+2009-08-15 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/41080
+ * gfortranspec.c (lookup_option): Remove gfortran-specific
+ version of -dumpversion.
+
+2009-08-14 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/41070
+ * resolve.c (resolve_structure_cons): Make sure that ts.u.derived is
+ only used if type is BT_DERIVED.
+
+2009-08-13 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/40941
+ * gfortran.h (gfc_typespec): Put 'derived' and 'cl' into union.
+ * decl.c (build_struct): Make sure 'cl' is only used
+ if type is BT_CHARACTER.
+ * symbol.c (gfc_set_default_type): Ditto.
+ * resolve.c (resolve_symbol, resolve_fl_derived): Ditto.
+ (resolve_equivalence,resolve_equivalence_derived): Make sure 'derived'
+ is only used if type is BT_DERIVED.
+ * trans-io.c (transfer_expr): Make sure 'derived' is only used if type
+ is BT_DERIVED or BT_INTEGER (special case: C_PTR/C_FUNPTR).
+ * array.c: Mechanical replacements to accomodate union in gfc_typespec.
+ * check.c: Ditto.
+ * data.c: Ditto.
+ * decl.c: Ditto.
+ * dump-parse-tree.c: Ditto.
+ * expr.c: Ditto.
+ * interface.c: Ditto.
+ * iresolve.c: Ditto.
+ * match.c: Ditto.
+ * misc.c: Ditto.
+ * module.c: Ditto.
+ * openmp.c: Ditto.
+ * parse.c: Ditto.
+ * primary.c: Ditto.
+ * resolve.c: Ditto.
+ * simplify.c: Ditto.
+ * symbol.c: Ditto.
+ * target-memory.c: Ditto.
+ * trans-array.c: Ditto.
+ * trans-common.c: Ditto.
+ * trans-const.c: Ditto.
+ * trans-decl.c: Ditto.
+ * trans-expr.c: Ditto.
+ * trans-intrinsic.c: Ditto.
+ * trans-io.c: Ditto.
+ * trans-stmt.c: Ditto.
+ * trans-types.c: Ditto.
+
+2009-08-13 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/40995
+ * resolve.c (resolve_symbol): Move some checking code to
+ resolve_intrinsic, and call this from here.
+ (resolve_intrinsic): Some checking code moved here from resolve_symbol.
+ Make sure each intrinsic is only resolved once.
+
+2009-08-12 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/41034
+ * symbol.c (gfc_copy_attr): Merge bits instead of replace
+ bits in gfc_copy_attr.
+ * gfc_check_pointer_assign (gfc_check_pointer_assign):
+ Initialize ext_attr bits by zero.
+
+2009-08-11 Richard Guenther <rguenther@suse.de>
+
+ * trans-types.c (gfc_get_derived_type): Do not clear TYPE_CANONICAL.
+
+2009-08-11 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/41022
+ * trans-expr.c (gfc_conv_procedure_call): Handle procedure pointer
+ components as actual arguments.
+
+2009-08-10 Daniel Kraft <d@domob.eu>
+
+ PR fortran/37425
+ * gfortran.h (struct gfc_namespace): New fields tb_uop_root and tb_op.
+ (gfc_find_typebound_user_op): New routine.
+ (gfc_find_typebound_intrinsic_op): Ditto.
+ (gfc_check_operator_interface): Now public routine.
+ * decl.c (gfc_match_generic): Match OPERATOR(X) or ASSIGNMENT(=).
+ * interface.c (check_operator_interface): Made public, renamed to
+ `gfc_check_operator_interface' accordingly and hand in the interface
+ as gfc_symbol rather than gfc_interface so it is useful for type-bound
+ operators, too. Return boolean result.
+ (gfc_check_interfaces): Adapt call to `check_operator_interface'.
+ * symbol.c (gfc_get_namespace): Initialize new field `tb_op'.
+ (gfc_free_namespace): Free `tb_uop_root'-based tree.
+ (find_typebound_proc_uop): New helper function.
+ (gfc_find_typebound_proc): Use it.
+ (gfc_find_typebound_user_op): New method.
+ (gfc_find_typebound_intrinsic_op): Ditto.
+ * resolve.c (resolve_tb_generic_targets): New helper function.
+ (resolve_typebound_generic): Use it.
+ (resolve_typebound_intrinsic_op), (resolve_typebound_user_op): New.
+ (resolve_typebound_procedures): Resolve operators, too.
+ (check_uop_procedure): New, code from gfc_resolve_uops.
+ (gfc_resolve_uops): Moved main code to new `check_uop_procedure'.
+
+2009-08-10 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/40940
+ * decl.c (gfc_match_type_spec): Match CLASS statement and warn about
+ missing polymorphism.
+ * gfortran.h (gfc_typespec): Add field 'is_class'.
+ * misc.c (gfc_clear_ts): Initialize 'is_class' to zero.
+ * resolve.c (type_is_extensible): New function to check if a derived
+ type is extensible.
+ (resolve_fl_variable_derived): Add error checks for CLASS variables.
+ (resolve_typebound_procedure): Disallow non-polymorphic passed-object
+ dummy arguments, turning warning into error.
+ (resolve_fl_derived): Use 'type_is_extensible'. Disallow non-polymorphic
+ passed-object dummy arguments for procedure pointer components,
+ turning warning into error. Add error check for CLASS components.
+
+2009-08-05 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/40955
+ * gfortran.h (ext_attr_id_t): Add typedef for this enum.
+ (gfc_add_ext_attribute): Use it.
+ * decl.c (gfc_match_gcc_attributes): Ditto.
+ * expr.c (gfc_check_pointer_assign): Ditto.
+ * symbol.c (gfc_add_ext_attribute): Ditto.
+ (gfc_copy_attr): Copy also ext_attr.
+ * resolve.c (resolve_fl_derived,resolve_symbol): Ditto.
+ * module.c (mio_symbol_attribute): Save ext_attr in the mod file.
+
+2009-08-05 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/40969
+ Revert:
+ 2009-08-04 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/40949
+ * trans-types.c (gfc_get_function_type): Fix typelist of
+ functions without argument.
+
+2009-08-05 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/40847
+ * iresolve.c (gfc_resolve_transfer): Correct error in 'mold'
+ character length for case where length expresson is NULL.
+
+2009-08-04 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/40949
+ * trans-types.c (gfc_get_function_type): Fix typelist of
+ functions without argument.
+
+2009-08-04 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/40875
+ * decl.c (add_init_expr_to_sym): Character symbols can only be
+ initialized with character expressions.
+
+2009-08-02 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/40881
+ * decl.c (match_char_length): Warn about old-style character length
+ declarations.
+ * match.c (match_arithmetic_if,gfc_match_if): Modify warning message
+ for arithmetic if.
+ (gfc_match_goto): Warn about computed gotos.
+ (gfc_match_return): Warn about alternate return.
+ (gfc_match_st_function): Warn about statement functions.
+ * resolve.c (resolve_fl_procedure): Modify warning message for
+ assumed-length character functions.
+
+2009-08-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/40011
+ * error.c : Add static flag 'warnings_not_errors'.
+ (gfc_error): If 'warnings_not_errors' is set, branch to code
+ from gfc_warning.
+ (gfc_clear_error): Reset 'warnings_not_errors'.
+ (gfc_errors_to_warnings): New function.
+ * options.c (gfc_post_options): If pedantic and flag_whole_file
+ change the latter to a value of 2.
+ * parse.c (parse_module): Add module namespace to gsymbol.
+ (resolve_all_program_units): New function.
+ (clean_up_modules): New function.
+ (translate_all_program_units): New function.
+ (gfc_parse_file): If whole_file, do not clean up module right
+ away and add derived types to namespace derived types. In
+ addition, call the three new functions above.
+ * resolve.c (not_in_recursive): New function.
+ (not_entry_self_reference): New function.
+ (resolve_global_procedure): Symbol must not be IFSRC_UNKNOWN,
+ procedure must not be in the course of being resolved and
+ must return false for the two new functions. Pack away the
+ current derived type list before calling gfc_resolve for the
+ gsymbol namespace. It is unconditionally an error if the ranks
+ of the reference and ther procedure do not match. Convert
+ errors to warnings during call to gfc_procedure_use if not
+ pedantic or legacy.
+ (gfc_resolve): Set namespace resolved flag to -1 during
+ resolution and store current cs_base.
+ * trans-decl.c (gfc_get_symbol_decl): If whole_file compilation
+ substitute a use associated variable, if it is available in a
+ gsymbolnamespace.
+ (gfc_get_extern_function_decl): If the procedure is use assoc,
+ do not attempt to find it in a gsymbol because it could be an
+ interface. If the symbol exists in a module namespace, return
+ its backend_decl.
+ * trans-expr.c (gfc_trans_scalar_assign): If a derived type
+ assignment, set the rhs TYPE_MAIN_VARIANT to that of the rhs.
+ * trans-types.c (copy_dt_decls_ifequal): Add 'from_gsym' as a
+ boolean argument. Copy component backend_decls directly if the
+ components are derived types and from_gsym is true.
+ (gfc_get_derived_type): If whole_file copy the derived type from
+ the module if it is use associated, otherwise, if can be found
+ in another gsymbol namespace, use the existing derived type as
+ the TYPE_CANONICAL and build normally.
+ * gfortran.h : Add derived_types and resolved fields to
+ gfc_namespace. Include prototype for gfc_errors_to_warnings.
+
+2009-07-29 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/40898
+ * trans-types.c (gfc_get_function_type): Do not add hidden
+ string-length argument for BIND(C) procedures.
+ * trans-decl.c (create_function_arglist): Skip over nonexisting
+ string-length arguments for BIND(C) procedures.
+
+2009-07-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/40878
+ * openmp.c (gfc_match_omp_clauses): Use gfc_error_now instead of
+ gfc_error to diagnose invalid COLLAPSE arguments.
+
+2009-07-28 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/40882
+ * trans-types.c (gfc_get_ppc_type): For derived types, directly use the
+ backend_decl, instead of calling gfc_typenode_for_spec, to avoid
+ infinte loop.
+ (gfc_get_derived_type): Correctly handle PPCs returning derived types,
+ avoiding infinite recursion.
+
+2009-07-27 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/40848
+ * interface.c (gfc_compare_interfaces): Call 'count_types_test' before
+ 'generic_correspondence', and only if checking a generic interface.
+
+2009-07-27 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/40851
+ * resolve.c (resolve_symbol): Do not initialize pointer derived-types.
+ * trans-decl.c (init_intent_out_dt): Ditto.
+ (generate_local_decl): No need to set attr.referenced for DT pointers.
+
+2009-07-26 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/33197
+ * intrinsic.c (make_generic): Remove assert as "atan" can be
+ both ISYM_ATAN and ISYM_ATAN2.
+ (add_functions): Add two-argument variant of ATAN.
+ * intrinsic.h (gfc_check_atan_2): Add check for it.
+ * intrinsic.texi (ATAN2): Correct and enhance description.
+ (ATAN): Describe two-argument variant of ATAN.
+
+2009-07-25 Tobias Burnus <burnus@net-b.de>
+ Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ PR fortran/33197
+ * intrinsic.c (add_functions): Support complex arguments for
+ acos,acosh,asin,asinh,atan,atanh.
+ * invoke.texi (ACOS,ACOSH,ASIN,ASINH,ATAN,ATANH): Support
+ complex arguments.
+ * simplify.c (gfc_simplify_acos,gfc_simplify_acosh,
+ gfc_simplify_asin,gfc_simplify_asinh,gfc_simplify_atan,
+ gfc_simplify_atanh,gfc_simplify_atan,gfc_simplify_asinh,
+ gfc_simplify_acosh,gfc_simplify_atanh): Support
+ complex arguments.
+
+2009-07-25 Richard Guenther <rguenther@suse.de>
+
+ PR fortran/40005
+ * trans-types.c (gfc_get_array_type_bounds): Use
+ build_distinct_type_copy with a proper TYPE_CANONICAL and
+ re-use the type-decl of the original type.
+ * trans-decl.c (build_entry_thunks): Signal cgraph we may not
+ garbage collect.
+ (create_main_function): Likewise.
+ (gfc_generate_function_code): Likewise.
+ * trans-expr.c (gfc_trans_subcomponent_assign): Do not use
+ fold_convert on record types.
+
+2009-07-25 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/39630
+ * decl.c (match_ppc_decl): Implement the PASS attribute for procedure
+ pointer components.
+ (match_binding_attributes): Ditto.
+ * gfortran.h (gfc_component): Add member 'tb'.
+ (gfc_typebound_proc): Add member 'ppc' and make 'pass_arg' const.
+ * module.c (MOD_VERSION): Bump module version.
+ (binding_ppc): New string constants.
+ (mio_component): Only use formal args if component is a procedure
+ pointer and add 'tb' member.
+ (mio_typebound_proc): Include pass_arg and take care of procedure
+ pointer components.
+ * resolve.c (update_arglist_pass): Add argument 'name' and take care of
+ optional arguments.
+ (extract_ppc_passed_object): New function, analogous to
+ extract_compcall_passed_object, but for procedure pointer components.
+ (update_ppc_arglist): New function, analogous to
+ update_compcall_arglist, but for procedure pointer components.
+ (resolve_typebound_generic_call): Added argument to update_arglist_pass.
+ (resolve_ppc_call, resolve_expr_ppc): Take care of PASS attribute.
+ (resolve_fl_derived): Check the PASS argument for procedure pointer
+ components.
+ * symbol.c (verify_bind_c_derived_type): Reject procedure pointer
+ components in BIND(C) types.
+
+2009-07-24 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/40822
+ * array.c (gfc_resolve_character_array_constructor): Use new function
+ gfc_new_charlen.
+ * decl.c (add_init_expr_to_sym,variable_decl,match_char_spec,
+ gfc_match_implicit): Ditto.
+ * expr.c (gfc_simplify_expr): Ditto.
+ * gfortran.h (gfc_new_charlen): New prototype.
+ * iresolve.c (check_charlen_present,gfc_resolve_char_achar): Use new
+ function gfc_new_charlen.
+ * module.c (mio_charlen): Ditto.
+ * resolve.c (gfc_resolve_substring_charlen,
+ gfc_resolve_character_operator,fixup_charlen,resolve_fl_derived,
+ resolve_symbol): Ditto.
+ * symbol.c (gfc_new_charlen): New function to create a new gfc_charlen
+ structure and add it to a namespace.
+ (gfc_copy_formal_args_intr): Make sure ts.cl is present
+ for CHARACTER variables.
+
+2009-07-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/40643
+ PR fortran/31067
+ * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc,
+ gfc_conv_intrinsic_minmaxval): Handle Infinities and NaNs properly,
+ optimize.
+ * trans-array.c (gfc_trans_scalarized_loop_end): No longer static.
+ * trans-array.h (gfc_trans_scalarized_loop_end): New prototype.
+
+2009-07-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/40839
+ * io.c (gfc_resolve_dt): Add LOC argument. Fail if
+ dt->io_unit is NULL. Return FAILURE after issuing error about
+ negative UNIT number.
+ (match_io_element): Don't segfault if current_dt->io_unit is NULL.
+ * gfortran.h (gfc_resolve_dt): Adjust prototype.
+ * resolve.c (resolve_code): Adjust caller.
+
+2009-07-22 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/40796
+ * trans-decl.c (generate_local_decl): Unreferenced result
+ variables with allocatable components should be treated like
+ INTENT_OUT dummy variables.
+
+2009-07-22 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ * trans.h (gfc_set_decl_assembler_name): New prototype.
+ * trans-decl.c (gfc_set_decl_assembler_name): New function.
+ (gfc_get_symbol_decl, gfc_get_extern_function_decl,
+ build_function_decl): Use gfc_set_decl_assembler_name instead of
+ SET_DECL_ASSEMBLER_NAME.
+ * trans-common.c (build_common_decl): Use
+ gfc_set_decl_assembler_name instead of SET_DECL_ASSEMBLER_NAME.
+
+2009-07-21 Richard Guenther <rguenther@suse.de>
+
+ PR fortran/40726
+ * trans-decl.c (gfc_get_extern_function_decl): Do not set
+ DECL_IS_MALLOC for pointer valued functions.
+ (build_function_decl): The same.
+
+2009-07-19 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/40727
+ * fortran/check.c (gfc_check_cmplx, gfc_check_dcmplx): Add check that
+ the optional second argument isn't of COMPLEX type.
+
+2009-07-17 Richard Guenther <rguenther@suse.de>
+
+ PR c/40401
+ * f95-lang.c (gfc_be_parse_file): Do not finalize the CU here.
+ * trans-decl.c (gfc_gimplify_function): Remove.
+ (build_entry_thunks): Do not gimplify here.
+ (create_main_function): Likewise.
+ (gfc_generate_function_code): Likewise.
+
+2009-07-17 Aldy Hernandez <aldyh@redhat.com>
+ Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR 40435
+ * trans-expr.c, trans-array.c, trans-openmp.c, trans-stmt.c,
+ trans.c, trans-io.c, trans-decl.c, trans-intrinsic.c: Add location
+ argument to fold_{unary,binary,ternary}, fold_build[123],
+ build_call_expr, build_size_arg, build_fold_addr_expr,
+ build_call_array, non_lvalue, size_diffop,
+ fold_build1_initializer, fold_build2_initializer,
+ fold_build3_initializer, fold_build_call_array,
+ fold_build_call_array_initializer, fold_single_bit_test,
+ omit_one_operand, omit_two_operands, invert_truthvalue,
+ fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
+ combine_comparisons, fold_builtin_*, fold_call_expr,
+ build_range_check, maybe_fold_offset_to_address, round_up,
+ round_down.
+
+2009-07-15 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/40743
+ * resolve.c (resolve_symbol): Don't resolve the formal namespace of a
+ contained procedure.
+
+2009-07-14 Taras Glek <tglek@mozilla.com>
+ Rafael Espindola <espindola@google.com>
+
+ * Make-lang.in (fortran.install-plugin): New target for
+ installing plugin headers.
+
+2009-07-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ * module.c (mio_symbol): Remove the unused variable, formal.
+
+2009-07-13 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/40646
+ * module.c (mio_symbol): If the symbol has formal arguments,
+ the formal namespace will be present.
+ * resolve.c (resolve_actual_arglist): Correctly handle 'called'
+ procedure pointer components as actual arguments.
+ (resolve_fl_derived,resolve_symbol): Make sure the formal namespace
+ is present.
+ * trans-expr.c (gfc_conv_procedure_call): Correctly handle the formal
+ arguments of procedure pointer components.
+
+2009-07-12 Tobias Burnus <burnus@net-b.de>
+ Philippe Marguinaud <philippe.marguinaud@meteo.fr>
+
+ PR fortran/40588
+ * primary.c (match_charkind_name): Fix condition for $ matching.
+
+ PR libfortran/22423
+ * libgfortran.h: Typedef the GFC_DTYPE_* enum.
+
+2009-07-11 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/33197
+ * check.c (gfc_check_fn_rc2008): New function.
+ * intrinsic.h (gfc_check_fn_rc2008): New prototype.
+ * intrinsic.c (add_functions): Add complex tan, cosh, sinh,
+ and tanh.
+
+2009-07-10 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/39334
+ * primary.c (match_kind_param): Return MATCH_NO if the symbol
+ has no value.
+
+2008-07-09 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/40629
+ * resolve.c (check_host_association): Use the existing
+ accessible symtree and treat function expressions with
+ symbols that have procedure flavor.
+
+2009-07-09 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/40646
+ * dump-parse-tree.c (show_expr): Renamed 'is_proc_ptr_comp'.
+ * expr.c (is_proc_ptr_comp): Renamed to 'gfc_is_proc_ptr_comp'.
+ (gfc_check_pointer_assign): Renamed 'is_proc_ptr_comp'.
+ (replace_comp,gfc_expr_replace_comp): New functions, analogous
+ to 'replace_symbol' and 'gfc_expr_replace_symbol', just with components
+ instead of symbols.
+ * gfortran.h (gfc_expr_replace_comp): New prototype.
+ (is_proc_ptr_comp): Renamed to 'gfc_is_proc_ptr_comp'.
+ * interface.c (compare_actual_formal): Renamed 'is_proc_ptr_comp'.
+ * match.c (gfc_match_pointer_assignment): Ditto.
+ * primary.c (gfc_match_varspec): Handle array-valued procedure pointers
+ and procedure pointer components. Renamed 'is_proc_ptr_comp'.
+ * resolve.c (resolve_fl_derived): Correctly handle interfaces with
+ RESULT statement, and handle array-valued procedure pointer components.
+ (resolve_actual_arglist,resolve_ppc_call,resolve_expr_ppc): Renamed
+ 'is_proc_ptr_comp'.
+ * trans-array.c (gfc_walk_function_expr): Ditto.
+ * trans-decl.c (gfc_get_symbol_decl): Security check for presence of
+ ns->proc_name.
+ * trans-expr.c (gfc_conv_procedure_call): Handle array-valued procedure
+ pointer components. Renamed 'is_proc_ptr_comp'.
+ (conv_function_val,gfc_trans_arrayfunc_assign): Renamed
+ 'is_proc_ptr_comp'.
+ (gfc_get_proc_ptr_comp): Do not modify the argument 'e', but instead
+ make a copy of it.
+ * trans-io.c (gfc_trans_transfer): Handle array-valued procedure
+ pointer components.
+
2009-07-09 Tobias Burnus <burnus@net-b.de>
PR fortran/40604