re PR fortran/45859 ([Coarray, F2008, IR] Rejects valid actuals to coarray dummies)

[thirdparty/gcc.git] / gcc / fortran / ChangeLog

2014-12-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45859
        * expr.c (gfc_is_simply_contiguous): Optionally permit array elements.
        (gfc_check_pointer_assign): Update call.
        * interface.c (compare_parameter): Ditto.
        * trans-array.c (gfc_conv_array_parameter): Ditto.
        * trans-intrinsic.c (gfc_conv_intrinsic_transfer,
        conv_isocbinding_function): Ditto.
        * gfortran.h (gfc_is_simply_contiguous): Update prototype.

2014-12-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/68815
        * check.c (gfc_check_reshape): Replace %<%d%> by %qd.
        * matchexp.c (gfc_match_defined_op_name): Use %qc.
        * symbol.c (gfc_add_new_implicit_range,
        gfc_merge_new_implicit): Ditto.

2015-12-10  David Malcolm  <dmalcolm@redhat.com>

        * io.c (gfc_match_open): Fix indentation.

2015-12-09  Tobias Burnus  <burnus@net-b.de>
            Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>

        * trans.c (gfc_allocate_using_lib,gfc_deallocate_with_status):
        Introducing __asm__ __volatile__ ("":::"memory")
        after image control statements.
        * trans-stmt.c  (gfc_trans_sync, gfc_trans_event_post_wait,
        gfc_trans_lock_unlock, gfc_trans_critical): Ditto.
        * trans-intrinsic.c (gfc_conv_intrinsic_caf_get,
        conv_caf_send): Introducing __asm__ __volatile__ ("":::"memory")
        after send, before get and around sendget.

2015-12-09  Tobias Burnus  <burnus@net-b.de>

        PR fortran/68815
        * decl.c (gfc_verify_c_interop_param, variable_decl): Use
        %< ... %> for quoting in diagnostics.
        * io.c (check_format): Ditto.
        * resolve.c (resolve_operator): Ditto.
        * symbol.c (check_conflict): Ditto.
        * trans-common.c (translate_common): Ditto.

2015-12-07  David Malcolm  <dmalcolm@redhat.com>

        * error.c (gfc_format_decoder): Update for change of
        text_info::set_range to text_info::set_location.

2015-12-05  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/68676
        * decl.c (gfc_match_formal_arglist): Correct error, where 'sym'
        was used instead of 'progname'.

2015-12-02  Tobias Burnus  <burnus@net-b.de>
            Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>

        * check.c (gfc_check_event_query): New function.
        * dump-parse-tree.c (show_code_node): Handle EXEC_EVENT_POST,
        EXEC_EVENT_WAIT.
        * expr.c (gfc_check_vardef_context): New check for event variables
        definition.
        * gfortran.h (gfc_statement): Add ST_EVENT_POST, ST_EVENT_WAIT.
        (gfc_isym_id): GFC_ISYM_EVENT_QUERY.
        (struct symbol_attribute): New field.
        (gfc_exec_op): Add EXEC_EVENT_POST and EXEC_EVENT_WAIT.
        * gfortran.texi: Document about new events functions and minor
        changes.
        * interface.c (compare_parameter): New check.
        (gfc_procedure_use): New check for explicit procedure interface.
        (add_subroutines): Add event_query.
        * intrinsic.h (gfc_check_event_query,gfc_resolve_event_query):
        New prototypes.
        * iresolve.c (gfc_resolve_event_query): New function.
        * iso-fortran-env.def (event_type): New type.
        * match.c (event_statement,gfc_match_event_post,gfc_match_event_wait):
        New functions.
        (gfc_match_name): New event post and event wait.
        * match.h (gfc_match_event_post,gfc_match_event_wait):
        New prototypes.
        * module.c (ab_attribute): Add AB_EVENT_COMP.
        (attr_bits): Likewise.
        (mio_symbol_attribute): Handle event_comp attribute.
        * parse.c (decode_statement): Add ST_EVENT_POST, ST_EVENT_WAIT.
        (next_statement): Add ST_EVENT_POST, ST_EVENT_WAIT.
        (gfc_ascii_statement): Add ST_EVENT_POST, ST_EVENT_WAIT.
        (parse_derived): Check for event_type components.
        * resolve.c (resolve_allocate_expr): Check for event variable def.
        (resolve_lock_unlock): Renamed to resolve_lock_unlock_event. It
        includes logic for locks and events.
        (gfc_resolve_code): Call it.
        (gfc_resolve_symbol): New check for event variable to be a corray.
        * st.c (gfc_free_statement): Handle new EXEC_EVENT_POST and
        EXEC_EVENT_WAIT.
        * trans-decl.c (gfor_fndecl_caf_event_post,gfor_fndecl_caf_event_wait,
        gfor_fndecl_caf_event_query): New global variables.
        (generate_coarray_sym_init): Checking for event_type.
        (gfc_conv_procedure_call): Check for C bind attribute.
        * trans-intrinsic.c (conv_intrinsic_event_query): New function.
        (conv_intrinsic_move_alloc): Call it.
        * trans-stmt.c (gfc_trans_lock_unlock): Passing address
        of actual argument.
        (gfc_trans_sync): Likewise.
        (gfc_trans_event_post_wait): New function.
        * trans-stmt.h (gfc_trans_event_post_wait): New prototype.
        * trans-types.c (gfc_get_derived_type): Integer_kind as event_type.
        * trans.c (gfc_allocate_using_lib): New argument and logic for events.
        (gfc_allocate_allocatable): Passing new argument.
        (trans_code): Handle EXEC_EVENT_POST, EXEC_EVENT_WAIT.
        * trans.h (gfc_coarray_type): New elements.
        (gfor_fndecl_caf_event_post,gfor_fndecl_caf_event_wait,
        gfor_fndecl_caf_event_query): Declare them.

2015-12-02  Cesar Philippidis  <cesar@codesourcery.com>

        PR fortran/63861
        * openmp.c (gfc_match_omp_clauses): Allow subarrays for acc reductions.
        (resolve_omp_clauses): Error on any acc reductions on arrays.

2015-12-01  Cesar Philippidis  <cesar@codesourcery.com>

        * dump-parse-tree.c (show_omp_clauses): Handle optional num and static
        arguments for the gang clause.
        * gfortran.h (gfc_omp_clauses): Rename gang_expr as gang_num_expr.
        Add gang_static_expr.
        * openmp.c (gfc_free_omp_clauses): Update to free gang_num_expr and
        gang_static_expr.
        (match_oacc_clause_gang): Update to support both num and static in
        the same clause.
        (resolve_omp_clauses): Formatting.  Also handle gang_num_expr and
        gang_static_expr.
        (resolve_oacc_params_in_parallel): New const char arg argument.
        Use it to report more accurate gang, worker and vector clause errors.
        (resolve_oacc_loop_blocks): Update calls to
        resolve_oacc_params_in_parallel.
        * trans-openmp.c (gfc_trans_omp_clauses): Update the gimplification of
        the gang clause.
        (gfc_trans_oacc_combined_directive): Make use of gang_num_expr and
        gang_static_expr.  Remove OMP_LIST_REDUCTION from construct_clauses.

2015-11-30  Cesar Philippidis  <cesar@codesourcery.com>
            James Norris  <jnorris@codesourcery.com>
            Nathan Sidwell  <nathan@codesourcery.com>

        * f95-lang.c (gfc_attribute_table): Add an "oacc function"
        attribute.
        * gfortran.h (symbol_attribute): Add an oacc_function bit-field.
        (gfc_oacc_routine_name): New struct;
        (gfc_get_oacc_routine_name): New macro.
        (gfc_namespace): Add oacc_routine_clauses, oacc_routine_names and
        oacc_routine fields.
        (gfc_exec_op): Add EXEC_OACC_ROUTINE.
        * openmp.c (OACC_ROUTINE_CLAUSES): New mask.
        (gfc_oacc_routine_dims): New function.
        (gfc_match_oacc_routine): Add support for named routines and the
        gang, worker vector and seq clauses.
        * parse.c (is_oacc): Add EXEC_OACC_ROUTINE.
        * resolve.c (gfc_resolve_blocks): Likewise.
        * st.c (gfc_free_statement): Likewise.
        * trans-decl.c (add_attributes_to_decl): Attach an 'oacc function'
        attribute and shape geometry for acc routine.

2015-11-30  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/68534
        * decl.c (gfc_match_formal_arglist): Cope with zero formal args
        either in interface declaration or in procedure declaration in
        submodule.

2015-11-25  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68227
        * trans-stmt.c (gfc_do_allocate): Convert gcc_assert argument into
        into part of conditional statement.

2015-11-25  Ilmir Usmanov <me@ilmir.us>
            Cesar Philippidis  <cesar@codesourcery.com>

        PR fortran/63858
        * scanner.c (skip_oacc_attribute): Remove continue_flag parameter.
        Rename as ...
        (skip_free_oacc_sentinel): ... this.
        (skip_omp_attribute): Remove continue_flag parameter. Rename as ...
        (skip_free_omp_sentinel): ... this.
        (skip_free_comments): Update to call skip_free_oacc_sentinel and
        skip_free_omp_sentinel.
        (skip_fixed_omp_sentinel): New function.
        (skip_fixed_oacc_sentinel): New function.
        (skip_fixed_comments): Fix mix of OpenACC and OpenMP sentinels in
        continuation.

2015-11-24  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68486
        * simplify.c (gfc_simplify_cshift): Allow all EXPR_*.

2015-11-22  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68486
        * simplify.c (gfc_simplify_cshift):  Add EXPR_OP to mix.

2015-11-22  James Norris  <jnorris@codesourcery.com>
            Steven G. Kargl  <kargl@gcc.gnu.org>

        * openmp.c (match_oacc_clause_gang): Fix uninitialized variable.
        (gfc_resolve_oacc_declare): Fix comparision.

2015-11-22  James Norris  <jnorris@codesourcery.com>
            Cesar Philippidis  <cesar@codesourcery.com>

        * dump-parse-tree.c (show_namespace): Handle declares.
        * gfortran.h (struct symbol_attribute): New fields.
        (enum gfc_omp_map_map): Add OMP_MAP_DEVICE_RESIDENT and OMP_MAP_LINK.
        (OMP_LIST_LINK): New enum.
        (struct gfc_oacc_declare): New structure.
        (gfc_get_oacc_declare): New definition.
        (struct gfc_namespace): Change type.
        (enum gfc_exec_op): Add EXEC_OACC_DECLARE.
        (struct gfc_code): New field.
        * module.c (enum ab_attribute): Add AB_OACC_DECLARE_CREATE,
        AB_OACC_DECLARE_COPYIN, AB_OACC_DECLARE_DEVICEPTR,
        AB_OACC_DECLARE_DEVICE_RESIDENT, AB_OACC_DECLARE_LINK
        (attr_bits): Add new initializers.
        (mio_symbol_attribute): Handle new atributes.
        * openmp.c (gfc_free_oacc_declare_clauses): New function.
        (gfc_match_oacc_clause_link: Likewise.
        (OMP_CLAUSE_LINK): New definition.
        (gfc_match_omp_clauses): Handle OMP_CLAUSE_LINK.
        (OACC_DECLARE_CLAUSES): Add OMP_CLAUSE_LINK
        (gfc_match_oacc_declare): Add checking and module handling.
        (resolve_omp_clauses): Add array initializer.
        (gfc_resolve_oacc_declare): Reimplement.
        * parse.c (case_decl): Add ST_OACC_DECLARE.
        (parse_spec): Remove handling.
        (parse_progunit): Remove handling.
        * parse.h (struct gfc_state_data): Change type.
        * resolve.c (gfc_resolve_blocks): Handle EXEC_OACC_DECLARE.
        * st.c (gfc_free_statement): Handle EXEC_OACC_DECLARE.
        * symbol.c (check_conflict): Add conflict checks.
        (gfc_add_oacc_declare_create, gfc_add_oacc_declare_copyin,
        gfc_add_oacc_declare_deviceptr, gfc_add_oacc_declare_device_resident):
        New functions.
        (gfc_copy_attr): Handle new symbols.
        * trans-decl.c (add_clause, find_module_oacc_declare_clauses,
        finish_oacc_declare): New functions.
        (gfc_generate_function_code): Replace with call.
        * trans-openmp.c (gfc_trans_oacc_declare): Reimplement.
        (gfc_trans_oacc_directive): Handle EXEC_OACC_DECLARE.
        * trans-stmt.c (gfc_trans_block_construct): Replace with call.
        * trans-stmt.h (gfc_trans_oacc_declare): Remove argument.
        * trans.c (trans_code): Handle EXEC_OACC_DECLARE.

2015-11-21  Steven G. Kargl  <kargl@gcc.gnu.org>

        * simplify.c (gfc_simplify_cshift): Work around bootstrap issues
        due to inappropriate warning options.

2015-11-21  Steven G. Kargl  <kargl@gcc.gnu.org>

        * simplify.c (gfc_simplify_cshift): Implement simplification of
        CSHIFT for rank=1 arrays.
        (gfc_simplify_spread): Remove a FIXME and add error condition.
        * intrinsic.h: Prototype for gfc_simplify_cshift
        * intrinsic.c (add_functions): Use gfc_simplify_cshift.

2015-11-20  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68237
        * decl.c (gfc_match_submod_proc): Test the interface symbol
        before accessing its attributes.

2015-11-20  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/66762
        (gfc_get_symbol_decl): Test for attr.used_in_submodule as well
        as attr.use_assoc (twice).
        (gfc_create_module_variable): Ditto.

2015-11-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/59910
        * primary.c (gfc_match_structure_constructor): Reduce a structure
        constructor in a DATA statement.

2015-11-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/43996
        * simplify.c (gfc_simplify_spread): Issue error for too large array
        constructor in a PARAMETER statement.

2015-11-17  Steven G. Kargl  <kargl@gcc.gnu.org>

        * primary.c (gfc_match_structure_constructor): Fix whitespace.

2015-11-17  Dominique d'Humieres <dominiq@lps.ens.fr>

        PR fortran/65751
        * expr.c (gfc_check_pointer_assign): Fix error message.

2015-11-16  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/58027
        PR fortran/60993
        * expr.c (gfc_check_init_expr): Prevent a redundant check when a
        __convert_* function was inserted into an array constructor.
        (gfc_check_assign_symbol): Check for an initialization expression
        when a __convert_* was inserted.

2015-11-15  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/50221
        PR fortran/68216
        PR fortran/63932
        PR fortran/66408
        * trans_array.c (gfc_conv_scalarized_array_ref): Pass the
        symbol decl for deferred character length array references.
        * trans-stmt.c (gfc_trans_allocate): Keep the string lengths
        to update deferred length character string lengths.
        * trans-types.c (gfc_get_dtype_rank_type); Use the string
        length of deferred character types for the dtype size.
        * trans.c (gfc_build_array_ref): For references to deferred
        character arrays, use the domain max value, if it is a variable
        to set the 'span' and use pointer arithmetic for acces to the
        element.
        (trans_code): Set gfc_current_locus for diagnostic purposes.

        PR fortran/67674
        * trans-expr.c (gfc_conv_procedure_call): Do not fix deferred
        string lengths of components.

        PR fortran/49954
        * resolve.c (deferred_op_assign): New function.
        (gfc_resolve_code): Call it.
        * trans-array.c (concat_str_length): New function.
        (gfc_alloc_allocatable_for_assignment): Jump directly to alloc/
        realloc blocks for deferred character length arrays because the
        string length might change, even if the shape is the same. Call
        concat_str_length to obtain the string length for concatenation
        since it is needed to compute the lhs string length.
        Set the descriptor dtype appropriately for the new string
        length.
        * trans-expr.c (gfc_trans_assignment_1): Use the rse string
        length for all characters, other than deferred types. For
        concatenation operators, push the rse.pre block to the inner
        most loop so that the temporary pointer and the assignments
        are properly placed.

2015-11-14  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/67803
        * array.c (gfc_match_array_constructor): If array constructor included
        a CHARACTER typespec, check array elements for compatible type.

2015-11-13  Steven G. Kargl  <kargl@gccc.gnu.org>

        PR fortran/68319
        * decl.c (gfc_match_data, gfc_match_entry): Enforce F2008:C1206.
        * io.c (gfc_match_format): Ditto.
        * match.c (gfc_match_st_function): Ditto.

2015-11-13  David Malcolm  <dmalcolm@redhat.com>

        * error.c (gfc_warning): Pass line_table to rich_location ctor.
        (gfc_warning_now_at): Likewise.
        (gfc_warning_now): Likewise.
        (gfc_error_now): Likewise.
        (gfc_fatal_error): Likewise.
        (gfc_error): Likewise.
        (gfc_internal_error): Likewise.

2015-11-12  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68318
        * decl.c (get_proc_name): Increment reference count for ENTRY.
        While here, fix comment and use postfix ++ for consistency.

2015-11-11  Andrew MacLeod  <amacleod@redhat.com>

        * array.c: Remove unused header files.
        * convert.c: Likewise.
        * cpp.c: Likewise.
        * decl.c: Likewise.
        * f95-lang.c: Likewise.
        * frontend-passes.c: Likewise.
        * iresolve.c: Likewise.
        * match.c: Likewise.
        * module.c: Likewise.
        * options.c: Likewise.
        * parse.c: Likewise.
        * target-memory.c: Likewise.
        * trans-array.c: Likewise.
        * trans-common.c: Likewise.
        * trans-const.c: Likewise.
        * trans-decl.c: Likewise.
        * trans-expr.c: Likewise.
        * trans-intrinsic.c: Likewise.
        * trans-io.c: Likewise.
        * trans-openmp.c: Likewise.
        * trans-stmt.c: Likewise.
        * trans-types.c: Likewise.
        * trans.c: Likewise.

2015-11-11  Dominique d'Humieres <dominiq@lps.ens.fr>

        PR fortran/67826
        * openmp.c (gfc_omp_udr_find): Fix typo.

2015-11-08  Steven g. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68053
        * decl.c (add_init_expr_to_sym):  Try to reduce initialization expression
        before testing for a constant value.

2015-11-08  Andre Vehreschild  <vehre@gcc.gnu.org>

        PR fortran/68218
        * trans-array.c (gfc_array_init_size): Add gfc_evaluate_now() when
        array spec in allocate is a function call.

2015-11-08  Steven G. Kargl  <kargl@gc.gnu.org>

        PR fortran/68224
        * array.c (match_array_element_spec): Check of invalid NULL().
        While here, fix nearby comments.

2015-11-08  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/68196
        * class.c (has_finalizer_component): Prevent infinite recursion
        through this function if the derived type and that of its
        component are the same.
        * trans-types.c (gfc_get_derived_type): Do the same for proc
        pointers by ignoring the explicit interface for the component.

        PR fortran/66465
        * check.c (same_type_check): If either of the expressions is
        BT_PROCEDURE, use the typespec from the symbol, rather than the
        expression.

2015-11-07  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68153
        * check.c (gfc_check_reshape): Improve check for valid SHAPE argument.

2015-11-07  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68151
        * match.c (match_case_selector):  Check for invalid type.

2015-11-06  David Malcolm  <dmalcolm@redhat.com>

        * cpp.c (cb_cpp_error): Convert parameter from location_t to
        rich_location *.  Eliminate the "column_override" parameter.
        * error.c (gfc_warning): Update for change in signature of
        diagnostic_set_info.
        (gfc_format_decoder): Update handling of %C/%L for changes
        to struct text_info.
        (gfc_diagnostic_starter): Use richloc when determining whether to
        print one locus or two.  When handling a location that will
        involve a call to diagnostic_show_locus, only attempt to print the
        locus for the primary location, and don't call into
        diagnostic_print_caret_line.
        (gfc_warning_now_at): Update for change in signature of
        diagnostic_set_info.
        (gfc_warning_now): Likewise.
        (gfc_error_now): Likewise.
        (gfc_fatal_error): Likewise.
        (gfc_error): Likewise.
        (gfc_internal_error): Likewise.

2015-11-05  Cesar Philippidis  <cesar@codesourcery.com>

        * openmp.c (gfc_match_omp_clauses): Update support for the tile
        and default clauses in OpenACC.
        (gfc_match_oacc_update): Error when data clauses are supplied.
        (oacc_compatible_clauses): Delete.
        (resolve_omp_clauses): Give special care for OpenACC reductions.
        Also update error reporting for the tile clause.
        (resolve_oacc_loop_blocks): Update error reporting for the tile clause.
        * trans-openmp.c (gfc_trans_omp_clauses): Update OMP_CLAUSE_SEQ. Add
        OMP_CLAUSE_{AUTO,TILE} and add support the the gang static argument.
        (gfc_trans_oacc_combined_directive): Update the list of clauses which
        are split to acc loops.

2015-11-05  Jakub Jelinek  <jakub@redhat.com>

        * types.def (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR): Remove.
        (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): New.

2015-11-03  Thomas Schwinge  <thomas@codesourcery.com>
            Chung-Lin Tang  <cltang@codesourcery.com>

        * gfortran.h (gfc_statement): Add ST_OACC_ATOMIC,
        ST_OACC_END_ATOMIC.
        (gfc_exec_op): Add EXEC_OACC_ATOMIC.
        * match.h (gfc_match_oacc_atomic): New prototype.
        * openmp.c (gfc_match_omp_atomic, gfc_match_oacc_atomic): New
        wrapper functions around...
        (gfc_match_omp_oacc_atomic): ... this new function.
        (oacc_code_to_statement, gfc_resolve_oacc_directive): Handle
        EXEC_OACC_ATOMIC.
        * parse.c (decode_oacc_directive): Handle "atomic", "end atomic".
        (case_exec_markers): Add ST_OACC_ATOMIC.
        (gfc_ascii_statement): Handle ST_OACC_ATOMIC, ST_OACC_END_ATOMIC.
        (parse_omp_atomic): Rename to...
        (parse_omp_oacc_atomic): ... this new function.  Add omp_p formal
        parameter.  Adjust all users.
        (parse_executable): Handle ST_OACC_ATOMIC.
        (is_oacc): Handle EXEC_OACC_ATOMIC.
        * resolve.c (gfc_resolve_blocks, gfc_resolve_code): Handle
        EXEC_OACC_ATOMIC.
        * st.c (gfc_free_statement): Handle EXEC_OACC_ATOMIC.
        * trans-openmp.c (gfc_trans_oacc_directive): Handle
        EXEC_OACC_ATOMIC.
        * trans.c (trans_code): Handle EXEC_OACC_ATOMIC.

2015-10-31  Cesar Philippidis  <cesar@codesourcery.com>

        PR Bootstrap/68168

        * openmp.c (resolve_omp_clauses): Pass &n->where when calling
        gfc_error.

2015-10-30  Cesar Philippidis  <cesar@codesourcery.com>

        * gfortran.h (gfc_omp_namespace): Add locus where member.
        * openmp.c (gfc_match_omp_variable_list): Set where for each list
        item found.
        (resolve_omp_clauses): Remove where argument and use the where
        gfc_omp_namespace member when reporting errors.
        (resolve_omp_do):  Update call to resolve_omp_clauses.
        (resolve_oacc_loop): Likewise.
        (gfc_resolve_oacc_directive): Likewise.
        (gfc_resolve_omp_directive): Likewise.
        (gfc_resolve_omp_declare_simd): Likewise.

2015-10-15  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/51993
        * decl.c (gfc_set_constant_character_len): Convert gcc_assert into an
        if-statement causing an early return leads to valid error message.

2015-10-30  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/36192
        * interface.c (get_expr_storage_size):  Check for INTEGER type before
        calling gmp routines.

2015-10-30  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68154
        * decl.c (add_init_expr_to_sym): if the char length in the typespec
        is NULL, check for and use a constructor.

2015-10-30  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68054
        * decl.c (match_attr_spec): PROTECTED can only be a module.

2015-10-29  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/67885
        * trans-decl.c (generate_local_decl): Mark PARAMETER entities in
        BLOCK construct.

2015-10-29  Andrew MacLeod  <amacleod@redhat.com>

        * array.c: Reorder #include's and remove duplicates.
        * convert.c: Likewise.
        * cpp.c: Likewise.
        * decl.c: Likewise.
        * f95-lang.c: Likewise.
        * frontend-passes.c: Likewise.
        * iresolve.c: Likewise.
        * match.c: Likewise.
        * module.c: Likewise.
        * options.c: Likewise.
        * parse.c: Likewise.
        * resolve.c: Likewise.
        * simplify.c: Likewise.
        * target-memory.c: Likewise.
        * trans-array.c: Likewise.
        * trans-common.c: Likewise.
        * trans-const.c: Likewise.
        * trans-decl.c: Likewise.
        * trans-expr.c: Likewise.
        * trans-intrinsic.c: Likewise.
        * trans-io.c: Likewise.
        * trans-openmp.c: Likewise.
        * trans-stmt.c: Likewise.
        * trans-types.c: Likewise.
        * trans.c: Likewise.

2015-10-29  Richard Biener  <rguenther@suse.de>

        * f95-lang.c: Properly build variadic types for classification
        and comparison builtins.

2015-10-27  Thomas Schwinge  <thomas@codesourcery.com>
            James Norris  <jnorris@codesourcery.com>

        PR fortran/63865
        * openmp.c (resolve_oacc_cache): Remove function.
        (gfc_match_oacc_cache): Enable array sections.
        (resolve_omp_clauses, gfc_resolve_oacc_directive): Change
        accordingly.
        * trans-openmp.c (gfc_trans_omp_clauses): Likewise.

2015-10-27  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68108
        * decl.c (char_len_param_value): Check for REF_ARRAY.

2015-10-26  Louis Krupp  <louis.krupp@zoho.com>

        PR fortran/66056
        * fortran.h: Include namespace pointer in statement label
        structure.
        * symbol.c (gfc_get_st_label): Store pointer to namespace
        that owns the statement label tree in each label.
        (gfc_free_st_label): Use namespace owning statement label
        tree when deleting statement label.
        * io.c: Initialize format_asterisk with NULL namespace pointer.

2015-10-26  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/36192
        * array.c (gfc_ref_dimen_size): Check for BT_INTEGER before calling
        mpz_set.

2015-10-26  Andre Vehreschild  <vehre@gcc.gnu.org>

        PR fortran/66927
        * trans-array.c (evaluate_bound): For deferred length arrays get the
        bounds directly from the descriptor, i.e., prevent using constant
        zero lower bound from the gfc_conv_array_lbound () routine.
        (gfc_conv_section_startstride): Hand deferred array status to
        evaluate_bound ().
        (gfc_conv_expr_descriptor): Same.

2015-01-25  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/67171
        * trans-array.c (structure_alloc_comps): On deallocation of
        class components, reset the vptr to the declared type vtable
        and reset the _len field of unlimited polymorphic components.
        *trans-expr.c (gfc_find_and_cut_at_last_class_ref): Bail out on
        allocatable component references to the right of part reference
        with non-zero rank and return NULL.
        (gfc_reset_vptr): Simplify this function by using the function
        gfc_get_vptr_from_expr. Return if the vptr is NULL_TREE.
        (gfc_reset_len): If gfc_find_and_cut_at_last_class_ref returns
        NULL return.
        * trans-stmt.c (gfc_trans_allocate): Rely on the use of
        gfc_trans_assignment if expr3 is a variable expression since
        this deals correctly with array sections.

2015-10-25  Andre Vehreschild  <vehre@gcc.gnu.org>

        PR fortran/66927
        PR fortran/67044
        * trans-array.c (build_array_ref): Modified call to
        gfc_get_class_array_ref to adhere to new interface.
        (gfc_conv_expr_descriptor): For one-based arrays that
        are filled by a loop starting at one the start index of the
        source array has to be mangled into the offset.
        * trans-expr.c (gfc_get_class_array_ref): When the tree to get
        the _data component is present already, add a way to supply it.
        (gfc_copy_class_to_class): Allow to copy to a derived type also.
        * trans-stmt.c (gfc_trans_allocate): Do not conv_expr_descriptor
        for functions returning a class or derived object. Get the
        reference instead.
        * trans.h: Interface change of gfc_get_class_array_ref.

2015-10-24  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68055
        * decl.c (gfc_match_decl_type_spec): Check for valid kind in old-style
        declarations.

2015-10-24  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/67805
        * array.c (gfc_match_array_constructor): Check for error from type
        spec matching.
        * decl.c (char_len_param_value): Check for valid of charlen parameter.
        Reap dead code dating to 2008.
        match.c (gfc_match_type_spec): Special case the keyword use in REAL.

2015-10-23  Mikhail Maltsev  <maltsevm@gmail.com>

        * trans-common.c (create_common): Adjust to use flag_checking.
        * trans.c (gfc_add_modify_loc): Use gcc_checking_assert.

2015-10-21  Martin Sebor  <msebor@redhat.com>

        PR driver/68043
        * lang.opt: End each sentence that describes an option with a period.

2015-10-21  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/67939
        * data.c (create_character_initializer): Deal with zero length string.

2015-10-19  Steven G. Kargl  <kargl@gcc.gnu.org>

        * resolve.c (gfc_verify_binding_labels): Check for NULL pointer.

2015-10-19  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/68019
        * decl.c (add_init_expr_to_sym): Remove an assert() to allow an error
        message to be issued.

2015-10-18  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/67758
        * gfortran.h (gfc_symbol): Expand comment.
        * match.c (gfc_match_common): Delay adding the symbol to
        the common_block after the gfc_add_in_common call.
        * symbol.c (gfc_free_symbol): Move common block memory handling...
        (gfc_set_symbol_common_block): ... here as a new function.
        (restore_old_symbol): Restore common block fields.
        (gfc_restore_last_undo_checkpoint):
        Check the common_block pointer instead of the in_common attribute.
        When a symbol has been removed from the common block linked list,
        clear its common_next pointer.

2015-10-18  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/67177
        PR fortran/67977
        * primary.c (match_substring): Add an argument 'deferred' to
        flag that a substring reference with null start and end should
        not be optimized away for deferred length strings.
        (match_string_constant, gfc_match_rvalue): Set the argument.
        * trans-expr.c (alloc_scalar_allocatable_for_assignment): If
        there is a substring reference return.
        * trans-intrinsic.c (conv_intrinsic_move_alloc): For deferred
        characters, assign the 'from' string length to the 'to' string
        length. If the 'from' expression is deferred, set its string
        length to zero. If the 'to' expression has allocatable
        components, deallocate them.

2015-10-17  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/67987
        * decl.c (char_len_param_value): Unwrap unlong line.  If LEN < 0,
        force it to zero per the Fortran 90, 95, 2003, and 2008 Standards.
        * resolve.c (gfc_resolve_substring_charlen): Unwrap unlong line.
        If 'start' is larger than 'end', length of substring is negative,
        so explicitly set it to zero.
        (resolve_charlen): Remove -Wsurprising warning.  Update comment to
        reflect that the text is from the F2008 standard.

2015-10-16  Richard Biener  <rguenther@suse.de>

        * trans-intrinsic.c (gfc_conv_intrinsic_lib_function): Adjust
        calls to build_addr.
        (gfc_conv_intrinsic_mod): Likewise.
        (gfc_conv_intrinsic_ctime): Likewise.
        (gfc_conv_intrinsic_fdate): Likewise.
        (gfc_conv_intrinsic_ttynam): Likewise.
        (gfc_conv_intrinsic_minmax_char): Likewise.
        (gfc_conv_intrinsic_index_scan_verify): Likewise.
        (gfc_conv_intrinsic_trim): Likewise.

2015-10-14  Maxim Ostapenko  <m.ostapenko@partner.samsung.com>

        * parse.c (decode_statement): Initialize M to MATCH_NO.

2015-10-13  Jakub Jelinek  <jakub@redhat.com>
            Ilya Verbin  <ilya.verbin@intel.com>

        * f95-lang.c (DEF_FUNCTION_TYPE_9, DEF_FUNCTION_TYPE_10,
        DEF_FUNCTION_TYPE_11, DEF_FUNCTION_TYPE_VAR_1): Define.
        * trans-openmp.c (gfc_trans_omp_clauses): Set
        OMP_CLAUSE_IF_MODIFIER to ERROR_MARK, OMP_CLAUSE_ORDERED_EXPR
        to NULL.
        (gfc_trans_omp_critical): Adjust for addition of clauses.
        (gfc_trans_omp_ordered): Likewise.
        * types.def (BT_FN_BOOL_UINT_LONGPTR_LONGPTR_LONGPTR,
        BT_FN_BOOL_UINT_ULLPTR_ULLPTR_ULLPTR,
        BT_FN_BOOL_UINT_LONGPTR_LONG_LONGPTR_LONGPTR,
        BT_FN_BOOL_UINT_ULLPTR_ULL_ULLPTR_ULLPTR,
        BT_FN_VOID_INT_SIZE_PTR_PTR_PTR_UINT_PTR,
        BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR,
        BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT,
        BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_UINT_LONG_INT_LONG_LONG_LONG,
        BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_UINT_LONG_INT_ULL_ULL_ULL,
        BT_FN_VOID_LONG_VAR, BT_FN_VOID_ULL_VAR): New.
        (BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR,
        BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR,
        BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR): Remove.

2015-10-07  Andre Vehreschild  <vehre@gcc.gnu.org>

        PR fortran/65889
        * trans-intrinsic.c (gfc_conv_intrinsic_sizeof): Handle pointer to and
        on stack class objects as sizeof parameter.

2015-10-06  Louis Krupp <louis.krupp@zoho.com>
        PR fortran/65766
        * resolve.c (gfc_resolve_substring_charlen): For derived type,
        use typespec of string component when resolving substring length.

2015-10-04  Mikael Morin  <mikael@gcc.gnu.org>

        * match.c (gfc_match_common): Remove dead variable old_blank_common.

2015-10-04  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/67758
        * match.c (gfc_match_common): Delay the common_block pointer
        assignment after error checking.
        Delay the call to gfc_add_in_common attribute after the handling
        of array specs.
        * resolve.c (resolve_common_vars): Call gfc_add_in_common again.

2015-10-04  Mikael Morin  <mikael@gcc.gnu.org>

        * resolve.c (resolve_common_vars): Move access to the common
        block's head symbol inside the function.
        (resolve_common_blocks, resolve_types): Update callers.

2015-10-01  Louis Krupp <louis.krupp@zoho.com>

        PR fortran/62242
        PR fortran/52332
        * trans-array.c
        (store_backend_decl): Create new gfc_charlen instance if requested
        (get_array_ctor_all_strlen): Call store_backend_decl requesting
        new gfc_charlen
        (trans_array_constructor): Call store_backend_decl requesting
        new gfc_charlen if get_array_ctor_strlen was called
        (gfc_add_loop_ss_code): Don't try to convert non-constant length

2015-10-01  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran.67802
        * decl.c (add_init_expr_to_sym): Numeric constant for character
        length must be an INTEGER.

2015-10-01  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66979
        * io.c (gfc_resolve_filepos): Check for a UNIT number.  Add a nearby
        missing 'return false'.

2015-10-01  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/67616
        * primary.c (gfc_match_structure_constructor): Use a possibly
        host-associated symtree to prevent ICE.

2015-09-28  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/40054
        PR fortran/63921
        * decl.c (get_proc_name): Return if statement function is
        found.
        * expr.c (gfc_check_vardef_context): Add error return for
        derived type expression lacking the derived type itself.
        * match.c (gfc_match_ptr_fcn_assign): New function.
        * match.h : Add prototype for gfc_match_ptr_fcn_assign.
        * parse.c : Add static flag 'in_specification_block'.
        (decode_statement): If in specification block match a statement
        function, then, if no error arising from statement function
        matching, try to match pointer function assignment.
        (parse_interface): Set 'in_specification_block' on exiting from
        parse_spec.
        (parse_spec): Set and then reset 'in_specification_block'.
        (gfc_parse_file): Set 'in_specification_block'.
        * resolve.c (get_temp_from_expr): Extend to include functions
        and array constructors as rvalues..
        (resolve_ptr_fcn_assign): New function.
        (gfc_resolve_code): Call it on finding a pointer function as an
        lvalue. If valid or on error, go back to start of resolve_code.
        * symbol.c (gfc_add_procedure): Add a sentence to the error to
        flag up the ambiguity between a statement function and pointer
        function assignment at the end of the specification block.

2015-09-28  Nathan Sidwell  <nathan@codesourcery.com>

        * f95-lang.c (DEF_FUNCTION_TYPE_VAR_6): New.
        (DEF_FUNCTION_TYPE_VAR_11): Delete.
        * types.def (DEF_FUNCTION_TYPE_VAR_6): New.
        (DEF_FUNCTION_TYPE_VAR_11): Delete.

2015-09-26  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/67721
        * trans-expr.c (gfc_trans_assignment_1): Remove the non-constantness
        condition guarding deep copy.

2013-09-26  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/67567
        * resolve.c (resolve_fl_procedure): For module procedures, take
        the parent module name and the submodule name from the name of
        the namespace.

2015-09-25  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/67614
        * resolve.c (gfc_resolve_code): Prevent ICE for invalid EXPR_NULL.

2015-09-25  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/67525
        * parse.c (match_deferred_characteristics): Remove an assert, which
        allows an invalid SELECT TYPE selector to be detected.

2015-09-25  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR pretty-print/67567
        * resolve.c (resolve_fl_procedure): Work-around when iface->module
        == NULL.

2015-09-21  Steven G. Kargl  <kargl@gcc.gnu.org>

        * resolve.c (nonscalar_typebound_assign): Fix typos in comment.

2015-09-21  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/67615
        * resolve.c (gfc_resolve_code): Check for scalar expression in
        arithmetic-if.

2015-09-17  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/52846
        PR fortran/67588
        * module.c : Add static no_module_procedures.
        (gfc_match_submodule): Correct memory leakage caused during the
        freeing of use_lists.
        (mio_symbol_attribute): Reset above if module procedure is
        encountered.
        (gfc_dump_module): Set above and exit without writing smod file
        if it reset.
        * gfortran.texi : Add section on submodule support.

2015-09-10  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/67526
        * expr.c (gfc_check_init_expr): Do not dereference a NULL pointer.

2015-09-10  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/66993
        * module.c (read_module): If a symtree exists and the symbol has
        been associated in a submodule from a parent (sub)module, attach
        the symbol to a 'unique symtree' and the new symbol to the
        existing symtree.

2015-09-04  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        * intrinsic.h (gfc_simplify_mvbits): Remove.
        * simplify.c (gfc_simplify_mvbits): Remove.
        * intrinsic.c (add_subroutines): Remove reference to
        gfc_simplify_mvbits.

2015-09-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR fortran/67429
        * error.c (gfc_clear_pp_buffer): Reset last_location, otherwise
        caret lines might be skipped when actually giving a diagnostic.

2015-08-31  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        PR fortran/54833
        * trans.c (gfc_call_free): Don't check if pointer is NULL.
        * trans.h (gfc_call_free): Adjust comment.

2015-08-29  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        * trans.c (gfc_call_malloc, gfc_allocate_using_malloc,
        gfc_allocate_using_lib, gfc_allocate_allocatable,
        gfc_call_realloc): Simplify code.
        * trans-array.c (gfc_trans_allocate_array_storage,
        gfc_trans_auto_array_allocation, gfc_conv_array_parameter): Do not
        convert gfc_call_free() argument.
        * trans-expr.c (gfc_conv_string_tmp, gfc_conv_procedure_call,
        fcncall_realloc_result): Likewise.
        * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Likewise.

2015-08-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        PR fortran/53668
        * intrinsic.c (add_functions, add_subroutines): Remove resolution
        functions for FREE and MALLOC.
        * intrinsic.h (gfc_resolve_malloc, gfc_resolve_free): Remove.
        * iresolve.c (gfc_resolve_malloc, gfc_resolve_free): Remove.
        * trans-intrinsic.c (conv_intrinsic_free,
        gfc_conv_intrinsic_malloc): New functions.

2015-08-24  Louis Krupp <louis.krupp@zoho.com>

        PR fortran/62536
        PR fortran/66175
        * decl.c (gfc_match_end): Clean up nested BLOCKs.
        * parse.c (parse_block_construct): Deal gracefully with cleaned-up
        BLOCKs.

2015-08-23  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        PR libfortran/54572
        * config-lang.in: Add libbacktrace to target_libs.

2015-08-18  Trevor Saunders  <tbsaunde@tbsaunde.org>

        * dependency.c, dependency.h, gfortran.h, io.c, module.c,
        parse.h, resolve.c, trans-types.h, trans.h: remove useless typedefs.

2015-08-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        PR fortran/54656
        * trans-intrinsic.c (gfc_build_intrinsic_lib_fndecls): Add decl
        for quadruple precision BUILT_IN_SQRT.

2015-08-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        * trans-intrinsic.c (conv_intrinsic_ieee_is_negative): Use type
        generic BUILT_IN_SIGNBIT.
        (conv_intrinsic_ieee_copy_sign): Likewise.
        * f95-lang.c (gfc_init_builtin_functions): Add BUILT_IN_ISINF,
        BUILT_IN_ISINF_SIGN, BUILT_IN_SIGNBIT, BUILT_IN_ISLESS,
        BUILT_IN_ISLESSGREATER, BUILT_IN_ISGREATER. Remove non-type generic
        variants of BUILT_IN_SIGNBIT.
        * mathbuiltins.def: Remove SIGNBIT.

2015-08-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        PR fortran/41387
        * gfortran.texi: New section "File operations on symbolic links".

2015-08-08  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        PR fortran/67059
        * gfortranspec.c (lang_specific_driver): Adjust --version output.

2015-08-08  Bud Davis  <jmdavis@link.com>
            Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/59746
        * symbol.c (gfc_restore_last_undo_checkpoint): Delete a common block
        symbol if it was put in the list.

2015-08-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        PR fortran/64104
        * expr.c (gfc_check_init_expr): Allow some IEEE functions in
        constant expressions.
        (external_spec_function): Allow some IEEE functions in specification
        expressions.
        * simplify.c (gfc_simplify_ieee_selected_real_kind): Remove.
        (simplify_ieee_selected_real_kind, simplify_ieee_support,
        matches_ieee_function_name, gfc_simplify_ieee_functions): New
        functions.
        * gfortran.h (gfc_simplify_ieee_selected_real_kind): Remove
        prototype.
        (gfc_simplify_ieee_functions): Add prototype.

2015-08-06  Mikael Morin  <mikael@gcc.gnu.org>

        * trans.h (gfc_trans_scalar_assign): Remove fourth argument.
        * trans-expr.c (gfc_trans_scalar_assign): Merge fourth into sixth
        argument.
        (gfc_conv_subref_array_arg, gfc_trans_subarray_assign,
         gfc_trans_subcomponent_assign, gfc_trans_assignment_1): Update callers.
        * trans-array.c (gfc_conv_expr_descriptor): Ditto.
        * trans-stmt.c (forall_make_variable_temp,
        generate_loop_for_temp_to_lhs, generate_loop_for_rhs_to_temp,
        gfc_trans_where_assign, gfc_trans_where_3): Ditto.

2015-08-05  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/52846
        * module.c (check_access): Return true if new static flag
        'dump_smod' is true..
        (gfc_dump_module): Rename original 'dump_module' and call from
        new version. Use 'dump_smod' rather than the stack state to
        determine if a submodule is being processed. The new version of
        this procedure sets 'dump_smod' depending on the stack state and
        then writes both the mod and smod files if a module is being
        processed or just the smod for a submodule.
        (gfc_use_module): Eliminate the check for module_name and
        submodule_name being the same.
        * trans-decl.c (gfc_finish_var_decl, gfc_build_qualified_array,
        get_proc_pointer_decl): Set TREE_PUBLIC unconditionally and use
        the conditions to set DECL_VISIBILITY as hidden and to set as
        true DECL_VISIBILITY_SPECIFIED.

2015-08-04  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        PR fortran/64022
        * simplify.c (gfc_simplify_ieee_selected_real_kind): Extend IEEE
        support to all real kinds.

2015-08-03  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66942
        * trans-expr.c (gfc_conv_procedure_call): Avoid NULL pointer reference

2015-08-03  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/64921
        * class.c (generate_finalization_wrapper): Set finalization
        procedure symbol's always_explicit attribute.

2015-08-01  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/67091
        * trans-intrinsic.c (gfc_conv_associated): Add the pre and post
        blocks for the second argument to se.

2015-07-27  Thomas Schwinge  <thomas@codesourcery.com>

        * parse.c (parse_oacc_structured_block): Fix logic error.
        Reported by Mikael Morin <mikael.morin@sfr.fr>.

2015-07-24  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/64986
        * trans-expr.c (gfc_trans_assignment_1): Put component deallocation
        code at the beginning of the block.

2015-07-22  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/61831
        PR fortran/66929
        * trans-array.c (gfc_get_proc_ifc_for_expr): Use esym as procedure
        symbol if available.

2015-07-17  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/52846
        * decl.c (gfc_match_end): Pick out declared submodule name from
        the composite identifier.
        * gfortran.h : Add 'submodule_name' to gfc_use_list structure.
        * module.c (gfc_match_submodule): Define submodule_name and add
        static 'submodule_name'.
        (gfc_match_submodule): Build up submodule filenames, using '@'
        as a delimiter. Store the output filename in 'submodule_name'.
        Similarly, the submodule identifier is built using '.' as an
        identifier.
        (gfc_dump_module): If current state is COMP_SUBMODULE, write
        to file 'submodule_name', using SUBMODULE_EXTENSION.
        (gfc_use_module): Similarly, use the 'submodule_name' field in
        the gfc_use_list structure and SUBMODULE_EXTENSION to read the
        implicitly used submodule files.

2015-07-17  Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>

        * trans-intrinsic.c (conv_co_collective): Remove redundant address
        operator in the generated code.

2015-07-17  Andre Vehreschild  <vehre@gcc.gnu.org>

        PR fortran/66035
        * trans-expr.c (alloc_scalar_allocatable_for_subcomponent_assignment):
        Compute the size to allocate for class and derived type objects
        correclty.
        (gfc_trans_subcomponent_assign): Only allocate memory for a
        component when the object to assign is not an allocatable class
        object (the memory is already present for allocatable class objects).
        Furthermore use copy_class_to_class for assigning the rhs to the
        component (may happen for dummy class objects on the rhs).

2015-07-17  Mikael Morin  <mikael@gcc.gnu.org>
            Dominique d'Humieres  <dominiq@lps.ens.fr>

        PR fortran/61831
        * trans-array.c (gfc_conv_array_parameter): Guard allocatable
        component deallocation code generation with descriptorless
        calling convention flag.
        * trans-expr.c (gfc_conv_expr_reference): Remove allocatable
        component deallocation code generation from revision 212329.
        (expr_may_alias_variables): New function.
        (gfc_conv_procedure_call): New boolean elemental_proc to factor
        check for procedure elemental-ness.  Rename boolean f to nodesc_arg
        and declare it in the outer scope.  Use expr_may_alias_variables,
        elemental_proc and nodesc_arg to decide whether generate allocatable
        component deallocation code.
        (gfc_trans_subarray_assign): Set deep copy flag.

2015-07-16  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66724
        PR fortran/66724
        * io.c (is_char_type): Call gfc_resolve_expr ().
        (match_open_element, match_dt_element, match_inquire_element): Fix
        ASYNCHRONOUS case.

2015-07-15  Andrew MacLeod  <amacleod@redhat.com>

        * trans-types.c: Remove multiline #include comment.

2015-07-14  Steven G. Kargl  <kargl@gcc.gnu.org>

        * simplify.c (gfc_simplify_floor): Set precision of temporary to
        that of arg.

2015-07-13  Andre Vehreschild  <vehre@gcc.gnu.org>

        PR fortran/64589
        * class.c (find_intrinsic_vtab): Put/Search vtabs for intrinsic
        types in the top-level namespace.

2015-07-12  Aldy Hernandez  <aldyh@redhat.com>

        * trans-stmt.c: Fix double word typos.

2015-07-09  Andrew MacLeod  <amacleod@redhat.com>

        * arith.c: Adjust includes for flags.h changes.
        * array.c: Likewise.
        * check.c: Likewise.
        * decl.c: Likewise.
        * error.c: Likewise.
        * expr.c: Likewise.
        * frontend-passes.c: Likewise.
        * interface.c: Likewise.
        * intrinsic.c: Likewise.
        * io.c: Likewise.
        * match.c: Likewise.
        * openmp.c: Likewise.
        * parse.c: Likewise.
        * primary.c: Likewise.
        * resolve.c: Likewise.
        * scanner.c: Likewise.
        * simplify.c: Likewise.
        * symbol.c: Likewise.
        * target-memory.c: Likewise.

2015-07-07  Andrew MacLeod  <amacleod@redhat.com>

        * convert.c: Adjust includes.
        * cpp.c: Likewise.
        * decl.c: Likewise.
        * f95-lang.c: Likewise.
        * iresolve.c: Likewise.
        * match.c: Likewise.
        * module.c: Likewise.
        * options.c: Likewise.
        * target-memory.c: Likewise.
        * trans-array.c: Likewise.
        * trans-common.c: Likewise.
        * trans-const.c: Likewise.
        * trans-decl.c: Likewise.
        * trans-expr.c: Likewise.
        * trans-intrinsic.c: Likewise.
        * trans-io.c: Likewise.
        * trans-openmp.c: Likewise.
        * trans-stmt.c: Likewise.
        * trans-types.c: Likewise.
        * trans.c: Likewise.

2015-07-07  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/66578
        * trans-array.c (gfc_conv_expr_descriptor): Ensure array descriptor
        is one-based for non-full array refs. Correct the offset when a
        rank_remap occurs.

2015-07-06  Steven G. Kargl  <kargl@gcc.gnu.org>

        * io.c (check_char_variable): New function.
        (match_open_element, match_close_element, match_file_element,
        match_dt_element, match_inquire_element, match_wait_element): Use it.

2015-07-06  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/58586
        * resolve.c (resolve_symbol): Non-private functions in modules
        with allocatable or pointer components are marked referenced
        now. Furthermore is the default init especially for those
        components now done in gfc_conf_procedure_call preventing
        duplicate code.
        * trans-decl.c (gfc_generate_function_code): Generate a fake
        result decl for functions returning an object with allocatable
        components and initialize them.
        * trans-expr.c (gfc_conv_procedure_call): For value typed trees
        use the tree without indirect ref. And for non-decl trees
        add a temporary variable to prevent evaluating the tree
        multiple times (prevent multiple function evaluations).
        * trans.h: Made gfc_trans_structure_assign () protoype
        available, which is now needed by trans-decl.c:gfc_generate_
        function_code(), too.

2015-07-04  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66725
        * io.c (is_char_type): New function to test for BT_CHARACTER
        (gfc_match_open, gfc_match_close, match_dt_element): Use it.

2015-07-02  David Edelsohn  <dje.gcc@gmail.com>

        * trans-common.c: Include <map> after system.h.

2015-07-02  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/52846
        * decl.c (get_proc_name): Make a partially populated interface
        symbol to carry the characteristics of a module procedure and
        its result.
        (variable_decl): Declarations of dummies or results in the
        abreviated form of module procedure is an error.
        (gfc_match_import): IMPORT is not permitted in the interface
        declaration of module procedures.
        (match_attr_spec): Submodule variables have implicit save
        attribute for F2008 onwards.
        (gfc_match_prefix): Add 'module' as the a prefix and set the
        module_procedure attribute.
        (gfc_match_formal_arglist): For a module procedure keep the
        interface formal_arglist from the interface, match new the
        formal arguments and then compare the number and names of each.
        (gfc_match_procedure): Add case COMP_SUBMODULE.
        (gfc_match_function_decl, gfc_match_subroutine_decl): Set the
        module_procedure attribute.
        (gfc_match_entry, gfc_match_end):  Add case COMP_SUBMODULE. If
        attr abr_modproc_decl is set, switch the message accordingly
        for subroutines and functions.
        (gfc_match_submod_proc): New function to match the abbreviated
        style of submodule declaration.
        * gfortran.h : Add ST_SUBMODULE and ST_END_SUBMODULE. Add the
        attribute bits 'used_in_submodule' and 'module_procedure'. Add
        the bit field 'abr_modproc_decl' to gfc_symbol. Add prototypes
        for 'gfc_copy_dummy_sym', 'gfc_check_dummy_characteristics' and
        'gfc_check_result_characteristics'.
        * interface.c : Add the prefix 'gfc_' to the names of functions
        'check_dummy(result)_characteristics' and all their references.
        * match.h : Add prototype for 'gfc_match_submod_proc' and
        'gfc_match_submodule'.
        (check_sym_interfaces): A module procedure is not an error in
        a module procedure statment in a generic interface.
        * module.c (gfc_match_submodule): New function. Add handling
        for the 'module_procedure' attribute bit.
        (gfc_use_module): Make sure that a submodule cannot use itself.
        * parse.c (decode_statement): Set attr has_'import_set' for
        the interface declaration of module procedures. Handle a match
        occurring in 'gfc_match_submod_proc' and a match for
        'submodule'.
        (gfc_enclosing_unit): Include the state COMP_SUBMODULE.
        (gfc_ascii_statement): Add END SUBMODULE.
        (accept_statement): Add ST_SUBMODULE.
        (parse_spec): Disallow statement functions in a submodule
        specification part.
        (parse_contained): Add ST_END_SUBMODULE and COMP_SUBMODULE
        twice each.
        (get_modproc_result): Copy the result symbol of the interface.
        (parse_progunit): Call it.
        (set_syms_host_assoc): Make symbols from the ancestor module
        and submodules use associated, as required by the standard and
        set all private components public. Module procedures 'external'
        attribute bit is reset and the 'used_in_submodule' bit is set.
        (parse_module): If this is a submodule, use the ancestor module
        and submodules. Traverse the namespace, calling
        'set_syms_host_assoc'. Add ST_END_SUBMODULE and COMP_SUBMODULE.
        * parse.h : Add COMP_SUBMODULE.
        * primary.c (match_variable): Add COMP_SUBMODULE.
        * resolve.c (compare_fsyms): New function to compare the dummy
        characteristics of a module procedure with its interface.
        (resolve_fl_procedure): Compare the procedure, result and dummy
        characteristics of a module_procedure with its interface, using
        'compare_fsyms' for the dummy arguments.
        * symbol.c (gfc_add_procedure): Suppress the check for existing
        procedures in the case of a module procedure.
        (gfc_add_explicit_interface): Skip checks that must fail for
        module procedures.
        (gfc_add_type): Allow a new type to be added to module
        procedures, their results or their dummy arguments.
        (gfc_copy_dummy_sym): New function to generate new dummy args
        and copy the characteristics from the interface.
        * trans-decl.c (gfc_sym_mangled_function_id): Module procedures
        must always have their names mangled as if they are symbols
        coming from a declaration in a module.
        (gfc_get_symbol_decl): Add 'used_in_submodule' to the assert.
        (gfc_finish_var_decl): Symbols with the 'used_in_submodule' bit
        set are set DECL_EXTERNAL as if they were use associated.

2015-07-02  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/56520
        * match.c (gfc_match_name): Special case unary minus and plus.

2015-07-02  Steven G. Kargl   <kargl@gcc.gnu.org>

        PR fortran/66545
        * primary.c (match_sym_complex_part): Do not dereference NULL pointer.

2015-07-01  Thomas Koenig  <tkoenig@gcc.gnu.org>

        * arith.c (gfc_arith_divide):  With -Winteger-division,
        warn about contant integer division if there is a non-zero
        remainder.
        * invoke.texi:  Document -Winteger-division.
        * lang.opt:  Add -Winteger-division.

2015-06-25  Andrew MacLeod  <amacleod@redhat.com>

        * f95-lang.c: Remove ipa-ref.h and plugin-api.h from include list.
        * trans-decl.c: Likewise.

2015-06-25  Richard Sandiford  <richard.sandiford@arm.com>

        * trans-decl.c (module_hasher): Likewise.
        * trans.h (module_decl_hasher): Likewise.

2015-06-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR fortran/66528
        * error.c (gfc_warning_check): Restore the default output_buffer
        before calling diagnostic_action_after_output.
        (gfc_error_check): Likewise.
        (gfc_diagnostics_init): Add comment.

2015-06-23  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/64674
        * parse.c (parse_associate): Figure the rank and as of a
        class array in an associate early.
        * primary.c (gfc_match_varspec): Prevent setting the
        dimension attribute on the sym for classes.
        * resolve.c (resolve_variable): Correct the component
        ref's type for associated variables.  Add a full array ref
        when class array's are associated.
        (resolve_assoc_var): Correct the type of the symbol,
        when in the associate the expression's rank becomes scalar.
        * trans-expr.c (gfc_conv_variable): Indirect ref needed for
        allocatable associated objects.

2015-06-19  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/66549
        * resolve.c (resolve_global_procedure): Don't save and restore
        OpenMP state around the call to gfc_resolve.
        (gfc_resolve): Save OpenMP state on entry and restore it on return.

2015-06-17  Andrew MacLeod  <amacleod@redhat.com>

        * convert.c: Do not include input.h, line-map.h or is-a.h.
        * cpp.c: Likewise.
        * decl.c: Likewise.
        * f95-lang.c: Likewise.
        * gfortran.h: Likewise.
        * iresolve.c: Likewise.
        * match.c: Likewise.
        * module.c: Likewise.
        * options.c: Likewise.
        * target-memory.c: Likewise.
        * trans-array.c: Likewise.
        * trans-common.c: Likewise.
        * trans-const.c: Likewise.
        * trans-decl.c: Likewise.
        * trans-expr.c: Likewise.
        * trans-intrinsic.c: Likewise.
        * trans-io.c: Likewise.
        * trans-openmp.c: Likewise.
        * trans-stmt.c: Likewise.
        * trans-types.c: Likewise.
        * trans.c: Likewise.

2015-06-15  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/44672
        PR fortran/45440
        PR fortran/57307
        * gfortran.h: Extend gfc_code.ext.alloc to carry a
        flag indicating that the array specification has to be
        taken from expr3.
        * resolve.c (resolve_allocate_expr): Add F2008 notify
        and flag indicating source driven array spec.
        (resolve_allocate_deallocate): Check for source driven
        array spec, when array to allocate has no explicit
        array spec.
        * trans-array.c (gfc_array_init_size): Get lower and
        upper bound from a tree array descriptor, except when
        the source expression is an array-constructor which is
        fixed to be one-based.
        (retrieve_last_ref): Extracted from gfc_array_allocate().
        (gfc_array_allocate): Enable allocate(array, source=
        array_expression) as specified by F2008:C633.
        (gfc_conv_expr_descriptor): Add class tree expression
        into the saved descriptor for class arrays.
        * trans-array.h: Add temporary array descriptor to
        gfc_array_allocate ().
        * trans-expr.c (gfc_conv_procedure_call): Special handling
        for _copy() routine translation, that comes without an
        interface. Third and fourth argument are now passed by value.
        * trans-stmt.c (gfc_trans_allocate): Get expr3 array
        descriptor for temporary arrays to allow allocate(array,
        source = array_expression) for array without array
        specification.

2015-06-14  Thomas Koenig  <tkoenig@gcc.gnu.org>

        * intrinsic.texi:  Change \leq to < in descrition of imaginary
        part in argument to log.

2015-06-11  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/66079
        * trans-expr.c (gfc_conv_procedure_call): Allocatable scalar
        function results must be freed and nullified after use. Create
        a temporary to hold the result to prevent duplicate calls.
        * trans-stmt.c (gfc_trans_allocate): Rename temporary variable
        as 'source'. Deallocate allocatable components of non-variable
        'source's.

2015-06-11  Pierre-Marie de Rodat  <derodat@adacore.com>

        * f95-lang.c (gfc_create_decls): Register the main translation unit
        through the new debug hook.

2015-06-08  Andrew MacLeod  <amacleod@redhat.com>

        * convert.c : Adjust include files.
        * cpp.c : Likewise.
        * decl.c : Likewise.
        * f95-lang.c : Likewise.
        * gfortran.h : Likewise.
        * iresolve.c : Likewise.
        * match.c : Likewise.
        * module.c : Likewise.
        * openmp.c : Likewise.
        * options.c : Likewise.
        * target-memory.c : Likewise.
        * trans-array.c : Likewise.
        * trans-common.c : Likewise.
        * trans-const.c : Likewise.
        * trans-decl.c : Likewise.
        * trans-expr.c : Likewise.
        * trans-intrinsic.c : Likewise.
        * trans-io.c : Likewise.
        * trans-openmp.c : Likewise.
        * trans-stmt.c : Likewise.
        * trans-types.c : Likewise.
        * trans.c : Likewise.

2015-06-08  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66245
        * match.c (gfc_match_type_is, gfc_match_class_is):  Check if the
        return type spec or derived type spec is validate.

2015-06-06  Thomas Koenig  <tkoenig@netcologne.de>

        PR fortran/47659
        * arith.c (eval_intrinsic_op): Set warn flag for
        gfc_type_convert_binary if -Wconversion or -Wconversion-extra
        are set.
        (wprecision_real_real): New function.
        (wprecision_int_real): New function.
        (gfc_int2int): If -fno-range-check and -Wconversion are specified
        and it is a narrowing conversion, warn.
        (gfc_int2real): If there is a change in value for the conversion,
        warn.
        (gfc_int2complex):  Likewise.
        (gfc_real2int): If there is a fractional part to the real number,
        warn with -Wconversion, otherwise warn with -Wconversion-extra.
        (gfc_real2real): Emit warning if the constant was changed by
        conversion with either -Wconversion or -Wconversion-extra.  With
        -Wconversion-extra, warn if no warning was issued earlier.
        (gfc_real2complex):  Likewise.
        (gfc_complex2int): For -Wconversion or -Wconversion-extra, if
        there was an imaginary part, warn; otherwise, warn for change in
        value.  Warn with -Wconversion-extra if no other warning was
        issued.
        (gfc_complex2real): For -Wconversion or -Wconversion-extra, if
        there was an imaginary part, warn; otherwise, warn for change in
        value. Warn with -Wconversion-extra if no other warning was
        issued.
        (gfc_complex2complex):  For -Wconversion, warn if the value of
        either the real or the imaginary part was changed.  Warn for
        -Wconversion-extra if no prior warning was issued.
        * expr.c (gfc_check_assign):  Remove check for change in value.
        * primary.c (match_real_constant): For -Wconversion-extra, check
        against a number in which the last non-zero digit has been
        replaced with a zero.  If the number compares equal, warn.
        * intrinsic.c (gfc_convert_type_warn):  Do not warn about constant
        conversions.

2015-06-05  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66347
        * resolve.c (apply_default_init_local): Do not dereference a NULL
        pointer.

2015-06-05  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/66385
        * frontend-passes.c (combine_array_constructor): Return early if
        inside a FORALL loop.

2015-06-05  Aldy Hernandez  <aldyh@redhat.com>

        * f95-lang.c (gfc_write_global_declarations): Remove.
        (LANG_HOOKS_WRITE_GLOBALS): Remove.
        (gfc_write_global_declarations): Move code from here to...
        (gfc_be_parse_file): ...here.
        Call global_decl_processing.
        * trans-decl.c (gfc_emit_parameter_debug_info): Rename global_decl
        to early_global_decl.

2015-06-05  Russell Whitesides  <russelldub@gmail.com>
            Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/40958
        PR fortran/60780
        PR fortran/66377
        * module.c (load_equiv): Add check for loading duplicate EQUIVALENCEs
        from different modules.  Eliminate the pruning of unused
        equivalence-objects

2015-06-04  Thomas Koenig  <tkoenig@netcologne.de>

        PR fortran/58749
        * iresolve.c (gfc_resolve_adjustl):  If string has a charlen,
        copy it to the function.
        (gfc_resolve_adjustr):  Likewise.

2015-06-04  Andrew MacLeod  <amacleod@redhat.com>

        * convert.c: Adjust includes for restructured coretypes.h.
        * cpp.c: Likewise.
        * decl.c: Likewise.
        * f95-lang.c: Likewise.
        * iresolve.c: Likewise.
        * match.c: Likewise.
        * module.c: Likewise.
        * options.c: Likewise.
        * target-memory.c: Likewise.
        * trans-array.c: Likewise.
        * trans-common.c: Likewise.
        * trans-const.c: Likewise.
        * trans-decl.c: Likewise.
        * trans-expr.c: Likewise.
        * trans-intrinsic.c: Likewise.
        * trans-io.c: Likewise.
        * trans-openmp.c: Likewise.
        * trans-stmt.c: Likewise.
        * trans-types.c: Likewise.
        * trans.c: Likewise.

2015-06-02  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66380
        * simplify.c (gfc_simplify_reshape): Convert assert into returning
        NULL, which triggers an error condition.

2015-05-27  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/65548
        * trans-stmt.c (gfc_trans_allocate): Add missing location
        information for e3rhs.

2015-05-26  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/66082
        * trans-array.c (gfc_conv_array_parameter): Ensure that all
        non-variable arrays with allocatable components have the
        components deallocated after the procedure call.

2015-05-24  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/66257
        * resolve.c (resolve_actual_arglist): Don't throw an error
        if the argument with procedure pointer component is not a variable.

2015-05-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR fortran/44054
        * gfortran.h (struct gfc_error_buf): Rename as
        gfc_error_buffer. Move closer to push, pop and free
        methods. Reimplement using an output_buffer.
        * error.c (errors, warnings, warning_buffer, cur_error_buffer):
        Delete everywhere in this file.
        (error_char): Delete all contents.
        (gfc_increment_error_count): Delete.
        (gfc_error_now): Update comment. Set error_buffer.flag.
        (gfc_warning_check): Do not handle warning_buffer.
        (gfc_error_1): Delete.
        (gfc_error_now_1): Delete.
        (gfc_error_check): Simplify.
        (gfc_move_error_buffer_from_to): Renamed from
        gfc_move_output_buffer_from_to.
        (gfc_push_error): Handle only gfc_error_buffer.
        (gfc_pop_error): Likewise.
        (gfc_free_error): Likewise.
        (gfc_get_errors): Remove warnings and errors.
        (gfc_diagnostics_init): Use static error_buffer.
        (gfc_error_1,gfc_error_now_1): Delete declarations.
        * symbol.c, decl.c, trans-common.c, data.c, expr.c, expr.c,
        frontend-passes.c, resolve.c, match.c, parse.c: Replace
        gfc_error_1 with gfc_error and gfc_error_now_1 with gfc_error_1
        everywhere.
        * f95-lang.c (gfc_be_parse_file): Do not update errorcount and
        warningcount here.
        * primary.c (match_complex_constant): Replace gfc_error_buf and
        output_buffer with gfc_error_buffer.

2015-05-22  Jim Wilson  <jim.wilson@linaro.org>

        * Make-lang.in (check_gfortran_parallelize): Update comment.

2015-05-21  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/66176
        * frontend-passes.c (check_conjg_variable):  New function.
        (inline_matmul_assign):  Use it to keep track of conjugated
        variables.

2015-05-20  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/65548
        * trans-stmt.c (gfc_trans_allocate): Always retrieve the
        descriptor or a reference to a source= expression for
        arrays and non-arrays, respectively.  Use a temporary
        symbol and gfc_trans_assignment for all source=
        assignments to allocated objects besides for class and
        derived types.

2015-05-19  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/66199
        * trans-openmp.c (gfc_trans_omp_teams): Set OMP_TEAMS_COMBINED for
        combined constructs.
        (gfc_trans_omp_target): Make sure BIND_EXPR has non-NULL
        BIND_EXPR_BLOCK.

2015-05-19  David Malcolm  <dmalcolm@redhat.com>

        * cpp.c (maybe_print_line): Strengthen local "map" from
        const line_map * to const line_map_ordinary *.
        (cb_file_change): Likewise for param "map" and local "from".
        (cb_line_change): Likewise for local "map".

2015-05-19  Mikhail Maltsev  <maltsevm@gmail.com>

        * interface.c (compare_actual_formal): Use std::swap instead of
        explicit swaps.
        * trans-array.c (gfc_trans_scalarized_loop_end): Likewise.
        * trans-intrinsic.c (walk_inline_intrinsic_transpose): Likewise.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66106
        * interface.c(gfc_match_end_interface): Enforce F2008 C1202 (R1201).
        * match.c(gfc_op2string): Return 'none' for INTRINSIC_NONE.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66057
        * decl.c(gfc_match_generic):  Detected a malformed GENERIC statement.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66043
        * gfortran.dg/storage_size_6.f90: New tests.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66043
        * gfortran.dg/storage_size_6.f90: New tests.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66044
        * decl.c(gfc_match_entry):  Change a gfc_internal_error() into
        a gfc_error()

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66043
        * gfortran.dg/storage_size_6.f90: New tests.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66040
        * parse.c(verify_st_order): Replace a gfc_internal_error with your
        generic gfc_error.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/66039
        * io.c (match_filepos): Check for incomplete/mangled REWIND, FLUSH,
        BACKSPACE, and ENDFILE statements

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/64925
        * symbol.c(check_conflict):  Check for a conflict between a dummy
        argument and an internal procedure name.

2015-05-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

        PR fortran/65903
        * io.c (format_lex): Change to NONSTRING when checking for
        possible doubled quote.
        * scanner.c (gfc_next_char_literal): Revert change from 64506
        and add a check for quotes and return.

2015-05-16  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/66113
        * expr.c (is_parent_of_current_ns):  New function.
        (check_restricted):  Use it.

2015-05-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR fortran/44054

        Replace all calls to gfc_notify_std_1 with gfc_notify_std and
        gfc_warning_1 with gfc_warning.
        * decl.c (gfc_verify_c_interop_param): Here.
        * resolve.c (resolve_branch): Here.
        (resolve_fl_derived): Here.
        * dependency.c (gfc_check_argument_var_dependency):
        * scanner.c (preprocessor_line): Use gfc_warning_now_at. Fix line
        counter and locations before and after warning.
        * gfortran.h (gfc_warning_1, gfc_warning_now_1, gfc_notify_std_1):
        Delete.
        (gfc_warning_now_at): Declare.
        * error.c (gfc_warning_1): Delete.
        (gfc_notify_std_1): Delete.
        (gfc_warning_now_1): Delete.
        (gfc_format_decoder): Handle two locations.
        (gfc_diagnostic_build_prefix): Rename as
        gfc_diagnostic_build_kind_prefix.
        (gfc_diagnostic_build_locus_prefix): Take an expanded_location
        instead of diagnostic_info.
        (gfc_diagnostic_build_locus_prefix): Add overload that takes two
        expanded_location.
        (gfc_diagnostic_starter): Handle two locations.
        (gfc_warning_now_at): New.
        (gfc_diagnostics_init): Initialize caret_chars array.
        (gfc_diagnostics_finish): Reset caret_chars array to default.

2015-05-16  Mikael Morin  <mikael@gcc.gnu.org>
            Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/65792
        * trans-expr.c (gfc_trans_subcomponent_assign): Always assign
        the expression component to the destination. In addition, if
        the component has allocatable components, copy them and
        deallocate those of the expression, if it is not a variable.
        The expression is fixed if not a variable to prevent multiple
        evaluations.

2015-05-12  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/66111
        * frontend-passes.c (has_dimen_vector_ref):  New function.
        (inline_matmul_assign):  Use it to return early in case
        of unhandled vector subscripts.

2015-05-12  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/66041
        PR fortran/37131
        * gfortran.h (gfc_array_spec):  Add field resolved.
        * array.c (gfc_resolve_array_spec):  Resolve array spec
        only once.

2015-05-11  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/66100
        * simplify.c (simplify_bound): Fix assert to accept subobject arrays.

2015-05-10  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/66041
        * frontend-passes.c (scalarized_expr): Set correct dimension and
        shape for the expression to be passed to lbound. Remove trailing
        references after array refrence.
        (inline_matmul_assign):  Remove gfc_copy_expr from calls
        to scalarized_expr().

2015-05-10  Mikael Morin  <mikael@gcc.gnu.org>

        * simplify.c (simplify_bound_dim): Don't check for emptyness
        in the case of cobound simplification.  Factor lower/upper
        bound differenciation before the actual simplification.
        (simplify_bound): Remove assumed shape specific simplification.
        Don't give up early for the lbound of an assumed shape.

2015-05-09  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/65894
        * trans-array.h (gfc_scalar_elemental_arg_saved_as_reference):
        New prototype.
        * trans-array.c (gfc_scalar_elemental_arg_saved_as_reference):
        New function.
        (gfc_add_loop_ss_code): Use gfc_scalar_elemental_arg_saved_as_reference
        as conditional.
        (gfc_walk_elemental_function_args): Set the dummy_arg field.
        * trans.h (gfc_ss_info): New subfield dummy_arg.
        * trans-expr.c (gfc_conv_procedure_call): Revert the change
        of revision 222361.
        (gfc_conv_expr): Use gfc_scalar_elemental_arg_saved_as_reference
        as conditional.

2015-05-08  Mikael Morin  <mikael@gcc.gnu.org>

        * trans-array.c (gfc_walk_elemental_function_args):
        Don't skip the advance to the next dummy argument when skipping
        absent optional args.

2015-05-05  David Malcolm  <dmalcolm@redhat.com>

        * expr.c (check_inquiry): Fix indentation so that it reflects the
        block structure.
        * interface.c (compare_parameter): Likewise.
        * parse.c (parse_oacc_structured_block): Likewise.
        * target-memory.c (expr_to_char): Likewise.
        * trans-types.c (gfc_init_kinds): Likewise.

2015-05-02  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/65976
        * invoke.texi:  Remove 'no-' in '-fno-fixed-form'

2015-05-01  Mikael Morin  <mikael@gcc.gnu.org>

        * simplify.c (simplify_bound_dim): Tighten the check for array fullness
        by also checking for absence of subreference.
        (simplify_bound): Don't skip simplification if the array
        has subreferences.
        (simplify_cobound): Same.

2015-04-30  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/37131
        * simplify.c (simplify_bound): Get constant lower bounds of one
        from array spec for assumed and explicit shape shape arrays if
        the lower bounds are indeed one.

2015-04-30  David Malcolm  <dmalcolm@redhat.com>

        * options.c (gfc_init_options): Remove spurious second
        semicolon.
        * trans-stmt.c (gfc_trans_allocate): Likewise.

2015-04-28  Andre Vehreschild  <vehre@gmx.de>

        * interface.c (gfc_compare_types): Check for unlimited
        polymorphism flag in the correct position indepent of the _data
        component being present or not.  This prevents a segfault, when
        the _data component is not present.
        * symbol.c (gfc_type_compatible): Same.

2015-04-27  Jim Wilson  <jim.wilson@linaro.org>

        * Make-lang.in (fortran.mostlyclean): Remove gfortran and
        gfortran-cross.

2015-04-27  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/59678
        PR fortran/65841
        * trans-array.c (duplicate_allocatable): Fixed deep copy of
        allocatable components, which are liable for copy only, when
        they are allocated.
        (gfc_duplicate_allocatable): Add deep-copy code into if
        component allocated block. Needed interface change for that.
        (gfc_copy_allocatable_data): Supplying NULL_TREE for code to
        add into if-block for checking whether a component was
        allocated.
        (gfc_duplicate_allocatable_nocopy): Likewise.
        (structure_alloc_comps): Likewise.
        * trans-array.h: Likewise.
        * trans-expr.c (gfc_trans_alloc_subarray_assign): Likewise.
        * trans-openmp.c (gfc_walk_alloc_comps): Likewise.

2015-04-23  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/60322
        * expr.c (gfc_lval_expr_from_sym): Code to select the regular
        or class array added.
        * gfortran.h: Add IS_CLASS_ARRAY macro.
        * trans-array.c (gfc_add_loop_ss_code): Treat class objects
        to be referenced always.
        (build_class_array_ref): Adapt retrieval of array descriptor.
        (build_array_ref): Likewise.
        (gfc_conv_array_ref): Hand the vptr or the descriptor to
        build_array_ref depending whether the sym is class or not.
        (gfc_trans_array_cobounds):  Select correct gfc_array_spec for
        regular and class arrays.
        (gfc_trans_array_bounds): Likewise.
        (gfc_trans_dummy_array_bias): Likewise.
        (gfc_get_dataptr_offset): Correcting call of build_array_ref.
        (gfc_conv_expr_descriptor): Set the array's offset to -1 when
        lbound in inner most dim is 1 and symbol non-pointer/assoc.
        * trans-decl.c (gfc_build_qualified_array): Select correct
        gfc_array_spec for regular and class arrays.
        (gfc_build_dummy_array_decl): Likewise.
        (gfc_get_symbol_decl): Get a dummy array for class arrays.
        (gfc_trans_deferred_vars): Tell conv_expr that the descriptor
        is desired.
        * trans-expr.c (gfc_class_vptr_get): Get the class descriptor
        from the correct location for class arrays.
        (gfc_class_len_get): Likewise.
        (gfc_conv_intrinsic_to_class): Add handling of _len component.
        (gfc_conv_class_to_class):  Prevent access to unset array data
        when the array is an optional argument. Add handling of _len
        component.
        (gfc_copy_class_to_class): Check that _def_init is non-NULL
        when used in _vptr->copy()
        (gfc_trans_class_init_assign): Ensure that the rank of
        _def_init is zero.
        (gfc_conv_component_ref): Get the _vptr along with _data refs.
        (gfc_conv_variable): Make sure the temp array descriptor is
        returned for class arrays, too, and that class arrays are
        dereferenced correctly.
        (gfc_conv_procedure_call): For polymorphic type initialization
        the initializer has to be a pointer to _def_init stored in a
        dummy variable, which then needs to be used by value.
        * trans-intrinsic.c (gfc_conv_intrinsic_sizeof): Use the
        temporary array descriptor for class arrays, too.
        (gfc_conv_intrinsic_storage_size): Likewise.
        (gfc_conv_intrinsic_loc): Add ref to _data for BT_CLASS
        expressions.
        * trans-stmt.c (trans_associate_var): Use a temporary array for
        the associate variable of class arrays, too, making the array
        one-based (lbound == 1).
        * trans-types.c (gfc_is_nodesc_array): Use the correct
        array data.
        * trans.c (gfc_build_array_ref): Use the dummy array descriptor
        when present.
        * trans.h: Add class_vptr to gfc_se for storing a class ref's
        vptr.

2015-04-22  Steven G. Kargl  <kargl@gcc.gnu.org>

        PR fortran/65429
        * decl.c (add_init_expr_to_sym): Set the length type parameter.

2015-04-10  Tobias Burnus  <burnus@net-b.de>

        * trans-stmt.c (gfc_trans_lock_unlock): Implement -fcoarray=lib
        version; reject not-yet-implemented variants.
        * trans-types.c (gfc_get_derived_type): For lock_type with
        -fcoarray=lib, use a void pointer as type.
        * trans.c (gfc_allocate_using_lib, gfc_allocate_allocatable):
        Handle lock_type with -fcoarray=lib.

2015-04-10  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/56674
        PR fortran/58813
        PR fortran/59016
        PR fortran/59024
        * symbol.c (save_symbol_data, gfc_save_symbol_data): Rename the
        former to the latter and make it non-static.  Update callers.
        * gfortran.h (gfc_save_symbol_data): New prototype.
        * decl.c (gfc_match_decl_type_spec): Call 'gfc_save_symbol_data'
        before modifying symbols 'sym' and 'dt_sym'.

2013-04-09  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/56852
        * primary.c (gfc_variable_attr): Avoid ICE on AR_UNKNOWN if any
        of the index variables are untyped and errors are present.

2015-04-07  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/65548
        * trans-stmt.c (gfc_trans_allocate): For intrinsic functions
        use conv_expr_descriptor() instead of conv_expr_reference().

2015-03-30  Jakub Jelinek  <jakub@redhat.com>

        PR fortran/65597
        * trans-openmp.c (gfc_trans_omp_do): For !simple simd with explicit
        linear clause for the iterator set OMP_CLAUSE_LINEAR_NO_COPYIN.
        For implcitly added !simple OMP_CLAUSE_LINEAR set it too.  Use step 1
        instead of the original step on the new iterator - count.

2015-03-25  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/64952
        PR fortran/65532
        * gfortran.h (struct gfc_namespace): New field 'types_resolved'.
        * resolve.c (resolve_types): Return early if field 'types_resolved'
        is set.  Set 'types_resolved' at the end.

2015-03-24  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/55901
        * trans-expr.c (gfc_conv_structure): Fixed indendation.
        Using integer_zero_node now instead of explicitly
        constructing a integer constant zero node.
        (gfc_conv_derived_to_class): Add handling of _len component,
        i.e., when the rhs has a string_length then assign that to
        class' _len, else assign 0.
        (gfc_conv_intrinsic_to_class): Likewise.

2015-03-24  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/64787
        PR fortran/57456
        PR fortran/63230
        * class.c (gfc_add_component_ref):  Free no longer needed
        ref-chains to prevent memory loss.
        (find_intrinsic_vtab): For deferred length char arrays or
        unlimited polymorphic objects, store the size in bytes of one
        character in the size component of the vtab.
        * gfortran.h: Added gfc_add_len_component () define.
        * trans-array.c (gfc_trans_create_temp_array): Switched to new
        function name for getting a class' vtab's field.
        (build_class_array_ref): Likewise.
        (gfc_array_init_size): Using the size information from allocate
        more consequently now, i.e., the typespec of the entity to
        allocate is no longer needed.  This is to address the last open
        comment in PR fortran/57456.
        (gfc_array_allocate): Likewise.
        (structure_alloc_comps): gfc_copy_class_to_class () needs to
        know whether the class is unlimited polymorphic.
        * trans-array.h: Changed interface of gfc_array_allocate () to
        reflect the no longer needed typespec.
        * trans-expr.c (gfc_find_and_cut_at_last_class_ref): New.
        (gfc_reset_len): New.
        (gfc_get_class_array_ref): Switch to new function name for
        getting a class' vtab's field.
        (gfc_copy_class_to_class):  Added flag to know whether the class
        to copy is unlimited polymorphic.  Adding _len dependent code
        then, which calls ->vptr->copy () with four arguments adding
        the length information ->vptr->copy(from, to, from_len, to_cap).
        (gfc_conv_procedure_call): Switch to new function name for
        getting a class' vtab's field.
        (alloc_scalar_allocatable_for_assignment): Use the string_length
        as computed by gfc_conv_expr and not the statically backend_decl
        which may be incorrect when ref-ing.
        (gfc_trans_assignment_1): Use the string_length variable and
        not the rse.string_length.  The former has been computed more
        generally.
        * trans-intrinsic.c (gfc_conv_intrinsic_sizeof): Switch to new
        function name for getting a class' vtab's field.
        (gfc_conv_intrinsic_storage_size): Likewise.
        (gfc_conv_intrinsic_transfer): Likewise.
        * trans-stmt.c (gfc_trans_allocate): Restructured to evaluate
        source=expr3 only once before the loop over the objects to
        allocate, when the objects are not arrays. Doing correct _len
        initialization and calling of vptr->copy () fixing PR 64787.
        (gfc_trans_deallocate): Reseting _len to 0, preventing future
        errors.
        * trans.c (gfc_build_array_ref): Switch to new function name
        for getting a class' vtab's field.
        (gfc_add_comp_finalizer_call): Likewise.
        * trans.h: Define the prototypes for the gfc_class_vtab_*_get ()
        and gfc_vptr_*_get () functions.
        Added gfc_find_and_cut_at_last_class_ref () and
        gfc_reset_len () routine prototype.  Added flag to
        gfc_copy_class_to_class () prototype to signal an unlimited
        polymorphic entity to copy.

2015-03-24  Iain Sandoe  <iain@codesourcery.com>
            Tobias Burnus  <burnus@net-b.de>

        * gfortran.texi (_gfortran_caf_sync_memory): Improve wording.

2015-03-23  Paul Thomas  <pault@gcc.gnu.org>
            Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/64952
        * gfortran.h (struct symbol_attribute) : New field
        'array_outer_dependency'.
        * trans.h (struct gfc_ss_info): New field 'array_outer_dependency'.
        * module.c (enum ab_attribute): New value AB_ARRAY_OUTER_DEPENDENCY.
        (attr_bits): Append same value to initializer.
        (mio_symbol_attribute): Handle 'array_outer_dependency' attr
        in module read and write.
        * resolve.c (update_current_proc_outer_array_dependency): New function.
        (resolve_function, resolve_call): Add code to update current procedure's
        'array_outer_dependency' attribute.
        (resolve_variable): Mark current procedure with attribute
        array_outer_dependency if the variable is an array coming from outside
        the current namespace.
        (resolve_fl_procedure): Mark a procedure without body with attribute
        'array_outer_dependency'.
        * trans-array.c (gfc_conv_resolve_dependencies): If any ss is
        marked as 'array_outer_dependency' generate a temporary.
        (gfc_walk_function_expr): If the function may reference external arrays,
        mark the head gfc_ss with flag 'array_outer_dependency'.

2015-03-22 Jerry DeLisle  <jvdelisle@gcc.gnu.org>

        PR libgfortran/59513
        * gfortran.texi (Read/Write after EOF marker): New information.

2015-03-21  H.J. Lu  <hongjiu.lu@intel.com>

        * gfortran.texi (_gfortran_caf_sync_memory): Put @{xxx} in one
        line.

2015-03-21  Tobias Burnus  <burnus@net-b.de>

        * gfortran.texi (_gfortran_caf_sync_all, _gfortran_caf_sync_images,
        _gfortran_caf_sync_memory, _gfortran_caf_error_stop,
        _gfortran_caf_error_stop_str, _gfortran_caf_atomic_define,
        _gfortran_caf_atomic_ref, _gfortran_caf_atomic_cas,
        _gfortran_caf_atomic_op): New sections.

2015-03-21  Tobias Burnus  <burnus@net-b.de>

        * trans-expr.c (gfc_get_tree_for_caf_expr): Reject unimplemented
        coindexed coarray accesses.

2015-03-17  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/59198
        * trans-types.c (gfc_get_derived_type): If an abstract derived
        type with procedure pointer components has no other type of
        component, return the backend_decl. Otherwise build the
        components if any of the non-procedure pointer components have
        no backend_decl.

2015-03-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

        PR fortran/64432
        *trans-intrinisic.c (conv_intrinsic_system_clock): Check the
        smallest kind passed in user arguments and hardcode tesults for
        KIND=1 or KIND=2 to indicate no clock available.

2015-03-16  Andre Vehreschild  <vehre@gmx.de>

        * resolve.c: Prevent segfault on illegal input.

2015-03-14  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/61138
        * trans-expr.c (gfc_trans_pointer_assignment): Clear DESCRIPTOR_ONLY
        field before reusing LSE.

2015-03-11  Janne Blomqvist  <jb@gcc.gnu.org>

        PR libfortran/65200
        * gfortran.texi: Document behavior when opening files without
        explicit ACTION= specifier.

2015-03-10  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/65024
        * trans-expr.c (gfc_conv_component_ref): If the component
        backend declaration is missing and the derived type symbol is
        available in the reference, call gfc_build_derived_type.

2015-03-10  Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>
            Tobias Burnus  <burnus@net-b.de>

        * trans.h (caf_sync_memory): New function decl tree.
        * trans-decl.c (gfc_build_builtin_function_decls): Define it.
        (create_main_function): Don't call sync_synchronize and leave
        it to the CAF library.
        * trans-stmt.c (gfc_trans_stop): Ditto.
        (gfc_trans_sync): Ditto; add call library call for sync memory.

2015-03-08  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/60898
        * resolve.c (resolve_symbol): Check that the symbol found by
        name lookup really is the current symbol being resolved.

2015-03-02  Tobias Burnus  <burnus@net-b.de>

        * check.c (gfc_check_atomic): Properly check for coarrayness
        and for being coindexed.

2015-02-26  Martin Liska  <mliska@suse.cz>

        * resolve.c: Rename enum 'comparison' to 'compare_result' as
        solution for -Wodr issue.

2015-02-24  Thomas Schwinge  <thomas@codesourcery.com>

        PR libgomp/64625
        * f95-lang.c (DEF_FUNCTION_TYPE_VAR_8, DEF_FUNCTION_TYPE_VAR_12):
        Remove macros.
        (DEF_FUNCTION_TYPE_VAR_7, DEF_FUNCTION_TYPE_VAR_11): New macros.
        * types.def (BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR_INT_INT_VAR)
        (BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
        Remove function types.
        (BT_FN_VOID_INT_SIZE_PTR_PTR_PTR)
        (BT_FN_VOID_INT_SIZE_PTR_PTR_PTR_INT_INT_VAR)
        (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
        New function types.

2015-02-22  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR fortran/64980
        PR fortran/61960
        * trans-expr.c (gfc_apply_interface_mapping_to_expr): Remove mapping
        for component references to class objects.
        (gfc_conv_procedure_call): Compare the class by name.

2015-02-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

        PR fortran/64506
        * scanner.c (gfc_next_char_literal): For free form source,
        check for '!' and if found, clear the comment and go back
        and get the next character. For fixed form source, skip the
        rest of the line.

2015-02-12  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/64932
        * trans-stmt.c (gfc_trans_deallocate): If a component array
        expression is not a descriptor type and it is a derived type
        that has allocatable components and is not finalizable, then
        deallocate the allocatable components.

2015-02-08  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/63744
        * module.c (check_for_ambiguous): Change argument type
        from gfc_symbol to gfc_symtree.  Check local (symtree) name
        instead of original (symbol) name.
        (read_module): Update caller.

2015-02-06  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/63205
        * gfortran.h: Add 'must finalize' field to gfc_expr and
        prototypes for gfc_is_alloc_class_scalar_function and for
        gfc_is_alloc_class_array_function.
        * expr.c (gfc_is_alloc_class_scalar_function,
        gfc_is_alloc_class_array_function): New functions.
        * trans-array.c (gfc_add_loop_ss_code): Do not move the
        expression for allocatable class scalar functions outside the
        loop.
        (conv_array_index_offset): Cope with deltas being NULL_TREE.
        (build_class_array_ref): Do not return with allocatable class
        array functions. Add code to pick out the returned class array.
        Dereference if necessary and return if not a class object.
        (gfc_conv_scalarized_array_ref): Cope with offsets being NULL.
        (gfc_walk_function_expr): Return an array ss for the result of
        an allocatable class array function.
        * trans-expr.c (gfc_conv_subref_array_arg): Remove the assert
        that the argument should be a variable. If an allocatable class
        array function, set the offset to zero and skip the write-out
        loop in this case.
        (gfc_conv_procedure_call): Add allocatable class array function
        to the assert. Call gfc_conv_subref_array_arg for allocatable
        class array function arguments with derived type formal arg..
        Add the code for handling allocatable class functions, including
        finalization calls to prevent memory leaks.
        (arrayfunc_assign_needs_temporary): Return if an allocatable
        class array function.
        (gfc_trans_assignment_1): Set must_finalize to rhs expression
        for allocatable class functions. Set scalar_to_array as needed
        for scalar class allocatable functions assigned to an array.
        Nullify the allocatable components corresponding the the lhs
        derived type so that the finalization does not free them.

2015-01-29  Andre Vehreschild  <vehre@gmx.de>
            Janus Weil  <janus@gcc.gnu.org>

        PR fortran/60289
        Initial patch by Janus Weil
        * resolve.c (resolve_allocate_expr): Add check for comp. only
        when target is not unlimited polymorphic.
        * trans-stmt.c (gfc_trans_allocate): Assign correct value to
        _len component of unlimited polymorphic entities.

2015-02-05  Tobias Burnus  <burnus@net-b.de>

        PR fortran/64943
        * resolve.c (resolve_transfer): Also check structure
        constructors.

2015-02-05  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/64757
        * resolve.c (resolve_structure_cons): Obtain the rank of class
        components.
        * trans-expr.c (gfc_trans_alloc_subarray_assign): Do the
        assignment to allocatable class array components.
        (alloc_scalar_allocatable_for_subcomponent_assignment): If comp
        is a class component, allocate to the _data field.
        (gfc_trans_subcomponent_assign): If a class component with a
        derived type expression set the _vptr field and for array
        components, call gfc_trans_alloc_subarray_assign. For scalars,
        the assignment is performed here.

2015-02-04  Jakub Jelinek  <jakub@redhat.com>

        * options.c: Include langhooks.h.
        (gfc_post_options): Change lang_hooks.name based on
        selected -std= mode.

2015-02-03  Steven G. Kargl  <kargl@gcc.gnu.org>

        * intrinsic.texi (CO_ASSOCIATED): c_prt_1 should be c_ptr_1.

2015-01-30  Andre Vehreschild  <vehre@gmx.de>

        * trans-decl.c (gfc_get_symbol_decl): Removed duplicate code.
        * trans-expr.c (gfc_conv_intrinsic_to_class): Fixed indentation.
        Fixed datatype of charlen to be a 32-bit int.

2015-02-01  Joseph Myers  <joseph@codesourcery.com>

        * error.c (gfc_warning (const char *, ...), gfc_warning_now (const
        char *, ...)): Remove functions.
        * gfortran.h (gfc_warning (const char *, ...), gfc_warning_now
        (const char *, ...)): Remove declarations.
        * arith.c, check.c, data.c, decl.c, frontend-passes.c,
        interface.c, intrinsic.c, io.c, matchexp.c, module.c, openmp.c,
        options.c, parse.c, primary.c, resolve.c, scanner.c, symbol.c,
        trans-common.c, trans-const.c, trans-stmt.c: All callers of
        gfc_warning and gfc_warning_now changed to pass 0 or option number
        as first argument.

2015-01-30  Joseph Myers  <joseph@codesourcery.com>

        * f95-lang.c, gfortranspec.c, trans-const.c, trans-expr.c: All
        callers of fatal_error changed to pass input_location as first
        argument.

2015-01-28  Tobias Burnus  <burnus@net-b.de>

        * intrinsic.texi (CO_BROADCAST): Correct argument description.

2015-01-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/63861
        * trans-openmp.c (gfc_has_alloc_comps, gfc_trans_omp_clauses):
        Fix handling for scalar coarrays.
        * trans-types.c (gfc_get_element_type): Add comment.

2015-01-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR fortran/64771
        * interface.c: Remove <algorithm>.
        (check_dummy_characteristics): Use MAX instead of std::max.

2015-01-26  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/62044
        * resolve.c (resolve_allocate_expr): If the default initializer
        is NULL, keep the original MOLD expression so that the correct
        typespec is available.

2015-01-26  Tobias Burnus  <burnus@net-b.de>

        PR fortran/64771
        * interface.c (check_dummy_characteristics): Fix coarray handling.

2015-01-26  Tobias Burnus  <burnus@net-b.de>

        * io.c (gfc_match_inquire): Replace "-1" by a defined constant.

2015-01-26  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/64230
        * class.c (finalize_component): New argument 'sub_ns'. Insert code to
        check if 'expr' is associated.
        (generate_finalization_wrapper): Rename 'ptr' symbols to 'ptr1' and
        'ptr2'. Pass 'sub_ns' to finalize_component.

2015-01-25  Mikael Morin  <mikael@gcc.gnu.org>

        PR fortran/62044
        * decl.c (gfc_match_derived_decl): Don't insert a new symtree element.
        * module.c (MOD_VERSION): Bump.
        (write_module): Don't write list of extensions.
        (read_module): Don't jump over list of extensions;
        don't load list of extensions.
        (load_derived_extensions, write_dt_extensions,
         write_derived_extensions): Remove.

2015-01-24  Tobias Burnus  <burnus@net-b.de>

        * parse.c (gfc_parse_file): Fix two-location gfc_error call.

2015-01-23  Martin Liska  <mliska@suse.cz>

        * decl.c (attr_decl1): Workaround -Wmaybe-uninitialized
        false positive during profiledbootstrap by initializing them.
        * matchexp.c (match_mult_operand): Likewise.
        * module.c (write_atom): Likewise.
        (read_module): Likewise.

2015-01-23  Tom de Vries  <tom@codesourcery.com>

        PR libgomp/64672
        * lang.opt (fopenacc): Mark as LTO option.

2015-01-23  Tom de Vries  <tom@codesourcery.com>

        PR libgomp/64707
        * lang.opt (fopenmp): Mark as LTO option.

2015-01-23  Andre Vehreschild  <vehre@gmx.de>

        * trans-decl.c (gfc_finish_var_decl): Fixed moved comment.
        * trans-stmt.c (gfc_trans_allocate): Fixed indentation.

2015-01-23  Jakub Jelinek  <jakub@redhat.com>

        * gfc-diagnostic.def (DK_ICE_NOBT): New kind.

2015-01-23  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/60922
        * class.c (finalize_component): Apply the check for 'fini_coarray' only
        to coarray components.

2015-01-23  Tobias Burnus  <burnus@net-b.de>

        PR fortran/64726
        * trans-openmp.c (gfc_trans_oacc_combined_directive): Fix
        loop generation.

2015-01-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

        PR fortran/61933
        * libgfortran.h:
        * trans-io.c (set_parameter_value): Delete use of has_iostat.
        Redefine to not generate any runtime error check calls.
        (set_parameter_value_chk): Rename of the former
        set_parameter_value with the runtime error checks and fix
        whitespace. (set_parameter_value_inquire): New function that
        builds a runtime conditional block to set the INQUIRE
        common parameter block unit number to -2 when unit numbers
        exceed positive KIND=4 limits. (gfc_trans_open): Whitespace.
        For unit, use the renamed set_parameter_value_chk.
        (gfc_trans_close): Likewise use renamed function.
        (build_filepos): Whitespace and use renamed function.
        (gfc_trans_inquire): Whitespace and for unit use
        set_parameter_value and set_parameter_value_inquire.
        (gfc_trans_wait): Remove p->iostat from call to
        set_parameter_value. Use new set_parameter_value_chk for unit.
        (build_dt): Use the new set_parameter_value without p->iostat
        and fix whitespace. Use set_parameter_value_chk for unit.

2015-01-21  Thomas Koenig  <tkoenig@netcologne.de>

        PR fortran/57023
        * dependency.c (callback_dummy_intent_not_int):  New function.
        (dummy_intent_not_in):  New function.
        (gfc_full_array_ref_p):  Use dummy_intent_not_in.

2015-01-18  Andre Vehreschild  <vehre@gmx.de>
            Janus Weil <janus@gcc.gnu.org>

        PR fortran/60255
        * class.c (gfc_get_len_component): New.
        (gfc_build_class_symbol): Add _len component to unlimited
        polymorphic entities.
        (find_intrinsic_vtab): Removed emitting of error message.
        * gfortran.h: Added prototype for gfc_get_len_component.
        * simplify.c (gfc_simplify_len): Use _len component where
        available.
        * trans-expr.c (gfc_class_len_get): New.
        (gfc_conv_intrinsic_to_class): Add handling for deferred
        character arrays.
        (gfc_conv_structure): Treat _len component correctly.
        (gfc_conv_expr): Prevent bind_c handling when not required.
        (gfc_trans_pointer_assignment): Propagate _len component.
        * trans-stmt.c (class_has_len_component): New.
        (trans_associate_var): _len component treatment for associate
        context.
        (gfc_trans_allocate): Same as for trans_associate_var()
        * trans.h: Added prototype for gfc_class_len_get.

2015-01-18  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/57959
        * trans-expr.c (gfc_trans_subcomponent_assign): Use a deep copy
        for allocatable components, where the source is a variable.

2015-01-18  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/55901
        * primary.c (gfc_match_varspec): Exclude dangling associate-
        names with dimension 0 from being counted as arrays.
        * resolve.c (resolve_assoc_var): Sub-strings are permissible
        for associate-names, so exclude characters from the test for
        misuse as arrays.
        * trans-decl.c (gfc_get_symbol_decl): Associate-names can use
        the hidden string length variable of their associated target.
        Signal this by setting 'length' to a constant, if the decl for
        the string length is a variable.

2015-01-17  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/64578
        * trans-expr.c (gfc_trans_pointer_assignment): Make sure that
        before reinitializing rse, to add the rse.pre to block before
        creating 'ptrtemp'.
        * trans-intrinsic.c (gfc_conv_associated): Deal with the class
        data being a descriptor.

2015-01-17  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/60357
        * primary.c (build_actual_constructor): Prevent warning.
        * trans-expr.c (alloc_scalar_allocatable_for_subcomponent_
        assignment): New function encapsulates treatment of allocatable
        components.
        (gfc_trans_subcomponent_assign): Needed to distinguish between
        regular assignment and initilization.
        (gfc_trans_structure_assign): Same.
        (gfc_conv_structure): Same.

        PR fortran/61275
        * gfortran.h: deferred_parameter is not needed, because
        it artificial does the trick completely.
        * primary.c (build_actual_constructor): Same.
        (gfc_convert_to_structure_constructor): Same.
        * resolve.c (resolve_fl_derived0): Same.
        * trans-expr.c (gfc_conv_component_ref): Prevent treating
        allocatable deferred length char arrays here.
        (gfc_trans_subcomponent_assign): Same as above.
        * trans-types.c (gfc_sym_type): This is done in
        gfc_get_derived_type already.

2015-01-17  Andre Vehreschild  <vehre@gmx.de>

        PR fortran/60334
        * trans-decl.c (gfc_get_symbol_decl):Use a ref on the string
        length when the symbol is declared to be a result.
        * trans-expr.c (gfc_conv_procedure_call): Strip deref on the
        string length when functions are nested and the string length
        is a reference already.

2015-01-16  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/45290
        * decl.c (match_pointer_init): Error out if resolution of init expr
        failed.

2015-01-15  Tobias Burnus  <burnus@net-b.de>

        * openmp.c (check_symbol_not_pointer, resolve_oacc_data_clauses,
        resolve_oacc_deviceptr_clause, resolve_omp_clauses,
        gfc_resolve_oacc_declare): Replace '%s' by %qs.

2015-01-15  Thomas Schwinge  <thomas@codesourcery.com>
            Cesar Philippidis  <cesar@codesourcery.com>
            James Norris  <jnorris@codesourcery.com>
            Ilmir Usmanov  <i.usmanov@samsung.com>
            Tobias Burnus  <burnus@net-b.de>

        * lang.opt (fopenacc): New option.
        * cpp.c (cpp_define_builtins): Conditionally define _OPENACC.
        * dump-parse-tree.c (show_omp_node): Split part of it into...
        (show_omp_clauses): ... this new function.
        (show_omp_node, show_code_node): Handle EXEC_OACC_PARALLEL_LOOP,
        EXEC_OACC_PARALLEL, EXEC_OACC_KERNELS_LOOP, EXEC_OACC_KERNELS,
        EXEC_OACC_DATA, EXEC_OACC_HOST_DATA, EXEC_OACC_LOOP,
        EXEC_OACC_UPDATE, EXEC_OACC_WAIT, EXEC_OACC_CACHE,
        EXEC_OACC_ENTER_DATA, EXEC_OACC_EXIT_DATA.
        (show_namespace): Update for OpenACC.
        * f95-lang.c (DEF_FUNCTION_TYPE_VAR_2, DEF_FUNCTION_TYPE_VAR_8)
        (DEF_FUNCTION_TYPE_VAR_12, DEF_GOACC_BUILTIN)
        (DEF_GOACC_BUILTIN_COMPILER): New macros.
        * types.def (BT_FN_VOID_INT_INT_VAR)
        (BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR_INT_INT_VAR)
        (BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
        New function types.
        * gfortran.h (gfc_statement): Add ST_OACC_PARALLEL_LOOP,
        ST_OACC_END_PARALLEL_LOOP, ST_OACC_PARALLEL, ST_OACC_END_PARALLEL,
        ST_OACC_KERNELS, ST_OACC_END_KERNELS, ST_OACC_DATA,
        ST_OACC_END_DATA, ST_OACC_HOST_DATA, ST_OACC_END_HOST_DATA,
        ST_OACC_LOOP, ST_OACC_END_LOOP, ST_OACC_DECLARE, ST_OACC_UPDATE,
        ST_OACC_WAIT, ST_OACC_CACHE, ST_OACC_KERNELS_LOOP,
        ST_OACC_END_KERNELS_LOOP, ST_OACC_ENTER_DATA, ST_OACC_EXIT_DATA,
        ST_OACC_ROUTINE.
        (struct gfc_expr_list): New data type.
        (gfc_get_expr_list): New macro.
        (gfc_omp_map_op): Add OMP_MAP_FORCE_ALLOC, OMP_MAP_FORCE_DEALLOC,
        OMP_MAP_FORCE_TO, OMP_MAP_FORCE_FROM, OMP_MAP_FORCE_TOFROM,
        OMP_MAP_FORCE_PRESENT, OMP_MAP_FORCE_DEVICEPTR.
        (OMP_LIST_FIRST, OMP_LIST_DEVICE_RESIDENT, OMP_LIST_USE_DEVICE)
        (OMP_LIST_CACHE): New enumerators.
        (struct gfc_omp_clauses): Add async_expr, gang_expr, worker_expr,
        vector_expr, num_gangs_expr, num_workers_expr, vector_length_expr,
        wait_list, tile_list, async, gang, worker, vector, seq,
        independent, wait, par_auto, gang_static, and loc members.
        (struct gfc_namespace): Add oacc_declare_clauses member.
        (gfc_exec_op): Add EXEC_OACC_KERNELS_LOOP,
        EXEC_OACC_PARALLEL_LOOP, EXEC_OACC_PARALLEL, EXEC_OACC_KERNELS,
        EXEC_OACC_DATA, EXEC_OACC_HOST_DATA, EXEC_OACC_LOOP,
        EXEC_OACC_UPDATE, EXEC_OACC_WAIT, EXEC_OACC_CACHE,
        EXEC_OACC_ENTER_DATA, EXEC_OACC_EXIT_DATA.
        (gfc_free_expr_list, gfc_resolve_oacc_directive)
        (gfc_resolve_oacc_declare, gfc_resolve_oacc_parallel_loop_blocks)
        (gfc_resolve_oacc_blocks): New prototypes.
        * match.c (match_exit_cycle): Handle EXEC_OACC_LOOP and
        EXEC_OACC_PARALLEL_LOOP.
        * match.h (gfc_match_oacc_cache, gfc_match_oacc_wait)
        (gfc_match_oacc_update, gfc_match_oacc_declare)
        (gfc_match_oacc_loop, gfc_match_oacc_host_data)
        (gfc_match_oacc_data, gfc_match_oacc_kernels)
        (gfc_match_oacc_kernels_loop, gfc_match_oacc_parallel)
        (gfc_match_oacc_parallel_loop, gfc_match_oacc_enter_data)
        (gfc_match_oacc_exit_data, gfc_match_oacc_routine): New
        prototypes.
        * openmp.c: Include "diagnostic.h" and "gomp-constants.h".
        (gfc_free_omp_clauses): Update for members added to struct
        gfc_omp_clauses.
        (gfc_match_omp_clauses): Change mask paramter to uint64_t.  Add
        openacc parameter.
        (resolve_omp_clauses): Add openacc parameter.  Update for OpenACC.
        (struct fortran_omp_context): Add is_openmp member.
        (gfc_resolve_omp_parallel_blocks): Initialize it.
        (gfc_resolve_do_iterator): Update for OpenACC.
        (gfc_resolve_omp_directive): Call
        resolve_omp_directive_inside_oacc_region.
        (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_FIRSTPRIVATE)
        (OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_COPYPRIVATE)
        (OMP_CLAUSE_SHARED, OMP_CLAUSE_COPYIN, OMP_CLAUSE_REDUCTION)
        (OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE)
        (OMP_CLAUSE_DEFAULT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_COLLAPSE)
        (OMP_CLAUSE_UNTIED, OMP_CLAUSE_FINAL, OMP_CLAUSE_MERGEABLE)
        (OMP_CLAUSE_ALIGNED, OMP_CLAUSE_DEPEND, OMP_CLAUSE_INBRANCH)
        (OMP_CLAUSE_LINEAR, OMP_CLAUSE_NOTINBRANCH, OMP_CLAUSE_PROC_BIND)
        (OMP_CLAUSE_SAFELEN, OMP_CLAUSE_SIMDLEN, OMP_CLAUSE_UNIFORM)
        (OMP_CLAUSE_DEVICE, OMP_CLAUSE_MAP, OMP_CLAUSE_TO)
        (OMP_CLAUSE_FROM, OMP_CLAUSE_NUM_TEAMS, OMP_CLAUSE_THREAD_LIMIT)
        (OMP_CLAUSE_DIST_SCHEDULE): Use uint64_t.
        (OMP_CLAUSE_ASYNC, OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS)
        (OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_COPY, OMP_CLAUSE_COPYOUT)
        (OMP_CLAUSE_CREATE, OMP_CLAUSE_PRESENT)
        (OMP_CLAUSE_PRESENT_OR_COPY, OMP_CLAUSE_PRESENT_OR_COPYIN)
        (OMP_CLAUSE_PRESENT_OR_COPYOUT, OMP_CLAUSE_PRESENT_OR_CREATE)
        (OMP_CLAUSE_DEVICEPTR, OMP_CLAUSE_GANG, OMP_CLAUSE_WORKER)
        (OMP_CLAUSE_VECTOR, OMP_CLAUSE_SEQ, OMP_CLAUSE_INDEPENDENT)
        (OMP_CLAUSE_USE_DEVICE, OMP_CLAUSE_DEVICE_RESIDENT)
        (OMP_CLAUSE_HOST_SELF, OMP_CLAUSE_OACC_DEVICE, OMP_CLAUSE_WAIT)
        (OMP_CLAUSE_DELETE, OMP_CLAUSE_AUTO, OMP_CLAUSE_TILE): New macros.
        (gfc_match_omp_clauses): Handle those.
        (OACC_PARALLEL_CLAUSES, OACC_KERNELS_CLAUSES, OACC_DATA_CLAUSES)
        (OACC_LOOP_CLAUSES, OACC_PARALLEL_LOOP_CLAUSES)
        (OACC_KERNELS_LOOP_CLAUSES, OACC_HOST_DATA_CLAUSES)
        (OACC_DECLARE_CLAUSES, OACC_UPDATE_CLAUSES)
        (OACC_ENTER_DATA_CLAUSES, OACC_EXIT_DATA_CLAUSES)
        (OACC_WAIT_CLAUSES): New macros.
        (gfc_free_expr_list, match_oacc_expr_list, match_oacc_clause_gang)
        (gfc_match_omp_map_clause, gfc_match_oacc_parallel_loop)
        (gfc_match_oacc_parallel, gfc_match_oacc_kernels_loop)
        (gfc_match_oacc_kernels, gfc_match_oacc_data)
        (gfc_match_oacc_host_data, gfc_match_oacc_loop)
        (gfc_match_oacc_declare, gfc_match_oacc_update)
        (gfc_match_oacc_enter_data, gfc_match_oacc_exit_data)
        (gfc_match_oacc_wait, gfc_match_oacc_cache)
        (gfc_match_oacc_routine, oacc_is_loop)
        (resolve_oacc_scalar_int_expr, resolve_oacc_positive_int_expr)
        (check_symbol_not_pointer, check_array_not_assumed)
        (resolve_oacc_data_clauses, resolve_oacc_deviceptr_clause)
        (oacc_compatible_clauses, oacc_is_parallel, oacc_is_kernels)
        (omp_code_to_statement, oacc_code_to_statement)
        (resolve_oacc_directive_inside_omp_region)
        (resolve_omp_directive_inside_oacc_region)
        (resolve_oacc_nested_loops, resolve_oacc_params_in_parallel)
        (resolve_oacc_loop_blocks, gfc_resolve_oacc_blocks)
        (resolve_oacc_loop, resolve_oacc_cache, gfc_resolve_oacc_declare)
        (gfc_resolve_oacc_directive): New functions.
        * parse.c (next_free): Update for OpenACC.  Move some code into...
        (verify_token_free): ... this new function.
        (next_fixed): Update for OpenACC.  Move some code into...
        (verify_token_fixed): ... this new function.
        (case_executable): Add ST_OACC_UPDATE, ST_OACC_WAIT,
        ST_OACC_CACHE, ST_OACC_ENTER_DATA, and ST_OACC_EXIT_DATA.
        (case_exec_markers): Add ST_OACC_PARALLEL_LOOP, ST_OACC_PARALLEL,
        ST_OACC_KERNELS, ST_OACC_DATA, ST_OACC_HOST_DATA, ST_OACC_LOOP,
        ST_OACC_KERNELS_LOOP.
        (case_decl): Add ST_OACC_ROUTINE.
        (push_state, parse_critical_block, parse_progunit): Update for
        OpenACC.
        (gfc_ascii_statement): Handle ST_OACC_PARALLEL_LOOP,
        ST_OACC_END_PARALLEL_LOOP, ST_OACC_PARALLEL, ST_OACC_END_PARALLEL,
        ST_OACC_KERNELS, ST_OACC_END_KERNELS, ST_OACC_KERNELS_LOOP,
        ST_OACC_END_KERNELS_LOOP, ST_OACC_DATA, ST_OACC_END_DATA,
        ST_OACC_HOST_DATA, ST_OACC_END_HOST_DATA, ST_OACC_LOOP,
        ST_OACC_END_LOOP, ST_OACC_DECLARE, ST_OACC_UPDATE, ST_OACC_WAIT,
        ST_OACC_CACHE, ST_OACC_ENTER_DATA, ST_OACC_EXIT_DATA,
        ST_OACC_ROUTINE.
        (verify_st_order, parse_spec): Handle ST_OACC_DECLARE.
        (parse_executable): Handle ST_OACC_PARALLEL_LOOP,
        ST_OACC_KERNELS_LOOP, ST_OACC_LOOP, ST_OACC_PARALLEL,
        ST_OACC_KERNELS, ST_OACC_DATA, ST_OACC_HOST_DATA.
        (decode_oacc_directive, parse_oacc_structured_block)
        (parse_oacc_loop, is_oacc): New functions.
        * parse.h (struct gfc_state_data): Add oacc_declare_clauses
        member.
        (is_oacc): New prototype.
        * resolve.c (gfc_resolve_blocks, gfc_resolve_code): Handle
        EXEC_OACC_PARALLEL_LOOP, EXEC_OACC_PARALLEL,
        EXEC_OACC_KERNELS_LOOP, EXEC_OACC_KERNELS, EXEC_OACC_DATA,
        EXEC_OACC_HOST_DATA, EXEC_OACC_LOOP, EXEC_OACC_UPDATE,
        EXEC_OACC_WAIT, EXEC_OACC_CACHE, EXEC_OACC_ENTER_DATA,
        EXEC_OACC_EXIT_DATA.
        (resolve_codes): Call gfc_resolve_oacc_declare.
        * scanner.c (openacc_flag, openacc_locus): New variables.
        (skip_free_comments): Update for OpenACC.  Move some code into...
        (skip_omp_attribute): ... this new function.
        (skip_oacc_attribute): New function.
        (skip_fixed_comments, gfc_next_char_literal): Update for OpenACC.
        * st.c (gfc_free_statement): Handle EXEC_OACC_PARALLEL_LOOP,
        EXEC_OACC_PARALLEL, EXEC_OACC_KERNELS_LOOP, EXEC_OACC_KERNELS,
        EXEC_OACC_DATA, EXEC_OACC_HOST_DATA, EXEC_OACC_LOOP,
        EXEC_OACC_UPDATE, EXEC_OACC_WAIT, EXEC_OACC_CACHE,
        EXEC_OACC_ENTER_DATA, EXEC_OACC_EXIT_DATA.
        * trans-decl.c (gfc_generate_function_code): Update for OpenACC.
        * trans-openmp.c: Include "gomp-constants.h".
        (gfc_omp_finish_clause, gfc_trans_omp_clauses): Use GOMP_MAP_*
        instead of OMP_CLAUSE_MAP_*.  Use OMP_CLAUSE_SET_MAP_KIND.
        (gfc_trans_omp_clauses): Handle OMP_LIST_USE_DEVICE,
        OMP_LIST_DEVICE_RESIDENT, OMP_LIST_CACHE, and OMP_MAP_FORCE_ALLOC,
        OMP_MAP_FORCE_DEALLOC, OMP_MAP_FORCE_TO, OMP_MAP_FORCE_FROM,
        OMP_MAP_FORCE_TOFROM, OMP_MAP_FORCE_PRESENT,
        OMP_MAP_FORCE_DEVICEPTR, and gfc_omp_clauses' async, seq,
        independent, wait_list, num_gangs_expr, num_workers_expr,
        vector_length_expr, vector, vector_expr, worker, worker_expr,
        gang, gang_expr members.
        (gfc_trans_omp_do): Handle EXEC_OACC_LOOP.
        (gfc_convert_expr_to_tree, gfc_trans_oacc_construct)
        (gfc_trans_oacc_executable_directive)
        (gfc_trans_oacc_wait_directive, gfc_trans_oacc_combined_directive)
        (gfc_trans_oacc_declare, gfc_trans_oacc_directive): New functions.
        * trans-stmt.c (gfc_trans_block_construct): Update for OpenACC.
        * trans-stmt.h (gfc_trans_oacc_directive, gfc_trans_oacc_declare):
        New prototypes.
        * trans.c (tranc_code): Handle EXEC_OACC_CACHE, EXEC_OACC_WAIT,
        EXEC_OACC_UPDATE, EXEC_OACC_LOOP, EXEC_OACC_HOST_DATA,
        EXEC_OACC_DATA, EXEC_OACC_KERNELS, EXEC_OACC_KERNELS_LOOP,
        EXEC_OACC_PARALLEL, EXEC_OACC_PARALLEL_LOOP, EXEC_OACC_ENTER_DATA,
        EXEC_OACC_EXIT_DATA.
        * gfortran.texi: Update for OpenACC.
        * intrinsic.texi: Likewise.
        * invoke.texi: Likewise.

2015-01-15  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/58023
        * resolve.c (resolve_fl_derived0): Continue resolving next component
        after error.

2015-01-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

        PR fortran/61933
        * io.c (gfc_match_inquire): Generate error if unit number in
        inquire statement is a constant -1.  All other values allowed.
        * trans-io.c (gfc_trans_inquire): Delete dummy iostat variable.
        (create_dummy_iostat): Delete function no longer used.

2015-01-13  Jakub Jelinek  <jakub@redhat.com>

        PR fortran/64528
        * trans-decl.c (create_function_arglist): Don't set TREE_READONLY
        on dummy args with VALUE attribute.

2015-01-11  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/63733
        * interface.c (gfc_extend_expr): Look for type-bound operators before
        non-typebound ones.

2015-01-11  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/58023
        * resolve.c (resolve_fl_derived0): Set error flag if problems with the
        interface of a procedure-pointer component were detected.

2015-01-11  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/64508
        * interface.c (compare_parameter): Interface check for
        procedure-pointer component as actual argument.

2015-01-10  Thomas Schwinge  <thomas@codesourcery.com>

        * gfortran.texi: Update for libgomp being renamed from "GNU OpenMP
        Runtime Library" to "GNU Offloading and Multi Processing Runtime
        Library".
        * intrinsic.texi: Likewise.

2015-01-10  Tobias Burnus  <burnus@net-b.de>

        PR fortran/64522
        * invoke.texi (Wline-truncation): Document new behaviour.
        * lang.opt (Wline-truncation): Add Init(-1).
        * options.c (gfc_post_options): If -Wline-truncation is unset,
        enable it for free-form source files; for the latter, also use
        -Werror=line-truncation, unless -Wno-error has been specified.

2015-01-09  Michael Collison  <michael.collison@linaro.org>

        * convert.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * cpp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * decl.c: Ditto.
        * f95.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * iresolve.c: Ditto.
        * match.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * module.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * options.c: Ditto.
        * target-memory.c: Include hash-set.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * trans-array.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * trans.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * trans-common.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * trans-const.c: Ditto.
        * trans-decl.c: Ditto.
        * trans-expr.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * trans-intrinsic.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, inchash.h and real.h due to flattening of tree.h.
        * trans-io.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * trans-openmp.c: Ditto.
        * trans-stmt.c: Ditto.
        * trans-types.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, inchash.h and real.h due to flattening of tree.h.

2015-01-08  Tobias Burnus  <burnus@net-b.de>

        * trans-decl.c (gfc_build_qualified_array): Fix coarray tokens
        for module coarrays with -fcoarray=lib.
        (get_proc_pointer_decl): As module variable, make only public
        when not marked as private.

2015-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/47674
        * dependency.h:  Actually commit changes.

2015-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/47674
        * dependency.c:  Update copyright years.
        (gfc_discard_nops):  Add prototype.
        * dependency.c (discard_nops):  Rename to gfc_discard_nops,
        make non-static.
        (gfc_discard_nops):  Use gfc_discard_nops.
        (gfc_dep_difference):  Likewise.
        * frontend-passes.c  Update copyright years.
        (realloc_strings):  New function.  Add prototype.
        (gfc_run_passes):  Call realloc_strings.
        (realloc_string_callback):  New function.
        (create_var):  Add prototype.  Handle case of a
        scalar character variable.
        (optimize_trim):  Do not handle allocatable variables.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

        Update copyright years.

        * gfortranspec.c (lang_specific_driver): Update copyright notice
        dates.
        * gfc-internals.texi: Bump @copying's copyright year.
        * gfortran.texi: Ditto.
        * intrinsic.texi: Ditto.
        * invoke.texi: Ditto.

2015-01-02  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/57562
        * expr.c (find_component_ref): Deal with extended types.

2015-01-02  Tobias Burnus  <burnus@net-b.de>

        * trans-decl.c (gfc_build_qualified_array): Fix coarray tokens
        for module coarrays with -fcoarray=lib.

2015-01-02  Janus Weil  <janus@gcc.gnu.org>

        PR fortran/60507
        * interface.c (is_procptr_result): New function to check if an
        expression is a procedure-pointer result.
        (compare_actual_formal): Use it.
^L
Copyright (C) 2015 Free Software Foundation, Inc.

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