[gcc.git] / gcc / c-family / ChangeLog

2013-12-23  Stuart Hastings <stuart@apple.com>
            Bill Maddox  <maddox@google.com>
            Jason Merrill  <jason@redhat.com>

        * c.opt: Add -fdeclone-ctor-dtor.
        * c-opts.c (c_common_post_options): Default to on iff -Os.

2013-12-18  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * c-common.c (c_common_attribute_table): Added "cilk simd function"
        attribute.
        * c-pragma.h (enum pragma_cilk_clause): Remove.
        (enum pragma_omp_clause):  Added the following fields:
        PRAGMA_CILK_CLAUSE_NOMASK, PRAGMA_CILK_CLAUSE_MASK,
        PRAGMA_CILK_CLAUSE_VECTORLENGTH, PRAGMA_CILK_CLAUSE_NONE,
        PRAGMA_CILK_CLAUSE_LINEAR, PRAGMA_CILK_CLAUSE_PRIVATE,
        PRAGMA_CILK_CLAUSE_FIRSTPRIVATE, PRAGMA_CILK_CLAUSE_LASTPRIVATE,
        PRAGMA_CILK_CLAUSE_UNIFORM.

        
2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * cilk.c (cilk_outline): Made this function non-static.
        (gimplify_cilk_spawn): Removed pre_p and post_p arguments.
        (create_cilk_wrapper): Added a new parameter: a function pointer.
        (c_install_body_w_frame_cleanup): Remove
        (extract_free_variables): Added VEC_INIT_EXPR and CONSTRUCTOR case.
        * c-common.h (cilk_outline): New prototype.
        (gimplify_cilk_spawn): Removed two parameters.
        (cilk_install_body_with_frame_cleanup): New prototype.
        * c-gimplify.c (c_gimplify_expr): Added MODIFY_EXPR, CALL_EXPR and
        CILK_SPAWN_STMT case.

2013-12-11  Bernd Schmidt  <bernds@codesourcery.com>

        * c-common.c (c_fully_fold_internal): Handle ADDR_SPACE_CONVERT_EXPR.

        * c-common.h (enum c_tree_index): Remove CTI_INT_ARRAY_TYPE.
        (int_array_type_node): Remove.
        * c-common.c (c_common_nodes_and_builtins): Don't build it.

2013-12-05  Marek Polacek  <polacek@redhat.com>

        PR c/52023
        * c-common.c (c_sizeof_or_alignof_type): Move a declaration into
        [ADJUST_FIELD_ALIGN].

2013-12-04  Joseph Myers  <joseph@codesourcery.com>

        PR c/52023
        * c-common.c (c_sizeof_or_alignof_type): Add parameter min_alignof
        and check field alignment if set.
        * c-common.h (c_sizeof_or_alignof_type): Update prototype.
        (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.

2013-12-04  Jakub Jelinek  <jakub@redhat.com>  
            Marek Polacek  <polacek@redhat.com>

        * c-gimplify.c (c_gimplify_expr): If doing the integer-overflow
        sanitization, call unsigned_type_for only when !TYPE_OVERFLOW_WRAPS.

2013-11-29   H.J. Lu  <hongjiu.lu@intel.com>

        PR c/59309
        * cilk.c (gimplify_cilk_spawn): Properly handle function without
        arguments.

2013-11-29  Jakub Jelinek  <jakub@redhat.com>

        PR c/59280
        * c-common.c (get_priority): If TREE_VALUE (args) is IDENTIFIER_NODE,
        goto invalid.  If it is error_mark_node, don't issue further
        diagnostics.

2013-11-28  Sergey Ostanevich  <sergos.gnu@gmail.com>

        * c.opt (Wopenmp-simd): New.

2013-11-22  Jakub Jelinek  <jakub@redhat.com>

        * c-ubsan.h (ubsan_instrument_return): New prototype.
        * c-ubsan.c (ubsan_instrument_return): New function.

2013-11-22  Andrew MacLeod  <amacleod@redhat.com>

        * c-common.c: Add required include files from gimple.h.
        * c-gimplify.c: Likewise
        * cilk.c: Likewise

2013-11-22  David Malcolm  <dmalcolm@redhat.com>

        * c-common.c (unsafe_conversion_p): Remove use of
        EXPR_LOC_OR_HERE macro.
        (conversion_warning): Likewise.
        (warnings_for_convert_and_check): Likewise.
        (warn_for_collisions_1): Likewise.
        (shorten_compare): Likewise, and remove use of in_system_header
        macro, using the location from the former.
        * c-lex.c (dump_one_header): Remove use of input_filename macro.
        (cb_def_pragma): Remove use of in_system_header macro.
        (lex_string): Likewise.
        * c-pragma.c (handle_pragma_float_const_decimal64): Likewise.

2013-11-20  Kenneth Zadeck  <zadeck@naturalbridge.com>
            Mike Stump  <mikestump@comcast.net>
            Richard Sandiford  <rdsandiford@googlemail.com>

        * c-ada-spec.c (is_simple_enum): Use tree_to_shwi and tree_to_uhwi
        instead of TREE_INT_CST_LOW, in cases where there is a protecting
        tree_fits_shwi_p or tree_fits_uhwi_p.
        (dump_generic_ada_node): Likewise.
        * c-format.c (check_format_arg): Likewise.
        * c-pretty-print.c (pp_c_integer_constant): Likewise.

2013-11-20  Kenneth Zadeck  <zadeck@naturalbridge.com>

        * c-common.c (check_function_arguments_recurse): Use tree_to_uhwi.

2013-11-19  Joshua J Cogliati  <jrincayc@yahoo.com>

        PR c/53001
        * c-common.c (unsafe_conversion_p): Make this function
        return an enumeration with more detail.
        (conversion_warning): Use the new return type of
        unsafe_conversion_p to separately warn either about conversions
        that lower floating point number precision or about the other
        kinds of conversions.
        * c-common.h (enum conversion_safety): New enumeration.
        (unsafe_conversion_p): switching return type to
        conversion_safety enumeration.
        * c.opt: Adding new warning -Wfloat-conversion and
        enabling it with -Wconversion.

2013-11-19  Basile Starynkevitch  <basile@starynkevitch.net>

        * c-opts.c: Include plugin.h.
        (cb_file_change): Invoke plugin event PLUGIN_INCLUDE_FILE.

2013-11-19  Marek Polacek  <polacek@redhat.com>

        * c-ubsan.c (ubsan_instrument_division): Adjust ubsan_create_data
        call.
        (ubsan_instrument_shift): Likewise.
        (ubsan_instrument_vla): Likewise.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

        * c-common.c (convert_vector_to_pointer_for_subscript): Remove
        cast to unsigned type.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

        * c-common.c (fold_offsetof_1): Use tree_to_uhwi rather than
        tree_low_cst.
        (complete_array_type): Update comment to refer to tree_to_[su]hwi
        rather than tree_low_cst.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

        * c-common.c, c-cppbuiltin.c: Replace tree_low_cst (..., 1) with
        tree_to_uhwi throughout.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

        * c-common.c, c-format.c, c-omp.c, c-pretty-print.c: Replace
        tree_low_cst (..., 0) with tree_to_shwi throughout.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

        * c-ada-spec.c, c-common.c, c-pretty-print.c: Replace
        host_integerp (..., 1) with tree_fits_uhwi_p throughout.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

        * c-ada-spec.c, c-common.c, c-format.c, c-pretty-print.c: Replace
        host_integerp (..., 0) with tree_fits_shwi_p throughout.

2013-11-15  Aldy Hernandez  <aldyh@redhat.com>

        * c-cilkplus.c: New file.
        * c-common.c (readonly_error): Add location argument.
        * c-common.h (readonly_error): Same.
        (c_finish_cilk_clauses): Protoize.
        (c_check_cilk_loop): Same.
        c-omp.c (c_finish_omp_for): Handle CILK_SIMD nodes.
        Do not fail on error_mark_node.
        Abstract increment canonicalization to here...
        (c_omp_for_incr_canonicalize_ptr): New.
        c-pragma.c (init_pragma): Register "simd" pragma.
        c-pragma.h (enum pragma_kind): Add PRAGMA_CILK_SIMD.
        (enum pragma_cilk_clause): New.

2013-11-15  Richard Sandiford  <rdsandiford@googlemail.com>

        * c-pretty-print.c (pp_c_character_constant): Remove unnecessary
        wchar_type and host_integerp checks.

2013-11-14  Andrew MacLeod  <amacleod@redhat.com>

        * c-common.c: Likewise.
        * c-gimplify.c: Likewise.
        * cilk.c: Likewise.

2013-11-14  Diego Novillo  <dnovillo@google.com>

        * c-common.c: Include fold-const.h.
        Include stor-layout.h.
        Include calls.h.
        Include stringpool.h.
        Include attribs.h.
        Include varasm.h.
        Include trans-mem.h.
        * c-cppbuiltin.c: Include stor-layout.h.
        Include stringpool.h.
        * c-format.c: Include stringpool.h.
        * c-lex.c: Include stringpool.h.
        Include stor-layout.h.
        * c-pragma.c: Include stringpool.h.
        Include attribs.h.
        Include varasm.h.
        Include gcc-symtab.h.
        * c-pretty-print.c: Include stor-layout.h.
        Include attribs.h.
        * cilk.c: Include stringpool.h.
        Include calls.h.

2013-11-13  Joseph Myers  <joseph@codesourcery.com>

        * c-common.h (enum rid): Add RID_AUTO_TYPE.
        * c-common.c (c_common_reswords): Add __auto_type.
        (keyword_begins_type_specifier): Handle RID_AUTO_TYPE.

2013-11-12  Andrew MacLeod  <amacleod@redhat.com>

        * c-common.c: Include gimplify.h.
        * c-gimplify.c: Likewise.
        * cilk.c: Likewise.
        * c-omp.c: Include gimple-expr.h instead of gimple.h.
        * c-ubsan.c: Don't include gimple.h.

2013-11-12  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (c_common_reswords): Add _Thread_local.

2013-11-09  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (atomic_size_supported_p): New function.
        (resolve_overloaded_atomic_exchange)
        (resolve_overloaded_atomic_compare_exchange)
        (resolve_overloaded_atomic_load, resolve_overloaded_atomic_store):
        Use it instead of comparing size with a local list of sizes.

2013-11-07  Andrew MacLeod  <amacleod@redhat.com>
            Joseph Myers  <joseph@codesourcery.com>

        * c-common.h (enum rid): Add RID_ATOMIC.
        * c-common.c (c_common_reswords): Add _Atomic.
        (sync_resolve_params): Use TYPE_MAIN_VARIANT on pointer argument.
        (keyword_is_type_qualifier): Accept RID_ATOMIC.
        * c-format.c (check_format_types): Check for extra _Atomic
        qualifiers in format argument.
        * c-pretty-print.c (pp_c_cv_qualifiers): Handle atomic qualifier.
        (pp_c_type_qualifier_list): Mention _Atomic in comment.

2013-11-06  Tobias Burnus  <burnus@net-b.de>

        * c-common.c (reason_option_codes_t): Add CPP_W_DATE_TIME.

2013-11-06  Joseph Myers  <joseph@codesourcery.com>

        * c-opts.c (c_common_post_options): Set -ffp-contract=off in C
        standards modes.
        * c-cppbuiltin.c (cpp_iec_559_value): Consider -ffp-contract=fast
        to mean lack of IEEE 754 support.

2013-11-05  Tobias Burnus  <burnus@net-b.de>

        * c.opt (-Wdate-time): New option
        * c-opts.c (sanitize_cpp_opts): Pass on to libcpp.

2013-11-05  Joseph Myers  <joseph@codesourcery.com>

        * c-cppbuiltin.c (cpp_iec_559_value): Test
        flag_excess_precision_cmdline not flag_excess_precision.

2013-11-05  Tobias Burnus  <burnus@net-b.de>

        * c.opt (fopenmp-simd): New option.
        * c-pragma.c (omp_pragmas): Move pragmas which can contain simd to ...
        (omp_pragmas): ... this new struct.
        (c_pp_lookup_pragma): Also walk omp_pragmas.
        (init_pragma): Init pragmas for -fopenmp-simd.

2013-11-04  Marek Polacek  <polacek@redhat.com>

        PR c++/58979
        * c-common.c (invalid_indirection_error): Handle RO_ARROW_STAR case.

2013-11-04  Joseph Myers  <joseph@codesourcery.com>

        * c-cppbuiltin.c (cpp_iec_559_value, cpp_iec_559_complex_value):
        New functions.
        (c_cpp_builtins): Define __GCC_IEC_559 and __GCC_IEC_559_COMPLEX.

2013-11-04  Eric Botcazou  <ebotcazou@adacore.com>

        * c-ada-spec.h (cpp_operation): Add IS_TRIVIAL.
        (dump_ada_specs): Adjust prototype of second callback.
        * c-ada-spec.c (cpp_check): New global variable.
        (dump_ada_nodes): Remove cpp_check parameter and do not pass it down.
        (print_generic_ada_decl): Likewise.
        (has_static_fields): Change return type to bool and add guard.
        (has_nontrivial_methods): New predicate.
        (is_tagged_type): Change return type to bool.
        (separate_class_package): Call has_nontrivial_methods.
        (pp_ada_tree_identifier): Minor tweaks.
        (dump_ada_function_declaration): Adjust calls to dump_generic_ada_node.
        (dump_ada_array_domains): Likewise.
        (dump_ada_array_type): Likewise.
        (dump_template_types): Remove cpp_check parameter and do not pass it to
        dump_generic_ada_node.
        (dump_ada_template): Likewise.
        (dump_generic_ada_node): Remove cpp_check parameter and do not pass it
        recursively.
        (print_ada_methods): Change return type to integer.  Remove cpp_check
        parameter and do not pass it down.
        (dump_nested_types): Remove cpp_check parameter and do not pass it to
        dump_generic_ada_node.
        (print_ada_declaration): Likewise.  Test RECORD_OR_UNION_TYPE_P before
        accessing methods.
        (print_ada_struct_decl): Remove cpp_check parameter and do not pass it
        down.  Use has_nontrivial_methods to recognize C++ classes.  Use return
        value of print_ada_methods.
        (dump_ads): Rename cpp_check parameter to check and adjust prototype.
        Set cpp_check to it before invoking dump_ada_nodes.
        (dump_ada_specs): Likewise.

2013-11-03  Marek Polacek  <polacek@redhat.com>

        * c-ubsan.c: Don't include hash-table.h.
        (ubsan_instrument_vla): New function.
        * c-ubsan.h: Declare it.

2013-10-31  David Malcolm  <dmalcolm@redhat.com>

        Automated part of renaming of symtab_node_base to symtab_node.

        Patch autogenerated by rename_symtab.py from
        https://github.com/davidmalcolm/gcc-refactoring-scripts
        revision 58bb219cc090b2f4516a9297d868c245495ee622

        * c-pragma.c (maybe_apply_pending_pragma_weaks): Rename
        symtab_node_base to symtab_node.

2013-10-31  Edward Smith-Rowland  <3dw4rd@verizon.net>

        Implement C++14 digit separators.
        * c-lex.c (interpret_float): Remove digit separators from scratch string
        before building real literal.

2013-10-30  Jakub Jelinek  <jakub@redhat.com>

        * cilk.c (create_cilk_helper_decl): Use HOST_WIDE_INT_PRINT_DEC.

2013-10-29  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * c-common.c (c_common_reswords[]): Added _Cilk_spawn and _Cilk_sync
        fields.
        (c_define_builtins): Called cilk_init_builtins if Cilk Plus is
        enabled.
        * c-common.h (enum rid): Added RID_CILK_SPAWN and RID_CILK_SYNC.
        (insert_cilk_frame): New prototype.
        (cilk_init_builtins): Likewise.
        (gimplify_cilk_spawn): Likewise.
        (c_cilk_install_body_w_frame_cleanup): Likewise.
        (cilk_detect_spawn_and_unwrap): Likewise.
        (cilk_set_spawn_marker): Likewise.
        (build_cilk_sync): Likewise.
        (build_cilk_spawn): Likewise.
        * cilk.c: New file.

2013-10-29  David Malcolm  <dmalcolm@redhat.com>

        Patch autogenerated by refactor_symtab.py from
        https://github.com/davidmalcolm/gcc-refactoring-scripts
        revision 58bb219cc090b2f4516a9297d868c245495ee622

        * c-gimplify.c (c_genericize): Update for conversion of symtab types
        to a true class hierarchy.
        * c-pragma.c (maybe_apply_pending_pragma_weaks): Likewise.

2013-10-27  Richard Sandiford  <rdsandiford@googlemail.com>

        * c-lex.c (interpret_integer): Remove call to cpp_num_sign_extend.

2013-10-26  Jeff Law  <law@redhat.com>

        * c-family/c-common.c (c_define_builtins): Remove mudflap support.
        * c-family/c.opt: Ignore and warn for mudflap options.

2013-10-24  Tobias Burnus  <burnus@net-b.de>

        PR other/33426
        * c-pragma.c (init_pragma) Add #pragma ivdep handling.
        * c-pragma.h (pragma_kind): Add PRAGMA_IVDEP.

2013-10-23  Jason Merrill  <jason@redhat.com>

        * c-format.c (gcc_cxxdiag_char_table): Add %X.

2013-10-11  Jakub Jelinek  <jakub@redhat.com>

        * c-common.h (omp_clause_mask::operator !=): New method.
        * c-omp.c (c_omp_split_clauses): Use if ((mask & something) != 0)
        instead of if (mask & something) tests everywhere.

        * c-cppbuiltin.c (c_cpp_builtins): Predefine _OPENMP to
        201307 instead of 201107.
        * c-common.c (DEF_FUNCTION_TYPE_8): Define.
        (c_common_attribute_table): Add "omp declare target" and
        "omp declare simd" attributes.
        (handle_omp_declare_target_attribute,
        handle_omp_declare_simd_attribute): New functions.
        * c-omp.c: Include c-pragma.h.
        (c_finish_omp_taskgroup): New function.
        (c_finish_omp_atomic): Add swapped argument, if true,
        build the operation first with rhs, lhs arguments and use NOP_EXPR
        build_modify_expr.
        (c_finish_omp_for): Add code argument, pass it down to make_code.
        (c_omp_split_clauses): New function.
        (c_split_parallel_clauses): Removed.
        (c_omp_declare_simd_clause_cmp, c_omp_declare_simd_clauses_to_numbers,
        c_omp_declare_simd_clauses_to_decls): New functions.
        * c-common.h (omp_clause_mask): New type.
        (OMP_CLAUSE_MASK_1): Define.
        (omp_clause_mask::omp_clause_mask, omp_clause_mask::operator &=,
        omp_clause_mask::operator |=, omp_clause_mask::operator ~,
        omp_clause_mask::operator |, omp_clause_mask::operator &,
        omp_clause_mask::operator <<, omp_clause_mask::operator >>,
        omp_clause_mask::operator ==): New methods.
        (enum c_omp_clause_split): New.
        (c_finish_omp_taskgroup): New prototype.
        (c_finish_omp_atomic): Add swapped argument.
        (c_finish_omp_for): Add code argument.
        (c_omp_split_clauses): New prototype.
        (c_split_parallel_clauses): Removed.
        (c_omp_declare_simd_clauses_to_numbers,
        c_omp_declare_simd_clauses_to_decls): New prototypes.
        * c-pragma.c (omp_pragmas): Add new OpenMP 4.0 constructs.
        * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_CANCEL,
        PRAGMA_OMP_CANCELLATION_POINT, PRAGMA_OMP_DECLARE_REDUCTION,
        PRAGMA_OMP_DISTRIBUTE, PRAGMA_OMP_END_DECLARE_TARGET, PRAGMA_OMP_SIMD,
        PRAGMA_OMP_TARGET, PRAGMA_OMP_TASKGROUP and PRAGMA_OMP_TEAMS.
        Remove PRAGMA_OMP_PARALLEL_FOR and PRAGMA_OMP_PARALLEL_SECTIONS.
        (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_ALIGNED,
        PRAGMA_OMP_CLAUSE_DEPEND, PRAGMA_OMP_CLAUSE_DEVICE,
        PRAGMA_OMP_CLAUSE_DIST_SCHEDULE, PRAGMA_OMP_CLAUSE_FOR,
        PRAGMA_OMP_CLAUSE_FROM, PRAGMA_OMP_CLAUSE_INBRANCH,
        PRAGMA_OMP_CLAUSE_LINEAR, PRAGMA_OMP_CLAUSE_MAP,
        PRAGMA_OMP_CLAUSE_NOTINBRANCH, PRAGMA_OMP_CLAUSE_NUM_TEAMS,
        PRAGMA_OMP_CLAUSE_PARALLEL, PRAGMA_OMP_CLAUSE_PROC_BIND,
        PRAGMA_OMP_CLAUSE_SAFELEN, PRAGMA_OMP_CLAUSE_SECTIONS,
        PRAGMA_OMP_CLAUSE_SIMDLEN, PRAGMA_OMP_CLAUSE_TASKGROUP,
        PRAGMA_OMP_CLAUSE_THREAD_LIMIT, PRAGMA_OMP_CLAUSE_TO and
        PRAGMA_OMP_CLAUSE_UNIFORM.

2013-10-09  Marc Glisse  <marc.glisse@inria.fr>

        PR tree-optimization/20318
        * c-common.c (handle_returns_nonnull_attribute): New function.
        (c_common_attribute_table): Add returns_nonnull.

2013-10-03  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/19476
        * c.opt (fcheck-new): Move to common.opt.

2013-09-25  Marek Polacek  <polacek@redhat.com>
            Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/58413
        * c-ubsan.c (ubsan_instrument_shift): Don't instrument
        an expression if we can prove it is correct.
        (ubsan_instrument_division): Likewise.  Remove unnecessary
        check.

2013-09-18  Marek Polacek  <polacek@redhat.com>

        PR sanitizer/58411
        * c-common.c (handle_no_sanitize_undefined_attribute): New function.
        Declare it.
        (struct attribute_spec c_common_att): Add no_sanitize_undefined.

2013-09-14  Iain Sandoe  <iain@codesourcery.com>

        PR target/48094
        * c.opt (fgnu-runtime, fnext-runtime, fobjc-abi-version,
        fobjc-gc, freplace-objc-classes): Accept for LTO.

2013-09-13  Jacek Caban  <jacek@codeweavers.com>

        * c-target.def: New hook

2013-09-09  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/43452
        * c.opt (Wdelete-incomplete): Add.

2013-09-08  Joern Rennecke  <joern.rennecke@embecosm.com>

        * c-common.c (same_scalar_type_ignoring_signedness): Delete.
        (vector_types_compatible_elements_p): New function.
        * c-common.h: (same_scalar_type_ignoring_signedness): Delete
        declaration.
        (vector_types_compatible_elements_p): Declare.

2013-09-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (c_pretty_printer::simple_type_specifier): Now
        a virtual member function.
        (pp_simple_type_specifier): Remove.
        (pp_c_type_specifier): Likewise.
        * c-pretty-print.c (c_pretty_printer::simple_type_specifier):
        Rename from pp_c_type_specifier.  Adjust.
        (c_pretty_printer::c_pretty_printer): Do not assign to
        simple_type_specifier.

2013-09-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (c_pretty_printer::type_id): Now a virtual
        member function.
        (c_pretty_printer::storage_class_specifier): Likewise.
        (c_pretty_printer::initializer): Likewise.
        (pp_declaration): Remove.
        (pp_declaration_specifiers): Likewise.
        (pp_abstract_declarator): Likewise.
        (pp_declarator): Likewise.
        (pp_type_id): Likewise.
        (pp_statement): Likewise.
        (pp_constant): Likewise.
        (pp_id_expression): Likewise.
        (pp_primary_expression): Likewise.
        (pp_unary_expression): Likewise.
        (pp_multiplicative_expression): Likewise.
        (pp_conditional_expression): Likewise.
        (pp_assignment_expression): Likewise.
        (pp_expression): Likewise.
        (pp_c_type_id): Likewise.
        (pp_c_storage_class_specifier): Likewise.
        * c-pretty-print.c (pp_c_type_cast): Tidy.
        (pp_c_pointer): Likewise.
        (pp_c_type_specifier): Likewise.
        (pp_c_parameter_type_list): Likewise.
        (pp_c_function_definition): Likewise.
        (pp_c_init_declarator): Likewise.
        (pp_c_initializer_list): Likewise.
        (pp_c_constructor_elts): Likewise.
        (c_pretty_printer::direct_abstract_declarator): Likewise.
        (c_pretty_printer::declaration_specifiers): Likewise.
        (c_pretty_printer::primary_expression): Likewise.
        (c_pretty_printer::postfix_expression): Likewise.
        (c_pretty_printer::type_id): Rename from pp_c_type_id.
        (c_pretty_printer::storage_class_specifier): Rename from
        pp_c_storage_class_specifier.
        (c_pretty_printer::initializer): Rename from pp_c_initializer.
        (c_pretty_printer::c_pretty_printer): Do not assign to type_id,
        storage_class_specifier, initializer, offset_list, flags.

2013-08-30  Marek Polacek  <polacek@redhat.com>

        * c-ubsan.c: New file.
        * c-ubsan.h: New file.

2013-08-30  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (c_pretty_printer::declaration): Now a virtual
        member function.
        (c_pretty_printer::declaration_specifiers): Likewise.
        (c_pretty_printer::declarator): Likewise.
        (c_pretty_printer::abstract_declarator): Likewise.
        (c_pretty_printer::direct_abstract_declarator): Likewise.
        (c_pretty_printer::direct_declarator): Likewise.
        (c_pretty_printer::function_specifier): Likewise.
        (pp_declaration): Adjust.
        (pp_declaration_specifiers): Likewise.
        (pp_abstract_declarator): Likewise.
        (pp_direct_declarator): Likewise.
        (pp_function_specifier): Likewise.
        (pp_direct_abstract_declarator): Remove as unused.
        (pp_c_declaration): Remove.
        (pp_c_declaration_specifiers): Likewise.
        (pp_c_declarator): Likewise.
        (pp_c_direct_declarator): Likewise.
        (pp_c_function_specifier): Likewise.
        (pp_c_direct_abstract_declarator): Likewise.
        * c-pretty-print.c (c_pretty_printer::abstract_declarator): Rename
        from pp_c_abstract_declarator.  Adjust.
        (c_pretty_printer::direct_abstract_declarator):  Rename from
        pp_c_direct_abstract_declarator.  Adjust.
        (c_pretty_printer::function_specifier): Rename from
        pp_c_function_specifier.  Adjust.
        (c_pretty_printer::declaration_specifiers): Rename from
        pp_c_declaration_specifiers.  Adjust.
        (c_pretty_printer::direct_declarator): Rename from
        pp_c_direct_declarator.  Adjust.
        (c_pretty_printer::declarator): Rename from pp_c_declarator.  Adjust.
        (c_pretty_printer::declaration): Rename from pp_c_declaration.  Adjust.
        (c_pretty_printer::c_pretty_printer): Do not assign to
        declaration, declaration_specifiers, declarator,
        direct_declarator, direct_abstract_declarator, function_specifier.

2013-08-26  Gabriel Dos Reis  <gdre@integrable-solutions.net>

        * c-pretty-print.h (c_pretty_printer::unary_expression): Now a
        virtual member function.
        (c_pretty_printer::multiplicative_expression): Likewise.
        (c_pretty_printer::conditional_expression): Likewise.
        (c_pretty_printer::assignment_expression): Likewise.
        (c_pretty_printer::expression): Likewise.
        (pp_unary_expression): Adjust.
        (pp_multiplicative_expression): Likewise.
        (pp_assignment_expression): Likewise.
        (pp_conditional_expression): Likewise.
        (pp_expression): Likewise.
        * c-pretty-print.c (c_pretty_printer::unary_expression): Rename
        from pp_c_unary_expression.  Adjust.
        (c_pretty_printer::multiplicative_expression): Rename from
        pp_c_multiplicative_expression.  Adjust.
        (c_pretty_printer::conditional_expression): Rename from
        pp_c_conditional_expression.  Adjust.
        (c_pretty_printer::assignment_expression): Rename from
        pp_c_assignment_expression.  Adjust.
        (c_pretty_printer::expression): Rename from pp_c_expression.  Adjust.
        (c_pretty_printer::c_pretty_printer): Do not assign to
        unary_expression, multiplicative_expression,
        conditional_expression, expression.

2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (c_pretty_printer::postfix_expression): Now a
        virtual member function.
        (pp_postfix_expression): Adjust.
        (pp_c_postfix_expression): Remove.
        * c-pretty-print.c (c_pretty_printer::postfix_expression): Rename
        from pp_c_postfix_expression.  Adjust.
        (c_pretty_printer::c_pretty_printer): Do not assign to
        postfix_expression.

2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (c_pretty_printer::primary_expression): Now a
        virtua member function.
        (pp_primary_expression): Adjust.
        (pp_c_primary_expression): Remove.
        * c-pretty-print.c (c_pretty_printer::primary_expression): Rename
        from pp_c_primary_expression.  Adjust.
        (pp_c_initializer_list): Use pp_primary_expression.
        (c_pretty_printer::c_pretty_printer): Do not assign to
        primary_expression.

2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (c_pretty_printer::translate_string): Declare.
        * c-pretty-print.c (M_): Remove.
        (c_pretty_printer::translate_string): Define.
        (pp_c_type_specifier): Use it.
        (pp_c_primary_expression): Likewise.
        (pp_c_expression): Likewise.

2013-08-24  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (c_pretty_printer::id_expression): Now a
        virtual function.
        (pp_c_id_expression): Remove.
        (pp_id_expression): Adjust.
        * c-pretty-print.c (c_pretty_printer::id_expression): Rename from
        pp_c_id_expression.  Adjust.
        (pp_c_postfix_expression): Use pp_id_expression.
        (c_pretty_printer::c_pretty_printer): Do not assign to id_expression.

2013-08-24  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (c_pretty_printer::constant): Now a virtual
        member function.
        (pp_constant): Adjust.
        (pp_c_constant): Remove.
        * c-pretty-print.c (c_pretty_printer::constant): Rename from
        pp_c_constant.  Adjust.
        (pp_c_constant)
        (pp_c_primary_expression): Call pp_constant in lieu of pp_c_constant.
        (c_pretty_printer::c_pretty_printer): Remove assignment to constant.

2013-08-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (pp_c_pretty_printer_init): Remove.
        (c_pretty_printer::c_pretty_printer): Declare.
        * c-pretty-print.c (pretty_printer::c_pretty_printer): Rename from
        c_pretty_printer_init.  Adjust.
        (print_c_tree): Do not call c_pretty_printer_init.
        * c-ada-spec.c (dump_ads): Remove call to pp_construct.

2013-08-09  Arnaud Charlet  <charlet@adacore.com>

        * c-ada-spec.c (print_ada_declaration): Prevent accessing null asm name

2013-08-05  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/58080
        * c-common.c (pointer_int_sum): Add bool parameter.
        * c-common.h (pointer_int_sum): Adjust declaration.

2013-08-05  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.c (print_c_tree): Simplify.  Use non-static local
        c_pretty_printer variable.

2013-08-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-pretty-print.h (c_pretty_printer): Derive from pretty_printer.
        (pp_base): Remove.
        (pp_c_base): Likewise.  Adjust users.
        * c-pretty-print.c (pp_c_maybe_whitespace): Adjust.
        (pp_c_whitespace): Do not call pp_base.
        (pp_c_left_paren): Likewise.
        (pp_c_right_paren): Likewise.
        (pp_c_left_brace): Likewise.
        (pp_c_right_brace): Likewise.
        (pp_c_left_bracket): Likewise.
        (pp_c_right_bracket): Likewise.
        (pp_c_dot): Likewise.
        (pp_c_ampersand): Likewise.
        (pp_c_star): Likewise.
        (pp_c_arrow): Likewise.
        (pp_c_semicolon): Likewise.
        (pp_c_complement): Likewise.
        (pp_c_exclamation): Likewise.
        (pp_c_direct_declarator): Likewise.
        (pp_c_ws_string): Likewise.
        (pp_c_identifier): Likewise.
        (pp_c_statement): Likewise.
        (print_c_tree): Likewise.

2013-08-04  Ed Smith-Rowland  <3dw4rd@verizon.net>

        PR c++/58072
        * c-common.c (c_parse_error): Catch user-defined literal tokens and
        provide useful error strings.

2013-08-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-ada-spec.c (pp_ada_tree_identifier): Use specialized pretty
        printer functions instead of pp_string or operators and punctuators.
        (dump_generic_ada_node): Likewise.
        * c-pretty-print.c (pp_c_type_specifier): Likewise.
        (pp_c_relational_expression): Likewise.
        (pp_c_logical_or_expression): Likewise.

2013-08-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-ada-spec.c (print_ada_macros): Use specialized pretty printer
        functions instead of pp_character.
        (pp_ada_tree_identifier): Likewise.
        (dump_ada_double_name): Likewise.
        (dump_ada_function_declaration): Likewise.
        (dump_ada_array_domains): Likewise.
        (dump_template_types): Likewise.
        (dump_generic_ada_node): Likewise.
        (print_ada_declaration): Likewise.
        (print_ada_struct_decl): Likewise.
        * c-pretty-print.c (pp_c_integer_constant): Likewise.

2013-07-23  Tom Tromey  <tromey@redhat.com>

        * c-common.h (enum rid) <RID_GENERIC>: New constant.
        * c-common.c (c_common_reswords): Add _Generic.

2013-07-21   OndÅ\99ej Bílka  <neleai@seznam.cz>

        * c-common.c: Fix typos.
        * c-common.h: Likewise.

2013-07-13  Lubos Lunak  <l.lunak@suse.cz>

        PR c++/55203
        * c-common.c (c_common_attribute_table): Add warn_unused.
        (handle_warn_unused_attribute): New.

2013-07-10  Jakub Jelinek  <jakub@redhat.com>

        * c-ppoutput.c (scan_translation_unit): Call account_for_newlines
        for all CPP_TOKEN_FLD_STR tokens, not just CPP_COMMENT.

2013-07-10  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/57869
        * c.opt: Add Wconditionally-supported.

2013-07-08  Graham Stott  <graham.stott@btinternet.com>

        * c-family/array-notation-common.c (length_mismatch_in_expr_p): Delete
        unused variables l_length and l_node.

2013-07-04  Joern Rennecke  <joern.rennecke@embecosm.com>

        PR c/57821
        * c-common.c (complete_array_type): Delay folding first index
        like other indices.  When folding, check for index overflow.

2013-06-27  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/57509
        * c-common.h (c_build_vec_perm_expr): New complain argument.
        * c-common.c (c_build_vec_perm_expr): Likewise.
        Use save_expr also in C++.

2013-06-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * c-common.c (c_common_nodes_and_builtins): Use cxx11 in lieu of cxx0x.
        * c-cppbuiltin.c (c_cpp_builtins): Likewise.
        * c-opts.c (c_common_post_options): Likewise.

2013-06-21  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * array-notation-common.c (length_mismatch_in_expr): Changed the
        parameter type's from a dynamic array to a vec_tree.  Also removed
        the size parameters.
        * c-common.h (length_mismatch_in_expr_p): Fixed prototype's as per
        the change above.

2013-06-21  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * c-common.h (struct cilkplus_an_parts): New structure.
        (struct cilkplus_an_loop_parts): Likewise.
        (cilkplus_extract_an_triplets): New prototype.
        (fix_sec_implicit_args): Likewise.
        * array-notation-common.c (cilkplus_extract_an_triplets): New function.
        (fix_sec_implicit_args): Likewise.

2013-06-20  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * array-notation-common.c (find_inv_trees): Removed an unwanted
        typecasting.
        * c-common.h (struct inv_list::additional_tcodes): Changed type from
        enum rid to enum tree_code.

2013-06-11  Jan Hubicka  <jh@suse.cz>

        * c-common.c (handle_alias_ifunc_attribute): Do not set
        DECL_EXTERNAL for weakref variables.
        * c-pragma.c (handle_pragma_weak): Make sure aliases
        are not declared as external.

2013-06-07  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * array-notation-common.c (length_mismatch_in_expr_p): Moved this
        function from c/c-array-notation.c.
        (is_cilkplus_reduce_builtin): Likewise.
        (find_rank): Likewise.
        (extract_array_notation_exprs): Likewise.
        (replace_array_notations): Likewise.
        (find_inv_trees): Likewise.
        (replace_inv_trees): Likewise.
        (contains_array_notation_expr): Likewise.
        (find_correct_array_notation_type): Likewise.
        * c-common.h (struct inv_list): Moved this struct from the file
        c/c-array-notation.c and added a new field called additional tcodes.
        (length_mismatch_in_expr_p): New prototype.
        (is_cilkplus_reduce_builtin): Likewise.
        (find_rank): Likewise.
        (extract_array_notation_exprs): Likewise.
        (replace_array_notation): Likewise.
        (find_inv_trees): Likewise.
        (replace_inv_trees): Likewise.
        (find_correct_array_notation_type): Likewise.

2013-05-28  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * c-common.c (c_define_builtins): When cilkplus is enabled, the
        function array_notation_init_builtins is called.
        (c_common_init_ts): Added ARRAY_NOTATION_REF as typed.
        * c-common.def (ARRAY_NOTATION_REF): New tree.
        * c-common.h (build_array_notation_expr): New function declaration.
        (build_array_notation_ref): Likewise.
        (extract_sec_implicit_index_arg): New extern declaration.
        (is_sec_implicit_index_fn): Likewise.
        (ARRAY_NOTATION_CHECK): New define.
        (ARRAY_NOTATION_ARRAY): Likewise.
        (ARRAY_NOTATION_START): Likewise.
        (ARRAY_NOTATION_LENGTH): Likewise.
        (ARRAY_NOTATION_STRIDE): Likewise.
        * c-pretty-print.c (pp_c_postifix_expression): Added a new case for
        ARRAY_NOTATION_REF.
        (pp_c_expression): Likewise.
        * c.opt (flag_enable_cilkplus): New flag.
        * array-notation-common.c: New file.

2013-05-14  Jakub Jelinek  <jakub@redhat.com>

        PR c++/57274
        * c-common.c (verify_tree): Don't recurse into SIZEOF_EXPR.

2013-05-10  Marc Glisse  <marc.glisse@inria.fr>

        * c-common.c (vector_types_convertible_p): No TYPE_PRECISION for
        vectors.

2013-05-07  Han Shen  <shenhan@google.com>

        * c-cppbuiltin.c (c_cpp_builtins): Added "__SSP_STRONG__=3".

2013-04-29  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

        * c-common.c (check_user_alignment): Emit error for negative values.

2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>

        * c-opts.c (set_std_cxx11): Use CLK_CXX1Y and CLK_GNUCXX1Y.

2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>

        * c-cppbuiltin.c (c_cpp_builtins): Do not define
        __GXX_EXPERIMENTAL_CXX1Y__.

2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
            Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

        * c.opt ([Wpointer-arith]): Enabled by -Wpedantic, as documented.
        * c-common.c (pointer_int_sum): Change -Wpointer-arith pedwarns
        to simply use OPT_Wpointer_arith.
        (c_sizeof_or_alignof_type): Likewise.

2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>

        * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_EXPERIMENTAL_CXX1Y__.

2013-04-12  Jakub Jelinek  <jakub@redhat.com>

        * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
        gcc_cdiag_char_table, gcc_cxxdiag_char_table): Add %r and %R format
        specifiers.

2013-04-07  Steven Bosscher  <steven@gcc.gnu.org>

        * c-pragma.c (add_to_renaming_pragma_list): Fix leading comment.

2013-04-03  Paolo Carlini  <paolo.carlini@oracle.com>

        * c-common.c (pointer_int_sum): Remove dead code.

2013-03-09  Richard Sandiford  <rdsandiford@googlemail.com>

        PR middle-end/56524
        * c-common.c (handle_optimize_attribute): Don't call
        save_optabs_if_changed.

2013-03-05  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/56461
        * c-pch.c (pch_init): Free target_validity at the end.

2013-03-04  Jakub Jelinek  <jakub@redhat.com>

        * c-pretty-print.c (pp_c_pretty_printer_init): Clear pp->flags.

2013-02-28  Konstantin Serebryany  <konstantin.s.serebryany@gmail.com>
            Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/56454
        * c-common.c (handle_no_sanitize_address_attribute): New function.
        (c_common_attribute_table): Add no_sanitize_address attribute.
        (handle_no_address_safety_analysis_attribute): Add
        no_sanitize_address attribute, not no_address_safety_analysis
        attribute.

2013-02-18  Aldy Hernandez  <aldyh@redhat.com>

        PR target/52555
        * c-common.c (handle_optimize_attribute): Call
        save_optabs_if_changed.

2013-02-18  Jakub Jelinek  <jakub@redhat.com>
            Steven Bosscher  <steven@gcc.gnu.org>

        PR pch/54117
        * c-opts.c (c_common_post_options): If debug info is enabled
        and non-dwarf*, refuse to load PCH files and when writing PCH
        file warn.

2013-02-05  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/56167
        * c-common.c (handle_error_attribute): Fix condition.

2013-01-30  Jakub Jelinek  <jakub@redhat.com>

        PR c++/55742
        * c-common.c (handle_target_attribute): Revert 2012-12-26 change.

2013-01-18  Jason Merrill  <jason@redhat.com>

        PR target/54908
        * c.opt (-fextern-tls-init): New.
        * c-opts.c (c_common_post_options): Handle it.

2013-01-09  Jakub Jelinek  <jakub@redhat.com>

        PR c/48418
        * c-common.c (c_fully_fold_internal): Warn for LSHIFT_EXPR and
        RSHIFT_EXPR, if orig_op1 isn't INTEGER_CST, op1 is INTEGER_CST
        and is either negative or bigger or equal to type precision
        of the first operand.

2012-12-03  Marek Polacek  <polacek@redhat.com>

        PR c/55570
        * c-common.c (check_user_alignment): Swap order of tests,
        check TREE_CODE first.

2012-11-29  Ed Smith-Rowland  <3dw4rd@verizon.net>

        PR c++/52654
        * c-common.h (overflow_type): New enum.
        (build_userdef_literal): Add overflow_type argument.
        (tree_userdef_literal): Add overflow_type.
        (USERDEF_LITERAL_OVERFLOW): New access macro.
        * c-common.c (build_userdef_literal): Add overflow_type
        argument.
        * c-lex.c (c_lex_with_flags): Add overflow_type to
        build_userdef_literal calls.
        (interpret_integer, interpret_float): Add overflow_type argument.

2012-11-28  Richard Biener  <rguenther@suse.de>

        PR c/35634
        * c-gimplify.c (c_gimplify_expr): Gimplify self-modify expressions
        here and use a type with proper overflow behavior for types that would
        need to be promoted for the arithmetic.

2012-11-23  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/55435
        * c-common.c (handle_no_address_safety_analysis_attribute): New
        function.
        (c_common_attribute_table): Add no_address_safety_analysis.

2012-11-16  Simon Baldwin  <simonb@google.com>

        * c.opt: Add f[no-]canonical-system-headers.
        * c-opts.c (c_common_handle_option): Handle
        OPT_fcanonical_system_headers.

2012-11-09  Ed Smith-Rowland  <3dw4rd@verizon.net>

        PR c++/54413
        * c-opts.c (c_common_handle_option): Set new flags.
        * c.opt: Describe new flags.

2012-11-09  Jason Merrill  <jason@redhat.com>

        * c.opt (Wabi-tag): New.

2012-11-09  Andi Kleen  <ak@linux.intel.com>

        PR 55139
        * c-common.c (get_atomic_generic_size): Mask with
        MEMMODEL_MASK

2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c/53063
        * c.opt (Wformat): Make it Alias Wformat=1.
        (Wformat-contains-nul,Wformat-extra-args,Wformat-nonliteral,
        Wformat-security,Wformat-y2k,Wformat-zero-length): Use
        LangEnabledBy.
        (Wformat=): RejectNegative. Use LangEnabledBy.
        (Wnonnull): Use LangEnabledBy.
        * c-opts.c (c_common_handle_option): Do not handle Wformat here.
        * c-format.c (set_Wformat): Delete.
        (decode_format_attr): Replace OPT_Wformat with OPT_Wformat_.
        (maybe_read_dollar_number):  Likewise.
        (avoid_dollar_number):  Likewise.
        (finish_dollar_format_checking):  Likewise.
        (check_format_info):  Likewise.
        (check_format_info_main):  Likewise.
        (check_format_types):  Likewise.
        (format_type_warning):  Likewise.
        * c-common.c (int):  Likewise.
        (check_function_sentinel):  Likewise.
        * c-common.h (warn_format,set_Wformat): Do not declare here.

2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c/53063
        * c.opt(Warray-bounds,Wdelete-non-virtual-dtor,Wenum-compare,
        Wmain,Woverlength-strings, Wunknown-pragmas,Wunused-macros):
        Use LangEnabledBy.
        (Wswitch,Wswitch-default,Wswitch-enum): Likewise. Move here from
        common.opt.
        (Wvariadic-macros): Init(1).
        * c-opts.c (c_common_handle_option): Do not handle them
        explicitly.
        (c_common_post_options): Likewise.
        (sanitize_cpp_opts): warn_unused_macros is now
        cpp_warn_unused_macros.
        (push_command_line_include): Likewise.
        * c-common.c (warn_unknown_pragmas): Do not define.
        * c-common.h (warn_unknown_pragmas): Do not declare.

2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c/51294
        * c-common.c (conversion_warning): Handle conditional expressions.

2012-10-29  Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR c++/54930
        * c.opt (Wreturn_local_addr): Define new option.

2012-10-25  Jason Merrill  <jason@redhat.com>

        * c.opt (Wvirtual-move-assign): New.

        * c.opt (Winherited-variadic-ctor): New.

2012-10-25  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/54427
        * c-common.c (scalar_to_vector): Handle VEC_COND_EXPR.

2012-10-23  Joseph Myers  <joseph@codesourcery.com>

        * c-common.h (pch_cpp_save_state): Declare.
        * c-target.def (c_preinclude): New hook.
        * c-opts.c (done_preinclude): New.
        (push_command_line_include): Handle default preincluded header.
        (cb_file_change): Call pch_cpp_save_state when calling
        push_command_line_include.
        * c-pch.c (pch_ready_to_save_cpp_state, pch_cpp_state_saved)
        (pch_cpp_save_state): New.
        (pch_init): Call pch_cpp_save_state conditionally, instead of
        calling cpp_save_state.

2012-10-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c/53063
        PR c/40989
        * c.opt (Waddress,Wchar-subscripts,Wsign-conversion,Wimplicit,
        Wimplicit-function-declaration,Wimplicit-int,Wsizeof-pointer-memaccess,
        Wnarrowing,Wparentheses,Wpointer-sign,Wreturn-type,Wsequence-point,
        Wsign-compare,Wuninitialized,Wmaybe-uninitialized,Wunused,
        Wvolatile-register-var): Add LangEnabledBy or EnabledBy.
        * c-opts.c (c_common_handle_option): Remove explicit handling from
        here.
        (c_common_post_options): Likewise.

2012-10-18  Eric Botcazou  <ebotcazou@adacore.com>

        * c-ada-spec.c (LOCATION_COL): Delete.
        (compare_location): New function.
        (compare_node): Use it.
        (compare_comment): Likewise.

2012-10-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c/53063
        PR c/40989
        * c.opt (Wstrict-aliasing=,Wstrict-overflow=): Use LangEnabledBy.
        * c-opts.c (c_common_handle_option): Do not set them here. Add
        comment.
        (c_common_post_options): Likewise.

2012-10-16  Eric Botcazou  <ebotcazou@adacore.com>

        * c-ada-spec.c (ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX): Define.
        (dump_generic_ada_node) <INTEGER_CST>: Deal with sizetype specially.
        Remove POINTER_TYPE handling, add large unsigned handling and use
        ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX for big numbers.

2012-10-12  Jakub Jelinek  <jakub@redhat.com>

        PR c/54381
        * c-common.h (sizeof_pointer_memaccess_warning): Adjust prototype.
        * c-common.c (sizeof_pointer_memaccess_warning): Take array of 3
        locs and array of 3 trees instead of just single loc and single
        sizeof_arg tree.  Handle __builtin___*_chk builtins too, and
        also stpncpy, bcopy, bcmp, bzero, snprintf and vsnprintf builtins.
        For *cmp* builtins that take two sources strings report warnings
        about first and second source, not about destination and source.

2012-10-12  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/53055
        * c-common.h (enum ref_operator) [RO_ARROW_STAR]: New.

2012-10-11  Eric Botcazou  <ebotcazou@adacore.com>

        * c-ada-spec.c (dump_ada_template): Bail out for template declarations
        declaring something coming from another file.

2012-10-10  Arnaud Charlet  <charlet@adacore.com>

        PR ada/54845
        * c-ada-spec.c (print_ada_struct_decl): Increase buf size.

2012-10-09  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/54194
        * c-common.c (warn_about_parentheses): Add location_t parameter;
        use EXPR_LOC_OR_LOC.
        * c-common.h: Update declaration.

2012-10-09  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/54427
        * c-common.c (scalar_to_vector): Moved from c-typeck.c. Support
        more operations. Make error messages optional.
        * c-common.h (enum stv_conv): Moved from c-typeck.c.
        (scalar_to_vector): Declare.

2012-10-08  Jason Merrill  <jason@redhat.com>

        * c-common.c (c_common_reswords): Add thread_local.

2012-10-08  Dodji Seketeli  <dodji@redhat.com>

        PR c++/53528 C++11 attribute support
        * c-common.h (bitfield_p, cxx_fundamental_alignment_p): Declare
        new functions.
        * c-common.c (check_cxx_fundamental_alignment_constraints): New
        static function.
        (handle_aligned_attribute): In choose strictest alignment
        among many.  Use new check_cxx_fundamental_alignment_constraints.
        (handle_transparent_union_attribute): In c++11 attribute syntax,
        don't look through typedefs.

2012-10-04  Arnaud Charlet  <charlet@adacore.com>

        * c-ada-spec.c (print_ada_declaration): Remove handling of TDF_RAW.
        * c.opt (-fdump-ada-spec, -fdump-ada-spec-slim): Move switch definition
        out of dumpfile.h.

2012-09-25  Dehao Chen  <dehao@google.com>

        PR middle-end/54645
        * c-pch.c (c_common_read_pch): Rebuild the location_adhoc_data
        map when read in the pch.

2012-09-18 Arnaud Charlet  <charlet@adacore.com>

        * c-ada-spec.c: Style fixes.

2012-09-18 Thomas Quinot  <quinot@adacore.com>

        * c.opt (-fada-spec-parent): Define new command line switch.
        * c-ada-spec.c (get_ada_package): When -fada-spec-parent
        is specified, generate binding spec as a child of the specified unit.

2012-09-13  Paolo Carlini  <paolo.carlini@oracle.com>
            Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c++/53210
        * c.opt ([Winit-self]): Enabled by -Wall in C++.

2012-08-23  Arnaud Charlet  <charlet@adacore.com>

        * c-ada-spec.c (dump_generic_ada_node): Fix handling of name_only
        for pointers, and add missing Convention C pragma.
        (print_ada_struct_decl): Add missing aliased keyword.
        (dump_ads): Add pragma Ada_2005 and Style_Checks (Off).

2012-08-17  Jakub Jelinek  <jakub@redhat.com>

        * c-common.c (sizeof_pointer_memaccess_warning): New function.
        * c.opt (-Wsizeof-pointer-memaccess): Add new option.
        * c-opts.c (c_common_handle_option): Enable it for -Wall.
        * c-common.h (sizeof_pointer_memaccess_warning): Add prototype.
        * c-common.def (SIZEOF_EXPR): Moved here from cp-tree.def.

2012-08-10  Richard Guenther  <rguenther@suse.de>

        * c-pretty-print.c (pp_c_expression): Handle anonymous SSA names.

2012-08-07  Steven Bosscher  <steven@gcc.gnu.org>

        * c-pretty-print.c (pp_c_function_definition): Use pp_newline_and_flush
        instead of separate pp_newline and pp_flush.
        (print_c_tree): Likewise.

2012-07-26  Richard Henderson  <rth@redhat.com>

        * c-common.c (handle_hot_attribute): Allow labels.
        (handle_cold_attribute): Likewise.

2012-07-20  Jakub Jelinek  <jakub@redhat.com>

        PR c++/28656
        * c-common.c (check_function_nonnull): Handle multiple nonnull
        attributes properly.

2012-07-16  Steven Bosscher  <steven@gcc.gnu.org>

        * c-gimplify.c: Include dumpfile.h instead of tree-dump.h.
        * c-ada-spec.c: Likewise.
        * c-dump.c (dump_stmt): Move to cp/dump.c, the only user.

2012-07-14  Steven Bosscher  <steven@gcc.gnu.org>

        * c-pch.c (CHECK_NO_ASM_OUT_DURING_PCH): Do not define.
        Remove code conditional on it.

2012-07-11  Steven Bosscher  <steven@gcc.gnu.org>

        * c-gimplify.c: Do not include basic-block.h.
        * c-common.c: Do not include linfuncs.h.

2012-07-08  Steven Bosscher  <steven@gcc.gnu.org>

        * c-common.h: Include tree.h.

2012-07-02  Jason Merrill  <jason@redhat.com>

        PR c++/53524
        * c-common.c (get_priority): Call default_conversion.

2012-07-01  Uros Bizjak  <ubizjak@gmail.com>

        * c-pch.c (c_common_write_pch): Remove unused variables.

2012-06-29  Steven Bosscher  <steven@gcc.gnu.org>

        * cppspec.c: Moved from gcc/ to here.

2012-06-27  Kai Tietz  <ktietz@redhat.com>

        PR preprocessor/37215
        * c-ppoutput.c (preprocess_file): Check for nonempty buffer.

2012-06-21  Steven Bosscher  <steven@gcc.gnu.org>

        * c-common.h (c_common_print_pch_checksum): Remove.
        * c-pch.c: Do not include output.h.
        (CHECK_NO_ASM_OUT_DURING_PCH): Define and add FIXME.
        (asm_out_file): Define iff CHECK_NO_ASM_OUT_DURING_PCH isdefined.
        (asm_file_startpos): Define iff CHECK_NO_ASM_OUT_DURING_PCH is defined.
        (struct c_pch_header): Remove.
        (get_ident): Update gpch version.
        (pch_init): Do not print executable_checksum to asm_out_file.
        Do not fail if there is no asm_out_file to read back from.  Set
        asm_file_startpos only if CHECK_NO_ASM_OUT_DURING_PCH is defined.
        (c_common_write_pch): Verify that nothing was written to asm_out_file
        since pch_init was called.  Do not write a c_pch_header, and do not
        copy from asm_out_file to the PCH.
        (c_common_read_pch): Do not read a c_pch_header, and do not restore
        the content of asm_out_file from the PCH.
        (c_common_print_pch_checksum): Remove.
        * c-opts.c (c_common_init): Print out executable_checksum directly.

2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>

        * c-target.def (objc_declare_unresolved_class_reference,
        objc_declare_class_definition): Add new hooks.

2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>

        * c-lex.c: Do not include output.h.
        (cb_ident): Try to put out .ident with targetm.asm_out.output_ident.
        Remove uses of ASM_OUTPUT_IDENT.

2012-06-15  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/51033
        * c-common.h (c_build_vec_perm_expr): Move decl here.
        * c-common.c (c_build_vec_perm_expr): Move definition
        here.

2012-06-06  Steven Bosscher  <steven@gcc.gnu.org>

        * c.opt (fconserve-space): Turn into a no-op.

2012-06-04  Sterling Augustine  <saugustine@google.com>

        * c-pretty-print.h (pp_c_flag_gnu_v3): New enumerator.
        * c-pretty-print.c (pp_c_specifier_qualifier_list): Check it at
        both the start and end of the function.

2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>

        * c-common.c: Do not include output.h.
        * c-pragma.c: Likewise.

2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>

        * error.c (dump_decl): Check pp_c_flag_gnu_v3.
        (decl_as_dwarf_string, lang_decl_dwarf_name): New functions.
        (lang_decl_name): Handle namespace decls.

2012-05-31  Steven Bosscher  <steven@gcc.gnu.org>

        * c-ada-spec.c: Do not include output.h.
        * c-semantics.c: Likewise.

2012-05-29  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c: Fix typo.

2012-05-29  Michael Matz  <matz@suse.de>

        * c-common.h (c_expand_decl): Remove prototype.

2012-05-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c.opt (Wmissing-braces): Use LangEnabledBy(C ObjC,Wall).
        * c-opts.c (c_common_handle_option): Remove code handling
        warn_missing_braces.

2012-05-28  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/25137
        * c-opts.c (c_common_handle_option): For C++ -Wall doesn't enable
        -Wmissing_braces.

2012-05-22  Dodji Seketeli  <dodji@redhat.com>

        PR c++/53322
        * c.opt (Wunused-local-typedefs): Use EnabledBy(Wunused).

2012-05-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c.opt (--pedantic-errors,-pedantic-errors): Do not handle here.
        * c-opts.c (c_common_handle_option): Do not handle explicitly
        Wreturn-type, Wwrite-strings, warn_ecpp, and -pedantic-errors.

2012-05-16  Dodji Seketeli  <dodji@redhat.com>

        PR preprocessor/7263
        * c-lex.c (c_lex_with_flags):  Pass a virtual location to the call
        to cpp_classify_number.  For diagnostics, use the precise location
        instead of the global input_location.

2012-05-15  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/11856
        * c-common.c (shorten_compare): Check c_inhibit_evaluation_warnings.

2012-05-14  Bernd Schmidt  <bernds@codesourcery.com>

        * c-common.c (DEF_ATTR_STRING): Define and undefine as necessary.

2012-05-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR 53063
        * c.opt (Wc++0X-compat,Wdelete-non-virtual-dtor,Wjump-misses-init,
        Wreorder): Use LangEnabledBy.
        * c-opts.c (c_common_handle_option): Do not enable them
        explicitly. Call lang-specific generated functions.
        (c_common_post_options): Do not set them here.

2012-05-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c.opt (Wclobbered,Wempty-body,Wignored-qualifiers,
        Wmissing-field-initializers,Wmissing-parameter-type,
        Wold-style-declaration,Woverride-init): Use EnabledBy.
        * c-opts.c (c_common_post_options): Do not set here explicitly.

2012-05-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR 53063
        * c-opts.c (c_common_handle_option): Use handle_generated_option
        to enable sub-options.

2012-05-10  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/53158
        * c-common.c (warnings_for_convert_and_check): Use warning_at.

2012-05-10  Richard Guenther  <rguenther@suse.de>

        * c-common.c (c_sizeof_or_alignof_type): Remove assert and
        adjust commentary about TYPE_IS_SIZETYPE types.

2012-05-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c++/53261
        * c-common.c (warn_logical_operator): Check that argument of
        integer_zerop is not NULL.

2012-05-05  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c/43772
        * c-common.c (warn_logical_operator): Do not warn if either side
        is already true or false.

2012-05-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c/51712
        * c-common.c (expr_original_type): New.
        (shorten_compare): Do not warn for enumeration types.

2012-05-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c.opt (fpermissive): Add Var(flag_permissive).

2012-04-30  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/51033
        * c-common.c (convert_vector_to_pointer_for_subscript): New function.
        * c-common.h (convert_vector_to_pointer_for_subscript): Declare it.

2012-04-30  Dodji Seketeli  <dodji@redhat.com>

        Add -Wvarargs option
        * c.opt (Wvarargs):  Define new option.

2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c-common.c (check_function_arguments): Replace
        Wmissing-format-attribute with Wsuggest-attribute=format.

2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c.opt (Wsuggest-attribute=format): New. Alias of
        Wmissing-format-attribute.
        * c-format.c (decode_format_type): Replace
        Wmissing-format-attribute with Wsuggest-attribute=format.
        (check_function_format): Likewise.

2012-04-27  Ollie Wild  <aaw@google.com>

        * c-common.c: Add CPP_W_LITERAL_SUFFIX mapping.
        * c-opts.c (c_common_handle_option): Handle OPT_Wliteral_suffix.
        * c.opt: Add Wliteral-suffix.

2012-04-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c/44774
        * c.opt (Wpedantic): New.
        (pedantic): Alias Wpedantic.
        * c-opts.c (c_common_handle_option): Replace -pedantic with -Wpedantic.
        (c_common_post_options): Likewise.
        (sanitize_cpp_opts): Likewise.
        * c-lex.c (interpret_float): Likewise.
        * c-format.c (check_format_types): Likewise.
        * c-common.c (pointer_int_sum): Likewise.
        (c_sizeof_or_alignof_type): Likewise.
        (c_add_case_label): Likewise.
        (c_do_switch_warnings): Likewise.
        * c-pragma.c (handle_pragma_float_const_decimal64): Likewise.

2012-04-15  Jason Merrill  <jason@redhat.com>

        PR c++/52818
        * c-format.c (CPLUSPLUS_STD_VER): C++11 inherits from C99.
        (C_STD_NAME): Distinguish between C++98 and C++11.

2012-04-11  Eric Botcazou  <ebotcazou@adacore.com>

        PR target/52624
        * c-common.h (uint16_type_node): Rename into...
        (c_uint16_type_node): ...this.
        * c-common.c (c_common_nodes_and_builtins): Adjust for above renaming.
        * c-cppbuiltin.c (builtin_define_stdint_macros): Likewise.

2012-04-10  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c-common.c (warn_if_unused_value): Move definition to here.
        * c-common.h (warn_if_unused_value): Move declaration to here.

2012-03-23  William Bader  <williambader@hotmail.com>

        * c-lex.c (c_lex_with_flags): Avoid declarations after stmts.

2012-03-20  Jason Merrill  <jason@redhat.com>

        * c-common.h (enum cxx_dialect): Add cxx1y.
        * c-common.c (c_common_nodes_and_builtins): Use >= for cxx_dialect
        test.
        * c-cppbuiltin.c (c_cpp_builtins): Likewise.
        * c-opts.c (c_common_post_options): Likewise.
        (set_std_cxx1y): New.
        (c_common_handle_option): Call it.
        * c.opt (-std=c++1y, -std=gnu++1y): New flags.

2012-03-19  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/14710
        * c.opt ([Wuseless-cast]): Add.

2012-03-16  Richard Guenther  <rguenther@suse.de>

        * c-pretty-print.c (pp_c_initializer_list): Adjust.

2012-03-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c++/44783
        * c.opt (ftemplate-backtrace-limit) Add.

2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * c-cppbuiltin.c (c_cpp_builtins): Remove #pragma extern_prefix
        handling.
        * c-pragma.c (handle_pragma_extern_prefix): Remove.
        (init_pragma): Don't register extern_prefix.

2012-03-12  Richard Guenther  <rguenther@suse.de>

        * c-common.c (c_common_get_narrower): Use c_common_type_for_size.
        (builtin_type_for_size): Likewise.

2012-02-13  Jakub Jelinek  <jakub@redhat.com>

        PR c++/52215
        * c-common.c (sync_resolve_params): Don't decide whether to convert
        or not based on TYPE_SIZE comparison, convert whenever arg_type
        is unsigned INTEGER_TYPE.

2012-02-06  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c/52118
        * c.opt ([Wunused-local-typedefs]): Fix description.

2012-01-24  Mike Stump  <mikestump@comcast.net>

        * c-common.c (c_common_type_for_mode): Match signed/unsigned types
        exactly.

2012-01-18  Richard Guenther  <rguenther@suse.de>

        * c-opts.c (c_common_post_options): Reset LTO flags if
        we are about to generate a PCH.

2012-01-17  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/51777
        * c-pretty-print.c (pp_c_integer_constant): For unsigned constants
        use pp_unsigned_wide_integer.

2012-01-10  Richard Guenther  <rguenther@suse.de>

        PR middle-end/51806
        * c-opts.c (c_common_handle_option): Move -Werror handling
        to language independent code.

2012-01-05  Richard Guenther  <rguenther@suse.de>

        PR middle-end/51764
        * c.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move here
        from common.opt.

2011-12-30  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/51316
        * c-common.c (c_sizeof_or_alignof_type): In C++ allow for alignof
        of array types with an unknown bound.

2011-12-20  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (flag_isoc99): Update comment to refer to C11.
        (flag_isoc1x): Change to flag_isoc11.
        * c-common.h (flag_isoc99): Update comment to refer to C11.
        (flag_isoc1x): Change to flag_isoc11.
        * c-cppbuiltin.c (cpp_atomic_builtins): Change comment to refer to
        C11.
        * c-opts.c (set_std_c1x): Change to set_std_c11.
        (c_common_handle_option): Handle OPT_std_c11 and OPT_std_gnu11.
        Call set_std_c11.
        (set_std_c89, set_std_c99, set_std_c11): Use flag_isoc11.
        (set_std_c1): Use CLK_STDC11 and CLK_GNUC11.
        * c.opt (std=c1x): Change to std=c11.  Document as non-draft
        standard.
        (std=c1x, std=iso9899:2011): Add as aliases of std=c11.
        (std=gnu1x): Change to std=gnu11.  Refer to non-draft standard.
        (std=gnu1x): Make alias of std=gnu11.

2011-12-19  Jason Merrill  <jason@redhat.com>

        PR c++/51228
        * c-common.c (handle_transparent_union_attribute): Check the first
        field if the type is complete.

2011-12-15  Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR libstdc++/51365
        * c-common.c (RID_IS_FINAL): Add.
        * c-common.h (RID_IS_FINAL): Add.

2011-11-30  Iain Sandoe  <iains@gcc.gnu.org>

        * c.opt (fgnu-runtime): Provide full description.
        (fnext-runtime): Likewise.
        * c-opts.c (OPT_fgnu_runtime, OPT_fnext_runtime) Remove.

2011-11-28  Andrew MacLeod  <amacleod@redhat.com>

        * c-cpp-builtin.c (cpp_atomic_builtins):New.  Emit all atomic
        predefines in one place.  Add LOCK_FREE predefines.
        (c_cpp_builtins): Move Legacy HAVE_SYNC predefines to
        new func.

2011-11-24  Andrew MacLeod  <amacleod@redhat.com>

        PR c/51256
        * c-common.c (get_atomic_generic_size): Check for various error
        conditions
        (resolve_overloaded_atomic_exchange,
        resolve_overloaded_atomic_compare_exchange,
        resolve_overloaded_atomic_load, resolve_overloaded_atomic_store): Return
        error_mark_node for error conditions.

2011-11-08  Richard Guenther  <rguenther@suse.de>

        PR middle-end/51010
        c-family/

2011-11-07  Richard Henderson  <rth@redhat.com>
            Aldy Hernandez  <aldyh@redhat.com>
            Torvald Riegel  <triegel@redhat.com>

        Merged from transactional-memory.

        * c-common.c (handle_tm_wrap_attribute,
        handle_tm_attribute, ignore_attribute, parse_tm_stmt_attr): New.
        (struct c_common_reswords): Added __transaction* keywords.
        (struct c_common_attribute_table): Added transaction* and tm_regparm
        attributes.
        * c-common.h: Added RID_TRANSACTION*. Added TM_ATTR* and TM_STMT*
        masks.
        (parse_tm_stmt_attr, tm_attr_to_mask, tm_mask_to_attr,
        find_tm_attribute): Declare.

2011-11-07  Jason Merrill  <jason@redhat.com>

        PR c++/35688
        * c-common.c, c-common.h: Revert yesterday's changes.

2011-11-06  Jason Merrill  <jason@redhat.com>

        PR c++/35688
        * c-common.c (decl_has_visibility_attr): Split out from...
        (c_determine_visibility): ...here.
        * c-common.h: Declare it.

2011-11-06  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (c_common_reswords): Add _Alignas and _Alignof.
        (c_sizeof_or_alignof_type): Diagnose alignof applied to a function
        type.
        (check_user_alignment): New.  Split out of
        handle_aligned_attribute.  Disallow integer constants with
        noninteger types.  Conditionally allow zero.
        (handle_aligned_attribute): Use check_user_alignment.
        * c-common.h (RID_ALIGNAS, check_user_alignment): New.

2011-11-06  Andrew MacLeod  <amacleod@redhat.com>
            Richard Henderson  <rth@redhat.com>

        Merged from cxx-mem-model.

        * c-cppbuiltin.c (c_cpp_builtins): Test both atomic and sync patterns.
        * c-common.c (sync_resolve_params, sync_resolve_return): Only tweak
        parameters that are the same type size.
        (get_atomic_generic_size): New.  Find size of generic
        atomic function parameters and do typechecking.
        (add_atomic_size_parameter): New.  Insert size into parameter list.
        (resolve_overloaded_atomic_exchange): Restructure __atomic_exchange to
        either __atomic_exchange_n or external library call.
        (resolve_overloaded_atomic_compare_exchange): Restructure
        __atomic_compare_exchange to either _n variant or external library call.
        (resolve_overloaded_atomic_load): Restructure __atomic_load to either
        __atomic_load_n or an external library call.
        (resolve_overloaded_atomic_store): Restructure __atomic_store to either
        __atomic_store_n or an external library call.
        (resolve_overloaded_builtin): Handle new __atomic builtins.

2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>

        PR c++/50608
        * c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Call fold_offsetof_1.
        (fold_offsetof_1): Make global.  Remove STOP_REF argument and adjust.
        <INDIRECT_REF>: Return the argument.
        <ARRAY_REF>: Remove special code for negative offset.
        Call fold_build_pointer_plus instead of size_binop.
        (fold_offsetof): Remove STOP_REF argument and adjust.
        * c-common.h (fold_offsetof_1): Declare.
        (fold_offsetof): Remove STOP_REF argument.

2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50810
        * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
        of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
        Wnarrowing for C++0x and C++98.
        * c.opt ([Wnarrowing]): Update.

2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/44277
        * c.opt: Add Wzero-as-null-pointer-constant.

2011-10-31  Jason Merrill  <jason@redhat.com>

        * c.opt (-fdeduce-init-list): Off by default.

        PR c++/50920
        * c-common.h (cxx_dialect): Add cxx11 and cxx03.
        * c.opt: Add -std=c++11, -std=gnu++11, -std=gnu++03,
        and -Wc++11-compat.
        * c-opts.c (set_std_cxx11): Rename from set_std_cxx0x.

2011-10-27  Roberto Agostino Vitillo  <ravitillo@lbl.gov>

        PR c++/30066
        * c.opt (fvisibility-inlines-hidden): Description change.

2011-10-26  Ed Smith-Rowland  <3dw4rd@verizon.net>

        Implement C++11 user-defined literals.
        * c-common.c (build_userdef_literal): New.
        * c-common.def: New tree code.
        * c-common.h (tree_userdef_literal): New tree struct and accessors.
        * c-lex.c (interpret_float): Add suffix parm.
        (c_lex_with_flags): Build literal tokens.

2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50841
        Revert:
        2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50810
        * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
        of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
        Wnarrowing for C++0x and C++98.
        * c.opt ([Wnarrowing]): Update.

2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50810
        * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
        of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
        Wnarrowing for C++0x and C++98.
        * c.opt ([Wnarrowing]): Update.

2011-10-21  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/45385
        * c-common.c (conversion_warning): Remove code looking for
        artificial operands.

2011-10-18  Dodji Seketeli  <dodji@redhat.com>

        PR bootstrap/50760
        * c-lex.c (fe_file_change): Use LINEMAP_SYSP when
        !NO_IMPLICIT_EXTERN_C.

2011-10-17  Michael Spertus  <mike_spertus@symantec.com>

        * c-common.c (c_common_reswords): Add __bases,
        __direct_bases.
        * c-common.h: Add RID_BASES and RID_DIRECT_BASES.

2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50757
        * c.opt ([Wnonnull]): Add C++ and Objective-C++.

2011-10-15  Tom Tromey  <tromey@redhat.com>
            Dodji Seketeli  <dodji@redhat.com>

        * c.opt (fdebug-cpp): New option.
        * c-opts.c (c_common_handle_option): Handle the option.
        * c-ppoutput.c (maybe_print_line_1): New static function. Takes an
        output stream in parameter. Factorized from ...
        (maybe_print_line): ... this. Dump location debug information when
        -fdebug-cpp is in effect.
        (print_line_1): New static function. Takes an output stream in
        parameter. Factorized from ...
        (print_line): ... here. Dump location information when -fdebug-cpp
        is in effect.
        (scan_translation_unit): Dump location information when
        -fdebug-cpp is in effect.

2011-10-15  Tom Tromey  <tromey@redhat.com>
            Dodji Seketeli  <dodji@redhat.com>

        * c.opt (ftrack-macro-expansion): New option. Handle it with and
        without argument.
        * c-opts.c (c_common_handle_option)<case
        OPT_ftrack_macro_expansion_, case OPT_ftrack_macro_expansion>: New
        cases. Handle -ftrack-macro-expansion with and without argument.

2011-10-15  Tom Tromey  <tromey@redhat.com>
            Dodji Seketeli  <dodji@redhat.com>

        * c-ppoutput.c (scan_translation_unit, maybe_print_line)
        (print_line, cb_define, do_line_change): Adjust to avoid touching
        the internals of struct line_map.  Use the public API instead.
        * c-pch.c (c_common_read_pch): Likewise.
        * c-lex.c (fe_file_change): Likewise.

2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/17212
        * c.opt ([Wformat-zero-length]): Add C++ and Objective-C++.

2011-10-11  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/33067
        * c-pretty-print.c (pp_c_floating_constant): Output
        max_digits10 (in the ISO C++ WG N1822 sense) decimal digits.

2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * c-common.c (def_builtin_1): Delete old interface with two
        parallel arrays to hold standard builtin declarations, and replace
        it with a function based interface that can support creating
        builtins on the fly in the future.  Change all uses, and poison
        the old names.  Make sure 0 is not a legitimate builtin index.
        * c-omp.c (c_finish_omp_barrier): Ditto.
        (c_finish_omp_taskwait): Ditto.
        (c_finish_omp_flush): Ditto.

2011-10-11  Tristan Gingold  <gingold@adacore.com>

        * c.opt: (fallow-parameterless-variadic-functions): New.

2011-09-08  Dodji Seketeli  <dodji@redhat.com>

        PR c++/33255 - Support -Wunused-local-typedefs warning
        * c-common.h (struct c_language_function::local_typedefs): New
        field.
        (record_locally_defined_typedef, maybe_record_typedef_use)
        (maybe_warn_unused_local_typedefs): Declare new functions.
        * c-common.c (record_locally_defined_typedef)
        (maybe_record_typedef_use)
        (maybe_warn_unused_local_typedefs): Define new functions.
        * c.opt: Declare new -Wunused-local-typedefs flag.

2011-09-06  Eric Botcazou  <ebotcazou@adacore.com>

        PR middle-end/50266
        * c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Fold offsetof-like
        computations.

2011-09-05  Richard Guenther  <rguenther@suse.de>

        * c-common.c (complete_array_type): Use ssize_int (-1) instead
        of integer_minus_one_node for empty array upper bounds.

2011-08-28  Dodji Seketeli  <dodji@redhat.com>

        * c-pch.c (c_common_read_pch): Call linemap_add with LC_ENTER as
        it's the first time it's being called on this main TU.

2011-08-24  Richard Guenther  <rguenther@suse.de>

        PR c/49396
        * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Fix conditional.

2011-08-22  Gabriel Charette  <gchare@google.com>

        * c-opts.c (c_finish_options): Force BUILTINS_LOCATION for tokens
        defined in cpp_init_builtins and c_cpp_builtins.

2011-08-19  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (c_common_reswords): Add __builtin_complex.
        * c-common.h (RID_BUILTIN_COMPLEX): New.

2011-08-18  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (c_common_reswords): Add _Noreturn.
        (keyword_is_function_specifier): Handle RID_NORETURN.
        * c-common.h (RID_NORETURN): New.

2011-08-10  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>

        * c-common.c (unsafe_conversion_p): New function. Check if it is
        unsafe to convert an expression to the type.
        (conversion_warning): Adjust, use unsafe_conversion_p.
        * c-common.h (unsafe_conversion_p): New function declaration.

2011-08-02  Jakub Jelinek  <jakub@redhat.com>

        * c-common.h (c_finish_omp_atomic): Adjust prototype.
        (c_finish_omp_taskyield): New prototype.
        * c-omp.c (c_finish_omp_atomic): Add OPCODE, V, LHS1 and RHS1
        arguments. Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and
        OMP_ATOMIC_CAPTURE_NEW in addition to OMP_ATOMIC.  If LHS1
        or RHS1 have side-effects, evaluate those too in the right spot,
        if it is a decl and LHS is also a decl, error out if they
        aren't the same.
        (c_finish_omp_taskyield): New function.
        * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP to 201107.
        * c-pragma.c (omp_pragmas): Add taskyield.
        * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKYIELD.
        (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_FINAL and
        PRAGMA_OMP_CLAUSE_MERGEABLE.

2011-07-25  Dodji Seketeli  <dodji@redhat.com>

        * c-common.h (set_underlying_type): Remove parm name from
        declaration.

2011-07-25  Romain Geissler  <romain.geissler@gmail.com>

        * c-pretty-print.h: Search c-common.h in c-family.

2011-07-22  Jason Merrill  <jason@redhat.com>

        PR c++/49793
        * c.opt (Wnarrowing): New.

        PR c++/30112
        * c-common.h: Declare c_linkage_bindings.
        * c-pragma.c (handle_pragma_redefine_extname): Use it.

        PR c++/49813
        * c-opts.c (set_std_cxx0x): Set flag_isoc94 and flag_isoc99.
        * c-pretty-print.c (pp_c_cv_qualifiers): Check c_dialect_cxx as well
        as flag_isoc99 for 'restrict'.
        (pp_c_specifier_qualifier_list): Likewise for _Complex.

2011-07-21  Ian Lance Taylor  <iant@google.com>

        PR middle-end/49705
        * c-common.c (c_disable_warnings): New static function.
        (c_enable_warnings): New static function.
        (c_fully_fold_internal): Change local unused_p to bool.  Call
        c_disable_warnings and c_enable_warnings rather than change
        c_inhibit_evaluation_warnings.

2011-07-20  Jason Merrill  <jason@redhat.com>

        PR c++/6709 (DR 743)
        PR c++/42603 (DR 950)
        * c-common.h (CPP_KEYWORD, CPP_TEMPLATE_ID): Move from cp/parser.h.
        (CPP_NESTED_NAME_SPECIFIER, N_CP_TTYPES): Likewise.
        (CPP_DECLTYPE): New.
        * c-common.c (c_parse_error): Handle CPP_DECLTYPE.

2011-07-19  Richard Guenther  <rguenther@suse.de>

        * c-common.c (pointer_int_sum): Use fold_build_pointer_plus.
        * c-omp.c (c_finish_omp_for): Likewise.

2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>

        * c-ada-spec.c (dump_nested_types): Put semi-colon after empty loop
        body on the next line.

2011-07-08  Jason Merrill  <jason@redhat.com>

        PR c++/45437
        * c-omp.c (check_omp_for_incr_expr): Handle preevaluation.

        PR c++/49673
        * c-common.c (c_apply_type_quals_to_decl): Don't check
        TYPE_NEEDS_CONSTRUCTING.

2011-07-06  Richard Guenther  <rguenther@suse.de>

        * c-common.c (c_common_nodes_and_builtins):
        Merge calls to build_common_tree_nodes and build_common_tree_nodes_2.

2011-07-05  Richard Guenther  <rguenther@suse.de>

        * c-common.c (c_common_nodes_and_builtins): Build all common
        tree nodes first.

2011-06-27  Jakub Jelinek  <jakub@redhat.com>

        * c-common.h (c_tree_chain_next): New static inline function.

        * c-common.c (check_builtin_function_arguments): Handle
        BUILT_IN_ASSUME_ALIGNED.

2011-06-21  Andrew MacLeod  <amacleod@redhat.com>

        * c-common.c: Add sync_ or SYNC__ to builtin names.
        * c-omp.c: Add sync_ or SYNC__ to builtin names.

2011-06-20  Pierre Vittet  <piervit@pvittet.com>

        * c-pragma.h (pragma_handler_1arg, pragma_handler_2arg): New
        handler.
        (gen_pragma_handler): New union.
        (internal_pragma_handler): New type.
        (c_register_pragma_with_data)
        (c_register_pragma_with_expansion_and_data): New functions.

        * c-pragma.c (registered_pragmas, c_register_pragma_1)
        (c_register_pragma, c_register_pragma_with_expansion)
        (c_invoke_pragma_handler): Changed to work with
        internal_pragma_handler.
        (c_register_pragma_with_data)
        (c_register_pragma_with_expansion_and_data): New functions.

2011-06-14  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c: Include common/common-target.h.
        (handle_section_attribute): Use
        targetm_common.have_named_sections.
        * c-cppbuiltin.c: Include common/common-target.h.
        (c_cpp_builtins): Use targetm_common.except_unwind_info.

2011-06-10  Richard Guenther  <rguenther@suse.de>

        * c-pretty-print.c (pp_c_type_specifier): Use pp_c_identifier
        to print a IDENTIFIER_NODE.

2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
            Joseph Myers  <joseph@codesourcery.com>

        * c.opt (fbuilding-libgcc): New option.
        * c-cppbuiltin.c (c_cpp_builtins): Define
        __LIBGCC_TRAMPOLINE_SIZE__ if flag_building_libgcc.

2011-06-07  Jason Merrill  <jason@redhat.com>

        * c-common.c (max_tinst_depth): Lower default to 900.

        * c-format.c (gcc_cxxdiag_char_table): Add 'S' format.

2011-06-07  Richard Guenther  <rguenther@suse.de>

        * c-common.c (c_common_nodes_and_builtins): Do not set
        size_type_node or call set_sizetype.

2011-06-07  Dodji Seketeli  <dodji@redhat.com>

        PR debug/49130
        * c-pretty-print.c (pp_c_integer_constant): Consider the canonical
        type when using pointer comparison to compare types.

2011-06-02  Jonathan Wakely  <jwakely.gcc@gmail.com>

        * c.opt: Add -Wdelete-non-virtual-dtor.
        * c-opts.c (c_common_handle_option): Include it in -Wall.

2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>

        PR bootstrap/49190

        Revert:
        2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.h (struct c_common_identifier): Inherit from tree_typed,
        not tree_common.

2011-05-27  Jakub Jelinek  <jakub@redhat.com>

        PR c++/49165
        * c-common.c (c_common_truthvalue_conversion) <case COND_EXPR>: For
        C++ don't call c_common_truthvalue_conversion on void type arms.

2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.h (struct stmt_tree_s) [x_cur_stmt_list]: Change to a VEC.
        (stmt_list_stack): Define.
        (cur_stmt_list): Adjust for new type of x_cur_stmt_list.
        * c-semantics.c (push_stmt_list, pop_stmt_list): Likewise.

2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.c (warning_candidate_p): Check for BLOCKs.

2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.h (struct c_common_identifier): Inherit from tree_typed,
        not tree_common.

2011-05-25  Jakub Jelinek  <jakub@redhat.com>

        * c-common.c (def_fn_type): Remove extra va_end.

2011-05-23  Jason Merrill  <jason@redhat.com>

        PR c++/48106
        * c-common.c (c_common_get_narrower): New.
        (shorten_binary_op, shorten_compare, warn_for_sign_compare): Use it.

2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.h (check_function_arguments): Tweak prototype of
        check_function_arguments.
        * c-common.c (check_function_arguments): Likewise.  Adjust
        calls to check_function_nonnull, check_function_format, and
        check_function_sentinel.
        (check_function_sentinel): Take a FUNCTION_TYPE rather than
        separate attributes and typelist arguments.  Use
        FOREACH_FUNCTION_ARGS to iterate over argument types.

2011-05-15  Paolo Carlini  <paolo.carlini@oracle.com>

        * c-common.c (c_common_reswords): Reorder.
        * c-common.h (rid): Likewise.

2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.c (def_fn_type): Don't call build_function_type, call
        build_function_type_array or build_varargs_function_type_array
        instead.
        (c_common_nodes_and_builtins): Likewise.

2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.c (c_add_case_label): Omit the loc argument to
        build_case_label.
        * c-common.h (build_case_label): Remove.
        * c-semantics.c (build_case_label): Remove.

2011-05-05  Joseph Myers  <joseph@codesourcery.com>

        * c-objc.h (objc_start_method_definition): Update prototype.
        * stub-objc.c (objc_start_method_definition): Add extra parameter.

2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.c (check_main_parameter_types): Reindent.  Don't use
        TYPE_ARG_TYPES directly.
        (handle_nonnull_attribute): Likewise.
        (sync_resolve_params): Likewise.
        * c-format.c (handle_format_arg_attribute): Likewise.  Adjust call
        to check_format_string.
        (handle_format_attribute): Likewise.
        (check_format_string): Take a function type to examine instead of
        a type list.  Use a function_arg_iterator to step through argument
        types.

2011-05-04  Richard Guenther  <rguenther@suse.de>

        * c-common.c (fix_string_type): Use size_int for index type bounds.
        (start_fname_decls): Do not pass NULL to build_int_cst.
        (c_init_attributes): Likewise.
        * c-lex.c (c_lex_with_flags): Likewise.

2011-04-27  Jason Merrill  <jason@redhat.com>

        * c-common.c (make_tree_vector_from_list): New.
        * c-common.h: Declare it.

2011-04-26  Richard Guenther  <rguenther@suse.de>

        PR preprocessor/48248
        * c-ppoutput.c (maybe_print_line): Always optimize newlines
        for output size with -P.

2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>

        * c-common.c (struct c_common_resword): Add __underlying_type.
        * c-common.h (enum rid): Add RID_UNDERLYING_TYPE.

2011-04-20  Jim Meyering  <meyering@redhat.com>

        * c-format.c (init_dollar_format_checking): Remove useless
        if-before-free.

2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-objc.h (objc_get_interface_ivars): Removed.
        (objc_detect_field_duplicates): New.
        * stub-objc.c: Likewise.

2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

        * stub-objc.c (objc_declare_protocols): Renamed to
        objc_declare_protocol.
        * c-objc.h: Likewise.

2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

        * stub-objc.c (objc_declare_class): Updated argument name.

2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.h (c_common_init_ts): Declare.
        * c-common.c (c_common_init_ts): Define.

2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-objc.h (objc_build_message_expr): Updated prototype.
        * stub-objc.c (objc_build_message_expr): Likewise.

2011-04-12  Martin Jambor  <mjambor@suse.cz>

        * c-gimplify.c (c_genericize): Call cgraph_get_create_node instead
        of cgraph_node.

2011-04-11  Richard Guenther  <rguenther@suse.de>

        * c-common.c (complete_array_type): Build a range type of
        proper type.

2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.c (handle_sentinel_attribute): Don't use TYPE_ARG_TYPES.
        (handle_type_generic_attribute): Likewise.

2011-04-07  Jason Merrill  <jason@redhat.com>

        PR c++/48450
        * c-common.c (c_common_truthvalue_conversion): Don't ignore
        conversion from C++0x scoped enum.

2011-04-06  Joseph Myers  <joseph@codesourcery.com>

        * c-target-def.h: New file.
        * c-target.def: New file.
        * c-target.h: New file.
        * c-common.c (targetcm): Don't define here.
        * c-common.h (default_handle_c_option): Declare.
        * c-format.c: Include c-target.h instead of target.h.
        * c-opts.c: Include c-target.h instead of target.h.  Explicitly
        include tm.h.
        (default_handle_c_option): Move from targhooks.c.

2011-03-29  Jakub Jelinek  <jakub@redhat.com>

        PR preprocessor/48248
        * c-ppoutput.c (print): Add src_file field.
        (init_pp_output): Initialize it.
        (maybe_print_line): Don't optimize by adding up to 8 newlines
        if map->to_file and print.src_file are different file.
        (print_line): Update print.src_file.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

        * c-ada-spec.c (compare_comment): Use filename_cmp
        instead of strcmp for filename.

2011-03-25  Jeff Law  <law@redhat.com>

        * c-family/c-common.c (def_fn_type): Add missing va_end.

2011-03-25  Jason Merrill  <jason@redhat.com>

        * c.opt: Add -std=c++03.

2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>

        * c-ada-spec.c (dump_ada_template): Skip non-class instances.

2011-03-17  Kai Tietz

        PR target/12171
        * c-pretty-print.c (pp_c_specifier_qualifier_list):
        Display allowed attributes for function pointer types.
        (pp_c_attributes_display): New function to display
        attributes having affects_type_identity flag set to true.
        * c-pretty-print.h (pp_c_attributes_display): New prototype.

        * c-common.c (c_common_attribute_table):
        Add new element.
        (c_common_format_attribute_table): Likewise.

2011-03-18  Jason Merrill  <jason@redhat.com>

        * c.opt (fconstexpr-depth): Add Var(max_constexpr_depth).
        * c-common.h: Don't declare it here.
        * c-common.c: Or define it here.
        * c-opts.c (c_common_handle_option): Or set it here.

        PR c++/35315
        * c-common.c (handle_transparent_union_attribute): Don't
        make a duplicate type in C++.

2011-03-15  Jason Merrill  <jason@redhat.com>

        * c-common.c (max_constexpr_depth): New.
        * c-common.h: Declare it.
        * c-opts.c (c_common_handle_option): Set it.
        * c.opt (fconstexpr-depth): New option.

2011-03-11  Jason Merrill  <jason@redhat.com>

        * c-common.c (attribute_takes_identifier_p): Add missing const.

        PR c++/46803
        * c-common.c (attribute_takes_identifier_p): Assume that an
        unknown attribute takes an identifier.

2011-03-07  Nathan Froyd  <froydnj@codesourcery.com>

        PR c/47786
        * c-common.c (c_type_hash): Call list_length instead of iterating
        through DECL_CHAIN.  Rename 'i' to 'n_elements'.

2011-02-19  Jakub Jelinek  <jakub@redhat.com>

        PR c/47809
        * c-common.c (c_fully_fold_internal): Handle VIEW_CONVERT_EXPR.

2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>

        * c.opt (fobjc-abi-version=) New.
        (fobjc-nilcheck): New.

2011-02-03  Nathan Froyd  <froydnj@codesourcery.com>

        PR c++/46890
        * c-common.h (keyword_is_decl_specifier): Declare.
        * c-common.c (keyword_is_decl_specifier): Define.
        (keyword_is_function_specifier): New function.

2011-01-26  Jakub Jelinek  <jakub@redhat.com>

        PR c/47473
        * c-lex.c (interpret_float): If CPP_N_IMAGINARY, ensure
        EXCESS_PRECISION_EXPR is created with COMPLEX_TYPE instead of
        REAL_TYPE.

2011-01-26  Arnaud Charlet  <charlet@adacore.com>

        * c-ada-spec.c (dump_generic_ada_node): Avoid dereferencing null type.

2011-01-26  Jakub Jelinek  <jakub@redhat.com>

        PR pch/47430
        * c-opts.c (c_common_post_options): Call c_common_no_more_pch
        after init_c_lex if pch_file is set.

2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>

        PR c++/43601
        * c.opt (-fkeep-inline-dllexport): New switch.

2011-01-12  Richard Guenther  <rguenther@suse.de>

        PR middle-end/32511
        * c-common.c (handle_weak_attribute): Warn instead of error
        on declaring an inline function weak.

2011-01-05  Tom Tromey  <tromey@redhat.com>

        * c-common.h (lvalue_error): Update.
        * c-common.c (lvalue_error): Add 'loc' argument.  Call error_at,
        not error.

2010-12-29  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/47075
        * c-objc.h (objc_finish_message_expr): Added argument to
        prototype.

2010-12-22  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.c (handle_nonnull_attribute, handle_sentinel_attribute):
        Use prototype_p.

2010-12-18  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-objc.h (objc_maybe_warn_exceptions): New.
        * stub-objc.c (objc_maybe_warn_exceptions): New.

2010-12-10  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.h (readonly_error): Declare.
        * c-common.c (readonly_error): Define.

2010-12-09  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.h (invalid_indirection_error): Declare.
        * c-common.c (invalid_indirection_error): Define.

2010-12-03  Richard Guenther  <rguenther@suse.de>

        PR c/46745
        * c-pretty-print.c (pp_c_postfix_expression): Handle MEM_REF.
        (pp_c_unary_expression): Likewise.
        (pp_c_expression): Likewise.

2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-common.h (objc_finish_function): New.
        (objc_non_volatilized_type): Removed.
        (objc_type_quals_match): Removed.
        * stub-objc.c (objc_finish_function): New.
        (objc_non_volatilized_type): Removed.
        (objc_type_quals_match): Removed.

2010-11-30  Joseph Myers  <joseph@codesourcery.com>

        * c-common.h (parse_optimize_options): Declare.
        * c-cppbuiltin.c, c-format.c, c-gimplify.c, c-lex.c, c-omp.c,
        c-pch.c, c-pragma.c, c-semantics.c: Don't include toplev.h.

2010-11-29  Joseph Myers  <joseph@codesourcery.com>

        * c-opts.c (check_deps_environment_vars): Use getenv instead of
        GET_ENVIRONMENT.
        * c-pch.c (O_BINARY): Don't define here.
        * c-pragma.h: Include "cpplib.h" instead of <cpplib.h>.

2010-11-25  Joseph Myers  <joseph@codesourcery.com>

        * c-cppbuiltin.c (c_cpp_builtins): Pass &global_options to
        targetm.except_unwind_info.

2010-11-23  Joseph Myers  <joseph@codesourcery.com>

        * c-opts.c (c_common_handle_option): Pass location to
        set_struct_debug_option.

2010-11-23  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (visibility_options): Move from ../opts.c.
        * c-common.h (struct visibility_flags, visibility_options):
        Declare here.
        * c-opts.c (finish_options): Rename to c_finish_options.
        (c_common_init): Update call to finish_options.

2010-11-22  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/34033
        * c-lex.c (lex_string): Check that each string in an Objective-C
        string concat sequence starts with either one or zero '@', and
        that there are no spurious '@' signs at the end.

2010-11-20  Joseph Myers  <joseph@codesourcery.com>

        * c-pragma.c: Remove conditionals on HANDLE_PRAGMA_PACK,
        HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_PRAGMA_WEAK and
        HANDLE_PRAGMA_VISIBILITY.
        * c-pragma.h (HANDLE_PRAGMA_WEAK, HANDLE_PRAGMA_PACK,
        HANDLE_PRAGMA_VISIBILITY): Don't define.
        (HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Don't test.

2010-11-20  Nathan Froyd  <froydnj@codesourcery.com>

        PR c++/16189
        PR c++/36888
        PR c++/45331
        * c-common.h (keyword_begins_type_specifier): Declare.
        (keyword_is_storage_class_specifier): Declare.
        (keyword_is_type_qualifier): Declare.
        * c-common.c (keyword_begins_type_specifier): New function.
        (keyword_is_storage_class_specifier): New function.
        (keyword_is_type_qualifier): Declare.

2010-11-19  Joseph Myers  <joseph@codesourcery.com>

        PR c/46547
        * c-common.c (in_late_binary_op): Define.
        (c_common_truthvalue_conversion): Check in_late_binary_op before
        calling c_save_expr.
        * c-common.h (in_late_binary_op): Declare.

2010-11-19  Joseph Myers  <joseph@codesourcery.com>

        * c-opts.c (c_common_handle_option): Update calls to
        set_struct_debug_option.

2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-common.h (objc_declare_protocols): Added additional argument.
        * stub-objc.c (objc_declare_protocol): Same change.

2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>

        PR c/33193
        * c-common.h (build_real_imag_expr): Declare.
        * c-semantics.c (build_real_imag_expr): Define.

2010-11-17  Joseph Myers  <joseph@codesourcery.com>

        * c-opts.c (c_common_parse_file): Take no arguments.
        * c-common.h (c_common_parse_file): Update prototype.

2010-11-16  Jakub Jelinek  <jakub@redhat.com>

        PR c++/46401
        * c-common.c (warning_candidate_p): Don't track non-const calls
        or STRING_CSTs.

2010-11-15  Ian Lance Taylor  <iant@google.com>

        * c-lex.c (init_c_lex): Set macro debug callbacks if
        flag_dump_go_spec is set.

2010-11-15  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-common.h (objc_build_incr_expr_for_property_ref): New.
        * stub-objc.c (objc_build_incr_expr_for_property_ref): New.

2010-11-15  Nathan Froyd  <froydnj@codesourcery.com>

        PR preprocessor/45038
        * c-cppbuiltin.c (c_cpp_builtins): Use different format for C++
        dialects.

2010-11-12  Joseph Myers  <joseph@codesourcery.com>

        * c-common.h (c_family_lang_mask): Declare.
        * c-opts.c (c_family_lang_mask): Make extern.
        * c-pragma.c (handle_pragma_diagnostic): Use
        control_warning_option.

2010-11-12  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (parse_optimize_options): Update call to
        decode_options.
        * c-common.h (c_common_handle_option): Update prototype.
        * c-opts.c (c_common_handle_option): Take location_t parameter and
        pass it to other functions.

2010-11-11  Joseph Myers  <joseph@codesourcery.com>

        * c-opts.c (warning_as_error_callback): Remove.
        (c_common_initialize_diagnostics): Don't call
        register_warning_as_error_callback.
        (c_common_handle_option): Handle -Werror=normalized= here.

2010-11-10  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (handle_mode_attribute): Use %' and word "signedness"
        in diagnostic.
        * c-opts.c (c_common_parse_file): Start diagnostics with lowercase
        letter.
        * c-pragma.c (handle_pragma_target, handle_pragma_optimize):
        Remove trailing '.' from diagnostics.
        * c.opt (Wwrite-strings_: Avoid '`' in help text.

2010-11-10  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (parse_optimize_options): Pass global_dc to
        decode_options.
        * c-opts.c (c_common_handle_option): Pass &global_options to
        set_Wstrict_aliasing.
        * c.opt (v): Don't mark Common or document here.

2010-11-06  Iain Sandoe  <iains@gcc.gnu.org>

        PR target/44981
        * c-format.c (format_type): New type gcc_objc_string_format_type.
        (valid_stringptr_type_p): New.
        (handle_format_arg_attribute): Use valid_stringptr_type_p ().
        (check_format_string): Pass expected type, use
        valid_stringptr_type_p (), check that the format string types are
        consistent with the format specification.
        (decode_format_attr): Warn if NSString is used outside objective-c.
        (format_types_orig): Add NSString.
        (format_name): New.
        (format_flags): New.
        (check_format_arg): Handle format strings requiring an external parser.
        first_target_format_type: New variable.
        (handle_format_attribute): Set up first_target_format_type, pass the
        expected format arg string type to check_format_string().
        * c-common.h (FMT_FLAG_PARSE_ARG_CONVERT_EXTERNAL):  New flag.
        * stub-objc.c (objc_string_ref_type_p): New.
        (objc_check_format_arg): New.

2010-11-04  Nicola Pero  <nicola.pero@meta-innovation.com>

        Fixed using the Objective-C 2.0 dot-syntax with class names.
        * c-common.h (objc_build_class_component_ref): New.
        * stub-objc.c (objc_build_class_component_ref): New.

2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c.opt (Wproperty-assign-default): New option.

2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>

        Implemented -fobjc-std=objc1 flag.
        * c.opt (fobjc-std=objc1): New option.

2010-11-01  Nicola Pero  <nicola.pero@meta-innovation.com>

        Implemented format and noreturn attributes for Objective-C methods.
        * c-common.c (handle_noreturn_attribute): Recognize 'noreturn'
        attribute for Objective-C methods.

2010-10-31  Jason Merrill  <jason@redhat.com>

        * c-common.c (conversion_warning, warn_for_collisions_1): Use
        EXPR_LOC_OR_HERE.

2010-10-30  Nicola Pero  <nicola.pero@meta-innovation.com>

        Implemented Objective-C 2.0 @property, @synthesize and @dynamic.
        * c-common.h (enum rid): Removed RID_COPIES and RID_IVAR.
        (objc_add_property_declaration): Removed arguments for copies and
        ivar.
        (objc_build_getter_call): Renamed to
        objc_maybe_build_component_ref.
        (objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
        (objc_is_property_ref): New.
        * c-common.c (c_common_reswords): Removed copies and ivar.
        * stub-objc.c (objc_add_property_declaration): Removed arguments
        for copies and ivar.
        (objc_build_getter_call): Renamed to
        objc_maybe_build_component_ref.
        (objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
        (objc_is_property_ref): New.

2010-10-29  Arnaud Charlet  <charlet@adacore.com>
            Matthew Gingell  <gingell@adacore.com>

        * c-ada-spec.c (separate_class_package): New function.
        (pp_ada_tree_identifier): Prefix references to C++ classes with the
        name of their enclosing package.
        (print_ada_declaration): Use separate_class_package.

2010-10-27  Jason Merrill  <jason@redhat.com>

        * c-common.c (c_common_reswords): Add __is_literal_type.
        * c-common.h (enum rid): Add RID_IS_LITERAL_TYPE.

        * c-common.c (check_case_value): Remove special C++ code.

2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-common.h (enum rid): Added RID_READWRITE, RID_ASSIGN,
        RID_RETAIN, RID_COPY and RID_NONATOMIC.  Updated RID_FIRST_PATTR
        and RID_LAST_PATTR.
        (objc_add_property_declaration): Added additional arguments.
        (objc_property_attribute_kind): Removed.
        (objc_set_property_attr): Removed.
        * c-common.c (c_common_reswords): Added readwrite, assign, retain,
        copy and nonatomic.
        * stub-objc.c (objc_add_property_declaration): Added additional
        arguments.
        (objc_set_property_attr): Removed.

2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-common.h (objc_add_property_variable): Renamed to
        objc_add_property_declaration.  Added location argument.
        * stub-objc.c (objc_add_property_variable): Same change.
        
2010-10-23  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-common.h (objc_maybe_printable_name): New.
        * stub-objc.c (objc_maybe_printable_name): New.

2010-10-22  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
        Andrew Pinski <pinskia@gmail.com>

        * c-common.h (c_common_mark_addressable_vec): Declare.
        * c-common.c (c_common_mark_addressable_vec): New function.

2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-common.h (objc_set_method_type): Removed.
        (objc_add_method_declaration): Added boolean argument.
        (objc_start_method_definition): Same change.
        (objc_build_method_signature): Same change.
        * stub-objc.c (objc_set_method_type): Removed.
        (objc_add_method_declaration): Added boolean argument.
        (objc_start_method_definition): Same change.
        (objc_build_method_signature): Same change.

2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-common.h (finish_file): Removed.
        (objc_write_global_declarations): New.
        * c-opts.c (c_common_parse_file): Do not call finish_file.
        * stub-objc.c (objc_write_global_declarations): New.

2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>

        Implemented parsing @synthesize and @dynamic for
        Objective-C/Objective-C++.
        * c-common.h (enum rid): Add RID_AT_SYNTHESIZE and RID_AT_DYNAMIC.
        (objc_add_synthesize_declaration): New.
        (objc_add_dynamic_declaration): New.
        * c-common.c (c_common_reswords): Add synthesize and dynamic.
        * stub-objc.c (objc_add_synthesize_declaration): New.
        (objc_add_dynamic_declaration): New.

2010-10-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/46041
        * c-cppbuiltin.c (mode_has_fma): Move function here from
        builtins.c.  Don't use the fma optab, instead just use the
        HAVE_fma* macros, so that __FP_FAST_FMA* will be defined when
        using -save-temps.

2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>

        Merge from 'apple/trunk' branch on FSF servers.

        2005-11-08  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4330422
        * c-common.h (objc_non_volatilized_type): New declaration
        * stub-objc.c (objc_non_volatilized_type): New stub.

2010-10-17  Nicola Pero  <nicola.pero@meta-innovation.com>

        Merge from 'apple/trunk' branch on FSF servers.

        2006-03-27 Fariborz Jahanian <fjahanian@apple.com>

        Radar 4133425
        * c-common.h (objc_diagnose_private_ivar): New decl.
        * stub-objc.c (objc_diagnose_private_ivar): New stub.

2010-10-17  Iain Sandoe  <iains@gcc.gnu.org>

        * c-common.c (c_common_reswords): Add package, RID_AT_PACKAGE.
        * c-common.h (enum rid): Add RID_AT_PACKAGE.
        (objc_ivar_visibility_kind): New enum.
        (objc_set_visibility): Adjust prototype to use visibility enum.
        * stub-objc.c (objc_set_visibility): Adjust stub to use
        visibility enum.

2010-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * c-cppbuiltin.c (builtin_define_float_constants): Emit
        __FP_FAST_FMA, __FP_FAST_FMAF, and __FP_FAST_FMAL if the machine
        has the appropriate fma builtins.
        (c_cpp_builtins): Adjust call to builtin_define_float_constants.

2010-10-14  Iain Sandoe  <iains@gcc.gnu.org>

        merge from FSF apple 'trunk' branch.
        2006 Fariborz Jahanian <fjahanian@apple.com>

        Radars 4436866, 4505126, 4506903, 4517826
        * c-common.c (c_common_resword): Define @property and its attributes.
        * c-common.h: Define property attribute enum entries.
        (OBJC_IS_PATTR_KEYWORD): New.
        (objc_property_attribute_kind): New enum.
        Declare objc_set_property_attr (), objc_add_property_variable (),
        objc_build_getter_call () and objc_build_setter_call ().
        * stub-objc.c (objc_set_property_attr): New stub.
        (objc_add_property_variable): Likewise.
        (objc_build_getter_call): Likewise.
        (objc_build_setter_call) Likewise.

2010-10-13  Iain Sandoe  <iains@gcc.gnu.org>

        merge from FSF apple 'trunk' branch.
        2006-04-26 Fariborz Jahanian <fjahanian@apple.com>

        Radar 3803157 (method attributes)
        * c-common.c (handle_deprecated_attribute): Recognize
        objc methods as valid declarations.
        * c-common.h: Declare objc_method_decl ().
        * stub-objc.c (objc_method_decl): New stub.

2010-10-08  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (parse_optimize_options): Call
        decode_cmdline_options_to_array_default_mask before
        decode_options.  Update arguments to decode_options.
        * c-common.h (c_common_init_options_struct): Declare.
        * c-opts.c (c_common_init_options_struct): New.  Split out from
        c_common_init_options.

2010-10-06  Nicola Pero  <nicola.pero@meta-innovation.com>

        Implemented fast enumeration for Objective-C.
        * c-common.h (objc_finish_foreach_loop): New.
        * stub-objc.c (objc_finish_foreach_loop): New.

2010-10-05  Joseph Myers  <joseph@codesourcery.com>

        * c-common.h (struct diagnostic_context): Don't declare here.
        (c_common_initialize_diagnostics): Declare using
        diagnostic_context typedef.
        * c-opts.c (c_common_handle_option): Pass global_dc to
        handle_generated_option.

2010-10-04  Joseph Myers  <joseph@codesourcery.com>

        * c-opts.c (c_common_handle_option): Pass &global_options_set to
        handle_generated_option.

2010-10-03  Ian Lance Taylor  <iant@google.com>

        * c.opt (-fplan9-extensions): New option.

2010-10-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        * c-cppbuiltin.c (define__GNUC__, builtin_define_type_precision):
        Remove.
        (c_cpp_builtins): Call functions from cppbuiltin.c instead
        of duplicating code.

2010-09-30  Iain Sandoe  <iains@gcc.gnu.org>

        * c-common.c: Add two new entries for @optional
        and @required keywords.

        merge from FSF 'apple/trunk' branch.
        2006-01-30  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4386773
        * c-common.h (RID_AT_OPTIONAL, RID_AT_REQUIRED): Two new
        objective-c keywords.
        (objc_set_method_opt): New declaration.
        * stub-objc.c (objc_set_method_opt): New stub.

2010-09-30  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (handle_optimize_attribute): Pass &global_options to
        cl_optimization_save and cl_optimization_restore.
        * c-opts.c (c_common_handle_option): Pass &global_options to
        handle_generated_option.
        * c-pragma.c (handle_pragma_diagnostic): Use option_flag_var.
        (handle_pragma_pop_options, handle_pragma_reset_options): Pass
        &global_options to cl_optimization_restore.

2010-09-30  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-lex.c (c_lex_with_flags): Updated comments for CPP_AT_NAME
        Objective-C/Objective-C++ keywords.

2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>

        Merge from 'apple/trunk' branch on FSF servers.

        2005-10-04  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4281748
        * c-common.h (objc_check_global_decl): New declaration.
        * stub-objc.c (objc_check_global_decl): New stub.

2010-09-29  Joseph Myers  <joseph@codesourcery.com>

        * c.opt: Don't use VarExists.

2010-09-29  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (c_cpp_error): Update names of diagnostic_context
        members.
        * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Update names of
        cl_optimization members.
        * c-opts.c (warning_as_error_callback, c_common_handle_option,
        sanitize_cpp_opts, finish_options): Update names of cpp_options
        members.

2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>

        * c-common.h (OBJC_IS_CXX_KEYWORD): New macro.  Updated comments.
        (objc_is_reserved_word): Removed.
        * c-common.c: Updated comments.
        * c-lex.c (c_lex_with_flags): Use OBJC_IS_CXX_KEYWORD instead of
        objc_is_reserved_word.
        * stub-objc.c (objc_is_reserved_word): Removed.

2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>

        * c-common.h (objc_add_method_declaration): Adjust prototype to
        include attributes.
        (objc_start_method_definition): Likewise.
        (objc_build_keyword_decl): Likewise.
        * stub-objc.c:(objc_add_method_declaration): Handle attributes.
        (objc_start_method_definition): Likewise.
        (objc_build_keyword_decl): Likewise.

2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>

        * c-common.h (objc_start_class_interface): Adjust prototype.
        (objc_start_category_interface): Likewise.
        (objc_start_protocol): Likewise.
        * stub-objc.c (objc_start_protocol): Adjust for extra argument.
        (objc_start_class_interface): Likewise.
        (objc_start_category_interface): Likewise.

2010-09-27  Ian Lance Taylor  <iant@google.com>

        * c-common.c (c_common_attribute_table): Add no_split_stack.
        (handle_no_split_stack_attribute): New static function.

2010-09-27  Nicola Pero  <nicola.pero@meta-innovation.com>

        Merge from 'apple/trunk' branch on FSF servers.

        2005-12-15  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4229905
        * c-common.h (objc_have_common_type): New declaration.
        * stub-objc.c (objc_have_common_type): New stub.

        2005-06-22  Ziemowit Laski  <zlaski@apple.com>

        Radar 4154928
        * c-common.h (objc_common_type): New prototype.
        * stub-objc.c (objc_common_type): New stub.

2010-09-24  Jan Hubicka  <jh@suse.cz>

        * c-common.c (handle_leaf_attribute): New function.
        (struct attribute_spec c_common_att): Add leaf.

2010-09-22  Joseph Myers  <joseph@codesourcery.com>

        * c.opt (-all-warnings, -ansi, -assert, -assert=, -comments,
        -comments-in-macros, -define-macro, -define-macro=, -dependencies,
        -dump, -dump=, -imacros, -imacros=, -include, -include=,
        -include-barrier, -include-directory, -include-directory=,
        -include-directory-after, -include-directory-after=,
        -include-prefix, -include-prefix=, -include-with-prefix,
        -include-with-prefix=, -include-with-prefix-after,
        -include-with-prefix-after=, -include-with-prefix-before,
        -include-with-prefix-before=, -no-integrated-cpp,
        -no-line-commands, -no-standard-includes, -no-warnings, -output,
        -output=, -pedantic, -pedantic-errors, -preprocess,
        -print-missing-file-dependencies, -trace-includes, -traditional,
        -traditional-cpp, -trigraphs, -undefine-macro, -undefine-macro=,
        -user-dependencies, -verbose, -write-dependencies,
        -write-user-dependencies, no-integrated-cpp, traditional): New.

2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/23710
        * c-common.h (objc_start_method_definition): Return bool instead
        of void.
        * stub-objc.c (objc_start_method_definition): Return bool instead
        of void.

2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/25965
        * c-common.h (objc_get_interface_ivars): New declaration.
        * stub-objc.c (objc_get_interface_ivars): New stub.

2010-09-15  Ian Lance Taylor  <iant@google.com>

        * c-common.c (parse_optimize_options): Do not capitalize warning
        messages.  Remove period at end of warning message.

2010-09-09  Nathan Sidwell  <nathan@codesourcery.com>

        * c-common.c (handle_alias_ifunc_attribute): New, broken out of ...
        (handle_alias_attribute): ... here.
        (handle_ifunc_attribute): New.

2010-09-06  Mark Mitchell  <mark@codesourcery.com>

        * c-common.h (do_warn_double_promotion): Declare.
        * c-common.c (do_warn_double_promotion): Define.

2010-09-05  Mark Mitchell  <mark@codesourcery.com>

        * c.opt (Wdouble-promotion): New.

2010-09-02  Joseph Myers  <joseph@codesourcery.com>

        * c.opt (falt-external-templates, fhuge-objects, fvtable-gc,
        fvtable-thunks, fxref): Mark no longer supported in help text.

2010-09-02  Joseph Myers  <joseph@codesourcery.com>

        * c.opt (Wimport, fall-virtual, falt-external-templates,
        fdefault-inline, fenum-int-equiv, fexternal-templates,
        fguiding-decls, fhonor-std, fhuge-objects, flabels-ok,
        fname-mangling-version-, fnew-abi, fnonnull-objects,
        foptional-diags, fsquangle, fstrict-prototype, fthis-is-variable,
        fvtable-gc, fvtable-thunks, fxref): Mark with Ignore and Warn as
        applicable.
        (fhandle-exceptions): Mark with Alias and Warn.
        * c-opts.c (c_common_handle_option): Don't handle options marked
        as ignored.

2010-09-02  Joseph Myers  <joseph@codesourcery.com>

        * c.opt (Wcomments, Werror-implicit-function-declaration,
        ftemplate-depth-, std=c89, std=c9x, std=gnu89, std=gnu9x,
        std=iso9899:1990, std=iso9899:1999, std=iso9899:199x): Mark as
        aliases.
        * c-common.c (option_codes): Use OPT_Wcomment instead of
        OPT_Wcomments.
        * c-opts.c (warning_as_error_callback, c_common_handle_option):
        Don't handle options marked as aliases.

2010-08-25  Richard Guenther  <rguenther@suse.de>

        * c-common.c (c_common_get_alias_set): Remove special
        handling for pointers.

2010-08-20  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.c: Use FOR_EACH_VEC_ELT.
        * c-gimplify.c: Likewise.
        * c-pragma.c: Likewise.

2010-08-16  Joseph Myers  <joseph@codesourcery.com>

        * c.opt (MDX): Change back to MD.  Mark NoDriverArg instead of
        RejectDriver.
        (MMDX): Change back to MMD.  Mark NoDriverArg instead of
        RejectDriver.
        * c-opts.c (c_common_handle_option): Use OPT_MD and OPT_MMD
        instead of OPT_MDX and OPT_MMDX.

2010-08-16  Joseph Myers  <joseph@codesourcery.com>

        * c.opt (MDX, MMDX, lang-asm): Mark RejectDriver.

2010-08-12  Joseph Myers  <joseph@codesourcery.com>

        * c.opt (MD, MMD): Change to MDX and MMDX.
        * c-opts.c (c_common_handle_option): Use OPT_MMD and OPT_MMDX.

2010-08-11  Joseph Myers  <joseph@codesourcery.com>

        * c-opts.c (c_common_handle_option): Call handle_generated_option
        instead of handle_option.

2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>

        * c-pragma.c (add_to_renaming_pragma_list): Fix call to VEC_safe_push.
        (maybe_apply_renaming_pragma): Delete unneeded declarations.

2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>

        * c-pragma.c (pending_redefinition): Declare.  Declare a VEC of it.
        (pending_redefine_extname): Change type to a VEC.
        (add_to_renaming_pragma_list): Update for new type of
        pending_redefine_extname.
        (maybe_apply_renaming_pragma): Likewise.

2010-08-04  Arnaud Charlet  <charlet@adacore.com>

        * c-ada-spec.c (dump_ada_template): Mark underlying instance type as
        visited.
        (dump_generic_ada_node): Code clean up. Use TREE_VISITED flag to
        decide whether a type has already been declared/seen.
        Do not go to the original type.
        (dump_nested_types): New parameter forward.
        Generate forward declaration if needed and mark type as visited.
        (print_ada_declaration): Call dump_nested_types if not already done.
        Mark types as visited.

2010-08-03  Joseph Myers  <joseph@codesourcery.com>

        * c.opt (-print-pch-checksum): Remove option.
        * c-opts.c (c_common_handle_option): Don't handle
        OPT_print_pch_checksum.

2010-07-27  Joseph Myers  <joseph@codesourcery.com>

        * c-common.h (c_common_handle_option): Update prototype and return
        value type.
        * c-opts.c (c_common_handle_option): Update prototype and return
        value type.  Update calls to handle_option and
        enable_warning_as_error.

2010-07-27  Jakub Jelinek  <jakub@redhat.com>

        PR c/45079
        * c-pretty-print.c (pp_c_expression): Handle C_MAYBE_CONST_EXPR.

2010-07-27  Joseph Myers  <joseph@codesourcery.com>

        * c-common.h (c_common_missing_argument): Remove.
        * c-opts.c (c_common_missing_argument): Remove.
        * c.opt (A, D, F, I, MD, MMD, MQ, MT, U, fconstant-string-class=,
        idirafter, imacros, include, isysroot, isystem, iquote): Add
        MissingArgError.
        * c-objc-common.h (LANG_HOOKS_MISSING_ARGUMENT): Remove.

2010-07-27  Joseph Myers  <joseph@codesourcery.com>

        * c-common.h (c_common_option_lang_mask,
        c_common_initialize_diagnostics, c_common_complain_wrong_lang_p):
        New.
        (c_common_init_options): Update prototype.
        * c-opts.c (c_common_option_lang_mask): New.
        (c_common_initialize_diagnostics): Split out of
        c_common_init_options.
        (accept_all_c_family_options, c_common_complain_wrong_lang_p):
        New.
        (c_common_init_options): Update prototype.  Use decoded options in
        search for -lang-asm.

2010-07-15  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
        * c-format.c: Likewise.

2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c-common.h: Include diagnostic-core.h. Error if already
        included.
        * c-semantics.c: Do not define GCC_DIAG_STYLE here.

2010-07-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c-family/c-common.c (IN_GCC_FRONTEND): Do not undef.
        Do not include expr.h
        (vector_mode_valid_p): Move here.

2010-06-21  DJ Delorie  <dj@redhat.com>

        * c-pragma.c (handle_pragma_diagnostic): Add push/pop,
        allow these pragmas anywhere.

2010-06-14  Jakub Jelinek  <jakub@redhat.com>

        PR bootstrap/44509
        * c-cppbuiltin.c: Include gt-c-family-c-cppbuiltin.h.
        (lazy_hex_fp_values, lazy_hex_fp_value_count): Add GTY(()) markers.
        (lazy_hex_fp_value, builtin_define_with_hex_fp_value): Use
        ggc_strdup instead of xstrdup.

2010-06-10  Jakub Jelinek  <jakub@redhat.com>

        * c-cppbuiltin.c: Include cpp-id-data.h.
        (lazy_hex_fp_values, lazy_hex_fp_value_count): New variables.
        (lazy_hex_fp_value): New function.
        (builtin_define_with_hex_fp_value): Provide definitions lazily.

2010-06-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c-gimplify.c: Do not include tree-flow.h

2010-06-29  Joern Rennecke  <joern.rennecke@embecosm.com>

        PR other/44034
        * c-common.c: Rename targetm member:
        targetm.enum_va_list -> targetm.enum_va_list_p

2010-06-28  Anatoly Sokolov  <aesok@post.ru>

        * c-common.c (shorten_compare): Adjust call to force_fit_type_double.

2010-06-28  Steven Bosscher  <steven@gcc.gnu.org>

        * c-cppbuiltin.c: Do not include except.h.

2010-06-24  Andi Kleen  <ak@linux.intel.com>

        * c-common.c (warn_for_omitted_condop): New.
        * c-common.h (warn_for_omitted_condop): Add prototype.

2010-06-21  Joseph Myers  <joseph@codesourcery.com>

        * c.opt (lang-objc): Remove.
        * c-opts.c (c_common_handle_option): Don't handle OPT_lang_objc.

2010-06-21  Joern Rennecke  <joern.rennecke@embecosm.com>

        * c-opts.c: Include "tm_p.h".

2010-06-20  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (parse_optimize_options): Update call to
        decode_options.

2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>

        * c-common.c (record_types_used_by_current_var_decl): Adjust for
        new type of types_used_by_cur_var_decl.

2010-06-17  Joern Rennecke  <joern.rennecke@embecosm.com>

        PR bootstrap/44512
        * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Add cast
        for C++ standard compliance.

2010-06-16  Jason Merrill  <jason@redhat.com>

        * c.opt: Add -Wnoexcept.

2010-06-16  Richard Guenther  <rguenther@suse.de>

        PR c/44555
        * c-common.c (c_common_truthvalue_conversion): Remove
        premature and wrong optimization concering ADDR_EXPRs.

2010-06-15  Arnaud Charlet  <charlet@adacore.com>

        * c-ada-spec.c (dump_sloc): Remove column info.
        (is_simple_enum): New function.
        (dump_generic_ada_node, print_ada_declaration): Map C enum types to Ada
        enum types when relevant.

2010-06-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c-common.c (conversion_warning): Warn at expression
        location.

2010-06-10  Joseph Myers  <joseph@codesourcery.com>

        * c-opts.c (c_common_handle_option): Don't handle
        OPT_fshow_column.

2010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

        * c-pragma.c (push_alignment): Use typed GC allocation.
        (handle_pragma_push_options): Likewise.

        * c-common.c (parse_optimize_options): Likewise.

        * c-common.h (struct sorted_fields_type): Add variable_size GTY
        option.

2010-06-07  Joseph Myers  <joseph@codesourcery.com>

        * c-common.c (flag_preprocess_only, flag_undef, flag_no_builtin,
        flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
        flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
        flag_signed_bitfields, warn_strict_null_sentinel,
        flag_nil_receivers, flag_zero_link, flag_replace_objc_classes,
        flag_gen_declaration, flag_no_gnu_keywords,
        flag_implement_inlines, flag_implicit_templates,
        flag_implicit_inline_templates, flag_optional_diags,
        flag_elide_constructors, flag_default_inline, flag_rtti,
        flag_conserve_space, flag_access_control, flag_check_new,
        flag_new_for_scope, flag_weak, flag_working_directory,
        flag_use_cxa_atexit, flag_use_cxa_get_exception_ptr,
        flag_enforce_eh_specs, flag_threadsafe_statics,
        flag_pretty_templates): Remove.
        * c-common.h (flag_preprocess_only, flag_nil_receivers,
        flag_objc_exceptions, flag_objc_sjlj_exceptions, flag_zero_link,
        flag_replace_objc_classes, flag_undef, flag_no_builtin,
        flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
        flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
        flag_const_strings, flag_signed_bitfields, flag_gen_declaration,
        flag_no_gnu_keywords, flag_implement_inlines,
        flag_implicit_templates, flag_implicit_inline_templates,
        flag_optional_diags, flag_elide_constructors, flag_default_inline,
        flag_rtti, flag_conserve_space, flag_access_control,
        flag_check_new, flag_new_for_scope, flag_weak,
        flag_working_directory, flag_use_cxa_atexit,
        flag_use_cxa_get_exception_ptr, flag_enforce_eh_specs,
        flag_threadsafe_statics, flag_pretty_templates,
        warn_strict_null_sentinel): Remove.
        * c.opt (E, Wstrict-null-sentinel, faccess-control, fasm,
        fbuiltin, fcheck-new, fconserve-space, felide-constructors,
        fenforce-eh-specs, ffor-scope, fgnu-keywords, fimplement-inlines,
        fimplicit-inline-templates, fimplicit-templates,
        flax-vector-conversions, fms-extensions, fnil-receivers,
        fnonansi-builtins, fpretty-templates, freplace-objc-classes,
        frtti, fshort-double, fshort-enums, fshort-wchar,
        fsigned-bitfields, fsigned-char, fstats, fthreadsafe-statics,
        funsigned-bitfields, funsigned-char, fuse-cxa-atexit,
        fuse-cxa-get-exception-ptr, fweak, fworking-directory, fzero-link,
        gen-decls, undef): Use Var.
        (fdefault-inline, foptional-diags): Document as doing nothing.
        * c-opts.c (c_common_handle_option): Remove cases for options now
        using Var.  Mark ignored options as such.

2010-06-05  Steven Bosscher  <steven@gcc.gnu.org>

        * c-common.c: Moved to here from parent directory.
        * c-common.def: Likewise.
        * c-common.h: Likewise.
        * c-cppbuiltin.c: Likewise.
        * c-dump.c: Likewise.
        * c-format.c: Likewise.
        * c-format.h : Likewise.
        * c-gimplify.c: Likewise.
        * c-lex.c: Likewise.
        * c-omp.c: Likewise.
        * c.opt: Likewise.
        * c-opts.c: Likewise.
        * c-pch.c: Likewise.
        * c-ppoutput.c: Likewise.
        * c-pragma.c: Likewise.
        * c-pragma.h: Likewise.
        * c-pretty-print.c: Likewise.
        * c-pretty-print.h: Likewise.
        * c-semantics.c: Likewise.
        * stub-objc.c: Likewise.

        * c-common.c: Include gt-c-family-c-common.h.
        * c-pragma.c: Include gt-c-family-c-pragma.h.
\f
Copyright (C) 2010-2013 Free Software Foundation, Inc.

Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.