+2007-07-22 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/29962
+ PR fortran/31253
+ PR fortran/31265
+ PR fortran/31639
+ * gfortran.h (gfc_intrinsic_sym): Changed members elemental, pure,
+ generic, specific, actual_ok, noreturn into bits of a bitfield,
+ added bits for inquiry, transformational, conversion.
+ * check.c (non_init_transformational): Removed, removed all callers.
+ * intrinsic.c (enum class): New.
+ (add_sym*): Replaced argument elemetal by enum class. Changed all
+ callers.
+ (add_functions): Assign appropriate classes to intrinsic functions.
+ (add_subroutines): Assign appropriate classes to intrinsic subroutines.
+ (add_conv): Set conversion attribute.
+ (gfc_init_expr_extensions): Removed, removed all callers.
+ (gfc_intrinsic_func_interface): Reimplemented check for non-standard
+ initializatione expressions.
+ * expr.c (check_specification_function): New.
+ (gfc_is_constant_expr): Added check for specification functions.
+ (check_init_expr_arguments): New.
+ (check_inquiry): Changed return value to MATCH, added checks for
+ inquiry functions defined by F2003.
+ (check_transformational): New.
+ (check_null): New.
+ (check_elemental): New.
+ (check_conversion): New.
+ (check_init_expr): Call new check functions, add more specific error
+ messages.
+
+2007-07-21 Christopher D. Rickett <crickett@lanl.gov>
+
+ PR fortran/32627
+ * resolve.c (set_name_and_label): Set kind number for character
+ version of c_f_pointer.
+ (gfc_iso_c_sub_interface): Set the kind of the SHAPE formal arg to
+ that of the actual SHAPE arg.
+ * symbol.c (gen_shape_param): Initialize kind for SHAPE arg.
+
+2007-07-21 Christopher D. Rickett <crickett@lanl.gov>
+
+ PR fortran/32801
+ * symbol.c (generate_isocbinding_symbol): Remove unnecessary
+ conditional.
+
+ PR fortran/32804
+ * resolve.c (gfc_iso_c_func_interface): Reject assumed-shape and
+ deferred-shape arrays as args to C_LOC. Fix bug in testing
+ character args to C_LOC.
+
+2007-07-21 Lee Millward <lee.millward@gmail.com>
+
+ PR fortran/32823
+ * trans-intrinsic.c (gfc_conv_intrinsic_int): Evaluate all
+ arguments passed, not just the first one. Adjust code to
+ refer to "args[0]" instead of "arg" as a result.
+
+2007-07-19 Christopher D. Rickett <crickett@lanl.gov>
+
+ PR fortran/32600
+ * trans-expr.c (gfc_conv_function_call): Inline C_LOC.
+
+2007-07-18 Christopher D. Rickett <crickett@lanl.gov>
+
+ PR fortran/32801
+ * symbol.c (generate_isocbinding_symbol): Fix bug where
+ ISOCBINDING_FUNPTR was generated for C_LOC instead of the needed
+ ISOCBINDING_PTR.
+
+2007-07-17 Janus Weil <jaydub66@gmail.com>
+
+ PR fortran/32535
+ * resolve.c (resolve_fl_namelist): Check for namelist private
+ components in contained subprograms.
+
+2007-07-17 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/31320
+ PR fortran/32665
+ * trans-expr.c (gfc_trans_subcomponent_assign): Ensure that
+ renormalization unity base is done independently of existing
+ lbound value.
+ (gfc_trans_scalar_assign): If rhs is not a variable, put
+ lse->pre after rse->pre to ensure that de-allocation of lhs
+ occurs after evaluation of rhs.
+
+2007-07-16 Lee Millward <lee.millward@gmail.com>
+
+ PR fortran/32222
+ PR fortran/32238
+ PR fortran/32242
+ * trans-intrinsic.c (gfc_conv_intrinsic_function_args): Adjust
+ to operate on a stack allocated array for the intrinsic arguments
+ instead of creating a TREE_LIST. Add two new parameters for the
+ array and the number of elements. Update all callers to allocate
+ an array of the correct length to pass in. Update comment.
+ (gfc_intrinsic_argument_list_length): New function.
+ (gfc_conv_intrinsic_conversion): Call it.
+ (gfc_conv_intrinsic_mnimax): Likewise.
+ (gfc_conv_intrinsic_merge): Likewise.
+ (gfc_conv_intrinsic_lib_function): Call it. Use new CALL_EXPR
+ constructors.
+ (gfc_conv_intrinsic_cmplx): Likewise.
+ (gfc_conv_intrinsic_ctime): Likewise.
+ (gfc_covn_intrinsic_fdate): Likewise.
+ (gfc_conv_intrinsic_ttynam): Likewise.
+ (gfc_conv_intrinsic_ishftc): Likewise.
+ (gfc_conv_intrinsic_index): Likewise.
+ (gfc_conv_intrinsic_scan): Likewise.
+ (gfc_conv_intrinsic_verify): Likewise.
+ (gfc_conv_intrinsic_trim): Likewise.
+ (gfc_conv_intrinsic_aint): Use new CALL_EXPR constructors.
+ (gfc_conv_intrinsic_exponent): Likewise.
+ (gfc_conv_intrinsic_bound): Likewise.
+ (gfc_conv_intrinsic_abs): Likewise.
+ (gfc_conv_intrinsic_mod): Likewise.
+ (gfc_conv_intrinsic_sign): Likewise.
+ (gfc_conv_intrinsic_len): Likewise.
+ (gfc_conv_intrinsic_adjust): Likewise.
+ (gfc_conv_intrinsic_si_kind): Likewise.
+
+2007-07-16 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/32748
+ * trans-decl.c (gfc_build_builtin_function_decls): Remove
+ DECL_IS_MALLOC attribute from internal_realloc, thus reverting
+ part of my 2007-07-03 patch.
+
+2007-07-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ PR fortran/32611
+ * gfortran.h (gfc_option_t): Add flag_sign_zero field.
+ * lang.opt (-fsign-zero): New option.
+ * trans.h: Rename gfor_fndecl_set_std into gfor_fndecl_set_options.
+ * trans-decl.c (gfc_build_builtin_function_decls): Build the function
+ declaration to pass an array containing the options to be used by the
+ runtime library. (gfc_generate_function_code): Build an array that
+ contains option values to be passed to the runtime library and the call
+ to the function.
+ * options.c (gfc_init_options): Initialize the flag_sign_zero field.
+ (gfc_handle_option): Handle the -fsign-zero option.
+
+2007-07-15 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ PR fortran/32036
+ * trans-array.c (gfc_conv_array_ref): Only evaluate index once.
+
+2007-07-15 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ PR fortran/32357
+ * iresolve.c (gfc_resolve_mvbits): Convert FROMPOS, LEN and TOPOS
+ to C int.
+
+2007-07-14 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR libfortran/32731
+ * iresolve.c(gfc_resolve_pack): A scalar mask has
+ to be kind=4, an array mask with kind<4 is converted
+ to gfc_default_logical_kind automatically.
+ (gfc_resolve_unpack): Convert mask to gfc_default_lotical_kind
+ if it has a kind<4.
+
+2007-07-14 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/32724
+ * parse.c (parse_spec): Emit error on unexpected statement
+ function.
+
+2007-07-13 Daniel Franke <franke.daniel@gmail.com>
+
+ * invoke.texi: Unified upper- and lower-case in menus.
+ (-w, -W): Removed, documented by gcc.
+ * intrinsic.texi: Unified Class-section entries, added
+ subroutine/function warning where appropiate.
+
+2007-07-12 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/31639
+ * decl.c (gfc_match_suffix): Removed surplus general error that hides
+ a more specific message.
+ * resolve.c (resolve_fl_variable): Reject illegal initializiers only
+ if not already done.
+ (resolve_fl_procedure): Added check for initializers of functions.
+
+2007-07-12 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/32704
+ * invoke.texi (-static-libgfortran): Document new option.
+
+2007-07-12 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/32634
+ PR fortran/32727
+ * module.c (write_generic): Restore patch of 2007-07-10 and use
+ symbol name if there are no use names.
+
+2007-07-12 Christopher D. Rickett <crickett@lanl.gov>
+
+ PR fortran/32599
+ * decl.c (verify_c_interop_param): Require character string dummy
+ args to BIND(C) procedures to have length 1.
+ * resolve.c (resolve_fl_procedure): Modify parameter checking for
+ BIND(C) procedures.
+
+ PR fortran/32601
+ * resolve.c (gfc_iso_c_func_interface): Verify that a valid
+ expression is given as an argument to C_LOC and C_ASSOCIATED.
+ * trans-io.c (transfer_expr): Add argument for code block. Add
+ standards check to determine if an error message should be
+ reported for printing C_PTR or C_FUNPTR.
+ (transfer_array_component): Update arguments to transfer_expr.
+ (gfc_trans_transfer): Ditto.
+
+ * symbol.c (gen_cptr_param): Fix whitespace.
+
+2007-07-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/32550
+ * trans.h (GFC_POINTER_TYPE_P): Define.
+ * trans-types.c (gfc_sym_type): Set it for types on attr->sym.pointer.
+ * trans-openmp.c (gfc_omp_privatize_by_reference): Return false
+ if GFC_POINTER_TYPE_P is set on the type.
+
+2007-07-12 Richard Guenther <rguenther@suse.de>
+
+ * trans-intrinsic.c (gfc_conv_intrinsic_repeat): Convert
+ arguments to gfc_charlen_type_node.
+ * trans-io.c (gfc_convert_array_to_string): Convert type
+ size to gfc_array_index_type.
+
+2007-07-12 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/32634
+ PR fortran/32727
+ * module.c: Reverted Paul's patch from 2007-07-10.
+
+2007-07-11 Richard Guenther <rguenther@suse.de>
+
+ * trans-array.c (gfc_conv_array_parameter): Use correct
+ types for comparison.
+ * trans-intrinsic.c (gfc_conv_intrinsic_repeat): Use
+ correct types for POINTER_PLUS_EXPR.
+ * trans-stmt.c (gfc_trans_forall_loop): Use correct type
+ for integer one constant.
+
+2007-07-10 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/32157
+ * resolve.c (is_external_proc): New function. Adds test that
+ the symbol is not an intrinsic procedure.
+ * (resolve_function, resolve_call): Replace logical statements
+ with call to is_external_proc.
+
+ PR fortran/32689
+ * simplify.c (gfc_simplify_transfer): If mold has rank, the
+ result is an array.
+
+ PR fortran/32634
+ * module.c (write_generic): Write the local name of the
+ interface.
+
+2007-07-09 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ PR fortran/29459
+ * trans-array.c (gfc_trans_array_constructor): Mark offset field
+ with TREE_NO_WARNING.
+ * trans-decl.c (gfc_build_qualified_array): Mark lbound, ubound,
+ stride and size variables with TREE_NO_WARNING.
+
+2007-07-09 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ * trans-decl.c (set_tree_decl_type_code): Remove function.
+ (generate_local_decl): Remove reference to set_tree_decl_type_code.
+
+2007-07-09 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/31129
+ * trans-decl.c (generate_local_decl) Emit a warning if an unused
+ parameter is found.
+
+2007-07-08 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/29876
+ * module.c (gfc_match_use): Do not set an non-existant
+ intrinsic operator if a user-defined operator is found.
+
+2007-07-08 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/24784
+ PR fortran/28004
+ * trans-decl.c (generate_local_decl): Adjusted warning on unused
+ dummy arguments, tell middle-end not to emit additional warnings.
+
+2007-07-08 Daniel Franke <franke.daniel@gmail.com>
+ Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
+
+ PR fortran/17711
+ * gfortran.h (gfc_intrinsic_op): Added INTRINSIC_EQ_OS,
+ INTRINSIC_NE_OS, INTRINSIC_GT_OS, INTRINSIC_GE_OS,
+ INTRINSIC_LT_OS and INTRINSIC_LE_OS.
+ * arith.c (eval_intrinsic, eval_type_intrinsic0): Likewise.
+ * arith.h (gfc_eq, gfc_ne, gfc_gt, gfc_ge, gfc_lt, gfc_le):
+ Added gfc_intrinsic_op as third argument type.
+ * dump-parse-tree.c (gfc_show_expr): Account for new enum values.
+ * expr.c (simplify_intrinsic_op, check_intrinsic_op): Likewise.
+ * interface.c (check_operator_interface): Likewise.
+ (gfc_check_interfaces): Added cross-checks for FORTRAN 77 and
+ Fortran 90 style operators using new enum values.
+ (gfc_extend_expr): Likewise.
+ (gfc_add_interface): Likewise.
+ * match.c (intrinsic_operators): Distinguish FORTRAN 77 style
+ operators from Fortran 90 style operators using new enum values.
+ * matchexp.c (match_level_4): Account for new enum values.
+ * module.c (mio_expr): Likewise.
+ * resolve.c (resolve_operator): Deal with new enum values, fix
+ inconsistent error messages.
+ * trans-expr.c (gfc_conv_expr_op): Account for new enum values.
+
+2007-07-08 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/32669
+ * interface.c (get_expr_storage_size): Properly obtain lower bound.
+ (compare_actual_formal): Add space before parenthesis.
+
+2007-07-08 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/25094
+ * resolve.c (resolve_fl_procedure): Added check for PRIVATE types
+ in PUBLIC interfaces.
+
+2007-07-07 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/32644
+ * decl.c (match_attr_spec): Don't return MATCH_ERROR if comma found and
+ gfc_match_bind_c does not return MATCH_YES.
+
+2007-07-07 Kazu Hirata <kazu@codesourcery.com>
+
+ * decl.c, gfortran.h, interface.c, module.c, resolve.c,
+ trans-array.c, trans-decl.c: Fix comment typos. Follow
+ spelling conventions.
+ * intrinsic.texi: Fix typos. Follow spelling conventions.
+
+2007-05-06 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/32633
+ * symbol.c (save_status): New.
+ * gfortran.h (save_status): Added external declaration.
+ (check_conflict): Check for conflicting explicite SAVE statements
+ only.
+ (gen_special_c_interop_ptr): Use SAVE_EXPLICIT constant.
+ * module.c (ab_attribute, attr_bits): Removed enumerator value
+ AB_SAVE for save attribute.
+ (mio_symbol_attribute): Import/export the full SAVE status,
+ removed usage of AB_SAVE.
+ * dump-parse-tree.c (gfc_show_attr): Dump full SAVE status.
+ * decl.c (add_init_expr_to_sym): Set SAVE_IMPLICIT only if not
+ already explicit.
+
+2007-07-05 Daniel Franke <franke.daniel@gmail.com>
+ Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/32359
+ * gfortran.h (symbol_attribute): Change save attribute into an enum.
+ * decl.c (add_init_expr_to_sym): Set it to SAVE_IMPLICIT.
+ * symbol.c (gfc_add_save): Check for SAVE_EXPLICIT.
+ * resolve.c (resolve_fl_variable): Check for SAVE_EXPLICIT.
+ (resolve_symbol): Allow OMP threadprivate with
+ initialization SAVEd and save_all variable.
+ * trans-decl.c (gfc_finish_var_decl): Remove obsolete sym->value check.
+
+2007-07-05 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/32526
+ * match.c (gfc_match_call): Check, in all cases, that a symbol
+ is neither generic nor a subroutine before trying to add it as
+ a subroutine.
+
+ PR fortran/32613
+ * match.c (gfc_match_do): Reset the implied_index attribute.
+
+2007-07-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ PR fortran/31198
+ * trans-intrinsic.c (trans-intrinsic.c): Handle optional
+ arguments correctly for MIN and MAX intrinsics.
+
+2007-07-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/32545
+ * io.c (check_format): Always call gfc_error for errors.
+ (check_format_string): Change type of this function to try and
+ return the result of check_format.
+ (check_io_constraints): Return MATCH_ERROR if check_format_string
+ returns FAILURE.
+
+2007-07-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/32612
+ * decl.c (get_proc_name): Include attr->mod_proc in check for error.
+
+2007-07-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/32432
+ * gfortran.h: Change type of gfc_assign_data_value from void to try.
+ * data.c (gfc_assign_data_value): Return FAILURE if error found.
+ * resolve.c (check_data_variable): If gfc_assign_data_value returns
+ failure, break out of loop and return failure.
+
+2007-07-03 Christopher D. Rickett <crickett@lanl.gov>
+
+ PR fortran/32579
+ * symbol.c (gen_cptr_param): Generate C_PTR and C_FUNPTR if necessary.
+ (build_formal_args): Pass intrinsic module symbol id to
+ gen_cptr_param.
+
+2007-07-03 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/25062
+ * resolve.c (resolve_common_blocks): New check function.
+ (resolve_types): Use it.
+
+2007-07-03 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/30940
+ * interface.c (get_sym_storage_size): New function.
+ (get_sym_storage_size): New function.
+ (compare_actual_formal): Enhance sequence association
+ support and improve checking.
+
+2007-07-03 Janne Blomqvist <jb@gcc.gnu.org>
+
+ * trans-decl.c (gfc_build_builtin_function_decls): Mark
+ internal_realloc as a malloc function.
+
+2007-07-03 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/20888
+ * resolve.c (resolve_operator): Check for NULL as operand.
+
+2007-07-02 Tobias Burnus <burnus@net-b.de>
+
+ * gfortran.texi (Fortran 2003): Add ISO Bind C.
+ * intrinsic.texi (C_ASSOCIATED,C_F_POINTER,C_F_PROCPOINTER,
+ C_FUNLOC,C_LOC): Document new ISO Bind C intrinsics.
+
+2007-07-01 Christopher D. Rickett <crickett@lanl.gov>
+
+ * interface.c (gfc_compare_derived_types): Special case for comparing
+ derived types across namespaces.
+ (gfc_compare_types): Deal with BT_VOID.
+ (compare_parameter): Use BT_VOID to accept ISO C Binding pointers.
+ * trans-expr.c (gfc_conv_function_call): Remove setting parm_kind
+ to SCALAR
+ (gfc_conv_initializer): Deal with ISO C Binding NULL_PTR and
+ NULL_FUNPTR.
+ (gfc_conv_expr): Convert expressions for ISO C Binding derived types.
+ * symbol.c (gfc_set_default_type): BIND(C) variables should not be
+ Implicitly declared.
+ (check_conflict): Add BIND(C) and check for conflicts.
+ (gfc_add_explicit_interface): Whitespace.
+ (gfc_add_is_bind_c): New function.
+ (gfc_copy_attr): Use it.
+ (gfc_new_symbol): Initialize ISO C Binding objects.
+ (get_iso_c_binding_dt): New function.
+ (verify_bind_c_derived_type): Ditto.
+ (gen_special_c_interop_ptr): Ditto.
+ (add_formal_arg): Ditto.
+ (gen_cptr_param): Ditto.
+ (gen_fptr_param): Ditto.
+ (gen_shape_param): Ditto.
+ (add_proc_interface): Ditto.
+ (build_formal_args): Ditto.
+ (generate_isocbinding_symbol): Ditto.
+ (get_iso_c_sym): Ditto.
+ * decl.c (num_idents_on_line, has_name_equals): New variables.
+ (verify_c_interop_param): New function.
+ (build_sym): Finish binding labels and deal with COMMON blocks.
+ (add_init_expr_to_sym): Check if the initialized expression is
+ an iso_c_binding named constants
+ (variable_decl): Set ISO C Binding type_spec components.
+ (gfc_match_kind_spec): Check match for C interoperable kind.
+ (match_char_spec): Fix comment. Chnage gfc_match_small_int
+ to gfc_match_small_int_expr. Check for C interoperable kind.
+ (match_type_spec): Clear the current binding label.
+ (match_attr_spec): Add DECL_IS_BIND_C. If BIND(C) is found, use it
+ to set attributes.
+ (set_binding_label): New function.
+ (set_com_block_bind_c): Ditto.
+ (verify_c_interop): Ditto.
+ (verify_com_block_vars_c_interop): Ditto.
+ (verify_bind_c_sym): Ditto.
+ (set_verify_bind_c_sym): Ditto.
+ (set_verify_bind_c_com_block): Ditto.
+ (get_bind_c_idents): Ditto.
+ (gfc_match_bind_c_stmt): Ditto.
+ (gfc_match_data_decl): Use num_idents_on_line.
+ (match_result): Deal with right paren in BIND(C).
+ (gfc_match_suffix): New function.
+ (gfc_match_function_decl): Use it. Code is re-arranged to deal with
+ ISO C Binding result clauses.
+ (gfc_match_subroutine): Deal with BIND(C).
+ (gfc_match_bind_c): New function.
+ (gfc_get_type_attr_spec): New function. Code is re-arranged in and
+ taken from gfc_match_derived_decl.
+ (gfc_match_derived_decl): Add check for BIND(C).
+ * trans-common.c: Forward declare gfc_get_common.
+ (gfc_sym_mangled_common_id): Change arg from 'const char *name' to
+ 'gfc_common_head *com'. Check for ISO C Binding of the common block.
+ (build_common_decl): 'com->name' to 'com in SET_DECL_ASSEMBLER_NAME.
+ * gfortran.h: Add GFC_MAX_BINDING_LABEL_LEN
+ (bt): Add BT_VOID
+ (sym_flavor): Add FL_VOID.
+ (iso_fortran_env_symbol, iso_c_binding_symbol, intmod_id): New enum
+ (CInteropKind_t): New struct.
+ (c_interop_kinds_table): Use it. Declare an array of structs.
+ (symbol_attribute): Add is_bind_c, is_c_interop, and is_iso_c
+ bitfields.
+ (gfc_typespec): Add is_c_interop; is_iso_c, and f90_type members.
+ (gfc_symbol): Add from_intmod, intmod_sym_id, binding_label, and
+ common_block members.
+ (gfc_common_head): Add binding_label and is_bind_c members.
+ (gfc_gsymbol): Add sym_name, mod_name, and binding_label members.
+ Add prototypes for get_c_kind, gfc_validate_c_kind,
+ gfc_check_any_c_kind, gfc_add_is_bind_c, gfc_add_value,
+ verify_c_interop, verify_c_interop_param, verify_bind_c_sym,
+ verify_bind_c_derived_type, verify_com_block_vars_c_interop,
+ generate_isocbinding_symbol, get_iso_c_sym, gfc_iso_c_sub_interface
+ * iso-c-binding.def: New file. This file contains the definitions
+ of the types provided by the Fortran 2003 ISO_C_BINDING intrinsic
+ module.
+ * trans-const.c (gfc_conv_constant_to_tree): Deal with C_NULL_PTR
+ or C_NULL_FUNPTR expressions.
+ * expr.c (gfc_copy_expr): Add BT_VOID case. For BT_CHARACTER, the
+ ISO C Binding requires a minimum string length of 1 for '\0'.
+ * module.c (intmod_sym): New struct.
+ (pointer_info): Add binding_label member.
+ (write_atom): Set len to 0 for NULL pointers. Check for NULL p and *p.
+ (ab_attribute): Add AB_IS_BIND_C, AB_IS_C_INTEROP and AB_IS_ISO_C.
+ (attr_bits): Add "IS_BIND_C", "IS_C_INTEROP", and "IS_ISO_C".
+ (mio_symbol_attribute): Deal with ISO C Binding attributes.
+ (bt_types): Add "VOID".
+ (mio_typespec): Deal with ISO C Binding components.
+ (mio_namespace_ref): Add intmod variable.
+ (mio_symbol): Check for symbols from an intrinsic module.
+ (load_commons): Check for BIND(C) common block.
+ (read_module): Read binding_label and use it.
+ (write_common): Add label. Write BIND(C) info.
+ (write_blank_common): Blank commons are not BIND(C). Explicitly
+ set is_bind_c=0.
+ (write_symbol): Deal with binding_label.
+ (sort_iso_c_rename_list): New function.
+ (import_iso_c_binding_module): Ditto.
+ (create_int_parameter): Add to args.
+ (use_iso_fortran_env_module): Adjust to deal with iso_c_binding
+ intrinsic module.
+ * trans-types.c (c_interop_kinds_table): new array of structs.
+ (gfc_validate_c_kind): New function.
+ (gfc_check_any_c_kind): Ditto.
+ (get_real_kind_from_node): Ditto.
+ (get_int_kind_from_node): Ditto.
+ (get_int_kind_from_width): Ditto.
+ (get_int_kind_from_minimal_width): Ditto.
+ (init_c_interop_kinds): Ditto.
+ (gfc_init_kinds): call init_c_interop_kinds.
+ (gfc_typenode_for_spec): Adjust for BT_VOID and ISO C Binding pointers.
+ Adjust handling of BT_DERIVED.
+ (gfc_sym_type): Whitespace.
+ (gfc_get_derived_type): Account for iso_c_binding derived types
+ * resolve.c (is_scalar_expr_ptr): New function.
+ (gfc_iso_c_func_interface): Ditto.
+ (resolve_function): Use gfc_iso_c_func_interface.
+ (set_name_and_label): New function.
+ (gfc_iso_c_sub_interface): Ditto.
+ (resolve_specific_s0): Use gfc_iso_c_sub_interface.
+ (resolve_bind_c_comms): New function.
+ (resolve_bind_c_derived_types): Ditto.
+ (gfc_verify_binding_labels): Ditto.
+ (resolve_fl_procedure): Check for ISO C interoperability.
+ (resolve_symbol): Check C interoperability.
+ (resolve_types): Walk the namespace. Check COMMON blocks.
+ * trans-decl.c (gfc_sym_mangled_identifier): Prevent the mangling
+ of identifiers that have an assigned binding label.
+ (gfc_sym_mangled_function_id): Use the binding label rather than
+ the mangled name.
+ (gfc_finish_var_decl): Put variables that are BIND(C) into a common
+ segment of the object file, because this is what C would do.
+ (gfc_create_module_variable): Conver to proper types
+ (set_tree_decl_type_code): New function.
+ (generate_local_decl): Check dummy variables and derived types for
+ ISO C Binding attributes.
+ * match.c (gfc_match_small_int_expr): New function.
+ (gfc_match_name_C): Ditto.
+ (match_common_name): Deal with ISO C Binding in COMMON blocks
+ * trans-io.c (transfer_expr): Deal with C_NULL_PTR or C_NULL_FUNPTR
+ expressions
+ * match.h: Add prototypes for gfc_match_small_int_expr,
+ gfc_match_name_C, match_common_name, set_com_block_bind_c,
+ set_binding_label, set_verify_bind_c_sym,
+ set_verify_bind_c_com_block, get_bind_c_idents,
+ gfc_match_bind_c_stmt, gfc_match_suffix, gfc_match_bind_c,
+ gfc_get_type_attr_spec
+ * parse.c (decode_statement): Use gfc_match_bind_c_stmt
+ (parse_derived): Init *derived_sym = NULL, and gfc_current_block
+ later for valiadation.
+ * primary.c (got_delim): Set ISO C Binding components of ts.
+ (match_logical_constant): Ditto.
+ (match_complex_constant): Ditto.
+ (match_complex_constant): Ditto.
+ (gfc_match_rvalue): Check for existence of at least one arg for
+ C_LOC, C_FUNLOC, and C_ASSOCIATED.
+ * misc.c (gfc_clear_ts): Clear ISO C Bindoing components in ts.
+ (get_c_kind): New function.
+
+2007-07-01 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/32239
+ * trans-expr.c (gfc_conv_power_op): Use builtin_powi for
+ real**int4 powers.
+ * f95-lang.c (gfc_init_builtin_functions): Add builtin_powi to the
+ builtins table.
+
2007-07-01 Janne Blomqvist <jb@gcc.gnu.org>
* trans.h: Remove decls for 64-bit allocation functions.
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