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2008-08-20diagnostic.c (inform): Add an explicit location_t parameter.Manuel López-Ibáñez1-1/+1
2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * diagnostic.c (inform): Add an explicit location_t parameter. * toplev.h (inform): Update declaration. * builtins.c: Update all calls to inform. * c-common.c: Likewise. * c-decl.c: Likewise. * c-opts.c: Likewise. * c-pch.c: Likewise. * c-pragma.c: Likewise. * c-typeck.c: Likewise. * coverage.c: Likewise. * opts.c: Likewise. * toplev.c: Likewise. * tree-cfg.c: Likewise. * tree-ssa.c: Likewise. cp/ * parser.c: Update all calls to inform. * typeck.c: Likewise. * init.c: Likewise. * class.c: Likewise. * call.c: Likewise. * method.c: Likewise. * friend.c: Likewise. * typeck2.c: Likewise. * pt.c: Likewise. * name-lookup.c: Likewise. * lex.c: Likewise. From-SVN: r139293
2008-08-18re PR preprocessor/7263 (__extension__ keyword doesn't suppress warning on ↵Manuel López-Ibáñez1-1/+1
LL or ULL constants) 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR cpp/7263 * c-opts.c (cpp_opts): Remove static. * c-parser.c (cpp_opts): Declare it extern. (disable_extension_diagnostics): Handle cpp options. (enable_extension_diagnostics): Likewise. testsuite/ * gcc.dg/cpp/pr7263-2.c: New. * gcc.dg/cpp/pr7263-2.h: New. * gcc.dg/cpp/pr7263-3.c: New. * gcc.dg/cpp/pr7263-3.h: New. From-SVN: r139194
2008-08-13re PR c/30551 (-pedantic does not include -Wmain, but -pedantic-errors does ↵Manuel López-Ibáñez1-13/+17
make -Wmain cause error messages) 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 30551 * doc/invoke.texi (Wmain): Update. * c-decl.c (start_decl): warn_main is only 0 or 1. (start_function): Likewise. Fix formatting. (finish_function): Delete redundant warning. * c.opt (Wmain): Add Var(warn_main) and Init(-1). * c-opts (c_common_handle_option): -Wall only has effect if warn_main is uninitialized. OPT_Wmain is automatically handled. -pedantic also enables Wmain. (c_common_post_options): Handle all logic for Wmain here. * c-common.c (warn_main): Delete. (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain. * c-common.h (warn_main): Delete. cp/ * decl.c (grokfndecl): Call check_main_parameters_type only if -Wmain. testsuite/ * gcc.dg/pr30551.c: New. * gcc.dg/pr30551-2.c: New. * gcc.dg/pr30551-3.c: New. * gcc.dg/pr30551-4.c: New. * gcc.dg/pr30551-5.c: New. * gcc.dg/pr30551-6.c: New. * gcc.dg/tree-ssa/reassoc-3.c: Don't compile with -pedantic-errors. * g++.dg/warn/pr30551.C: New. * g++.dg/warn/pr30551-2.C: New. From-SVN: r139063
2008-08-08re PR c/28875 ("-Wextra -Wno-unused-parameter -Wall" doesn't work as expected)Manuel López-Ibáñez1-1/+1
2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 28875 * flags.h (set_Wunused): Delete * toplev.c (process_options): Handle Wunused flags here. * opts.c (maybe_warn_unused_parameter): Delete. (common_handle_option): Replace set_Wunused by warn_unused. (set_Wextra): Do not handle Wunused-parameter here. (set_Wunused): Delete. * c-opts.c (c_common_handle_option): Replace set_Wunused by warn_unused. * common.opt (Wunused): Add Var and Init. (Wunused-function): Likewise. (Wunused-label): Likewise. (Wunused-parameter): Likewise. (Wunused-value): Likewise. (Wunused-variable): Likewise. fortran/ * options.c (set_Wall): Replace set_Wunused by warn_unused. java/ * lang.c (java_handle_option): Replace set_Wunused with warn_unused. testsuite/ * gcc.dg/unused-6-no.c: New. * gcc.dg/unused-6-WallWextra.c: New. From-SVN: r138890
2008-07-29flags.h (flag_really_no_inline): Remove.Jan Hubicka1-11/+0
* flags.h (flag_really_no_inline): Remove. * cgraph.c (cgraph_function_possibly_inlined_p): Simplify. * toplev.c (flag_really_no_inline): Remove. * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline. * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline. (cgraph_decide_inlining_incrementally): Likewise. (compute_inline_parameters): Likewise. * opts.c (decode_options): Simplify. * c-opts.c (c_common_post_options): Do not set flag_no_inline. * common.opt (finline): Initialize to 1. * tree-inline.c (inlinable_function_p): Check flag_no_inline. * lang.c (java_post_options): Remove handling of flag_no_inline. * misc.c (gnat_post_options): Do not set flag_no_inline. * options.c (gfc_post_options): Do not set flag_no_inline. From-SVN: r138238
2008-07-25cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.Jan Hubicka1-18/+1
* cgraphbuild.c (record_reference): Drop non-unit-at-a-time code. (build_cgraph_edges): Likewise. * cgraph.c (cgraph_node): Do not update assembler hash. (cgraph_remove_node): Drop non-unit-at-a-time code. * tree-pass.h (pass_O0_always_inline): Remove. * ipa-reference.c (gate_reference): Remove unit-at-a-time check. * toplev.c (process_options): Flag unit-at-a-time does not imply no section anchors. * cgraphunit.c: Update comments. (decide_is_function_needed): Drop non-unit-at-a-time mode. (cgraph_assemble_pending_functions): Remove. (cgraph_reset_node): Drop non-unit-at-a-time code. (cgraph_finalize_function): Likewise. (cgraph_analyze_function): Likewise. (cgraph_finalize_compilation_unit): Likewise. (cgraph_expand_function): Likewise. (cgraph_optimize): Likesise. (save_inline_function_body): Likewise. * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check. * tree-ssa-alias.c (maybe_be_aliased): Likewise. * ipa-inline.c: Update comments. (enum inlining_mode): remove INLINE_SPEED. (cgraph_clone_inlined_nodes): Drop unit-at-a-time check. (cgraph_mark_inline_edge): Likewise. (try_inline): Likewise. (cgraph_decide_inlining_incrementally): Likewise. (cgraph_gate_inlining): Remove. (cgraph_early_inlining): Remove flag_unit_at_a_time checks. (cgraph_gate_early_inlining): Likewise. (gate_inline_passes): Remove. (pass_inline_parameters, pass_ipa_inline): Remove gates. (cgraph_gate_O0_always_inline, cgraph_O0_always_inline, pass_O0_always_inline): Remove. * c-pch.c (c_pch_matching): Remove -funit-at-a-time. * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check. * opts.c (no_unit_at_a_time_default): Remove. (decode_options): Remove flag_unit_at_a_time reset and warning. * opts.h (no_unit_at_a_time_default): Remove. * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword early in GNU dialect. (merge_decls): Update comment; drop unit-at-a-time check. (finish_decl): Likewise. (grok_declaration): Remove flag_inline_trees code. (finish_functions): Return on function returning non-void on all statics. * ipa-tye-escape.c (gate_type_escape_vars): Remove. * cfgexpand.c (expand_one_static_var): Remove. (expand_one_var): Remove expand_one_static_var call. (expand_used_vars_for_block): Remove flag_unit_a_time check. * c-opts.c (c_common_post_options): Remove flag_inline_trees code and flag_unit_at_a-time compatibility checks. * varasm.c (assemble_alias): Remove flag_unit_at_a_time check. * tree-inline.c (flag_inline_trees): Remove. (inlinable_function_p): Don't check it. (expand_call_inline): Remove non-unit-at-a-time code. * tree-inline.h (flag_inline_trees): Remove. * tree-optimize.c (execute_early_local_optimizations): Remove unit-at-a-time checks. (tree_rest_of_compilation): Likewise. * combine.c (setup_incoming_promotions): Likewise. * tree-profile.c (tree_gen_ic_func_profiler): Likewise. * tree-ssa-structalias.c (delete_points_to_sets): Likewise. * passes.c (pass_inline_parameters): Update comments; remove O0_alwaysinline pass. (execute_one_ipa_transform_pass): Do not reset in_gimple_form. (execute_one_pass): Likewise. * i386.c (ix86_function_regparm): Remove unit-at-a-time check. (ix86_function_sseregparm): Likewise. * arm.c (arm_function_in_section_p): Likewise. * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise. * varpool.c: Update comments. (decide_is_variable_needed): Remove unit-at-a-time checks. (varpool_finalize_decl): Likewise. * ada/utils.c (end_subprog_body): Remove inline trees check. * ada/misc.c (gnat_post_options): Do not set flag_inline_trees. * fortran/options.c (gfc_post_options): Remove flag_unline_trees code. * gcc.dg/winline-4.c: Remove. * gcc.dg/pch/valid-3.hs: Remove. * gcc.dg/pch/valid-3.c: Remove. * g++.old-deja/g++.brendan/crash52.C: Accept returning void warning * g++.old-deja/g++.jason/report.C: Likewise. * testsuite/g++.dg/warn/pr23075.C: We get returning void warning instead of control flow warning. * cp/decl.c (duplicate_decls): Update comment and unit-at-a-time. (grogfndecl): Drop flag_inline_trees code. * cp/pt.c (instantiate_decl): Drop flag_iline_trees code. * cp/lex.c (cxx_init): Do not set unit-at-a-time. * java/decl.c: Include cgraph.h (end_java_method): Remove non-unit-at-a-time code. (java_mark_decl_local): Likewise; sanity check that we don't touch finalized nodes. From-SVN: r138140
2008-06-18c-opts.c (c_common_post_options): PCH is not compatible with no-unit-at-a-time.Jan Hubicka1-0/+3
* c-opts.c (c_common_post_options): PCH is not compatible with no-unit-at-a-time. * opts.c (handle_options): Enable unit-at-a-time at O0 along with -fno-toplevel-reorder by default now. * gcc.dg/weak/weak-2.c: We no longer complain about incompatibilty. * gcc.dg/weak/weak-3.c: We no longer complain about incompatibilty. * gcc.dg/weak/weak-4.c: We no longer complain about incompatibilty. * gcc.dg/weak/weak-5.c: We no longer complain about incompatibilty. * gcc.dg/weak/weak-6.c: Fix thinko in previous change. * gcc.dg/weak/weak-7.c: Likewise. From-SVN: r136903
2008-05-25re PR fortran/18428 (No preprocessing option -cpp for gfortran)Daniel Franke1-21/+1
gcc: 2008-05-26 Daniel Franke <franke.daniel@gmail.com> PR fortran/18428 * c.opt: Removed undocumented option '-lang-fortran'. * c-common.h: Removed global variable 'lang_fortran'. * c-opts.c (c_common_handle_option): Removed code to handle option '-lang-fortran'. Updated includes. * c-cppbuiltin.c (c_cpp_builtins): Removed conditional definition of '__GFORTRAN__'. (define__GNUC__): Reimplemented to use BASEVER and cpp_define_formatted. (builtin_define_with_value_n): Removed. * c-incpath.h: Renamed to ... * incpath.h: ... this. * c-incpath.c: Renamed to ... * incpath.c: ... this. Updated includes. * fix-header.c: Updated includes. * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch]. (c-cppbuiltin.o): Added dependency on and definition of BASEVER. (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o. gcc/cp: 2008-05-26 Daniel Franke <franke.daniel@gmail.com> * Makefile.in: Adjusted dependencies on c-incpath.o. gcc/fortran: 2008-05-26 Daniel Franke <franke.daniel@gmail.com> PR fortran/18428 * lang.opt (A, C, CC, D, E, H, P, U, cpp, d, fworking-directory, imultilib, iprefix, iquote, isysroot, isystem, nocpp, nostdinc, o, undef, v): New options. * options.c (gfc_init_options): Also initialize preprocessor options. (gfc_post_options): Also handle post-initialization of preprocessor options. (gfc_handle_option): Check if option is a preprocessor option. If yes, let gfc_cpp_handle_option() handle the option. * lang-specs.h: Reorganized to handle new options. * scanner.c (gfc_new_file): Read temporary file instead of input source if preprocessing is enabled. * f95-lang.c (gfc_init): Initialize preprocessor. (gfc_finish): Clean up preprocessor. * cpp.c: New. * cpp.h: New. * Make-lang.in: Added new objects and dependencies. * gfortran.texi: Updated section "Preprocessing and conditional compilation". * invoke.texi: Added new section "Preprocessing Options", listed and documented the preprocessing options handled by gfortran. From-SVN: r135882
2008-05-09re PR preprocessor/22231 (-MG ignores missing headers even with -c)Tom Tromey1-0/+2
gcc PR preprocessor/22231: * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is proceeding. gcc/testsuite PR preprocessor/22231: * gcc.dg/pr22231.c: New file. From-SVN: r135128
2008-04-02cppopts.texi (-dU): Document.Joseph Myers1-0/+1
gcc: * doc/cppopts.texi (-dU): Document. * c-common.h (flag_dump_macros): Update comment. * c-opts.c (handle_OPT_d): Handle -dU. * c-ppoutput.c (macro_queue, define_queue, undef_queue, dump_queued_macros, cb_used_define, cb_used_undef): New. (init_pp_output): Handle -dU. (cb_line_change): Call dump_queued_macros. * toplev.c (decode_d_option): Accept -dU as preprocessor option. gcc/testsuite: * gcc.dg/cpp/cmdlne-dU-1.c, gcc.dg/cpp/cmdlne-dU-2.c, gcc.dg/cpp/cmdlne-dU-3.c, gcc.dg/cpp/cmdlne-dU-4.c, gcc.dg/cpp/cmdlne-dU-5.c, gcc.dg/cpp/cmdlne-dU-6.c, gcc.dg/cpp/cmdlne-dU-7.c, gcc.dg/cpp/cmdlne-dU-8.c, gcc.dg/cpp/cmdlne-dU-9.c, gcc.dg/cpp/cmdlne-dU-10.c, gcc.dg/cpp/cmdlne-dU-11.c, gcc.dg/cpp/cmdlne-dU-12.c, gcc.dg/cpp/cmdlne-dU-13.c, gcc.dg/cpp/cmdlne-dU-14.c, gcc.dg/cpp/cmdlne-dU-15.c, gcc.dg/cpp/cmdlne-dU-16.c, gcc.dg/cpp/cmdlne-dU-17.c, gcc.dg/cpp/cmdlne-dU-18.c, gcc.dg/cpp/cmdlne-dU-19.c, gcc.dg/cpp/cmdlne-dU-20.c, gcc.dg/cpp/cmdlne-dU-21.c, gcc.dg/cpp/cmdlne-dU-22.c: New tests. libcpp: * include/cpplib.h (struct cpp_callbacks): Add used_define, used_undef and before_define. (NODE_USED): Define. * directives.c (do_define, do_undef, undefine_macros, do_ifdef, do_ifndef, cpp_pop_definition): Handle new flag and use new callbacks. * expr.c (parse_defined): Handle new flag and use new callbacks. * macro.c (enter_macro_context, _cpp_free_definition): Handle new flag and use new callbacks. From-SVN: r133847
2008-03-02re PR c++/24924 (front end and preprocessor pedantic_errors settings should ↵Manuel López-Ibáñez1-12/+0
agree) 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 24924 * c-common.c (flag_permissive): Delete. (constant_expression_warnings): Check flags first. (constant_expression_error): New. * c-common.h (flag_permissive): Delete. (constant_expression_error): Declare. * flags.h (flag_permissive): Declare. Update description. * diagnostic.c (pedwarn): Update. (permerror): New. * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind. (permissive_error_kind): New. * toplev.c (flag_permissive): Define. Update description. * toplev.h (permissive_error_kind): Declare. * c-errors.c (pedwarn_c99): Use pedantic_warning_kind. (pedwarn_c90): Use pedantic_warning_kind. * c-opts.c (c_common_post_options): flag_permissive does not affect flag_pedantic_errors. cp/ * class.c (finish_struct_anon): Use permerror instead of pedwarn. (check_field_decls): Likewise. (note_name_declared_in_class): Likewise. * call.c (build_new_op): Likewise. (convert_like_real): Likewise. (build_over_call): Likewise. * lex.c (unqualified_fn_lookup_error): Likewise. * parser.c (cp_parser_template_id): Likewise. * cvt.c (warn_ref_binding): Likewise. (convert_to_reference): Likewise. (ocp_convert): Likewise. (convert_to_void): Use error instead of pedwarn. * error.c (cp_cpp_error): Use pedantic_warning_kind. * decl.c (compute_array_index_type): Use constant_expression_error. testsuite/ * g++.dg/cpp/string-2.C: This is a warning now. * g++.dg/cpp/pedantic-errors.C: -pedantic-errors is not enabled by default, so add it. From-SVN: r132817
2008-02-27c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA and CPP_PRAGMA_EOL.Jakub Jelinek1-4/+4
* c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA and CPP_PRAGMA_EOL. * c-pragma.c (pragma_ns_name): New typedef. (registered_pp_pragmas): New variable. (c_pp_lookup_pragma): New function. (c_register_pragma_1): If flag_preprocess_only, do nothing for non-expanded pragmas, for expanded ones push pragma's namespace and name into registered_pp_pragmas vector. (c_invoke_pragma_handler): Register OpenMP pragmas even when flag_preprocess_only, don't register GCC pch_preprocess pragma if flag_preprocess_only. * c-opts.c (c_common_init): Call init_pragma even if flag_preprocess_only. * c-pragma.c (c_pp_lookup_pragma): New prototype. * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call cpp_register_pragma if flag_preprocess_only. * gcc.dg/gomp/preprocess-1.c: New test. From-SVN: r132703
2008-02-26re PR c/34351 (Please get us the "volatile register" warning back)Manuel López-Ibáñez1-0/+1
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 34351 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var. * c-opts.c (c_common_handle_option): Wall enables Wvolatile-register-var. * common.opt: Move Wvolatile-register-var to... * c.opt: ...here. testsuite/ * gcc.dg/pr34351.c: New. From-SVN: r132675
2008-01-22re PR c/32102 (-Wall stomps on -Wstrict-overflow)Manuel López-Ibáñez1-2/+9
2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 32102 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1. * flags.h (warn_strict_aliasing): Remove. (warn_strict_overflow): Remove. * opts.c (warn_strict_aliasing): Remove. (warn_strict_overflow): Remove. * c-opts.c (c_common_handle_option): -Wall only sets -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized. (c_common_post_options): Give default values to -Wstrict-aliasing and -Wstrict-overflow if they are uninitialized. * common.opt (Wstrict-aliasing): Specify Var and Init. (Wstrict-overflow): Likewise. testsuite/ * gcc.dg/Wstrict-overflow-21.c: New. * g++.dg/warn/Wstrict-aliasing-8.C: New. From-SVN: r131720
2008-01-14re PR c++/24924 (front end and preprocessor pedantic_errors settings should ↵Manuel López-Ibáñez1-1/+8
agree) 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR c++/24924 * c-opts (c_common_post_options): Do not enable CPP flag_pedantic_errors by default. testsuite/ * g++.dg/cpp/pedantic-errors.C: Delete. * g++.dg/cpp/permissive.C: Delete. From-SVN: r131530
2008-01-13c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers instead of ↵Doug Kwan1-1/+3
OPT_Wreturn_type in... ChangeLog: 2008-01-12 Doug Kwan <dougkwan@google.com> * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers instead of OPT_Wreturn_type in warning due to ignored return type qualifiers. * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to options included in -Wextra. * c.opt: New option -Wignored_qualifiers. * doc/invoke.texi (Warning Options, -Wextra): Add new option -Wignore_qualifiers. (-Wignored-qualifiers): Document. (-Wreturn-type): Remove description of functionality now handled by -Wignored-qualifiers. cp/ChangeLog: 2008-01-12 Doug Kwan <dougkwan@google.com> * decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers instead of OPT_Wreturn_type in warning due to ignored return type qualifiers. * pt.c: (tsubst_function_type): Use OPT_Wignored_qualifiers instead of OPT_Wreturn_type in warning due to ignored return type qualifiers. testsuite/ChangeLog: 2008-01-12 Doug Kwan <dougkwan@google.com> * gcc.dg/qual-return-1.c: Add -Wignored-qualifiers. * g++.dg/warn/Wreturn-type-4.C: Replace -Wreturn-type by -Wignored-qualifiers. From-SVN: r131499
2008-01-02c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when in C++0x mode.Douglas Gregor1-1/+5
2008-01-01 Douglas Gregor <doug.gregor@gmail.com> * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when in C++0x mode. 2008-01-01 Douglas Gregor <doug.gregor@gmail.com> * parser.c (cp_parser_check_decl_spec): Don't warn about "long long" in C++0x mode; change the warning to note that "long long" is only unsupported in C++98 mode. 2008-01-01 Douglas Gregor <doug.gregor@gmail.com> * g++.dg/cpp0x/long_long.C: New. From-SVN: r131254
2007-12-06re PR c/29172 (--combine can't handle #pragma once)Tom Tromey1-0/+1
gcc PR c/29172: * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache. libcpp PR c/29172: * internal.h (struct cpp_reader) <file_hash_entries>: Changed type. <file_hash_entries_allocated, file_hash_entries_used>: Removed. * files.c (FILE_HASH_POOL_SIZE): New macro. (struct file_hash_entry_pool): New. (destroy_all_cpp_files): New function. (allocate_file_hash_entries): Allocate a file_hash_entry_pool. (new_file_hash_entry): Update. (free_file_hash_entries): New function. (_cpp_cleanup_files): Call free_file_hash_entries and destroy_all_cpp_files. (cpp_clear_file_cache): New function. * include/cpplib.h (cpp_clear_file_cache): Declare. From-SVN: r130656
2007-10-09c-opts.c (c_common_handle_option): -Wnontemplate-friend...Manuel López-Ibáñez1-6/+1
2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * c-opts.c (c_common_handle_option): -Wnontemplate-friend, -Wwrite-strings and -Wmultichar are enabled by default, so Wall enabling them is redundant. Don't check two times for c_dialect_cxx. From-SVN: r129183
2007-09-06tree-cfg.c (remove_bb): Only warn if line is non-zero.Tom Tromey1-4/+4
gcc: * tree-cfg.c (remove_bb): Only warn if line is non-zero. * c-pch.c (c_common_read_pch): Restore current location after reading PCH file. * tree.c (expand_location): Update. (expr_filename): Changed return type. Unified the two cases. (expr_lineno): Likewise. (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME as lvalues. * toplev.c (line_table): Changed type. (general_init): Update. (realloc_for_line_map): New function. (general_init): Allocate line_table using GC. * fix-header.c (line_table): Changed type. (read_scan_file): Update. (read_scan_file): Update. * c-ppoutput.c (maybe_print_line): Update. (print_line): Update. (cb_line_change): Update. (cb_define): Update. (pp_file_change): Update. * c-opts.c (c_common_init_options): Update. (finish_options): Update. (push_command_line_include): Update. * c-lex.c (cb_line_change): Update. (cb_def_pragma): Update. (cb_define): Update. (cb_undef): Update. (c_lex_with_flags): Use cpp_get_token_with_location. * input.h (line_table): Changed type. (location_from_locus): New macro. * tree.h (EXPR_FILENAME): No longer an lvalue. (EXPR_LINENO): Likewise. (expr_locus, set_expr_locus): Declare separately for USE_MAPPED_LOCATION. (expr_filename, expr_lineno): Changed return type. * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS. * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus. (expand_gimple_basic_block): Likewise. * final.c (final_scan_insn): Use expanded_location. gcc/cp: * decl.c (finish_function): Put return's location on line zero of file. gcc/fortran: * scanner.c (get_file): Update. (load_file): Update. (gfc_next_char_literal): Use gfc_linebuf_linenum. * f95-lang.c (gfc_init): Update. * gfortran.h (gfc_linebuf_linenum): New macro. gcc/java: * lang.c (java_post_options): Update. * jcf-parse.c (set_source_filename): Update. (give_name_to_class): Update. (jcf_parse): Update. (duplicate_class_warning): Update. (parse_class_file): Update. (java_parse_file): Update. * expr.c (expand_byte_code): Update. gcc/testsuite: * lib/g++.exp (g++_target_compile): Use -fno-show-column. gcc/treelang: * tree1.c (treelang_init): Update. (treelang_parse_file): Update. (treelang_parse_file): Update. (treelang_parse_file): Update. * lex.l: Update. (update_lineno_charno): Likewise. libcpp: * internal.h (struct cpp_reader) <invocation_location>: New field. (struct cpp_reader) <set_invocation_location>: Likewise. * init.c (cpp_set_line_map): New function. * line-map.c (linemap_add): Use linemap's allocator. * include/line-map.h (GTY): Define. (line_map_realloc): New typedef. (struct line_map): Mark with GTY. (struct line_maps): Likewise. (struct line_maps) <maps>: Likewise. (struct line_maps) <reallocator>: New field. * include/symtab.h (GTY): Conditionally define. * include/cpplib.h (cpp_set_line_map): Declare. (cpp_get_token_with_location): Declare. * macro.c (cpp_get_token): Set invocation_location on the reader. (cpp_get_token_with_location): New function. From-SVN: r128190
2007-09-04* c-opts.c: Include "tm_p.h".Ben Elliston1-0/+1
From-SVN: r128070
2007-08-31c-opts.c (c_common_handle_option): Support -fno-directives-only.Ollie Wild1-1/+1
gcc/ * c-opts.c (c_common_handle_option): Support -fno-directives-only. * gcc.c (default_compilers): Add -fno-directives-only to @assembler-with-cpp. From-SVN: r127952
2007-07-30directives-only.c: New file.Ollie Wild1-0/+19
libcpp/ * directives-only.c: New file. * internal.h (struct _cpp_dir_only_callbacks): New. (_cpp_preprocess_dir_only): New function. * directives.c (_cpp_handle_directive): Check directives_only before disabling execution of indented directives. * files.c (_cpp_stack_file): Add directives_only check. * include/cpplib.h (struct cpp_options): Add directives_only. (cpp_init_special_builtins): New function. * init.c (cpp_init_special_builtins): New function. (cpp_init_builtins): Move builtin_array initialization to cpp_init_special_builtins. (post_options): Check directives_only before setting pfile->state.prevent_expansion = 1. * macro.c (_cpp_builtin_macro_text): Print an error if __COUNTER__ is expanded inside a directive while -fdirectives-only is enabled. * Makefile.in (libcpp_a_OBJS): Add directives-only.o. (libcpp_a_SOURCES): Add directives-only.c. gcc/ * c-ppoutput.c (print_lines_directives_only): New function. (scan_translation_unit_directives_only): New function. (preprocess_file): Add call to scan_translation_unit_directives_only. * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only. (sanitize_cpp_opts): Add default flag_dump_macros setting for -fdirectives-only. Add errors for -fdirectives-only conflict with -Wunused-macros and -traditional. (finish_options): Add builtin macro initialization for -fdirectives-only + -fpreprocessed. * c.opt (fdirectives-only): New. * doc/cppopts.texi (fdirectives-only): New. gcc/testsuite/ * gcc.dg/cpp/counter-2.c: New test. * gcc.dg/cpp/counter-3.c: New test. * gcc.dg/cpp/dir-only-1.c: New test. * gcc.dg/cpp/dir-only-1.h: New file. * gcc.dg/cpp/dir-only-2.c: New test. * gcc.dg/cpp/dir-only-3.c: New test. * gcc.dg/cpp/dir-only-3a.h: New file. * gcc.dg/cpp/dir-only-3b.h: New file. * gcc.dg/cpp/dir-only-4.c: New test. * gcc.dg/cpp/dir-only-5.c: New test. * gcc.dg/cpp/dir-only-6.c: New test. From-SVN: r127066
2007-07-26Change copyright header to refer to version 3 of the GNU General Public ↵Nick Clifton1-4/+3
License and to point readers at the COPYING3 file and the FSF's license web page. From-SVN: r126948
2007-07-11re PR middle-end/30482 (<complex> division by 0)Paolo Carlini1-5/+3
2007-07-11 Paolo Carlini <pcarlini@suse.de> PR middle-end/30482 * c-opts.c (c_common_post_options): Do not change flag_complex_method conditional to flag_isoc99. (c_common_init_options): Do it here, unconditionally. From-SVN: r126546
2007-07-08revert: c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS apply ↵Sandra Loosemore1-0/+1
to assembly language, too. 2007-07-08 Sandra Loosemore <sandra@codesourcery.com> Revert this patch: 2007-07-06 Sandra Loosemore <sandra@codesourcery.com> * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS apply to assembly language, too. * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update. From-SVN: r126458
2007-07-06c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS apply to ↵Sandra Loosemore1-1/+0
assembly language, too. 2007-07-06 Sandra Loosemore <sandra@codesourcery.com> gcc/ * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS apply to assembly language, too. * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update. From-SVN: r126427
2007-06-07re PR c++/30759 (initializer-list accepted for object of non-POD type)Simon Martin1-2/+3
gcc/ 2007-06-07 Simon Martin <simartin@users.sourceforge.net> PR c++/30759 * c-common.h (flag_cpp0x): Replaced by... (cxx_dialect): ... this new variable specifying the C++ dialect that is used. * c-common.c (flag_cpp0x): Removed. (cxx_dialect): Defined. * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of cxx_dialect. * c-opts.c (c_common_post_options): Likewise. (set_std_cxx98): Set cxx_dialect to cxx98. (set_std_cxx0x): Set cxx_dialect to cxx0x. gcc/cp/ 2007-06-07 Simon Martin <simartin@users.sourceforge.net> PR c++/30759 * decl.c (check_initializer): Report an error when a brace enclosed initializer is used for a non-aggregate type in C++98. (redeclaration_error_message): Rewrote flag_cpp0x in terms of cxx_dialect. (grokdeclarator): Likewise. (move_fn_p): Likewise. * typeck.c (check_return_expr): Likewise. * call.c (reference_binding): Likewise. * error.c (cp_cpp_error): Likewise. * pt.c (check_default_tmpl_args): Likewise. (tsubst): Likewise. * lex.c (init_reswords): Likewise. * parser.c (p_parser_primary_expression): Likewise. (TOKEN_PRECEDENCE): Likewise. (cp_parser_init_declarator): Likewise. (cp_parser_ptr_operator): Likewise. (cp_parser_parameter_declaration): Likewise. (cp_parser_enclosed_template_argument_list): Likewise. (cp_parser_skip_to_end_of_template_parameter_list): Likewise. (cp_parser_next_token_ends_template_argument_p): Likewise. gcc/testsuite/ 2007-06-07 Simon Martin <simartin@users.sourceforge.net> PR c++/30759 * g++.dg/init/brace6.C: New test. From-SVN: r125539
2007-05-20re PR middle-end/7651 (Define -Wextra strictly in terms of other warning flags)Manuel López-Ibáñez1-1/+4
2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR middle-end/7651 PR c++/11856 PR c/12963 PR c/23587 PR other/29694 * c.opt (Wtype-limits): New. * doc/invoke.texi (Wtype-limits): Document it. (Wextra): Enabled by -Wextra. * c-opts.c (c_common_post_options): Enabled by -Wextra. * c-common.c (shorten_compare): Warn with Wtype-limits. testsuite/ * gcc.dg/compare6.c: Replace Wall with Wtype-limits. * gcc.dg/Wtype-limits.c: New. * gcc.dg/Wtype-limits-Wextra.c: New. * gcc.dg/Wtype-limits-no.c: New. * g++.dg/warn/Wtype-limits.C: New. * g++.dg/warn/Wtype-limits-Wextra.C: New. * g++.dg/warn/Wtype-limits-no.C: New. From-SVN: r124875
2007-05-19invoke.texi (Warning Options): Add -Wconversion-sign.Manuel López-Ibáñez1-1/+8
2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * doc/invoke.texi (Warning Options): Add -Wconversion-sign. (Wconversion): Update description. (Wconversion-sign): New. * c.opt (Wconversion-sign): New. * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign means disabled for C++. Otherwise, take the status of Wconversion. * c-common.c (conversion_warning): Warn with either Wconversion or Wconversion-sign. (warnings_for_convert_and_check): Conditions are already checked by conversion_warning. (convert_and_check): Don't check warnings if the conversion failed. cp/ * cvt.c (cp_convert_and_check): Don't check warnings if the conversion failed. testsuite/ * gcc.dg/Wconversion-integer.c: Group testcases and add more. * gcc.dg/Wconversion-sign.c: New. * gcc.dg/Wconversion-integer-no-sign.c: New. * g++.dg/warn/Wconversion-integer.C: Move some warnings to Wconversion-sign.C * g++.dg/warn/Wconversion-sign.C: New. * g++.old-deja/g++.other/warn4.C: Update. * g++.dg/warn/Wconversion1.C: Likewise. From-SVN: r124856
2007-05-11Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.Silvius Rus1-1/+1
gcc/ * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o. * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic. * c-common.h (strict_aliasing_warning): Change return type. * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing. * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning. (build_c_cast): Condition call to strict_aliasing_warning. * doc/invoke.texi: Update description of -Wstrict-aliasing[=n]. * flags.h (set_Wstrict_aliasing): Declare. * opts.c (set_Wstrict_alising): Define, add call to. * tree-flow.h (strict_aliasing_warning_backend): Declare. * tree-ssa-alias-warnings.c: New file. * tree-ssa-alias.c (compute_may_aliases): Add call to strict_aliasing_warning_backend. gcc/cp * cp/typeck.c (build_indirect_ref): Add call to strict_aliasing_warning. (build_reinterpret_cast_1): Condition call to strict_aliasing_warning. gcc/testsuite * gcc.dg/Wstrict-aliasing-bogus-const-ptr-nonconst-ptr.c: New test. * gcc.dg/Wstrict-aliasing-bogus-never-dereferenced.c: New test. * gcc.dg/Wstrict-aliasing-bogus-struct-included.c: New test. * gcc.dg/Wstrict-aliasing-converted-assigned.c: New test. * gcc.dg/Wstrict-aliasing-float-ptr-int-obj.c: New test. * gcc.dg/alias-1.c: Update option: -Wstrict-aliasing=2. * gcc.dg/alias-9.c: Update option: -Wstrict-aliasing=2. * g++.dg/warn/Wstrict-aliasing-7.C: Update option: -Wstrict-aliasing=2. * g++.dg/warn/Wstrict-aliasing-bogus-base-derived.C: New test. * g++.dg/warn/Wstrict-aliasing-bogus-char-1.C: New test. * g++.dg/warn/Wstrict-aliasing-bogus-const.C: New test. * g++.dg/warn/Wstrict-aliasing-bogus-nested-arrays.C: New test. * g++.dg/warn/Wstrict-aliasing-bogus-signed-unsigned.C: New test. * g++.dg/warn/Wstrict-aliasing-bogus-struct-included.C: New test. * g++.dg/warn/Wstrict-aliasing-bogus-union.C: New test. * g++.dg/warn/Wstrict-aliasing-float-ref-int-obj.C: New test. From-SVN: r124622
2007-05-07re PR driver/31694 (__GFORTRAN__ preprocessor macro)Francois-Xavier Coudert1-1/+1
PR driver/31694 * c-opts.c (lang_fortran): Make it non static. * c-common.h (lang_fortran): New prototype. * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the -lang-fortran option was passed by the driver. From-SVN: r124495
2007-04-17invoke.texi (Debugging Options): Add documentation for the ↵Lawrence Crowl1-0/+12
-femit-struct-debug options... ./: * doc/invoke.texi (Debugging Options): Add documentation for the -femit-struct-debug options -femit-struct-debug-baseonly, -femit-struct-debug-reduced, and -femit-struct-debug-detailed[=...]. * c-opts.c (c_common_handle_option): Add OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced, and OPT_femit_struct_debug_detailed_. * c.opt: Add specifications for -femit-struct-debug-baseonly, -femit-struct-debug-reduced, and -femit-struct-debug-detailed[=...]. * opts.c (set_struct_debug_option): Parse the -femit-struct-debug-... options. * opts.c (matches_main_base, main_input_basename, main_input_baselength, base_of_path, matches_main_base): Add variables and functions to compare header base name to compilation unit base name. * opts.c (should_emit_struct_debug): Add to determine to emit a structure based on the option. (dump_struct_debug) Also disabled function to debug this function. * opts.c (handle_options): Save the base name of the compilation unit. * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define. (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add. This hook indicates if a type is generic. Set it by default to "never generic". * langhooks.h (struct lang_hooks_for_types): Add a new hook to determine if a struct type is generic or not. * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook. * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook. * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook with live C++ hook. * flags.h (enum debug_info_usage): Add an enumeration to describe a program's use of a structure type. * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter to indicate the program's usage of the type. Filter structs based on the -femit-struct-debug-... specification. (gen_type_die): Split into two routines, gen_type_die and gen_type_die_with_usage. gen_type_die is now a wrapper that assumes direct usage. (gen_type_die_with_usage): Replace calls to gen_type_die with gen_type_die_with_usage adding the program usage of the referenced type. (dwarf2out_imported_module_or_decl): Suppress struct debug information using should_emit_struct_debug when appropriate. testsuite/: * g++.dg/other/fesd-any.C: Test -femit-struct-debug-detailed=any. * g++.dg/other/fesd-any.h: Test -femit-struct-debug-detailed=any. * g++.dg/other/fesd-baseonly.C: Test -femit-struct-debug-baseonly. * g++.dg/other/fesd-baseonly.h: Test -femit-struct-debug-baseonly. * g++.dg/other/fesd-none.C: Test -femit-struct-debug-detailed=none. * g++.dg/other/fesd-none.h: Test -femit-struct-debug-detailed=none. * g++.dg/other/fesd-reduced.C: Test -femit-struct-debug-reduced. * g++.dg/other/fesd-reduced.h: Test -femit-struct-debug-reduced. * g++.dg/other/fesd-sys.C: Test -femit-struct-debug-detailed=sys. * g++.dg/other/fesd-sys.h: Test -femit-struct-debug-detailed=sys. * g++.dg/other/fesd.h: Common to -femit-struct-debug-... tests. * gcc.dg/fesd-any.c: Test -femit-struct-debug-detailed=any. * gcc.dg/fesd-any.h: Test -femit-struct-debug-detailed=any. * gcc.dg/fesd-baseonly.c: Test -femit-struct-debug-baseonly. * gcc.dg/fesd-baseonly.h: Test -femit-struct-debug-baseonly. * gcc.dg/fesd-none.c: Test -femit-struct-debug-detailed=none. * gcc.dg/fesd-none.h: Test -femit-struct-debug-detailed=none. * gcc.dg/fesd-reduced.c: Test -femit-struct-debug-reduced. * gcc.dg/fesd-reduced.h: Test -femit-struct-debug-reduced. * gcc.dg/fesd-sys.c: Test -femit-struct-debug-detailed=sys. * gcc.dg/fesd-sys.h: Test -femit-struct-debug-detailed=sys. * gcc.dg/fesd.h: Common to -femit-struct-debug-... tests. From-SVN: r123909
2007-04-07Separate NUL byte detection from rest of -Wformat warningsBruce Korb1-0/+2
From-SVN: r123640
2007-03-15re PR c++/24924 (front end and preprocessor pedantic_errors settings should ↵Manuel López-Ibáñez1-0/+17
agree) 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR c++/24924 * c-opts.c (c_common_post_options): Handle C++ post-processing here. Set also -pedantic-errors by default for the preprocessor unless -fpermissive is given. cp/ * decl.c (cxx_init_decl_processing): Move command-line options processing to c-opts.c. testsuite/ * g++.dg/cpp/pedantic-errors.C: New. * g++.dg/cpp/permissive.C: New. From-SVN: r122961
2007-03-06c-common.c (targetcm): Add.Mike Stump1-1/+7
* c-common.c (targetcm): Add. * c-opts.c (c_common_handle_option): Handle language specific target options. * opts.c (handle_option): Verify language for target options, if any are given. * opth-gen.awk: Add CL_LANG_ALL. * target-def.h (TARGET_HANDLE_C_OPTION): Add. (TARGETCM_INITIALIZER): Add. * target.h (struct gcc_targetcm): Add. (targetcm): Add. * targhooks.c (default_handle_c_option): Add. * targhooks.h (default_handle_c_option): Add. * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add. * config/darwin.opt (iframework): Add. * config/darwin.h (TARGET_HAS_TARGETCM): Add. * config/darwin-c.c (handle_c_option): Add. (TARGET_HANDLE_C_OPTION): Add. (targetcm): Add. * doc/invoke.texi (Darwin Options): Add -iframework. From-SVN: r122590
2007-03-05c.opt (fgnu89-inline): New option.Ian Lance Taylor1-0/+7
* c.opt (fgnu89-inline): New option. * c-opts.c (c_common_post_options): Set default value for flag_gnu89_inline. * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove. (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for inline functions. (diagnose_mismatched_decls, merge_decls, start_decl): Likewise. (grokdeclarator, start_function): Likewise. * c-cppbuiltin.c (c_cpp_builtins): Define either __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__. * doc/invoke.texi (Option Summary): Mention -fgnu89-inline. (C Dialect Options): Document -fgnu89-inline. * doc/extend.texi (Function Attributes): Explain what the gnu_inline attribute does. * doc/cpp.texi (Common Predefined Macros): Document __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__. From-SVN: r122565
2007-02-19c.opt (Waddress): New.Manuel López-Ibáñez1-2/+1
2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * c.opt (Waddress): New. * common.opt (Walways-true): Delete. (Wstring-literal-comparison): Delete. * doc/invoke.texi (Warning Options): Delete -Walways-true and -Wstring-literal-comparison. Add -Waddress. (Waddress): New. (Walways-true): Delete. (Wstring-literal-comparison): Delete. * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat consistently instead of -Walways-true in example. * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall. * c-typeck.c (parser_build_binary_op): Replace -Wstring-literal-comparison and -Walways-true with -Waddress. * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true with -Waddress. cp/ * typeck.c (build_binary_op): Replace -Wstring-literal-comparison and -Walways-true with -Waddress. * cvt.c (convert_to_void): Replace unconditional warning with -Waddress. testsuite/ * gcc.dg/20031012-1.c: Replace -Walways-true with -Waddress. * gcc.dg/Walways-true-1.c: Likewise. * gcc.dg/weak/weak-3.c: Likewise. * gcc.dg/Werror-1.c: Likewise. * gcc.dg/Werror-3.c: Likewise. * gcc.dg/Werror-4.c: Likewise. * gcc.dg/Werror-5.c: Likewise. * gcc.dg/Werror-6.c: Likewise. * gcc.dg/Werror-7.c: Likewise. * gcc.dg/Werror-8.c: Likewise. * gcc.dg/Werror-10.c: Likewise. * gcc.dg/Werror-11.c: Likewise. * gcc.dg/Werror-12.c: Likewise. * g++.old-deja/g++.mike/warn8.C: Likewise. * g++.dg/warn/Walways-true-1.C: Likewise. * g++.dg/warn/Walways-true-2.C: Likewise. * g++.dg/warn/noeffect8.C: Warn only with -Waddress. * g++.dg/warn/Wstring-literal-comparison-1.C: Replace -Wstring-literal-comparison with -Waddress. * gcc.dg/Wstring-literal-comparison-4.c: Replace -Wno-string-literal-comparison with -Wno-address. From-SVN: r122136
2007-02-15re PR c/26494 (-pedantic-errors can be overridden by -W*)Manuel López-Ibáñez1-9/+9
2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR c/26494 * doc/invoke.texi (Warning Options): Remove -Werror-implicit-function-declaration. (Wimplicit-function-declaration): Update description. * opts.c (common_handle_option): Move handling of -Werror=* to... (enable_warning_as_error): ...here. * opts.h (enable_warning_as_error): Declare. * c-decl.c (implicit_decl_warning): Unless -Wno-implicit-function-declaration is given, emit a pedwarn if -std=c99 or emit a warning if -Wimplicit-function-declaration. * c.opt (Wimplicit-function-declaration): Replace mesg_implicit_function_declaration with warn_implicit_function_declaration. * c-opts.c (c_common_handle_option): -Werror-implicit-function-declaration is exactly equal as -Werror=implicit-function-declaration. (set_Wimplicit): Replace mesg_implicit_function_declaration with warn_implicit_function_declaration. (c_common_post_options): -Wimplict-function-declaration is enabled by default by -std=c99, otherwise is disabled by default. * c-objc-common.c (c_objc_common_init): Remove flawed logic. testsuite/ * gcc.dg/Wimplicit-function-declaration-c89.c: New. * gcc.dg/Wimplicit-function-declaration-c89-default.c: New. * gcc.dg/Wimplicit-function-declaration-c89-pedantic.c: New. * gcc.dg/Wimplicit-function-declaration-c99.c: New. * gcc.dg/Wimplicit-function-declaration-c99-pedantic.c: New. * gcc.dg/Werror-implicit-function-declaration.c: New. From-SVN: r122017
2007-02-13common.opt: Add Wstrict-overflow and Wstrict-overflow=.Ian Lance Taylor1-1/+3
./: * common.opt: Add Wstrict-overflow and Wstrict-overflow=. * flags.h (warn_strict_overflow): Declare. (enum warn_strict_overflow_code): Define. (issue_strict_overflow_warning): New static inline function. * opts.c (warn_strict_overflow): New variable. (common_handle_option): Handle OPT_Wstrict_overflow and OPT_Wstrict_overflow_. * c-opts.c (c_common_handle_option): Set warn_strict_overflow for OPT_Wall. * fold-const.c: Include intl.h. (fold_deferring_overflow_warnings): New static variable. (fold_deferred_overflow_warning): New static variable. (fold_deferred_overflow_code): New static variable. (fold_defer_overflow_warnings): New function. (fold_undefer_overflow_warnings): New function. (fold_undefer_and_ignore_overflow_warnings): New function. (fold_deferring_overflow_warnings_p): New function. (fold_overflow_warning): New static function. (make_range): Add strict_overflow_p parameter. Change all callers. (extract_muldiv, extract_muldiv_1): Likewise. (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling tree_expr_nonnegative_p. (fold_negate_expr): Call fold_overflow_warning. (fold_range_test): Likewise. (fold_comparison): Likewise. (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p. (tree_expr_nonnegative_warnv_p): Rename from tree_expr_nonnegative_p, add strict_overflow_p parameter. (tree_expr_nonnegative_p): New function. (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add strict_overflow_p parameter. (tree_expr_nonzero_p): New function. * passes.c (verify_interpass_invariants): New static function. (execute_one_pass): Call it. * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold warnings. (number_of_iterations_exit, loop_niter_by_eval): Likewise. (estimate_numbers_of_iterations): Likewise. (scev_probably_wraps_p): Likewise. * tree-ssa-ccp.c: Include "toplev.h". (evaluate_stmt): Defer fold overflow warnings until we know we are going to optimize. (struct fold_stmt_r_data): Add stmt field. (fold_stmt_r): Defer fold overflow warnings until we know we optimized. (fold_stmt): Initialize stmt field of fold_stmt_r_data. (fold_stmt_inplace): Likewise. * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h". (cleanup_control_expr_graph): Defer fold overflow warnings until we know we are going to optimize. * tree-cfg.c (fold_cond_expr_cond): Likewise. * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise. * tree-vrp.c (vrp_expr_computes_nonnegative): Call tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p. * tree-ssa-loop-manip.c (create_iv): Likewise. * c-typeck.c (build_conditional_expr): Likewise. (build_binary_op): Likewise. * tree-vrp.c (vrp_expr_computes_nonzero): Call tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p. (extract_range_from_unary_expr): Likewise. * simplify-rtx.c (simplify_const_relational_operation): Warn when assuming that signed overflow does not occur. * c-common.c (pointer_int_sum): Ignore fold overflow warnings. * tree.h (tree_expr_nonnegative_warnv_p): Declare. (fold_defer_overflow_warnings): Declare. (fold_undefer_overflow_warnings): Declare. (fold_undefer_and_ignore_overflow_warnings): Declare. (fold_deferring_overflow_warnings_p): Declare. (tree_expr_nonzero_warnv_p): Declare. * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list of warning options. (Warning Options): Document -Wstrict-overflow. * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h. (tree-ssa-ccp.o): Likewise. (tree-cfgcleanup.o): Change errors.h dependency to toplev.h. (fold-const.o): Depend on intl.h. testsuite/: * gcc.dg/Wstrict-overflow-1.c: New test. * gcc.dg/Wstrict-overflow-2.c: New test. * gcc.dg/Wstrict-overflow-3.c: New test. * gcc.dg/Wstrict-overflow-4.c: New test. * gcc.dg/Wstrict-overflow-5.c: New test. * gcc.dg/Wstrict-overflow-6.c: New test. * gcc.dg/Wstrict-overflow-7.c: New test. * gcc.dg/Wstrict-overflow-8.c: New test. * gcc.dg/Wstrict-overflow-9.c: New test. * gcc.dg/Wstrict-overflow-10.c: New test. From-SVN: r121895
2007-02-04c-opts.c (c_common_post_options): If C++0x mode is enabled, don't warn about ↵Douglas Gregor1-0/+5
C++0x compatibility. 2007-02-03 Douglas Gregor <doug.gregor@gmail.com> * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't warn about C++0x compatibility. From-SVN: r121564
2007-01-25c-common.h (RID_FIRST_CXX0X): New.Douglas Gregor1-0/+1
2007-01-24 Douglas Gregor <dgregor@osl.iu.edu> * c-common.h (RID_FIRST_CXX0X): New. (RID_LAST_CXX0X): New. * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered by -Wall. * c.opt (Wc++0x-compat): New. * doc/invoke.texi (-Wc++0x-compat): Document. From-SVN: r121162
2007-01-18· Richard Guenther <rguenther@suse.de>Dirk Mueller1-0/+1
2007-01-18 Dirk Mueller <dmueller@suse.de> · Richard Guenther <rguenther@suse.de> · PR diagnostic/8268 · * doc/invoke.texi (Warray-bounds): Document -Warray-bounds. · * common.opt (Warray-bounds): Add new warning option. · * c-opts.c (c_common_handle_option): Define -Warray-bounds · if -Wall is given. * Makefile.in: make tree-vrp.o depend on toplev.h · * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds · is enabled. · (check_array_refs, check_array_bounds, check_array_ref): New. · * gcc.dg/Warray-bounds.c: New testcase. * gcc.dg/Warray-bounds-2.c: New testcase. * g++.dg/warn/Warray-bounds.C: New testcase. * g++.dg/warn/Warray-bounds-2.C: New testcase. From-SVN: r120898
2007-01-08c.opt: Add -flax-vector-conversions.Mark Shinwell1-0/+4
gcc/ * c.opt: Add -flax-vector-conversions. * c-typeck.c (convert_for_assignment): Pass flag to vector_types_convertible_p to allow emission of note. (digest_init): Likewise. (comptypes_internal): Use vector_types_convertible_p. * c-opts.c: Handle -flax-vector-conversions. * c-common.c (flag_lax_vector_conversions): New. (vector_types_convertible_p): Unless -flax-vector conversions has been passed, disallow conversions between vectors with differing numbers of subparts and/or element types. If such a conversion is disallowed, possibly emit a note on the first occasion only to inform the user of -flax-vector-conversions. The new last argument specifies this. * c-common.h (flag_lax_vector_conversions): New. (vector_types_convertible_p): Add extra argument. * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use char_type_node for V*QI type vectors. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Update to satisfy new typechecking rules. * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge. * doc/invoke.texi (C Dialect Options): Document -flax-vector-conversions. gcc/cp/ * call.c (standard_conversion): Pass flag to vector_types_convertible_p to disallow emission of note. * typeck.c (convert_for_assignment): Pass flag to vector_types_convertible_p to allow emission of note. (ptr_reasonably_similar): Pass flag to vector_types_convertible_p to disallow emission of note. gcc/testsuite/ * gcc.target/i386/20020531-1.c: Use "char" not "unsigned char" in __v8qi typedef. * gcc.target/powerpc/altivec-vec-merge.c (foo): Add casts. * gcc.dg/simd-1.c: Update dg-error directives to reflect new compiler behaviour. * gcc.dg/simd-5.c: Likewise. * gcc.dg/simd-6.c: Likewise. * g++.dg/conversion/simd1.C: Likewise. * g++.dg/conversion/simd3.C: Likewise. * g++.dg/ext/attribute-test-2.C (data): Add "vs" member. (main): Use it. From-SVN: r120572
2007-01-02re PR middle-end/7651 (Define -Wextra strictly in terms of other warning flags)Manuel López-Ibáñez1-1/+4
2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR middle-end/7651 * c.opt (Wold-style-declaration): New. * doc/invoke.texi (C-only Warning Options): New. (Wold-style-declaration): Document it. (Wextra): Enabled by -Wextra. * c-opts.c (c_common_post_options): Enabled by -Wextra. * c-decl.c (declspecs_add_scspec): Replace -Wextra with -Wold-style-declaration. testsuite/ * gcc.dg/declspec-3.c: Replace -W with -Wold-style-declaration. * gcc.dg/declspec-3-Wextra.c: New. * gcc.dg/declspec-3-no.c: New From-SVN: r120347
2006-12-23re PR middle-end/7651 (Define -Wextra strictly in terms of other warning flags)Manuel López-Ibáñez1-1/+3
2006-12-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR middle-end/7651 * c.opt (Wmissing-parameter-type): New. * doc/invoke.texi (Wmissing-parameter-type): Document it. (Wextra): Enabled by -Wextra. * c-opts.c (c_common_post_options): Enabled by -Wextra. * c-decl.c (store_parm_decls_oldstyle): Replace Wextra with Wmissing-parameter-type. testsuite/ * gcc.dg/Wmissing-parameter-type.c: New. * gcc.dg/Wmissing-parameter-type-Wextra.c: New. * gcc.dg/Wmissing-parameter-type-no.c: New. From-SVN: r120173
2006-12-22re PR middle-end/7651 (Define -Wextra strictly in terms of other warning flags)Manuel López-Ibáñez1-1/+3
2006-12-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR middle-end/7651 * c.opt (Wclobbered): New. * doc/invoke.texi (Wclobbered): Document it. (Wextra): Enabled by -Wextra. * c-opts.c (c_common_post_options): Enabled by -Wextra. * flow.c (rest_of_handle_life): Replace Wextra with Wclobbered. * function.c (setjmp_vars_warning): Only warn for Wclobbered. (setjmp_args_warning): Likewise. testsuite/ * gcc.dg/attr-returns_twice-1.c: Replace Wextra with Wclobbered. * gcc.dg/setjmp-1.c: Add explicit Wclobbered. From-SVN: r120151
2006-12-16re PR middle-end/7651 (Define -Wextra strictly in terms of other warning flags)Manuel López-Ibáñez1-2/+5
2006-12-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR middle-end/7651 * c.opt (Wempty-body): New. * doc/invoke.texi (Wempty-body): Document it. (Wextra): Enabled by -Wextra. * c-opts.c (c_common_post_options): Enabled by -Wextra. * c-common.c (empty_body_warning): Replace Wextra with Wempty-body. * c-parser.c (c_parser_c99_block_statement): Likewise. testsuite/ * gcc.dg/20001116-1.c: Replace -Wextra with -Wempty-body. * gcc.dg/if-empty-1.c: Likewise. * gcc.dg/pr23165.c: Likewise. * g++.dg/warn/empty-body.C: Likewise. From-SVN: r119963
2006-12-10c-opts.c (c_common_parse_file): Unconditionally give a warning, suitable for ↵Zack Weinberg1-7/+19
the language, if set_yydebug is true. * c-opts.c (c_common_parse_file): Unconditionally give a warning, suitable for the language, if set_yydebug is true. * c-pragma.h: Define enum pragma_omp_clause here. Don't define YYDEBUG or declare yydebug. * c-parser.c (yydebug, enum pragma_omp_clause): Delete. * cp/parser.c: Likewise. From-SVN: r119704
2006-11-20re PR c++/8586 (-Wwrite-strings should be included in -Wall)Gabriel Dos Reis1-0/+2
2006-11-19 Gabriel Dos Reis <gdr@integrable-solutions.net> PR c++/8586 * c-opts.c (c_common_handle_option): Enable -Wwrite-strings if -Wall. testsuite/ 2006-11-19 Gabriel Dos Reis <gdr@integrable-solutions.net> PR c++/8586 * g++.dg/warn/Wall-write-strings.C: New. From-SVN: r119009
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