PR fortran/30964
PR fortran/33054
* trans-expr.c (gfc_conv_function_call): When no formal argument
list is available, we still substitute missing optional arguments.
* check.c (gfc_check_random_seed): Correct the check on the
number of arguments to RANDOM_SEED.
* intrinsic.c (add_subroutines): Add a resolution function to
RANDOM_SEED.
* iresolve.c (gfc_resolve_random_seed): New function.
* intrinsic.h (gfc_resolve_random_seed): New prototype.
* intrinsics/random.c (random_seed): Rename into random_seed_i4.
(random_seed_i8): New function.
* gfortran.map (GFORTRAN_1.0): Remove _gfortran_random_seed,
add _gfortran_random_seed_i4 and _gfortran_random_seed_i8.
* libgfortran.h (iexport_proto): Replace random_seed by
random_seed_i4 and random_seed_i8.
* runtime/main.c (init): Call the new random_seed_i4.
* gfortran.dg/random_4.f90: New test.
* gfortran.dg/random_5.f90: New test.
* gfortran.dg/random_6.f90: New test.
* gfortran.dg/random_7.f90: New test.
From-SVN: r127383
PR fortran/30947
* iresolve.c (gfc_resolve_alarm_sub): Suffix the subroutine name
with the kind of the STATUS argument.
* intrinsics/signal.c: Create specific versions of alarm_sub and
alarm_sub_int according to the integer kind of the last argument.
* gfortran.map (GFORTRAN_1.0): Remove _gfortran_alarm_sub and
_gfortran_alarm_sub_int, add _gfortran_alarm_sub_i4,
_gfortran_alarm_sub_i8, _gfortran_alarm_sub_int_i4 and
_gfortran_alarm_sub_int_i8.
From-SVN: r127259
PR fortran/29828
* trans.h (gfor_fndecl_string_minmax): New prototype.
* trans-decl.c (gfor_fndecl_string_minmax): New variable.
(gfc_build_intrinsic_function_decls): Create gfor_fndecl_string_minmax.
* check.c (gfc_check_min_max): Allow for character arguments.
* trans-intrinsic.c (gfc_conv_intrinsic_minmax_char): New function.
(gfc_conv_intrinsic_function): Add special case for MIN and MAX
intrinsics with character arguments.
* simplify.c (simplify_min_max): Add simplification for character
arguments.
* intrinsics/string_intrinsics.c (string_minmax): New function
and prototype.
* gfortran.map (GFORTRAN_1.0): Add _gfortran_string_minmax
* gfortran.dg/minmax_char_1.f90: New test.
* gfortran.dg/minmax_char_2.f90: New test.
* gfortran.dg/min_max_optional_4.f90: New test.
From-SVN: r127252
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
2007-07-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
PR fortran/32611
* runtime/compile_options.c (set_std): Remove.
(set_options): New function.
(init_compile_options): Add initialization for -fsign-zero option.
* gfortran.map (GFORTRAN_1.0): Rename _gfortran_set_std into
_gfortran_set_options.
* libgfortran.h (compile_options_t): Add sign_zero field.
* io/write.c (output_float): Use the sign bit of the value to determine
if a negative sign should be emitted for zero values. Do not emit the
negative sign for zero if -fno-sign-zero was set during compile.
Co-Authored-By: Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
From-SVN: r126654
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
2007-05-06 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/31201
* runtime/error.c (runtime_error_at): New function.
(generate_error): Export this function.
* gfortran.map: Add _gfortran_generate_error and
_gfortran_runtime_error_at.
* libgfortran.h: Add comment to reference error codes in front end.
(library_start): Locate prototype with library_end macro and add
a new comment. Add prototype for runtime_error_at. Export prototype for
generate_error.
* io/lock.c (library_start): Fix check for error condition.
* io/transfer.c (data_transfer_init): Add library check.
From-SVN: r124479
2007-04-24 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/27740
* configure.ac: New test to determine if symbol versioning is
supported.
* Makefile.am: Use result of above test to add appropriate linker
flags.
* gfortran.map: New file.
* configure: Regenerated.
* Makefile.in: Regenerated.
* config.h.in: Regenerated.
From-SVN: r124098
Steven G. Kargl
Christopher D. Rickett
Francois-Xavier Coudert
Jerry DeLisle
Janne Blomqvist
Daniel Franke