Commit Graph

108 Commits

Author SHA1 Message Date
Tobias Schlüter
5cb4180570 re PR fortran/32147 (Module file change due to order of writting out changes)
fortran/
PR fortran/32147
* module.c (write_symbol): Fix whitespace.
(write_symbol0): Walk symtree from left-to-right instead
breadth-first.
(write_symbol1): Similarly change walk of pointer info tree.
(write_module): Insert linebreak.
* symbol.c (gfc_traverse_symtree): Change to left-to-right order.
(traverse_ns): Likewise.

testsuite/
PR fortran/32147
* gfortran.dg/module_md5_1.f90: Update hash-value.

From-SVN: r129701
2007-10-28 19:53:27 +01:00
Christopher D. Rickett
36dcec9142 re PR fortran/33760 (Bind(C): Using C_PTR as structure constructor gives an ICE)
2007-10-17 Christopher D. Rickett <crickett@lanl.gov>

        PR fortran/33760
        * symbol.c (gen_special_c_interop_ptr): Remove code to create
        constructor for c_null_ptr and c_null_funptr with value of 0.
        * expr.c (check_init_expr): Prevent check on constructors for
        iso_c_binding derived types.
        * resolve.c (resolve_structure_cons): Verify that the user isn't
        trying to invoke a structure constructor for one of the
        iso_c_binding derived types.


2007-10-17 Christopher D. Rickett <crickett@lanl.gov>

        PR fortran/33760
        * gfortran.dg/c_ptr_tests_13.f03: New test case.

From-SVN: r129402
2007-10-17 08:57:06 +02:00
Christopher D. Rickett
9fd25b5cd5 re PR fortran/32600 ([ISO Bind C] C_F_POINTER w/o SHAPE should not be a library function)
2007-10-15 Christopher D. Rickett <crickett@lanl.gov>

        PR fortran/32600
        * trans-expr.c (gfc_conv_function_call): Generate code to inline
        c_associated.
        * symbol.c (get_iso_c_sym): Preserve from_intmod and
        * intmod_sym_id
        attributes in the resolved symbol.
        * resolve.c (gfc_iso_c_sub_interface): Remove dead code.


2007-10-15 Christopher D. Rickett <crickett@lanl.gov>

        PR fortran/32600
        * libgfortran/intrinsics/iso_c_binding.c: Remove c_associated_1
        and c_associated_2.
        * libgfortran/intrinsics/iso_c_binding.h: Ditto.
        * libgfortran/gfortran.map: Ditto.

From-SVN: r129367
2007-10-15 21:58:55 +02:00
Francois-Xavier Coudert
9fa6b0af1f re PR fortran/33221 (Cannot declare variables of TYPE without components)
PR fortran/33221

	* gfortran.h (symbol_attribute): Add zero_comp field.
	* symbol.c (gfc_use_derived): Handle case of emtpy derived types.
	* decl.c (gfc_match_data_decl): Likewise.
	(gfc_match_derived_decl): Likewise.
	* module.c (ab_attribute, attr_bits): Add AB_ZERO_COMP member.
	(mio_symbol_attribute): Write and read AB_ZERO_COMP.
	* resolve.c (resolve_symbol): Handle case of emtpy derived types.
	* parse.c (parse_derived): Likewise.

	* gfortran.dg/used_types_18.f90: Declare variable of empty
	derived type.

From-SVN: r128633
2007-09-20 22:03:22 +00:00
Tobias Burnus
10a6db6ef3 symbol.c (gfc_add_elemental,gfc_add_pure,gfc_add_recursive): Allow prefixes only to be specified once.
2007-09-13  Tobias Burnus  <burnus@net-b.de>

	* symbol.c (gfc_add_elemental,gfc_add_pure,gfc_add_recursive):
	Allow prefixes only to be specified once.

2007-09-13  Tobias Burnus  <burnus@net-b.de>

	* gfortran.dg/recursive_check_3.f90: New.

From-SVN: r128472
2007-09-13 20:03:39 +02:00
Tobias Burnus
e3bfd8f416 re PR fortran/33412 (Bind(C): ELEMENTAL procedure conflicts with BIND(C))
2007-09-13  Tobias Burnus  <burnus@net-b.de>

	PR fortran/33412
	* symbol.c (check_conflict): Add conflict of ELEMENTAL with Bind(C).

2007-09-13  Tobias Burnus  <burnus@net-b.de>

	PR fortran/33412
	* gfortran.dg/elemental_bind_c.f90: New.

From-SVN: r128471
2007-09-13 19:58:10 +02:00
Tobias Burnus
a1dde7d41c re PR fortran/33284 (ENTRY and INTRINSIC with same name)
2007-09-12  Tobias Burnus  <burnus@net-b.de>

	PR fortran/33284
	PR fortran/33310
	* symbol.c (check_conflict): Add conflict between INTRINSIC and ENTRY
	and between BIND(C) and PARAMETER.

2007-09-12  Tobias Burnus  <burnus@net-b.de>

	PR fortran/33284
	PR fortran/33310
	* gfortran.dg/conflicts_2.f90: New.

From-SVN: r128423
2007-09-12 12:27:27 +02:00
Janus Weil
6977374226 decl.c (match_procedure_decl,match_procedure_in_interface, [...]): Handle PROCEDURE statements.
2007-09-04  Janus Weil  <jaydub66@gmail.com>
	    Paul Thomas  <pault@gcc.gnu.org>

	* decl.c (match_procedure_decl,match_procedure_in_interface,
	gfc_match_procedure): Handle PROCEDURE statements.
	* gfortran.h (struct gfc_symbol): New member "gfc_symbol *interface".
	(enum gfc_statement): New element "ST_PROCEDURE".
	(strcut symbol_attribute): New member "unsigned procedure".
	* interface.c (check_interface0): Extended error checking.
	* match.h: Add gfc_match_procedure prototype.
	* parse.c (decode_statement,next_statement,gfc_ascii_statement,
	parse_derived,parse_interface): Implement PROCEDURE statements.
	* resolve.c (resolve_symbol): Ditto.
	* symbol.c (check_conflict): Ditto.
	(gfc_add_proc): New function for setting the procedure attribute.
	(copy_formal_args): New function for copying formal argument lists.


2007-09-04  Janus Weil  <jaydub66@gmail.com>
	    Tobias Burnus  <burnus@net-b.de>

	* gfortran.dg/proc_decl_1.f90: New.
	* gfortran.dg/proc_decl_2.f90: New.
	* gfortran.dg/proc_decl_3.f90: New.
	* gfortran.dg/proc_decl_4.f90: New.


Co-Authored-By: Paul Thomas <pault@gcc.gnu.org>
Co-Authored-By: Tobias Burnus <burnus@net-b.de>

From-SVN: r128081
2007-09-04 15:50:35 +02:00
Tobias Burnus
e9c0656362 [multiple changes]
2007-08-18  Tobias Burnus  <burnus@net-b.de>

	* gfortran.h (gfc_is_intrinsic_typename): Add declaration.
	* symbol.c (gfc_is_intrinsic_typename): New function.
	* parse.c (decode_statement): Check for space in ABSTRACT INTERFACE.
	(parse_interface): Use gfc_is_intrinsic_typename.
	* decl.c (gfc_match_derived_decl): Ditto.
	* module.c (gfc_match_use): Use gcc_unreachable() for
	INTERFACE_ABSTRACT in switch().

2007-08-19  Tobias Burnus  <burnus@net-b.de>

	* gfortran.dg/interface_abstract_2.f90: New.
	* gfortran.dg/interface_abstract_1.f90: Fix typo.

From-SVN: r127626
2007-08-19 22:08:14 +02:00
Paul Thomas
5a8af0b4ef re PR fortran/32827 (IMPORT fails for TYPE when also used in INTERFACE)
2007-08-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/32827
	* decl.c (variable_decl): Check for an imported symbol
	by looking for its symtree and testing for the imported
	attribute.
	(gfc_match_import): Remove change of symbol's namespace
	and set the attribute imported instead.
	* symbol.c (gfc_get_sym_tree): It is not an error if a
	symbol is imported.
	* gfortran.h : Add the 'imported' to symbol_attribute.

2007-08-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/32827
	* gfortran.dg/import6.f90: New test.

From-SVN: r127397
2007-08-13 20:58:00 +00:00
Paul Thomas
aa84a9a5e4 re PR fortran/31214 (User-defined operator using entry leads to ICE)
2007-08-04  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/31214
	* symbol.c (get_unique_symtree): Moved from module.c.
	* module.c (get_unique_symtree): Moved to symbol.c.
	* decl.c (get_proc_name): Transfer the typespec from the local
	symbol to the module symbol, in the case that an entry is also
	a module procedure.  Ensure the local symbol is cleaned up by
	pointing to it with a unique symtree.

	* dump_parse_tree (gfc_show_code_node): Add EXEC_ASSIGN_CALL.

2007-08-04  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/31214
	* gfortran.dg/entry_13.f90: New test.

	* gfortran.dg/entry_12.f90: Clean up .mod file.

From-SVN: r127213
2007-08-04 20:46:11 +00:00
Nick Clifton
d234d78859 arith.c: Change copyright header to refer to version 3 of the GNU General Public...
* arith.c: Change copyright header to refer to version 3 of the GNU General 
  Public License and to point readers at the COPYING3 file and the FSF's 
  license web page.
* openmp.c, interface.c, intrinsic.c, trans-array.c, trans-expr.c, symbol.c, 
  iso-fortran-env.def, intrinsic.h, decl.c, trans-array.h, matchexp.c, 
  dump-parse-tree.c, trans-common.c, array.c, Make-lang.in, trans-openmp.c, 
  gfortran.h, error.c, iso-c-binding.def, lang.opt, data.c, trans-const.c, 
  trans-stmt.c, expr.c, trans-const.h, trans-stmt.h, module.c, trans.c, 
  scanner.c, trans-types.c, trans.h, gfortranspec.c, trans-types.h, 
  lang-specs.h, io.c, bbt.c, resolve.c, f95-lang.c, st.c, iresolve.c, match.c,
  trans-decl.c, trans-io.c, target-memory.c, match.h, target-memory.h, parse.c,
  arith.h, check.c, dependency.c, parse.h, types.def, convert.c, dependency.h,
  primary.c, trans-intrinsic.c, options.c, misc.c, simplify.c: Likewise.

From-SVN: r127129
2007-08-01 16:29:36 +00:00
Kazu Hirata
1207ac677d gfortran.h, [...]: Fix comment typos.
* gfortran.h, interface.c, resolve.c, symbol.c: Fix comment
	typos.
	* intrinsic.texi, invoke.texi: Fix typos.

From-SVN: r127029
2007-07-28 23:46:26 +00:00
Kaveh R. Ghazi
741ac90383 c-common.c (fname_as_string, [...]): Constify.
* c-common.c (fname_as_string, c_type_hash): Constify.
	* c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
	* cgraph.c (edge_hash, edge_eq): Likewise.
	* dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
	* emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
	reg_attrs_htab_eq): Likewise.
	* except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
	Likewise.
	* genautomata.c (const_reserv_sets_t, const_unit_decl_t,
	const_decl_t, const_state_t, const_automata_list_el_t): New.
	(first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
	DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
	automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
	insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
	reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
	automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
	compare_max_occ_cycle_nums, out_state_arcs_num,
	compare_transition_els_num, units_cmp, state_reservs_cmp):
	Constify.
	* genmodes.c (cmp_modes): Likewise.
	* ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
	* gimplify.c (compare_case_labels): Likewise.
	* ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
	* loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
	* matrix-reorg.c (mtt_info_hash): Likewise.
	* postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
	* rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
	(htab_hash_bucket, htab_hash_elem): Constify.
	* tree-browser.c (TB_parent_eq): Likewise.
	* tree-scalar-evolution.c (hash_scev_info): Likewise.
	* tree-ssa-alias.c (sort_tags_by_id): Likewise.
	* tree-ssa-coalesce.c (const_coalesce_pair_p): New.
	(coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
	Constify.
	* tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
	* tree-ssa-pre.c (const_expr_pred_trans_t): New.
	(expr_pred_trans_hash, expr_pred_trans_eq): Constify.
	* tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
	const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
	New.
	(vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
	vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
	vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
	* tree-ssa-threadupdate.c (redirection_data_hash,
	redirection_data_eq): Likewise. 
	* tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
	* tree-ssa.c (var_ann_eq): Likewise.
	* tree-vrp.c (compare_case_labels): Likewise.
	* tree.c (int_cst_hash_hash, int_cst_hash_eq,
	tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
	tree_not_check_failed, tree_class_check_failed,
	tree_range_check_failed, tree_not_class_check_failed,
	omp_clause_check_failed, omp_clause_range_check_failed,
	tree_contains_struct_check_failed, tree_operand_check_failed):
	Likewise. 
	* tree.h (tree_contains_struct_check_failed, tree_check_failed,
	tree_not_check_failed, tree_class_check_failed,
	tree_range_check_failed, tree_not_class_check_failed,
	tree_operand_check_failed, omp_clause_operand_check_failed,
	tree_operand_length): Likewise. 
	* var-tracking.c (const_variable): New.
	(variable_htab_hash, variable_htab_eq): Constify.
	* varasm.c (const_desc_hash): Likewise.

cp:
	* decl.c (typename_hash, typename_compare): Constify.
	* mangle.c (hash_type, compare_type): Likewise.
	* pt.c (eq_local_specializations, hash_local_specialization):
	Likewise.
	* tree.c (cplus_array_hash, cplus_array_compare, list_hash_eq,
	list_hash): Likewise.
	* typeck2.c (pat_compare): Likewise.

fortran:
	* gfortran.h (generate_isocbinding_symbol): Constify.
	* symbol.c (gen_special_c_interop_ptr, gen_cptr_param,
	generate_isocbinding_symbol): Likewise.

java:
	* class.c (java_treetreehash_hash, java_treetreehash_compare):
	Constify. 
	* expr.c (type_assertion_eq): Likewise.
	* jcf-io.c (compare_path): Likewise.
	* jcf-parse.c (cmpstringp): Likewise.
	* verify-impl.c (get_one_type, compute_argument_types,
	compute_return_type): Likewise. 

objc:
	* objc-act.c (volatilized_hash, volatilized_eq, string_hash,
	string_eq): Constify.

From-SVN: r126925
2007-07-25 19:06:06 +00:00
Paul Thomas
08113c7398 re PR fortran/31205 (aliased operator assignment produces wrong result)
2007-07-24 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/31205
	PR fortran/32842
	* trans-expr.c (gfc_conv_function_call): Remove the default
	initialization of intent(out) derived types.
	* symbol.c (gfc_lval_expr_from_sym): New function.
	* matchexp.c (gfc_get_parentheses): Return argument, if it is
	character and posseses a ref.
	* gfortran.h : Add prototype for gfc_lval_expr_from_sym.
	* resolve.c (has_default_initializer): Move higher up in file.
	(resolve_code): On detecting an interface assignment, check
	if the rhs and the lhs are the same symbol.  If this is so,
	enclose the rhs in parenetheses to generate a temporary and
	prevent any possible aliasing.
	(apply_default_init): Remove code making the lval and call
	gfc_lval_expr_from_sym instead.
	(resolve_operator): Give a parentheses expression a type-
	spec if it has no type.
	* trans-decl.c (gfc_trans_deferred_vars): Apply the a default
	initializer, if any, to an intent(out) derived type, using
	gfc_lval_expr_from_sym and gfc_trans_assignment.  Check if
	the dummy is present.


2007-07-24 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/31205
	* gfortran.dg/alloc_comp_basics_1.f90 : Restore number of
	"deallocates" to 24, since patch has code rid of much spurious
	code.
	* gfortran.dg/interface_assignment_1.f90 : New test.

	PR fortran/32842
	* gfortran.dg/interface_assignment_2.f90 : New test.

From-SVN: r126885
2007-07-24 19:15:27 +00:00
Christopher D. Rickett
d8fa96e089 re PR fortran/32797 ([ISO C Binding] Internal Error: gfc_basic_typename(): Undefined type)
2007-07-23  Christopher D. Rickett  <crickett@lanl.gov>

        PR fortran/32797
        PR fortran/32800
        * decl.c (verify_bind_c_sym): Use the result symbol for functions
        with a result clause.  Warn if implicitly typed.  Verify the type
        and rank of the SHAPE argument, if given.
        * resolve.c (gfc_iso_c_sub_interface): Use gfc_procedure_use to
        check the actual args against the formal, sorting them if
        necessary.
        * symbol.c (gen_shape_param): Initialize type of SHAPE param to
        BT_VOID.

2007-07-23  Christopher D. Rickett  <crickett@lanl.gov>

        PR fortran/32797
        PR fortran/32800
        * gfortran.dg/bind_c_usage_8.f03: New test case.
        * gfortran.dg/c_f_pointer_tests_2.f03: Ditto.
        * gfortran.dg/c_ptr_tests_5.f03: Updated expected error message.

From-SVN: r126856
2007-07-23 19:47:16 +02:00
Christopher D. Rickett
6ad5cf725f re PR fortran/32627 ([ISO Bind C] Accept c_f_pointer for TYPE)
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/32627
        * libgfortran/intrinsics/iso_c_generated_procs.c: Add c_f_pointer
        for character/string arguments.
        * libgfortran/intrinsic/iso_c_binding.c (c_f_pointer_u0): Allow
        the optional SHAPE arg to be any valid integer kind.
        * libgfortran/gfortran.map: Add c_f_pointer_s0.
        * libgfortran/mk-kinds-h.sh: Save smallest integer kind as default
        character kind.
        * libgfortran/intrinsics/iso_c_generated_procs.c: Add versions of
        c_f_pointer for complex and logical types.
        * libgfortran/gfortran.map: Add c_f_pointer versions for logical
        and complex types.

2007-07-21  Christopher D. Rickett  <crickett@lanl.gov>

        PR fortran/32627
        * gfortran.dg/pr32627_driver.c: Driver for pr32627.
        * gfortran.dg/pr32627.f03: New test case.
        * gfortran.dg/c_f_pointer_logical.f03: New test case.
        * gfortran.dg/c_f_pointer_logical_driver.c: Driver for
        c_f_pointer_logical.
        * gfortran.dg/c_f_pointer_complex_driver.c: Driver for
        c_f_pointer_complex.
        * gfortran.dg/c_f_pointer_complex.f03: New test case.
        * gfortran.dg/c_f_pointer_shape_tests_2_driver.c: Driver for
        c_f_pointer_shape_tests_2.
        * gfortran.dg/c_f_pointer_shape_tests_2.f03: New test case.

From-SVN: r126817
2007-07-21 23:45:44 +00:00
Christopher D. Rickett
21a7722788 re PR fortran/32801 (USE of ISO_C_BINDING, ONLY: C_LOC causes compiler seg fault)
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  Christopher D. Rickett  <crickett@lanl.gov>

        PR fortran/32804
        * gfortran.dg/c_loc_tests_9.f03: New test case.
        * gfortran.dg/c_loc_tests_10.f03: Ditto.

From-SVN: r126812
2007-07-21 20:31:17 +00:00
Christopher D. Rickett
c00a2e6beb re PR fortran/32801 (USE of ISO_C_BINDING, ONLY: C_LOC causes compiler seg fault)
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.


2007-07-18  Christopher D. Rickett  <crickett@lanl.gov>

	PR fortran/32801
	* gfortran.dg/pr32801.f03: New test case.

From-SVN: r126732
2007-07-19 00:02:21 +02:00
Christopher D. Rickett
aa5e22f000 re PR fortran/32599 ([ISO C Binding] Accepts character with len /= 1)
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  Christopher D. Rickett  <crickett@lanl.gov>

	PR fortran/32599
	* gfortran.dg/32599.f03: New test case.

	PR fortran/32601
	* gfortran.dg/32601.f03: New test case.
	* gfortran.dg/32601_1.f03: Ditto.
	* gfortran.dg/c_ptr_tests_9.f03: Updated dg-options.
	* gfortran.dg/c_ptr_tests_10.f03: Ditto.

From-SVN: r126598
2007-07-12 21:52:03 +02:00
Daniel Franke
ef7236d25b re PR fortran/32633 (bogus error)
gcc/fortran:
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.

gcc/testsuite:
2007-07-06  Daniel Franke  <franke.daniel@gmail.com>

        * gfortran.dg/save_parameter.f90: New test.
        * gfortran.dg/module_md5_1.f90: Updated MD5 sum.

From-SVN: r126413
2007-07-06 08:37:22 -04:00
Tobias Burnus
5349080dd3 re PR fortran/32359 (incorrect error: Threadprivate isn't SAVEd (implicit save attribute undefined))
gcc/fortran/
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.


libgomp/
2007-07-05  Tobias Burnus  <burnus@net-b.de>

	PR fortran/32359
	* testsuite/libgomp.fortran/pr32359.f90: New.

gcc/testsuite/
2007-07-05  Tobias Burnus  <burnus@net-b.de>

	PR fortran/32359
	* gfortran.dg/module_md5_1.f90: Update MD5 number.

From-SVN: r126366
2007-07-05 14:51:51 +02:00
Christopher D. Rickett
9eb0d3d733 re PR fortran/32579 (problem using iso_c_binding (II))
2007-07-02  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.

	* gfortran.dg/iso_c_binding_only.f03: Updated test case.

From-SVN: r126280
2007-07-03 21:45:59 +00:00
Christopher D. Rickett
a8b3b0b633 [multiple changes]
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  Christopher D. Rickett  <crickett@lanl.gov>

	* Makefile.in: Add support for iso_c_generated_procs.c and
	iso_c_binding.c.
	* Makefile.am: Ditto.
	* intrinsics/iso_c_generated_procs.c: New file containing helper
	functions.
	* intrinsics/iso_c_binding.c: Ditto.
	* intrinsics/iso_c_binding.h: New file
	* gfortran.map: Include the __iso_c_binding_c_* functions.
	* libgfortran.h: define GFC_NUM_RANK_BITS.

2007-06-23  Christopher D. Rickett  <crickett@lanl.gov>

	* bind_c_array_params.f03: New files for Fortran 2003 ISO C Binding.
	* bind_c_coms.f90: Ditto.
	* bind_c_coms_driver.c: Ditto.
	* bind_c_dts.f90: Ditto.
	* bind_c_dts_2.f03: Ditto.
	* bind_c_dts_2_driver.c: Ditto.
	* bind_c_dts_3.f03: Ditto.
	* bind_c_dts_4.f03: Ditto.
	* bind_c_dts_driver.c: Ditto.
	* bind_c_implicit_vars.f03: Ditto.
	* bind_c_procs.f03: Ditto.
	* bind_c_usage_2.f03: Ditto.
	* bind_c_usage_3.f03: Ditto.
	* bind_c_usage_5.f03: Ditto.
	* bind_c_usage_6.f03: Ditto.
	* bind_c_usage_7.f03: Ditto.
	* bind_c_vars.f90: Ditto.
	* bind_c_vars_driver.c: Ditto.
	* binding_c_table_15_1.f03: Ditto.
	* binding_label_tests.f03: Ditto.
	* binding_label_tests_10.f03: Ditto.
	* binding_label_tests_10_main.f03: Ditto.
	* binding_label_tests_11.f03: Ditto.
	* binding_label_tests_11_main.f03: Ditto.
	* binding_label_tests_12.f03: Ditto.
	* binding_label_tests_13.f03: Ditto.
	* binding_label_tests_13_main.f03: Ditto.
	* binding_label_tests_14.f03: Ditto.
	* binding_label_tests_2.f03: Ditto.
	* binding_label_tests_3.f03: Ditto.
	* binding_label_tests_4.f03: Ditto.
	* binding_label_tests_5.f03: Ditto.
	* binding_label_tests_6.f03: Ditto.
	* binding_label_tests_7.f03: Ditto.
	* binding_label_tests_8.f03: Ditto.
	* binding_label_tests_9.f03: Ditto.
	* c_assoc.f90: Ditto.
	* c_assoc_2.f03: Ditto.
	* c_f_pointer_shape_test.f90: Ditto.
	* c_f_pointer_tests.f90: Ditto.
	* c_f_tests_driver.c: Ditto.
	* c_funloc_tests.f03: Ditto.
	* c_funloc_tests_2.f03: Ditto.
	* c_funloc_tests_3.f03: Ditto.
	* c_funloc_tests_3_funcs.c: Ditto.
	* c_kind_params.f90: Ditto.
	* c_kind_tests_2.f03: Ditto.
	* c_kinds.c: Ditto.
	* c_loc_driver.c: Ditto.
	* c_loc_test.f90: Ditto.
	* c_loc_tests_2.f03: Ditto.
	* c_loc_tests_2_funcs.c: Ditto.
	* c_loc_tests_3.f03: Ditto.
	* c_loc_tests_4.f03: Ditto.
	* c_loc_tests_5.f03: Ditto.
	* c_loc_tests_6.f03: Ditto.
	* c_loc_tests_7.f03: Ditto.
	* c_loc_tests_8.f03: Ditto.
	* c_ptr_tests.f03: Ditto.
	* c_ptr_tests_10.f03: Ditto.
	* c_ptr_tests_5.f03: Ditto.
	* c_ptr_tests_7.f03: Ditto.
	* c_ptr_tests_7_driver.c: Ditto.
	* c_ptr_tests_8.f03: Ditto.
	* c_ptr_tests_8_funcs.c: Ditto.
	* c_ptr_tests_9.f03: Ditto.
	* c_ptr_tests_driver.c: Ditto.
	* c_size_t_driver.c: Ditto.
	* c_size_t_test.f03: Ditto.
	* com_block_driver.f90: Ditto.
	* global_vars_c_init.f90: Ditto.
	* global_vars_c_init_driver.c: Ditto.
	* global_vars_f90_init.f90: Ditto.
	* global_vars_f90_init_driver.c: Ditto.
	* interop_params.f03: Ditto.
	* iso_c_binding_only.f03: Ditto.
	* iso_c_binding_rename_1.f03: Ditto.
	* iso_c_binding_rename_1_driver.c: Ditto.
	* iso_c_binding_rename_2.f03: Ditto.
	* iso_c_binding_rename_2_driver.c: Ditto.
	* kind_tests_2.f03: Ditto.
	* kind_tests_3.f03: Ditto.
	* module_md5_1.f90: Ditto.
	* only_clause_main.c: Ditto.
	* print_c_kinds.f90: Ditto.
	* test_bind_c_parens.f03: Ditto.
	* test_c_assoc.c: Ditto.
	* test_com_block.f90: Ditto.
	* test_common_binding_labels.f03: Ditto.
	* test_common_binding_labels_2.f03: Ditto.
	* test_common_binding_labels_2_main.f03: Ditto.
	* test_common_binding_labels_3.f03: Ditto.
	* test_common_binding_labels_3_main.f03: Ditto.
	* test_only_clause.f90: Ditto.
	* use_iso_c_binding.f90: Ditto.
	* value_5.f90: Ditto.
	* value_test.f90: Ditto.
	* value_tests_f03.f90: Ditto.

From-SVN: r126185
2007-07-02 02:47:21 +00:00
Tobias Burnus
2eae3dc776 re PR fortran/32460 (structure constructor not allowed if a USEd type has private components)
2007-06-24  Tobias Burnus  <burnus@net-de>

	PR fortran/32460
	* interface.c (gfc_compare_derived_types): Add access check.
	* symbol.c (gfc_find_component): Ditto.
	(gfc_set_component_attr,gfc_get_component_attr) Copy access state.
	* dump-parse-tree.c (gfc_show_components): Dump access state.
	* gfortran.h (struct gfc_component): Add gfc_access.
	* module.c (mio_component): Add access state.
	* (gfc_match_structure_constructor): Check for private access state.

2007-06-24  Tobias Burnus  <burnus@net-de>

	PR fortran/32460
	* gfortran.dg/private_type_6.f90: New.

From-SVN: r125984
2007-06-24 18:19:11 +02:00
Daniel Franke
23bc73b563 re PR fortran/31473 (gfortran does not detect duplicate EXTERNAL or INTRINSIC declarations)
2007-06-22  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/31473
        * symbol.c (gfc_copy_attr): Emit errors for duplicate
        EXTERNAL/INTRINSIC statements.

From-SVN: r125954
2007-06-22 14:33:35 -04:00
Steven G. Kargl
66e4ab3127 decl.c: Miscellaneous whitespace fixes.
* decl.c: Miscellaneous whitespace fixes.
* expr.c: Likewise.
* gfortran.h: Likewise.
* interface.c : Likewise.
* io.c: Likewise.
* match.c: Likewise.
* match.h: Likewise.
* module.c: Likewise.
* parse.c: Likewise.
* resolve.c: Likewise.
* symbol.c: Likewise.
* trans-array.c: Likewise.
* trans-common.c: Likewise.
* trans-decl.c: Likewise.
* trans-intrinsic.c: Likewise.
* trans-io.c: Likewise.
* trans-stmt.c: Likewise.
* trans-types.c: Likewise.

From-SVN: r125533
2007-06-07 11:10:31 -07:00
Tobias Burnus
c2de0c194e re PR fortran/32088 (ICE (doesn't occur if given function standalone instead on internal))
fortran/
2007-05-27 Paul Thomas  <pault@gcc.gnu.org>
	   Tobias Burnus  <burnus@net-b.de>

	PR fortran/32088
	* symbol.c (gfc_check_function_type): Copy dimensions of
	  result variable.
	* resolve.c (resolve_contained_fntype): Improve symbol output in
 	  the error message.

testsuite/
2007-05-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/32088
	* gfortran.dg/func_result_3.f90: New.

-- Diese und die falgenden Zeilen werden ignoriert --

M    gcc/testsuite/ChangeLog
A    gcc/testsuite/gfortran.dg/func_result_3.f90
M    gcc/fortran/symbol.c
M    gcc/fortran/ChangeLog
M    gcc/fortran/resolve.c

From-SVN: r125118
2007-05-27 23:24:48 +02:00
Daniel Franke
661051aaa9 re PR fortran/24633 (MODULE attribute conflicts with PROCEDURE attribute)
2007-05-18  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/24633
        * symbol.c (gfc_add_flavor): Add the NAME to error message if
        available.

From-SVN: r124828
2007-05-18 09:25:07 -04:00
Paul Thomas
847b053dd2 re PR fortran/30878 (Rejects function f1; namelist /nml/ f1)
2007-05-11 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/30878
	* resolve.c (resolve_fl_namelist): It is not an error if the
	namelist element is the result variable of the enclosing
	function.  Search for the symbol in current and all parent
	namespaces for a potential conflict.
	* symbol.c (check_conflict): Remove the conflict between
	'in_namelist' and 'FL_PROCEDURE' because the symbol info
	is not available to exclude function result variables.
	* trans-io.c (nml_get_addr_expr): Use the fake result decl
	if the symbol is an implicit result variable.

2007-05-11 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/30878
	* gfortran.dg/namelist_29.f90: New test.

From-SVN: r124615
2007-05-11 11:42:56 +00:00
Tobias Schlüter
710a179f8a arith.h: Update copyright years.
* arith.h: Update copyright years.
* dependency.h: Likewise.
* gfortran.h: Likewise.
* lang-specs.h: Likewise.
* parse.h: Likewise.
* symbol.c: Likewise.
* trans.h: Likewise.
* trans.c: Likewise.
* trans-array.c: Likewise.
* trans-common.c: Likewise.
* trans-const.h: Likewise.
* trans-const.c: Likewise.
* trans-decl.c: Likewise.
* trans-expr.c: Likewise.
* trans-io.c: Likewise.
* trans-openmp.c: Likewise.
* trans-types.h: Likewise.
* types.def: Likewise.

From-SVN: r123911
2007-04-17 15:33:31 +02:00
Paul Thomas
e9bd9f7d5d re PR fortran/31293 (Implicit character and array returning functions)
2007-04-07  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/31293
	* symbol.c (gfc_check_function_type): New function.
	* gfortran.h : Add prototype for previous.
	* parse.c (parse_progunit): Call it after parsing specification
	statements.

2007-04-07  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/31293
	* gfortran.dg/interface_12.f90: New test.

From-SVN: r123641
2007-04-07 20:13:52 +00:00
Tobias Schlüter
1a54978869 symbol.c (gfc_find_gsymbol): Simplify, don't unconditionally descend into all branches.
* symbol.c (gfc_find_gsymbol): Simplify, don't unconditionally
descend into all branches.

From-SVN: r123355
2007-03-30 01:54:22 +02:00
Paul Thomas
7453378e3d re PR fortran/30531 ([4.2 only] allocatable component and intent(out) yield ICE in fold_convert)
2007-03-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30531
	PR fortran/31086
	* symbo.c : Add gfc_derived_types.
	(gfc_free_dt_list): Free derived type list gfc_derived_types.
	(gfc_free_namespace): Remove call to gfc_free_dt_list.
	(gfc_symbol_done_2): Call  gfc_free_dt_list.
	* gfortran.h : Declare gfc_derived_types to be external. Remove
	derived types field from gfc_namespace.
	* resolve.c (resolve_fl_derived): Refer to gfc_derived types
	rather than namespace derived_types.
	(resolve_fntype): Remove special treatment for module
	derived type functions.
	* trans-types.c (gfc_get_derived_type): Remove search for like
	derived types.  Finish by copying back end declaration to like
	derived types in the derived type list gfc_derived_types.

2007-03-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30531
	* gfortran.dg/used_types_14.f90: New test.

	PR fortran/31086
	* gfortran.dg/used_types_15.f90: New test.

From-SVN: r123037
2007-03-18 15:00:55 +00:00
Tobias Burnus
77bb16aadd re PR fortran/30522 (Host-/use-associated VOLATILE variable: volatile scope, redundent attributes)
fortran/
2007-02-20  Tobias Burnus  <burnus@net-b.de>

        PR fortran/30522
        * symbol.c (gfc_add_volatile): Allow to set VOLATILE
          attribute for host-associated variables.
        * gfortran.h (symbol_attribute): Save namespace
          where VOLATILE has been set.
        * trans-decl.c (gfc_finish_var_decl): Move variable
          declaration to the top.

testsuite/
2007-02-20  Tobias Burnus  <burnus@net-b.de>

       PR fortran/30522
       * gfortran.dg/volatile10.f90: New test.

From-SVN: r122157
2007-02-20 10:22:28 +01:00
Tobias Burnus
9bce3c1cc4 re PR fortran/30520 (Conflics checking of VOLATILE attribute needs improvement)
fortran/
2007-01-31  Tobias Burnus  <burnus@net-b.de>

       PR fortran/30520
       * interface.c (compare_actual_formal): Check conformance between
         actual and VOLATILE dummy arguments.
       * symbol.c (gfc_add_volatile): Allow setting of VOLATILE
         multiple times in different scopes.
       * decl.c (gfc_match_volatile): Search symbol in host association.

testsuite/
2007-01-31  Tobias Burnus  <burnus@net-b.de>

       PR fortran/30520
       * gfortran.dg/volatile8.f90: New argument conformance test.
       * gfortran.dg/volatile9.f90: New scope test.

From-SVN: r121379
2007-01-31 10:18:33 +01:00
Francois-Xavier Coudert
e6472bcede gfortran.h (gfc_options_t): Add flag_allow_leading_underscore.
* gfortran.h (gfc_options_t): Add flag_allow_leading_underscore.
	* lang.opt: Add -fallow-leading-underscore.
	* match.c (gfc_match_name): Allow leading underscore in symbol
	name if -fallow-leading-underscore is used.
	* symbol.c (gfc_get_default_type): Add special case for symbol
	names beginning with an underscore.
	* trans-decl.c (gfc_get_extern_function_decl,
	gfc_build_intrinsic_function_decls): Add _gfortran prefix to
	library symbols selected_int_kind, selected_real_kind and 
	all specifics.
	* options.c (gfc_init_options, gfc_handle_option): Handle the
	new -fallow-leading-underscore option.

	* m4/misc_specifics.m4: Add _gfortran prefix to specific names.
	* m4/specific2.m4: Likewise.
	* m4/specific.m4: Likewise.
	* intrinsics/f2c_specifics.F90: Likewise.
	* intrinsics/selected_int_kind.f90: Add _gfortran prefix.
	* intrinsics/selected_real_kind.f90: Likewise.
	* intrinsics/dprod_r8.f90: Likewise.
	* Makefile.am: Add -fallow-leading-underscore to the
	gfor_specific_src files, as well as selected_real_kind.F90
	and selected_int_kind.F90
	* Makefile.in: Regenerate.
	* generated/_sqrt_c8.F90: Regenerate.
	* generated/_sign_r16.F90: Regenerate.
	* generated/_log_c16.F90: Regenerate.
	* generated/_sin_c10.F90: Regenerate.
	* generated/_tanh_r4.F90: Regenerate.
	* generated/_tanh_r8.F90: Regenerate.
	* generated/_log10_r10.F90: Regenerate.
	* generated/_aimag_c4.F90: Regenerate.
	* generated/_sign_r4.F90: Regenerate.
	* generated/_aimag_c8.F90: Regenerate.
	* generated/_sign_r8.F90: Regenerate.
	* generated/_mod_i4.F90: Regenerate.
	* generated/_cos_r16.F90: Regenerate.
	* generated/_aint_r10.F90: Regenerate.
	* generated/_mod_i8.F90: Regenerate.
	* generated/_abs_i16.F90: Regenerate.
	* generated/_sqrt_c10.F90: Regenerate.
	* generated/_atan2_r4.F90: Regenerate.
	* generated/_cos_c4.F90: Regenerate.
	* generated/_atan_r16.F90: Regenerate.
	* generated/_tanh_r10.F90: Regenerate.
	* generated/_atan2_r8.F90: Regenerate.
	* generated/_cos_c8.F90: Regenerate.
	* generated/_exp_r4.F90: Regenerate.
	* generated/_log_r10.F90: Regenerate.
	* generated/_exp_r8.F90: Regenerate.
	* generated/_abs_r4.F90: Regenerate.
	* generated/_abs_r8.F90: Regenerate.
	* generated/_sin_r16.F90: Regenerate.
	* generated/_tan_r4.F90: Regenerate.
	* generated/_tan_r8.F90: Regenerate.
	* generated/_sign_i4.F90: Regenerate.
	* generated/_sign_i8.F90: Regenerate.
	* generated/_exp_c16.F90: Regenerate.
	* generated/_sqrt_r16.F90: Regenerate.
	* generated/_conjg_c4.F90: Regenerate.
	* generated/_conjg_c8.F90: Regenerate.
	* generated/_dim_r16.F90: Regenerate.
	* generated/_mod_r10.F90: Regenerate.
	* generated/_abs_c10.F90: Regenerate.
	* generated/_conjg_c16.F90: Regenerate.
	* generated/_tan_r16.F90: Regenerate.
	* generated/_asinh_r10.F90: Regenerate.
	* generated/_abs_i4.F90: Regenerate.
	* generated/_abs_i8.F90: Regenerate.
	* generated/_acos_r10.F90: Regenerate.
	* generated/_exp_r10.F90: Regenerate.
	* generated/_acosh_r16.F90: Regenerate.
	* generated/_atan2_r16.F90: Regenerate.
	* generated/_cos_c16.F90: Regenerate.
	* generated/_mod_i16.F90: Regenerate.
	* generated/_asin_r4.F90: Regenerate.
	* generated/_anint_r16.F90: Regenerate.
	* generated/_asin_r8.F90: Regenerate.
	* generated/_aimag_c10.F90: Regenerate.
	* generated/_exp_c4.F90: Regenerate.
	* generated/_sinh_r10.F90: Regenerate.
	* generated/_exp_c8.F90: Regenerate.
	* generated/_log10_r4.F90: Regenerate.
	* generated/_log10_r8.F90: Regenerate.
	* generated/_abs_c4.F90: Regenerate.
	* generated/_abs_r16.F90: Regenerate.
	* generated/_abs_c8.F90: Regenerate.
	* generated/_asin_r10.F90: Regenerate.
	* generated/_sign_r10.F90: Regenerate.
	* generated/_atanh_r16.F90: Regenerate.
	* generated/_log_c10.F90: Regenerate.
	* generated/_cosh_r16.F90: Regenerate.
	* generated/_sin_c16.F90: Regenerate.
	* generated/_cos_r10.F90: Regenerate.
	* generated/_log10_r16.F90: Regenerate.
	* generated/_aint_r16.F90: Regenerate.
	* generated/_acos_r4.F90: Regenerate.
	* generated/_acos_r8.F90: Regenerate.
	* generated/_sqrt_c16.F90: Regenerate.
	* generated/_acosh_r4.F90: Regenerate.
	* generated/_atan_r10.F90: Regenerate.
	* generated/_acosh_r8.F90: Regenerate.
	* generated/_sign_i16.F90: Regenerate.
	* generated/_tanh_r16.F90: Regenerate.
	* generated/_log_r4.F90: Regenerate.
	* generated/_log_r8.F90: Regenerate.
	* generated/_sin_r4.F90: Regenerate.
	* generated/_sin_r8.F90: Regenerate.
	* generated/_log_r16.F90: Regenerate.
	* generated/_sin_r10.F90: Regenerate.
	* generated/_sqrt_r4.F90: Regenerate.
	* generated/_exp_c10.F90: Regenerate.
	* generated/_sqrt_r8.F90: Regenerate.
	* generated/_asinh_r4.F90: Regenerate.
	* generated/_sqrt_r10.F90: Regenerate.
	* generated/_asinh_r8.F90: Regenerate.
	* generated/_dim_r4.F90: Regenerate.
	* generated/_dim_r8.F90: Regenerate.
	* generated/_dim_r10.F90: Regenerate.
	* generated/_cosh_r4.F90: Regenerate.
	* generated/_conjg_c10.F90: Regenerate.
	* generated/_tan_r10.F90: Regenerate.
	* generated/_cosh_r8.F90: Regenerate.
	* generated/_mod_r16.F90: Regenerate.
	* generated/_abs_c16.F90: Regenerate.
	* generated/_cos_r4.F90: Regenerate.
	* generated/_asinh_r16.F90: Regenerate.
	* generated/_cos_r8.F90: Regenerate.
	* generated/_atanh_r4.F90: Regenerate.
	* generated/_atanh_r8.F90: Regenerate.
	* generated/_acos_r16.F90: Regenerate.
	* generated/_anint_r4.F90: Regenerate.
	* generated/_acosh_r10.F90: Regenerate.
	* generated/_anint_r8.F90: Regenerate.
	* generated/_exp_r16.F90: Regenerate.
	* generated/_mod_r4.F90: Regenerate.
	* generated/_cos_c10.F90: Regenerate.
	* generated/_atan2_r10.F90: Regenerate.
	* generated/_dim_i16.F90: Regenerate.
	* generated/_mod_r8.F90: Regenerate.
	* generated/_anint_r10.F90: Regenerate.
	* generated/_aint_r4.F90: Regenerate.
	* generated/_aint_r8.F90: Regenerate.
	* generated/_dim_i4.F90: Regenerate.
	* generated/_sinh_r4.F90: Regenerate.
	* generated/_log_c4.F90: Regenerate.
	* generated/_dim_i8.F90: Regenerate.
	* generated/_sinh_r8.F90: Regenerate.
	* generated/_log_c8.F90: Regenerate.
	* generated/_sin_c4.F90: Regenerate.
	* generated/_sin_c8.F90: Regenerate.
	* generated/misc_specifics.F90: Regenerate.
	* generated/_abs_r10.F90: Regenerate.
	* generated/_aimag_c16.F90: Regenerate.
	* generated/_atan_r4.F90: Regenerate.
	* generated/_sinh_r16.F90: Regenerate.
	* generated/_atan_r8.F90: Regenerate.
	* generated/_atanh_r10.F90: Regenerate.
	* generated/_cosh_r10.F90: Regenerate.
	* generated/_sqrt_c4.F90: Regenerate.
	* generated/_asin_r16.F90: Regenerate.

From-SVN: r121007
2007-01-20 18:33:20 +00:00
Tobias Burnus
ee167bcb2d symbol.c (check_conflict): Fix error message.
2007-01-05  Tobias Burnus  <burnus@net-b.de>

       * symbol.c (check_conflict): Fix error message.

From-SVN: r120496
2007-01-05 21:26:00 +01:00
Tobias Burnus
f17facacf2 re PR fortran/29624 (Fortran 2003: Support intent for pointers)
fortran/
2007-01-05  Tobias Burnus  <burnus@net-b.de>

        PR fortran/29624
        * interface.c (compare_parameter_intent): New function.
          (check_intents): Support pointer intents.
        * symbol.c (check_conflict): Support pointer intents,
          better conflict_std message.
        * expr.c (gfc_check_assign,gfc_check_pointer_assign):
          Support pointer intents.
        * resolve.c (resolve_deallocate_expr,resolve_allocate_expr):
          Support pointer intents.

testsuite/
2006-01-05  Tobias Burnus  <burnus@net-b.de>

        PR fortran/29624
        * gfortran.dg/alloc_alloc_expr_1.f90: Add check for
          invalid deallocate.
        * gfortran.dg/allocatable_dummy_2.f90: Update dg-error.
        * gfortran.dg/protected_4.f90: Add pointer intent check.
        * gfortran.dg/protected_6.f90: Add pointer intent check.
        * gfortran.dg/pointer_intent_1.f90: New test.
        * gfortran.dg/pointer_intent_2.f90: New test.
        * gfortran.dg/pointer_intent_3.f90: New test.

From-SVN: r120472
2007-01-05 10:08:37 +01:00
Tobias Burnus
ee7e677fdd re PR fortran/23994 (PROTECTED attribute (F2003) is not implemented)
fortran/
2006-12-10  Tobias Burnus  <burnus@net-b.de>

    PR fortran/23994
    * interface.c (compare_actual_formal): PROTECTED is incompatible
with intent(out).
    * symbol.c (check_conflict): Check for PROTECTED conflicts.
      (gfc_add_protected): New function.
      (gfc_copy_attr): Copy PROTECTED attribute.
    * decl.c (match_attr_spec): Add PROTECTED support.
      (gfc_match_protected): New function.
    * dump-parse-tree.c (gfc_show_attr): Add PROTECTED support.
    * gfortran.h (gfc_symbol): Add protected flag.
      Add gfc_add_protected prototype.
    * expr.c (gfc_check_pointer_assign): Add PROTECTED support.
    * module.c (ab_attribute, attr_bits, mio_symbol_attribute,
mio_symbol_attribute):
       Add PROTECTED support.
    * resolve.c (resolve_equivalence): Add PROTECTED support.
    * match.c (gfc_match_assignment,)gfc_match_pointer_assignment:
       Check PROTECTED attribute.
    * match.h: Add gfc_match_protected prototype.
    * parse.c (decode_statement): Match PROTECTED statement.
    * primary.c (match_variable): Add PROTECTED support.

testsuite/
2006-12-10  Tobias Burnus  <burnus@net-b.de>

    PR fortran/23994
    * gfortran.dg/protected_1.f90: New test.
    * gfortran.dg/protected_2.f90: New test.
    * gfortran.dg/protected_3.f90: New test.
    * gfortran.dg/protected_4.f90: New test.
    * gfortran.dg/protected_5.f90: New test.
    * gfortran.dg/protected_6.f90: New test.

From-SVN: r119709
2006-12-10 20:53:07 +01:00
Paul Thomas
993ef28f82 re PR other/29975 ([meta-bugs] ICEs with CP2K)
2006-12-09  Paul Thomas <pault@gcc.gnu.org>

	PR fortran/29975
	PR fortran/30068
	PR fortran/30096
	* interface.c (compare_type_rank_if): Reject invalid generic
	interfaces.
	(check_interface1): Give a warning for nonreferred to ambiguous
	interfaces.
	(check_sym_interfaces): Check whether an ambiguous interface is
	referred to.  Do not check host associated interfaces since these
	cannot be ambiguous with the local versions.
	(check_uop_interface, gfc_check_interfaces): Update call to
	check_interface1.
	* symbol.c (gfc_get_sym_tree, gfc_get_sym_tree): Allow adding
	unambiguous procedures to generic interfaces.
	* gfortran.h (symbol_attribute): Added use_only and
	ambiguous_interfaces.
	* module.c (load_need): Set the use_only flag, if needed.
	* resolve.c (resolve_fl_procedure): Warn for nonreferred
	interfaces.
	* expr.c (find_array_section): Fix initializer array contructor.


2006-12-09  Paul Thomas <pault@gcc.gnu.org>
	    Tobias Burnus <burnus@gcc.gnu.org>

	PR fortran/29975
	PR fortran/30068
	* gfortran.dg/interface_4.f90: Test adding procedure to generic
	interface.
	* gfortran.dg/interface_5.f90: Test warning for not-referenced-to
	ambiguous interfaces.
	* gfortran.dg/interface_6.f90: Test invalid, ambiguous interface.
	* gfortran.dg/interface_7.f90: Test invalid, ambiguous interface.
	* gfortran.dg/interface_8.f90: Test warning for not-referenced-to
	ambiguous interfaces.
	* gfortran.dg/interface_1.f90: Change dg-error into a dg-warning.
	* gfortran.dg/array_initializer_2.f90: Add initializer array
	constructor test.

	PR fortran/30096
	* gfortran.dg/interface_9.f90: Test that host interfaces are
	not checked for ambiguity with the local version.

Co-Authored-By: Tobias Burnus <burnus@gcc.gnu.org>

From-SVN: r119697
2006-12-09 21:13:29 +00:00
Paul Thomas
1027275d2e re PR fortran/29464 ([4.1 only] problem with duplicate USE, ONLY of procedure in INTERFACE)
2006-11-25  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29464
	* module.c (load_generic_interfaces): Add symbols for all the
	local names of an interface.  Share the interface amongst the
	symbols.
	* gfortran.h : Add generic_copy to symbol_attribute.
	* symbol.c (free_symbol): Only free interface if generic_copy
	is not set.

2006-11-25  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29464
	* gfortran.dg/module_interface_2.f90: New test.

From-SVN: r119696
2006-12-09 20:52:27 +00:00
Paul Thomas
06469efd1a re PR fortran/29642 (Fortran 2003: VALUE Attribute (call by value not call by reference for actual arguments))
2006-12-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29642
	* trans-expr.c (gfc_conv_variable): A character expression with
	the VALUE attribute needs an address expression; otherwise all
	other expressions with this attribute must not be dereferenced.
	(gfc_conv_function_call): Pass expressions with the VALUE
	attribute by value, using gfc_conv_expr.
	* symbol.c (check_conflict): Add strings for INTENT OUT, INOUT
	and VALUE.  Apply all the constraints associated with the VALUE
	attribute.
	(gfc_add_value): New function.
	(gfc_copy_attr): Call it for VALUE attribute.
	* decl.c (match_attr_spec): Include the VALUE attribute.
	(gfc_match_value): New function.
	* dump-parse-tree.c (gfc_show_attr): Include VALUE.
	* gfortran.h : Add value to the symbol_attribute structure and
	add a prototype for gfc_add_value
	* module.c (mio_internal_string): Include AB_VALUE in enum.
	(attr_bits): Provide the VALUE string for it.
	(mio_symbol_attribute): Read or apply the VLUE attribute.
	* trans-types.c (gfc_sym_type): Variables with the VLAUE
	attribute are not passed by reference!
	* resolve.c (was_declared): Add value to those that return 1.
	(resolve_symbol): Value attribute requires dummy attribute.
	* match.h : Add prototype for gfc_match_public.
	* parse.c (decode_statement): Try to match a VALUE statement.


2006-12-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29642
	* gfortran.dg/value_1.f90 : New test.
	* gfortran.dg/value_2.f90 : New test.
	* gfortran.dg/value_3.f90 : New test.
	* gfortran.dg/value_4.f90 : New test.
	* gfortran.dg/value_4.c : Called from value_4.f90.

From-SVN: r119461
2006-12-03 07:18:22 +00:00
Tobias Burnus
d7043acd94 symbol.c (check_conflict): Add conflict between VOLATILE attribute and program name.
fortran/
2006-11-20  Tobias Burnus  <burnus@net-b.de>

        * symbol.c (check_conflict): Add conflict between VOLATILE
          attribute and program name.

testsuite/
2006-11-20  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/volatile3.f90: Add conflict test.

From-SVN: r119025
2006-11-20 21:04:24 +01:00
Brooks Moses
e25a0da328 data.c: Remove trailing periods from error messages.
* data.c: Remove trailing periods from error messages.
* decl.c: Likewise.
* expr.c: Likewise.
* io.c: Likewise.
* match.c: Likewise.
* module.c: Likewise.
* options.c: Likewise.
* resolve.c: Likewise.
* symbol.c: Likewise.
* trans-io.c: Likewise.

From-SVN: r118880
2006-11-15 19:05:28 -08:00
Tobias Burnus
9c213349ff re PR fortran/29657 (Don't allow SAVE for functions)
fortran/
2006-11-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/29657
	* symbol.c (check_conflict): Add further conflicts.

testsuite/
2006-11-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/29657
	* gfortran.dg/conflicts.f90: Add.

From-SVN: r118812
2006-11-14 16:35:36 +01:00
Paul Thomas
7114edca02 re PR fortran/29699 (ICE in trans-decl.c)
2006-11-09 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/29699
	* trans-array.c (structure_alloc_comps): Detect pointers to
	arrays and use indirect reference to declaration.
	* resolve.c (resolve_fl_variable): Tidy up condition.
	(resolve_symbol): The same and only add initialization code if
	the symbol is referenced.
	* trans-decl.c (gfc_trans_deferred_vars): Call gfc_trans_
	deferred_array before gfc_trans_auto_array_allocation.

	PR fortran/21730
	* symbol.c (check_done): Remove.
	(gfc_add_attribute): Remove reference to check_done and remove
	the argument attr_intent.
	(gfc_add_allocatable, gfc_add_dimension, gfc_add_external,
	gfc_add_intrinsic, gfc_add_optional, gfc_add_pointer,
	gfc_add_cray_pointer, gfc_add_cray_pointee, gfc_add_result,
	gfc_add_target, gfc_add_in_common, gfc_add_elemental,
	gfc_add_pure, gfc_add_recursive, gfc_add_procedure,
	gfc_add_type): Remove references to check_done.
	* decl.c (attr_decl1): Eliminate third argument in call to
	gfc_add_attribute.
	* gfortran.h : Change prototype for gfc_add_attribute.



2006-11-09 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/29699
	* gfortran.dg/alloc_comp_auto_array_1.f90: New test.

	PR fortran/21730
	* gfortran.dg/change_symbol_attributes_1.f90: New test.

From-SVN: r118624
2006-11-09 18:42:28 +00:00
Tobias Burnus
775e6c3a7b re PR fortran/29601 (VOLATILE attribute and statement)
fortran/
2006-11-06  Tobias Burnus  <burnus@net-b.de>

    PR fortran/29601
    * symbol.c (check_conflict, gfc_add_volatile): Add volatile support.
    * decl.c (match_attr_spec, gfc_match_volatile): Add volatile support.
    * gfortran.h (symbol_attribute): Add volatile_ to struct.
    * resolve.c (was_declared): Add volatile support.
    * trans-decl.c (gfc_finish_var_decl): Add volatile support.
    * match.h: Declare gfc_match_volatile.
    * parse.c (decode_statement): Recognize volatile.
    * modules.c (ab_attribute, attr_bits, mio_symbol_attribute):
      Add volatile support.
    * dump-parse-tree.c (gfc_show_attr): Add volatile support.


testsuite/
2006-11-06  Tobias Burnus  <burnus@net-b.de>

    PR fortran/29601
    * gfortran.dg/volatile.f90: Add.
    * gfortran.dg/volatile2.f90: Add.
    * gfortran.dg/volatile3.f90: Add.
    * gfortran.dg/volatile4.f90: Add.
    * gfortran.dg/volatile5.f90: Add.
    * gfortran.dg/volatile6.f90: Add.
    * gfortran.dg/volatile7.f90: Add.

From-SVN: r118545
2006-11-07 14:27:53 +01:00
Paul Thomas
5046aff56b [multiple changes]
2006-10-05  Erik Edelmann <edelmann@gcc.gnu.org>
	    Paul Thomas <pault@gcc.gnu.org>

	PR fortran/20541
	* interface.c (gfc_compare_derived_types): Add comparison of
	the allocatable field.
	* intrinsic.c (add_subroutines): Add MOVE_ALLOC.
	* trans-expr.c (gfc_conv_aliased_arg, gfc_trans_subarray_assign,
	gfc_trans_subcomponent_assign, gfc_conv_string_parameter,
	gfc_trans_scalar_assign): Add extra arguments l_is_temp
	and r_is_var to references to latter function.
	(gfc_conv_function_call): Add enum for types of argument and
	an associated variable parm_kind. Deallocate components of
	INTENT(OUT) and non-variable arrays.
	(gfc_trans_subcomponent_assign): Add block to assign arrays
	to allocatable components.
	(gfc_trans_scalar_assign): Add block to handle assignments of
	derived types with allocatable components, using the above new
	arguments to control allocation/deallocation of memory and the
	copying of allocated arrays.
	* trans-array.c (gfc_array_allocate): Remove old identification 
	of pointer and replace with that of an allocatable array. Add
	nullify of structures with allocatable components. 
	(gfc_conv_array_initializer): Treat EXPR_NULL.
	(gfc_conv_array_parameter): Deallocate allocatable components
	of non-variable structures.
	(gfc_trans_dealloc_allocated): Use second argument of library
	deallocate to inhibit, without error, freeing NULL pointers.
	(get_full_array_size): New function to return the size of a
	full array.
	(gfc_duplicate_allocatable): New function to allocate and copy
	allocated data.
	(structure_alloc_comps): New recursive function to deallocate,
	nullify or copy allocatable components.
	(gfc_nullify_alloc_comp, gfc_deallocate_alloc_comp,
	gfc_copy_alloc_comp): New interface functions to call previous.
	(gfc_trans_deferred_array): Add the code to nullify allocatable
	components, when entering scope, and to deallocate them on
	leaving. Do not call gfc_trans_static_array_pointer and return
	for structures with allocatable components and default
	initializers.
	* symbol.c (gfc_set_component_attr): Set allocatable field.
	(gfc_get_component_attr): Set the allocatable attribute.
	* intrinsic.h : Prototype for gfc_check_move_alloc.
	* decl.c (build_struct): Apply TR15581 constraints for
	allocatable components.
	(variable_decl): Default initializer is always NULL for
	allocatable components.
	(match_attr_spec): Allow, or not, allocatable components,
	according to the standard in force.
	* trans-array.h : Prototypes for gfc_nullify_alloc_comp,
	gfc_deallocate_alloc_comp, gfc_copy_alloc_comp and
	gfc_duplicate_allocatable.
	* gfortran.texi : Add mention of TR15581 extensions.
	* gfortran.h : Add attribute alloc_comp, add
	gfc_components field allocatable and add the prototype
	for gfc_expr_to_initialize.
	* trans-stmt.c (generate_loop_for_temp_to_lhs,
	generate_loop_for_rhs_to_temp, gfc_trans_where_assign,
	gfc_trans_where_3): Add extra arguments to calls to
	gfc_trans_scalar_assign and set appropriately.
	(gfc_trans_allocate): Nullify allocatable components.
	(gfc_trans_deallocate): Deallocate to ultimate allocatable
	components but stop at ultimate pointer components.
	* module.c (mio_symbol_attribute, mio_symbol_attribute,
	mio_component): Add module support for allocatable
	components.
	* trans-types.c (gfc_get_derived_type): Treat allocatable
	components.
	* trans.h : Add two boolean arguments to
	gfc_trans_scalar_assign.
	* resolve.c (resolve_structure_cons): Check conformance of
	constructor element and the component.
	(resolve_allocate_expr): Add expression to nullify the
	constructor expression for allocatable components.
	(resolve_transfer): Inhibit I/O of derived types with
	allocatable components.
	(resolve_fl_derived): Skip check of bounds of allocatable
	components.
	* trans-decl.c (gfc_get_symbol_decl): Add derived types
	with allocatable components to deferred variable.
	(gfc_trans_deferred_vars): Make calls for derived types
	with allocatable components to gfc_trans_deferred_array.
	(gfc_generate_function_code): Nullify allocatable
	component function result on entry.
	* parse.c (parse_derived): Set symbol attr.allocatable if
	allocatable components are present.
	* check.c (gfc_check_allocated): Enforce attr.allocatable
	for intrinsic arguments.
	(gfc_check_move_alloc): Check arguments of move_alloc.
	* primary.c (gfc_variable_attr): Set allocatable attribute.
	* intrinsic.texi : Add index entry and section for
	for move_alloc.

	PR fortran/29115
	* resolve.c (resolve_structure_cons): It is an error if the
	pointer component elements of a derived type constructor are
	not pointer or target.


	PR fortran/29211
	* trans-stmt.c (generate_loop_for_temp_to_lhs,
	generate_loop_for_rhs_to_temp): Provide a string length for
	the temporary by copying that of the other side of the scalar
	assignment.


2006-10-05  Paul Thomas  <pault@gcc.gnu.org>
	    Erik Edelmann  <edelmann@gcc.gnu.org>

	PR libgfortran/20541
	* Makefile.in : Add move_alloc.
	* intrinsics/move_alloc.c: New function.
	* Makefile.am : Add move_alloc.



2006-10-05  Erik Edelmann  <edelmann@gcc.gnu.org>
	    Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/20541
	* gfortran.dg/alloc_comp_basics_1.f90: New test.
	* gfortran.dg/alloc_comp_basics_2.f90: New test.
	* gfortran.dg/alloc_comp_assign_1.f90: New test.
	* gfortran.dg/alloc_comp_assign_2.f90: New test.
	* gfortran.dg/alloc_comp_assign_3.f90: New test.
	* gfortran.dg/alloc_comp_assign_4.f90: New test.
	* gfortran.dg/alloc_comp_constraint_1.f90: New test.
	* gfortran.dg/alloc_comp_constraint_2.f90: New test.
	* gfortran.dg/alloc_comp_constraint_3.f90: New test.
	* gfortran.dg/alloc_comp_constructor_1.f90: New test.
	* gfortran.dg/alloc_comp_constructor_2.f90: New test.
	* gfortran.dg/alloc_comp_initializer_1.f90: New test.
	* gfortran.dg/alloc_comp_std.f90: New test.
	* gfortran.dg/move_alloc.f90: New test.

	PR fortran/29115
	* gfortran.dg/derived_constructor_comps_2.f90: New test.

	PR fortran/29211
	* gfortran.dg/forall_char_dependencies_1.f90: New test.

From-SVN: r117558
2006-10-08 16:21:55 +00:00
Paul Thomas
6b887797b2 re PR fortran/28908 (fold_convert fails for Fortran operator)
2006-09-05 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/28908
	REGRESSION FIX
	* gfortran.h : Restore the gfc_dt_list structure and reference
	to it in gfc_namespace.
	* resolve.c (resolve_fl_derived): Restore the building of the
	list of derived types for the current namespace. Modify the
	restored code so that a check is made to see if the symbol is
	already in the list.
	(resolve_fntype): Make sure that the specification block
	version of the derived type is used for a module function that
	returns that type. 
	* symbol.c (gfc_free_dt_list): Restore.
	(gfc_free_namespace): Restore call to previous.
	* trans-types.c (copy_dt_decls_ifequal): Restore.
	(gfc_get_derived_type): Restore all the paraphenalia for
	association of derived types, including calls to previous.
	Modify the restored code such that all derived types are built
	if their symbols are found in the parent namespace; not just
	non-module types.  Add backend_decls to like derived types in
	sibling namespaces, as well as that of the derived type.

2006-09-05 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/28908
	* gfortran.dg/used_types_7.f90: New test.
	* gfortran.dg/used_types_8.f90: New test.
	* gfortran.dg/used_types_9.f90: New test.

From-SVN: r116690
2006-09-05 04:26:10 +00:00