expand_decl_stmt): Likewise.
(c_expand_start_case): Rename to c_start_case.
(c_finish_case): New function.
* c-typeck.c (start_init): Tweak setting of
constructor_incremental.
(c_expand_asm_operands): Tweak error-handling. Add to the
statement-tree.
(c_expand_return): Add to the statement-tree.
(c_expand_start_case): Rename to ...
(c_start_case): ... this.
(struct c_switch): New type.
(switch_stack): New variable.
(do_case): Simplify.
(c_finish_case): New function.
* dependence.c: Include expr.h.
(enum dependence_type): Change spelling of enumerals.
(check_node_dependence): Adjust.
* expr.h (lang_safe_from_p): Declare.
(safe_from_p): Likewise.
* expr.c (lang_safe_from_p): New variable.
(safe_from_p): Give it external linkage. Use lang_safe_from_p.
* stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
* toplev.c (rest_of_decl_compilation): Robustify.
* tree.c (contains_placeholder_p): Likewise.
* Makefile.in: Update dependencies.
* objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
* objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
(objc_expand_function_end): New function.
(finish_method_def): Use it.
(init_objc): Initialize more language-specific hooks.
* objc/Make-lang.in: Update dependencies.
* cp-tree.h (struct cp_language_function): Remove
x_scope_stmt_stack and name_declared.
(current_scope_stmt_stack): Remove.
(function_name_declared_p): New macro.
(struct lang_decl_flags): Use c_lang_decl as a base class.
(context): Remove.
(struct lang_decl): Replace saved_tree with context.
(DECL_FRIEND_CONTEXT): Adjust accordingly.
(SET_DECL_FRIEND_CONTEXT): Likewise.
(DECL_VIRTUAL_CONTEXT): Likewise.
(DECL_SAVED_TREE): Remove.
(C_DECLARED_LABEL_FLAG): Likewise.
(cplus_expand_expr_stmt): Don't declare.
(add_decl_stmt): Likewise.
(add_scope_stmt): Likewise.
* decl.c (mark_stmt_tree): Remove.
(case_compare): Likewise.
(finish_case_label): Use c_add_case_label.
(init_decl_processing): Set more language-specific hooks.
(build_enumerator): Fix typo in comment.
(cplus_expand_expr_stmt): Remove.
(mark_lang_function): Use mark_c_language_function.
(lang_mark_tree): Use c_mark_lang_decl.
* decl2.c: Change order of inclusion.
* except.c: Likewise.
* expr.c (cplus_expand_expr): Remove handling of STMT_EXPR. Fall
back on c_expand_expr.
* friend.c: Include expr.h.
* init.c: Change order of inclusion.
* Makefile.in: Update dependencies.
* lex.h (free_lang_decl_chain): Remove.
* optimize.c (maybe_clone_body): Use function_name_declared_p.
* pt.c (build_template_decl): Don't copy DECL_VIRTUAL_CONTEXT if
it doesn't exist.
(instantiate_decl): Use function_name_declared_p.
* semantics.c (lang_expand_expr_stmt): Remove.
(set_current_function_name_declared): Likewise.
(current_function_name_declared): Likewise.
(begin_compound_stmt): Use function_name_declared_p.
(add_decl_stmt): Remove.
(setup_vtbl_ptr): Use function_name_declared_p.
(add_scope_stmt): Remove.
(current_scope_stmt_stack): New function.
(cp_expand_stmt): Don't handle SCOPE_STMTs.
(expand_body): Use function_name_declared_p.
* tree.c (cp_statement_code_p): Don't include SCOPE_STMT.
* typeck.c: Change order of includes.
(convert_sequence): Remove.
From-SVN: r36464
* decl.c (maybe_deduce_size_from_array_init): Set do_default for
all non-extern arrays.
* decl.c (grokdeclarator): Complain about 'friend T' for implicit
typenames, too. Downgrade complaint to pedwarn.
(xref_tag): Warn about surprising behavior of 'friend struct T'.
* decl2.c (handle_class_head): Generate a TYPENAME_TYPE for
'class This::Inherited'.
From-SVN: r36382
top level:
* Makefile.in: Remove all references to c-parse.gperf,
c-gperf.h, and c-parse.h. Remove -d from yacc command line
generating c-parse.c. Update dependencies.
* c-parse.gperf, c-gperf.h: Delete.
* c-common.c: Don't define parse_options, cpp_token, yy_cur,
yy_lim, or yy_get_token. Don't define get_directive_line if
USE_CPPLIB.
* c-common.h: Add multiple include guard. Define RID values
for every keyword in C, C++, and Objective C. Put all the
modifiers first.
(struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
* c-decl.c (c_decode_option): Handle -lang-objc here.
(print_lang_identifier): Handle C_IS_RESERVED_WORD case.
(grokdeclarator): Adjust for new RID scheme.
(extract_interface_info): New stub.
* c-lang.c: Don't declare yy_cur or parse_options.
(lang_init_options): Call cpp_init. Don't call
cpp_options_init.
(lang_init): Don't call check_newline if USE_CPPLIB.
* c-lex.c: Don't include c-parse.h. Do include timevar.h.
Elide lots of unnecessary code if USE_CPPLIB. Delete code
rendered unnecessary by new architecture. Move routines not
shared with C++ to c-parse.in. Maintain a local idea of the
line number. Handle C++ as well as C.
[USE_CPPLIB]: Declare and register callbacks for #ident and
for entering/leaving files.
(init_c_lex, c_lex): Are now the entry points to this file.
(check_newline): Break out directive handling to
process_directive.
(read_ucs, is_extended_char, utf8_extend_token): Moved here
from C++ front end.
(readescape, parse_float): Overhaul.
(lex_number, lex_string, lex_charconst): Break out of c_lex
(n'ee yylex).
(get_fileinfo, update_header_times, dump_one_header,
dump_time_statistics): New and/or moved here from C++.
Support per-file data needed by C++ and per-header timing
statistics (C++ only, at the moment).
* c-lex.h: Update prototypes. Add multiple include guard.
* c-tree.h (struct lang_identifier): Add rid_code field.
(C_IS_RESERVED_WORD, C_RID_CODE): New.
* c-parse.in: Include c-pragma.h. Remove unnecesary calls to
reinit_parse_for_function and/or position_after_white_space.
(save_filename, save_lineno): Look ahead before saving.
(label -> identifier ':'): Save file and line before shifting ':'.
(reservedwords): No need to call get_identifier.
(init_parse, finish_parse, yyerror, yylex, yyprint,
make_pointer_declarator): Are now here for C/ObjC.
(rid_to_yy): Conversion table from RID constants to Yacc codes.
* c-pragma.c: Rewrite parsing logic to fit with cpplib's
#pragma registry. Provide dummy implementation of that
interface if !USE_CPPLIB.
* c-pragma.h: Update to match.
* flags.h: Add multiple include guard.
(flag_detailed_statistics): Moved here from C++.
* toplev.c: Define flag_detailed_statistics.
* gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
#if USE_CPPLIB.
* timevar.def (TV_CPP, TV_LEX): New.
* timevar.h: Add multiple include guard.
* objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
#if USE_CPPLIB.
* objc/objc-act.c: Don't mention yy_cur or parse_options.
Initialize cpplib properly. Force lineno to 0 after first
call to check_newline. Don't handle -lang-objc here.
Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
cp:
* Make-lang.in, Makefile.in: Remove all references to input.c,
gxx.gperf, and hash.h. Add ../c-lex.o to C_OBJS.
* gxx.gperf, hash.h, input.c: Delete.
* lang-specs.h: Pass -lang-c++ to cc1plus so cpplib is
initialized properly.
* class.c (fixup_pending_inline): Take a tree, not a
struct pending_inline *. All callers changed.
(init_class_processing): Set RID_PUBLIC, RID_PRIVATE,
RID_PROTECTED entries in ridpointers[] array here.
* decl.c (duplicate_decls): Do not refer to struct
pending_inline.
(record_builtin_type, init_decl_processing): Use RID_MAX not
CP_RID_MAX.
(grokdeclarator): Use C_IS_RESERVED_WORD.
* decl2.c (lang_decode_option): Ignore -lang-c++ for sake of
cpplib.
(grok_x_components): Do not inspect pending_inlines chain.
* cp-tree.h (struct lang_identifier): Add rid_code entry.
(C_IS_RESERVED_WORD, C_RID_CODE, C_RID_YYCODE): New.
(flag_no_gnu_keywords, flag_operator_names, rid_to_yy): Declare.
(DEFARG_LENGTH, struct pending_inline, TIME_IDENTIFIER_TIME,
TIME_IDENTIFIER_FILEINFO): Kill.
Update prototypes.
* lex.h: Expunge cp_rid. Rewrite RIDBIT macros to use just a
single 32-bit word.
* parse.y: Call do_pending_inlines unconditionally.
reinit_parse_for_method is now snarf_method. fn.defpen is no
longer necessary. Remove unnecessary <itype> annotation on
SCOPE. Do not refer to end_of_file or struct pending_inline.
* semantics.c (begin_inline_definitions): Call
do_pending_inlines unconditionally.
* lex.c: Remove all code now shared with C front end.
Initialize cpplib properly if USE_CPPLIB. Put reserved words
into the get_identifier table. Rewrite pragma handling to
work with the registry. Move code to save tokens for later
processing to spew.c.
* spew.c: Rewrite everything in terms of token streams instead
of text. Move routines here from lex.c / input.c as
appropriate. GC-mark trees hanging off the pending inlines
chain.
testsuite:
* g++.old-deja/g++.benjamin/13478.C: Put meaningful tags on
ERROR markers.
* g++.old-deja/g++.brendan/crash8.C: Move ERROR marker up one line.
* gcc.dg/c99-array-nonobj-1.c: Don't expect func[] cases to fail.
* gcc.dg/wtr-label-1.c: Don't use unconstrained .* in error regexps.
* gcc.dg/wtr-suffix-1.c: Correct error regexps.
* gcc.dg/cpp/unc1.c, gcc.dg/cpp/unc2.c, gcc.dg/cpp/unc3.c:
Preprocess only.
* gcc.dg/cpp/unc4.c: Adjust line number in dg-error line.
* gcc.dg/noncompile/const-ll-1.c: Generalize error regexp.
From-SVN: r36216
* c-tree.h (flag_hosted): Move declaration from here...
* c-common.h (flag_hosted): ... to here.
(flag_noniso_default_format_attributes): New declaration.
* c-decl.c (flag_noniso_default_format_attributes): New variable.
(c_decode_option): Set it appropriately for options choosing
language standard variant.
* c-common.c (init_function_format_info): Only provide default
format attributes if flag_hosted. Only provide the gettext
formats if flag_noniso_default_format_attributes. Update
comments.
(check_format_info): Disable treatment of %a as a scanf flag in
C99 mode.
cp:
* decl.c (flag_hosted, flag_noniso_default_format_attributes): New
variables.
* decl2.c (lang_decode_option): Disable gettext attributes for
-ansi.
From-SVN: r35843
* cp-tree.h (resolve_scope_to_name): Remove unused prototype.
(lookup_nested_tag): Likewise.
* decl2.c (grokfield): Fix comment to reflect many types of _DECLs
can be produced.
From-SVN: r35634
* pt.c (tsubst_aggr_type): Bail if creating the argvec fails.
(tsubst_template_arg_vector): Likewise.
* decl2.c (build_anon_union_vars): Choose the largest field; don't
assume that one will be as large as the union.
From-SVN: r35581
* decl.c (start_cleanup_fn): Mark the function as `inline'.
* decl2.c (get_guard): Call cp_finish_decl, not
rest_of_decl_compilation, for local guards.
* lex.c (do_identifier): Remove unused variable.
From-SVN: r35285
* typeck.c (mark_addressable): Never set TREE_USED.
* call.c (build_call): Don't abort on calls to library functions
that have been declared normally.
* typeck.c (build_binary_op): Fix grammar in warning.
* exception.cc (__eh_free): Fix prototype.
* decl2.c (finish_decl_parsing): Handle TEMPLATE_ID_EXPR.
* decl.c (pushdecl): Handle seeing an OVERLOAD in
IDENTIFIER_NAMESPACE_VALUE.
From-SVN: r35104
* decl.c (pushtag): Don't put local classes in template functions
on the local_classes list.
* decl2.c (get_guard): Add missing return for old ABI local
variable case.
From-SVN: r34937
* 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
Mark Mitchell
Geoff Keating
Joseph Myers
Nathan Sidwell
Jason Merrill
Zack Weinberg
Kriang Lerdsuwanakij
Jason Merrill
Theodore Papadopoulo
Zack Weinberg
Mark Mitchell
Jakub Jelinek
Kaveh R. Ghazi
Gabriel Dos Reis
Jason Merrill
Alex Samuel
Richard Henderson