2009-11-30 Janus Weil PR fortran/42053 * resolve.c (resolve_select_type): Check for duplicate CLASS IS blocks. 2009-11-30 Janus Weil PR fortran/41631 * decl.c (gfc_match_derived_decl): Set extension level. * gfortran.h (symbol_attribute): Expand 'extension' bit field to 8 bit. * iresolve.c (gfc_resolve_extends_type_of): Return value of 'is_extension_of' has kind=4. * match.c (select_type_set_tmp,gfc_match_class_is): Create temporary for CLASS IS blocks. * module.c (MOD_VERSION): Bump module version. (ab_attribute,attr_bits): Remove AB_EXTENSION. (mio_symbol_attribute): Handle expanded 'extension' field. * resolve.c (resolve_select_type): Implement CLASS IS blocks. (resolve_fl_variable_derived): Show correct type name. * symbol.c (gfc_build_class_symbol): Set extension level. 2009-11-30 Janus Weil * intrinsic.h (gfc_resolve_extends_type_of): Add prototype. * intrinsic.c (add_functions): Use 'gfc_resolve_extends_type_of'. * iresolve.c (gfc_resolve_extends_type_of): New function, which replaces the call to EXTENDS_TYPE_OF by the library function 'is_extension_of' and modifies the arguments. * trans-intrinsic.c (gfc_conv_extends_type_of): Removed. (gfc_conv_intrinsic_function): FOR EXTENDS_TYPE_OF, don't call gfc_conv_extends_type_of but gfc_conv_intrinsic_funcall. 2009-11-30 Paul Thomas Janus Weil * decl.c (encapsulate_class_symbol): Replaced by 'gfc_build_class_symbol'. (build_sym,build_struct): Call 'gfc_build_class_symbol'. (gfc_match_derived_decl): Replace vindex by hash_value. * dump-parse-tree.c (show_symbol): Replace vindex by hash_value. * gfortran.h (symbol_attribute): Add field 'vtab'. (gfc_symbol): Replace vindex by hash_value. (gfc_class_esym_list): Ditto. (gfc_get_derived_type,gfc_build_class_symbol,gfc_find_derived_vtab): New prototypes. * module.c (mio_symbol): Replace vindex by hash_value. * resolve.c (vindex_expr): Rename to 'hash_value_expr'. (resolve_class_compcall,resolve_class_typebound_call): Renamed 'vindex_expr'. (resolve_select_type): Replace $vindex by $vptr->$hash. * symbol.c (gfc_add_save): Handle vtab symbols. (gfc_type_compatible): Rewrite. (gfc_build_class_symbol): New function which replaces 'encapsulate_class_symbol'. (gfc_find_derived_vtab): New function to set up a vtab symbol for a derived type. * trans-decl.c (gfc_create_module_variable): Handle vtab symbols. * trans-expr.c (select_class_proc): Replace vindex by hash_value. (gfc_conv_derived_to_class): New function to construct a temporary CLASS variable from a derived type expression. (gfc_conv_procedure_call): Call 'gfc_conv_derived_to_class'. (gfc_conv_structure): Initialize the $extends and $size fields of vtab symbols. (gfc_trans_class_assign): Replace $vindex by $vptr. Remove the $size assignment. * trans-intrinsic.c (gfc_conv_same_type_as): Replace $vindex by $vptr->$hash, and replace vindex by hash_value. * trans-stmt.c (gfc_trans_allocate): Insert $vptr references, replace $vindex by $vptr. Remove the $size assignment. * trans-types.c (gfc_get_derived_type): Make it non-static. 2009-11-30 Thomas Koenig PR fortran/42131 * trans-stmt.c (gfc_trans_do): Calculate loop count without if statements. 2009-11-28 Jakub Jelinek * trans-common.c (create_common): Remove unused offset variable. * io.c (gfc_match_wait): Remove unused loc variable. * trans-openmp.c (gfc_trans_omp_clauses): Remove unused old_clauses variable. (gfc_trans_omp_do): Remove unused outermost variable. * iresolve.c (gfc_resolve_alarm_sub, gfc_resolve_fseek_sub): Remove unused status variable. * module.c (number_use_names): Remove unused c variable. (load_derived_extensions): Remove unused nuse variable. * trans-expr.c (gfc_conv_substring): Remove unused var variable. * trans-types.c (gfc_get_array_descr_info): Remove unused offset_off variable. * matchexp.c (match_primary): Remove unused where variable. * trans-intrinsic.c (gfc_conv_intrinsic_bound): Remove unused cond2 variable. (gfc_conv_intrinsic_sizeof): Remove unused source variable. (gfc_conv_intrinsic_transfer): Remove unused stride variable. (gfc_conv_intrinsic_function): Remove unused isym variable. * arith.c (gfc_hollerith2real, gfc_hollerith2complex, gfc_hollerith2logical): Remove unused len variable. * parse.c (parse_derived): Remove unused derived_sym variable. * decl.c (variable_decl): Remove unused old_locus variable. * resolve.c (check_class_members): Remove unused tbp_sym variable. (resolve_ordinary_assign): Remove unused assign_proc variable. (resolve_equivalence): Remove unused value_name variable. * data.c (get_array_index): Remove unused re variable. * trans-array.c (gfc_conv_array_transpose): Remove unused src_info variable. (gfc_conv_resolve_dependencies): Remove unused aref and temp_dim variables. (gfc_conv_loop_setup): Remove unused dim and len variables. (gfc_walk_variable_expr): Remove unused head variable. * match.c (match_typebound_call): Remove unused var variable. * intrinsic.c (gfc_convert_chartype): Remove unused from_ts variable. 2009-11-26 Jerry DeLisle PR fortran/41807 * trans-const.c (gfc_conv_const): Set se->expr to a constant on error. 2009-11-26 Jerry DeLisle PR fortran/41278 * trans-array.c (gfc_conv_array_transpose): Delete unnecessary assert. 2009-11-26 Janus Weil PR fortran/42048 PR fortran/42167 * gfortran.h (gfc_is_function_return_value): New prototype. * match.c (gfc_match_call): Use new function 'gfc_is_function_return_value'. * primary.c (gfc_is_function_return_value): New function to check if a symbol is the return value of an encompassing function. (match_actual_arg,gfc_match_rvalue,match_variable): Use new function 'gfc_is_function_return_value'. * resolve.c (resolve_common_blocks,resolve_actual_arglist): Ditto. 2009-11-25 Jakub Jelinek PR fortran/42162 * trans-openmp.c (gfc_trans_omp_do): When dovar isn't a VAR_DECL, don't use simple loop and handle clauses properly. 2009-11-24 Jerry DeLisle PR fortran/42008 * decl.c (variable_decl): Do not error on initialization within a derived type specification of a pure procedure. 2009-11-24 Janus Weil PR fortran/42045 * resolve.c (resolve_actual_arglist): Make sure procedure pointer actual arguments are resolved correctly. (resolve_function): An EXPR_FUNCTION which is a procedure pointer component, has already been resolved. (resolve_fl_derived): Procedure pointer components should not be implicitly typed. 2009-11-21 Jerry DeLisle PR fortran/41807 * trans-const.c (gfc_conv_const): Fix typo in comment. Replace assert with error message if not constant. * resolve.c (next_data_value): Delete check for constant. 2009-11-20 Janus Weil * intrinsic.texi (C_F_PROCPOINTER): Remove obsolete comment. 2009-11-20 Paul Thomas Janus Weil PR fortran/42104 * trans-expr.c (gfc_conv_procedure_call): If procedure pointer component call, use the component's 'always_explicit' attr for array arguments. 2009-11-19 Janus Weil * trans-expr.c (conv_isocbinding_procedure): New function. (gfc_conv_procedure_call): Move ISO_C_BINDING stuff to separate function. 2009-11-19 Tobias Burnus * gfortran.texi (Interoperable Subroutines and Functions): Fix example. 2009-11-18 Janus Weil PR fortran/42072 * trans-expr.c (gfc_conv_procedure_call): Handle procedure pointer dummies which are passed to C_F_PROCPOINTER. 2009-11-18 Alexandre Oliva * module.c (mio_f2k_derived): Initialize op. 2009-11-15 Janus Weil PR fortran/42048 * match.c (gfc_match_call): If we're inside a function with derived type return value, allow calling a TBP of the result variable. 2009-11-12 Tobias Burnus * intrinsic.texi (XOR): Refer also to .NEQV. (ISO_FORTRAN_ENV): State which parameters are F2008. 2009-11-11 Janus Weil PR fortran/41978 * resolve.c (resolve_ref): Take care of procedure pointer component references. 2009-11-06 Jerry DeLisle PR fortran/41909 * resolve.c (is_illegal_recursion): Return false if sym is program. 2009-11-06 Steven G. Kargl * resolve.c (check_typebound_override): Remove duplicate "in" in error message. 2009-11-05 Steven G. Kargl PR fortran/41918 * fortran/trans-decl.c: Silence intent(out) warning for derived type dummy arguments with default initialization. 2009-11-05 Janus Weil PR fortran/41556 * interface.c (matching_typebound_op,gfc_extend_assign): Handle CLASS variables. 2009-11-05 Janus Weil PR fortran/41556 PR fortran/41873 * resolve.c (resolve_function,resolve_call): Prevent abstract interfaces from being called, but allow deferred type-bound procedures with abstract interface. 2009-11-04 Tobias Burnus Janus Weil PR fortran/41556 PR fortran/41937 * interface.c (gfc_check_operator_interface): Handle CLASS arguments. * resolve.c (resolve_allocate_expr): Handle allocatable components of CLASS variables. 2009-11-04 Richard Guenther * options.c (gfc_post_options): Rely on common code processing LTO options. Only enable -fwhole-file here. 2009-11-03 Tobias Burnus PR fortran/41907 * trans-expr.c (gfc_conv_procedure_call): Fix presence check for optional arguments. 2009-11-01 Tobias Burnus PR fortran/41872 * trans-decl.c (gfc_trans_deferred_vars): Do not nullify autodeallocated allocatable scalars at the end of scope. (gfc_generate_function_code): Fix indention. * trans-expr.c (gfc_conv_procedure_call): For allocatable scalars, fix calling by reference and autodeallocating of intent out variables. 2009-11-01 Tobias Burnus PR fortran/41850 * trans-expr.c (gfc_conv_procedure_call): Deallocate intent-out variables only when present. Remove unneccessary present check. 2009-10-29 Tobias Burnus PR fortran/41777 * trans-expr.c (gfc_conv_procedure_call,gfc_conv_expr_reference): Use for generic EXPR_FUNCTION the attributes of the specific function. 2009-10-29 Janne Blomqvist PR fortran/41860 * resolve.c (apply_default_init_local): Treat -fno-automatic as if var was saved. 2009-10-28 Rafael Avila de Espindola * trans-common.c (create_common): Set TREE_PUBLIC to false on fake variables. 2009-10-26 Janus Weil PR fortran/41714 * trans.c (gfc_trans_code): Remove call to 'tree_annotate_all_with_location'. Location should already be set. * trans-openmp.c (gfc_trans_omp_workshare): Ditto. * trans-stmt.c (gfc_trans_allocate): Do correct data initialization for CLASS variables with SOURCE tag, plus some cleanup. 2009-10-24 Janus Weil Paul Thomas PR fortran/41784 * module.c (load_derived_extensions): Skip symbols which are not being loaded. 2009-10-24 Paul Thomas PR fortran/41772 * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Stop'extent' from going negative. 2009-10-23 Janus Weil PR fortran/41800 * trans-expr.c (gfc_trans_scalar_assign): Handle CLASS variables. 2009-10-23 Janus Weil PR fortran/41758 * match.c (conformable_arrays): Move to resolve.c. (gfc_match_allocate): Don't resolve SOURCE expr yet, and move some checks to resolve_allocate_expr. * resolve.c (conformable_arrays): Moved here from match.c. (resolve_allocate_expr): Moved some checks here from gfc_match_allocate. (resolve_code): Resolve SOURCE tag for ALLOCATE expressions. 2009-10-22 Janus Weil PR fortran/41781 * resolve.c (resolve_codes): Don't clear 'cs_base' for BLOCK constructs, to make sure labels are treated correctly. * symbol.c (gfc_get_st_label): Create labels in the right namespace. For BLOCK constructs go into the parent namespace. 2009-10-21 Janus Weil PR fortran/41706 PR fortran/41766 * match.c (select_type_set_tmp): Set flavor for temporary. * resolve.c (resolve_class_typebound_call): Correctly resolve actual arguments. 2009-10-20 Paul Thomas PR fortran/41706 * resolve.c (resolve_arg_exprs): New function. (resolve_class_compcall): Call the above. (resolve_class_typebound_call): The same. 2009-10-19 Janus Weil PR fortran/41586 * parse.c (parse_derived): Correctly set 'alloc_comp' and 'pointer_comp' for CLASS variables. * trans-array.c (structure_alloc_comps): Handle deallocation and nullification of allocatable scalar components. * trans-decl.c (gfc_get_symbol_decl): Remember allocatable scalars for automatic deallocation. (gfc_trans_deferred_vars): Automatically deallocate allocatable scalars. 2009-10-19 Tobias Burnus Steven G. Kargl PR fortran/41755 * symbol.c (gfc_undo_symbols): Add NULL check. * match.c (gfc_match_equivalence): Add check for missing comma. 2009-10-19 Richard Guenther PR fortran/41494 * trans-expr.c (gfc_trans_scalar_assign): Do not call gfc_evaluate_now. 2009-10-17 Janus Weil Paul Thomas PR fortran/41608 * decl.c (gfc_match_data_decl): Add BT_CLASS for undefined type and empty type errors. * parse.c (gfc_build_block_ns): Only set recursive if parent ns has a proc_name. PR fortran/41629 PR fortran/41618 PR fortran/41587 * gfortran.h : Add class_ok bitfield to symbol_attr. * decl.c (build_sym): Set attr.class_ok if dummy, pointer or allocatable. (build_struct): Use gfc_try 't' to carry errors past the call to encapsulate_class_symbol. (attr_decl1): For a CLASS object, apply the new attribute to the data component. * match.c (gfc_match_select_type): Set attr.class_ok for an assigned selector. * resolve.c (resolve_fl_variable_derived): Check a CLASS object is dummy, pointer or allocatable by testing the class_ok and the use_assoc attribute. 2009-10-16 Janus Weil PR fortran/41719 * resolve.c (resolve_ordinary_assign): Reject intrinsic assignments to polymorphic variables. 2009-10-16 Paul Thomas PR fortran/41648 PR fortran/41656 * trans-expr.c (select_class_proc): Convert the expression for the vindex, carried on the first member of the esym list. * gfortran.h : Add the vindex field to the esym_list structure. and eliminate the class_object field. * resolve.c (check_class_members): Remove the setting of the class_object field. (vindex_expr): New function. (get_class_from_expr): New function. (resolve_class_compcall): Call the above to find the ultimate class or derived component. If derived, do not generate the esym list. Add and expression for the vindex to the esym list by calling the above. (resolve_class_typebound_call): The same. 2009-10-15 Steven G. Kargl PR fortran/41712 * intrinsic.texi: Explicitly state that ETIME and DTIME take REAL(4) arguments. Fix nearby typographically errors where /leq was used instead of \leq. 2009-10-13 Janus Weil PR fortran/41581 * decl.c (encapsulate_class_symbol): Add new component '$size'. * resolve.c (resolve_allocate_expr): Move CLASS handling to gfc_trans_allocate. (resolve_class_assign): Replaced by gfc_trans_class_assign. (resolve_code): Remove calls to resolve_class_assign. * trans.c (gfc_trans_code): Use new function gfc_trans_class_assign. * trans-expr.c (get_proc_ptr_comp): Fix a memory leak. (gfc_conv_procedure_call): For CLASS dummies, set the $size component. (gfc_trans_class_assign): New function, replacing resolve_class_assign. * trans-stmt.h (gfc_trans_class_assign): New prototype. * trans-stmt.c (gfc_trans_allocate): Use correct size when allocating CLASS variables. Do proper initialization. Move some code here from resolve_allocate_expr. 2009-10-11 Jerry DeLisle PR fortran/38439 * io.c (check_format): Fix locus for error messages and fix a comment. 2009-10-11 Paul Thomas PR fortran/41583 * decl.c (hash_value): New function. (gfc_match_derived_decl): Call it. 2009-10-09 Janus Weil PR fortran/41585 * decl.c (build_struct): Bugfix for CLASS components. 2009-10-09 Tobias Burnus PR fortran/41582 * decl.c (encapsulate_class_symbol): Save attr.abstract. * resolve.c (resolve_allocate_expr): Reject class allocate without typespec or source=. * trans-stmt.c (gfc_trans_allocate): Change gfc_warning into gfc_error for "not yet implemented". 2009-10-09 Janus Weil PR fortran/41579 * gfortran.h (gfc_select_type_stack): New struct, to be used as a stack for SELECT TYPE statements. (select_type_stack): New global variable. (type_selector,select_type_tmp): Removed. * match.c (type_selector,type_selector): Removed. (select_type_stack): New variable, serving as a stack for SELECT TYPE statements. (select_type_push,select_type_set_tmp): New functions. (gfc_match_select_type): Call select_type_push. (gfc_match_type_is): Call select_type_set_tmp. * parse.c (select_type_pop): New function. (parse_select_type_block): Call select_type_pop. * symbol.c (select_type_insert_tmp): New function. (gfc_find_sym_tree): Call select_type_insert_tmp. 2009-10-07 Kaveh R. Ghazi * arith.c (arith_power): Use mpc_pow_z. * gfortran.h (HAVE_mpc_pow_z): Define. 2009-10-07 Daniel Kraft PR fortran/41615 * resolve.c (resolve_contained_fntype): Clarify error message for invalid assumed-length character result on module procedures. 2009-10-07 Janus Weil * expr.c (gfc_check_pointer_assign): Do the correct type checking when CLASS variables are involved. * match.c (gfc_match_select_type): Parse associate-name in SELECT TYPE statements, and set up a local namespace for the SELECT TYPE block. * parse.h (gfc_build_block_ns): New prototype. * parse.c (parse_select_type_block): Return from local namespace to its parent after SELECT TYPE block. (gfc_build_block_ns): New function for setting up the local namespace for a BLOCK construct. (parse_block_construct): Use gfc_build_block_ns. * resolve.c (resolve_select_type): Insert assignment for the selector variable, in case an associate-name is given, and put the SELECT TYPE statement inside a BLOCK. (resolve_code): Call resolve_class_assign after checking the assignment. * symbol.c (gfc_find_sym_tree): Moved some code here from gfc_get_ha_sym_tree. (gfc_get_ha_sym_tree): Moved some code to gfc_find_sym_tree. 2009-10-07 Paul Thomas PR fortran/41613 * resolve.c (check_class_members): Reset compcall.assign. 2009-10-05 Paul Thomas * trans-expr.c (select_class_proc): New function. (conv_function_val): Deal with class methods and call above. * symbol.c (gfc_type_compatible): Treat case where both ts1 and ts2 are BT_CLASS. gfortran.h : Add structure gfc_class_esym_list and include in the structure gfc_expr. * module.c (load_derived_extensions): New function. (read_module): Call above. (write_dt_extensions): New function. (write_derived_extensions): New function. (write_module): Use the above. * resolve.c (resolve_typebound_call): Add a function expression for class methods. This carries the chain of symbols for the dynamic dispatch in select_class_proc. (resolve_compcall): Add second, boolean argument to indicate if a function is being handled. (check_members): New function. (check_class_members): New function. (resolve_class_compcall): New function. (resolve_class_typebound_call): New function. (gfc_resolve_expr): Call above for component calls.. 2009-10-05 Daniel Kraft PR fortran/41403 * trans-stmt.c (gfc_trans_goto): Ignore statement list on assigned goto if it is present. 2009-10-03 Richard Guenther * options.c (gfc_post_options): Handle -flto and -fwhopr. 2009-10-02 Tobias Burnus PR fortran/41479 * trans-decl.c (gfc_init_default_dt): Check for presence of the argument only if it is optional or in entry master. (init_intent_out_dt): Ditto; call gfc_init_default_dt for all derived types with initializers. 2009-10-01 Kaveh R. Ghazi PR fortran/33197 * gfortran.h (HAVE_mpc_arc): Define. * simplify.c (gfc_simplify_acos): Handle complex acos. (gfc_simplify_acosh): Likewise for acosh. (gfc_simplify_asin): Likewise for asin. (gfc_simplify_asinh): Likewise for asinh. (gfc_simplify_atan): Likewise for atan. (gfc_simplify_atanh): Likewise for atanh. 2009-10-01 Tobias Burnus PR fortran/41515 * decl.c (do_parm): Call add_init_expr_to_sym. 2009-09-30 Dennis Wassel * gcc/fortran/trans-array.c (gfc_trans_array_bound_check): Improved bounds checking error messages. (gfc_conv_array_ref): Likewise. (gfc_conv_ss_startstride): Likewise. 2009-09-30 Janus Weil * resolve.c (check_typebound_baseobject): Don't check for abstract types for CLASS. (resolve_class_assign): Adapt for RHS being a CLASS. * trans-intrinsic.c (gfc_conv_associated): Add component ref if expr is a CLASS. 2009-09-30 Janus Weil * check.c (gfc_check_same_type_as): New function for checking SAME_TYPE_AS and EXTENDS_TYPE_OF. * decl.c (encapsulate_class_symbol): Set ABSTRACT attribute for class container, if the contained type has it. Add an initializer for the class container. (add_init_expr_to_sym): Handle BT_CLASS. (vindex_counter): New counter for setting vindices. (gfc_match_derived_decl): Set vindex for all derived types, not only those which are being extended. * expr.c (gfc_check_assign_symbol): Handle NULL initialization of class pointers. * gfortran.h (gfc_isym_id): New values GFC_ISYM_SAME_TYPE_AS and GFC_ISYM_EXTENDS_TYPE_OF. (gfc_type_is_extensible): New prototype. * intrinsic.h (gfc_check_same_type_as): New prototype. * intrinsic.c (add_functions): Add SAME_TYPE_AS and EXTENDS_TYPE_OF. * primary.c (gfc_expr_attr): Handle CLASS-valued functions. * resolve.c (resolve_structure_cons): Handle BT_CLASS. (type_is_extensible): Make non-static and rename to 'gfc_type_is_extensible. (resolve_select_type): Renamed type_is_extensible. (resolve_class_assign): Handle NULL pointers. (resolve_fl_variable_derived): Renamed type_is_extensible. (resolve_fl_derived): Ditto. * trans-expr.c (gfc_trans_subcomponent_assign): Handle NULL initialization of class pointer components. (gfc_conv_structure): Handle BT_CLASS. * trans-intrinsic.c (gfc_conv_same_type_as,gfc_conv_extends_type_of): New functions. (gfc_conv_intrinsic_function): Handle SAME_TYPE_AS and EXTENDS_TYPE_OF. 2009-09-30 Janus Weil * gfortran.h (type_selector, select_type_tmp): New global variables. * match.c (type_selector, select_type_tmp): New global variables, used for SELECT TYPE statements. (gfc_match_select_type): Better error handling. Remember selector. (gfc_match_type_is): Create temporary variable. * module.c (ab_attribute): New value 'AB_IS_CLASS'. (attr_bits): New string. (mio_symbol_attribute): Handle 'is_class'. * resolve.c (resolve_select_type): Insert pointer assignment statement, to assign temporary to selector. * symbol.c (gfc_get_ha_sym_tree): Replace selector by a temporary in SELECT TYPE statements. 2009-09-30 Janus Weil * dump-parse-tree.c (show_code_node): Renamed 'alloc_list'. * gfortran.h (gfc_code): Rename 'alloc_list'. Add member 'ts'. (gfc_expr_to_initialize): New prototype. * match.c (alloc_opt_list): Correctly check type compatibility. Renamed 'alloc_list'. (dealloc_opt_list): Renamed 'alloc_list'. * resolve.c (expr_to_initialize): Rename to 'gfc_expr_to_initialize' and make it non-static. (resolve_allocate_expr): Set vindex for CLASS variables correctly. Move initialization code to gfc_trans_allocate. Renamed 'alloc_list'. (resolve_allocate_deallocate): Renamed 'alloc_list'. (check_class_pointer_assign): Rename to 'resolve_class_assign'. Change argument type. Adjust to work with ordinary assignments. (resolve_code): Call 'resolve_class_assign' for ordinary assignments. Renamed 'check_class_pointer_assign'. * st.c (gfc_free_statement): Renamed 'alloc_list'. * trans-stmt.c (gfc_trans_allocate): Renamed 'alloc_list'. Handle size determination and initialization of CLASS variables. Bugfix for ALLOCATE statements with default initialization and SOURCE block. (gfc_trans_deallocate): Renamed 'alloc_list'. 2009-09-30 Paul Thomas * trans-expr.c (gfc_conv_procedure_call): Convert a derived type actual to a class object if the formal argument is a class. 2009-09-30 Janus Weil PR fortran/40996 * decl.c (build_struct): Handle allocatable scalar components. * expr.c (gfc_add_component_ref): Correctly set typespec of expression, after inserting component reference. * match.c (gfc_match_type_is,gfc_match_class_is): Make sure that no variables are being used uninitialized. * primary.c (gfc_match_varspec): Handle CLASS array components. * resolve.c (resolve_select_type): Transform EXEC_SELECT_TYPE to EXEC_SELECT. * trans-array.c (structure_alloc_comps,gfc_trans_deferred_array): Handle allocatable scalar components. * trans-expr.c (gfc_conv_component_ref): Ditto. * trans-types.c (gfc_get_derived_type): Ditto. 2009-09-30 Janus Weil * decl.c (encapsulate_class_symbol): Modify names of class container components by prefixing with '$'. (gfc_match_end): Handle COMP_SELECT_TYPE. * expr.c (gfc_add_component_ref): Modify names of class container components by prefixing with '$'. * gfortran.h (gfc_statement): Add ST_SELECT_TYPE, ST_TYPE_IS and ST_CLASS_IS. (gfc_case): New field 'ts'. (gfc_exec_op): Add EXEC_SELECT_TYPE. (gfc_type_is_extension_of): New prototype. * match.h (gfc_match_select_type,gfc_match_type_is,gfc_match_class_is): New prototypes. * match.c (match_derived_type_spec): New function. (match_type_spec): Use 'match_derived_type_spec'. (match_case_eos): Modify error message. (gfc_match_select_type): New function. (gfc_match_case): Modify error message. (gfc_match_type_is): New function. (gfc_match_class_is): Ditto. * parse.h (gfc_compile_state): Add COMP_SELECT_TYPE. * parse.c (decode_statement): Handle SELECT TYPE, TYPE IS and CLASS IS statements. (next_statement): Handle ST_SELECT_TYPE. (gfc_ascii_statement): Handle ST_SELECT_TYPE, ST_TYPE_IS, ST_CLASS_IS. (parse_select_type_block): New function. (parse_executable): Handle ST_SELECT_TYPE. * resolve.c (resolve_deallocate_expr): Handle BT_CLASS. Modify names of class container components by prefixing with '$'. (resolve_allocate_expr): Ditto. (resolve_select_type): New function. (gfc_resolve_blocks): Handle EXEC_SELECT_TYPE. (check_class_pointer_assign): Modify names of class container components by prefixing with '$'. (resolve_code): Ditto. * st.c (gfc_free_statement): Ditto. * symbol.c (gfc_type_is_extension_of): New function. (gfc_type_compatible): Use 'gfc_type_is_extension_of', plus a bugfix. * trans.c (gfc_trans_code): Handel EXEC_SELECT_TYPE. 2009-09-30 Janus Weil Paul Thomas * check.c (gfc_check_move_alloc): Arguments don't have to be arrays. The second argument needs to be type-compatible with the first (not the other way around, which makes a difference for CLASS entities). * decl.c (encapsulate_class_symbol): New function. (build_sym,build_struct): Handle BT_CLASS, call 'encapsulate_class_symbol'. (gfc_match_decl_type_spec): Remove warning, use BT_CLASS. (gfc_match_derived_decl): Set vindex; * expr.c (gfc_add_component_ref): New function. (gfc_copy_expr,gfc_check_pointer_assign,gfc_check_assign_symbol): Handle BT_CLASS. * dump-parse-tree.c (show_symbol): Print vindex. * gfortran.h (bt): New basic type BT_CLASS. (symbol_attribute): New field 'is_class'. (gfc_typespec): Remove field 'is_class'. (gfc_symbol): New field 'vindex'. (gfc_get_ultimate_derived_super_type): New prototype. (gfc_add_component_ref): Ditto. * interface.c (gfc_compare_derived_types): Pointer equality check moved here from gfc_compare_types. (gfc_compare_types): Handle BT_CLASS and use gfc_type_compatible. * match.c (gfc_match_allocate,gfc_match_deallocate,gfc_match_call): Handle BT_CLASS. * misc.c (gfc_clear_ts): Removed is_class. (gfc_basic_typename,gfc_typename): Handle BT_CLASS. * module.c (bt_types,mio_typespec): Handle BT_CLASS. (mio_symbol): Handle vindex. * primary.c (gfc_match_varspec,gfc_variable_attr): Handle BT_CLASS. * resolve.c (find_array_spec,check_typebound_baseobject): Handle BT_CLASS. (resolve_ppc_call,resolve_expr_ppc): Don't call 'gfc_is_proc_ptr_comp' inside 'gcc_assert'. (resolve_deallocate_expr,resolve_allocate_expr): Handle BT_CLASS. (check_class_pointer_assign): New function. (resolve_code): Handle BT_CLASS, call check_class_pointer_assign. (resolve_fl_var_and_proc,type_is_extensible,resolve_fl_variable_derived, resolve_fl_variable): Handle BT_CLASS. (check_generic_tbp_ambiguity): Add special case. (resolve_typebound_procedure,resolve_fl_derived): Handle BT_CLASS. * symbol.c (gfc_get_ultimate_derived_super_type): New function. (gfc_type_compatible): Handle BT_CLASS. * trans-expr.c (conv_parent_component_references): Handle CLASS containers. (gfc_conv_initializer): Handle BT_CLASS. * trans-types.c (gfc_typenode_for_spec,gfc_get_derived_type): Handle BT_CLASS. 2009-09-29 Daniel Kraft PR fortran/39626 * gfortran.h (enum gfc_statement): Add ST_BLOCK and ST_END_BLOCK. (struct gfc_namespace): Convert flags to bit-fields and add flag `construct_entities' for use with BLOCK constructs. (enum gfc_exec_code): Add EXEC_BLOCK. (struct gfc_code): Add namespace field to union for EXEC_BLOCK. * match.h (gfc_match_block): New prototype. * parse.h (enum gfc_compile_state): Add COMP_BLOCK. * trans.h (gfc_process_block_locals): New prototype. (gfc_trans_deferred_vars): Made public, new prototype. * trans-stmt.h (gfc_trans_block_construct): New prototype. * decl.c (gfc_match_end): Handle END BLOCK correctly. (gfc_match_intent): Error if inside of BLOCK. (gfc_match_optional), (gfc_match_value): Ditto. * match.c (gfc_match_block): New routine. * parse.c (decode_statement): Handle BLOCK statement. (case_exec_markers): Add ST_BLOCK. (case_end): Add ST_END_BLOCK. (gfc_ascii_statement): Handle ST_BLOCK and ST_END_BLOCK. (parse_spec): Check for statements not allowed inside of BLOCK. (parse_block_construct): New routine. (parse_executable): Parse BLOCKs. (parse_progunit): Disallow CONTAINS in BLOCK constructs. * resolve.c (is_illegal_recursion): Find real container procedure and don't get confused by BLOCK constructs. (resolve_block_construct): New routine. (gfc_resolve_blocks), (resolve_code): Handle EXEC_BLOCK. * st.c (gfc_free_statement): Handle EXEC_BLOCK statements. * trans-decl.c (saved_local_decls): New static variable. (add_decl_as_local): New routine. (gfc_finish_var_decl): Add variable as local if inside BLOCK. (gfc_trans_deferred_vars): Make public. (gfc_process_block_locals): New routine. * trans-stmt.c (gfc_trans_block_construct): New routine. * trans.c (gfc_trans_code): Handle EXEC_BLOCK statements. 2009-09-28 Jerry DeLisle PR fortran/35862 * io.c (format_token): Add enumerators for rounding format specifiers. (format_lex): Tokenize the rounding format specifiers. (gfc_match_open): Enable rounding modes in OPEN statement. 2009-09-28 Richard Henderson * f95-lang.c (gfc_init_builtin_functions): Update call to build_common_builtin_nodes. 2009-09-25 Kaveh R. Ghazi * simplify.c (gfc_simplify_acos, gfc_simplify_acosh, gfc_simplify_asin, gfc_simplify_asinh, gfc_simplify_atan, gfc_simplify_atanh): Fix error message. 2009-09-24 Steven G. Kargl PR fortran/41459 * error.c(gfc_warning_now): Move warnings_are_errors test to after actual emitting of the warning. * parse.c (next_free): Improve error locus printing. (next_fixed): Change gfc_warn to gfc_warning_now, and improve locus reporting. 2009-09-16 Michael Matz PR fortran/41212 * trans.h (struct lang_type): Remove nontarget_type member. * trans.c (gfc_add_modify): Don't access it. * trans-decl.c (gfc_finish_var_decl): Don't allocate and set it, instead set DECL_RESTRICTED_P on affected decls. 2009-09-14 Richard Henderson * f95-lang.c (gfc_init_builtin_functions): Update call to build_common_builtin_nodes. (gfc_maybe_initialize_eh): Don't call default_init_unwind_resume_libfunc. 2009-09-13 Richard Guenther Rafael Avila de Espindola * f95-lang.c (gfc_maybe_initialize_eh): Do not init eh_personality_libfunc. 2009-09-11 Janus Weil PR fortran/41242 * resolve.c (resolve_ordinary_assign): Don't call resolve_code, to avoid that subsequent codes are resolved more than once. (resolve_code): Make sure that type-bound assignment operators are resolved correctly. 2009-09-10 Steven G. Kargl PR fortran/31292 * fortran/decl.c(gfc_match_modproc): Check that module procedures from a module can USEd in module procedure statements in other program units. Update locus for better error message display. Detect intrinsic procedures in module procedure statements. 2009-09-09 Richard Guenther PR fortran/41297 * trans-expr.c (gfc_trans_scalar_assign): Correct typo that left 'tmp' unused in derived type assignment. 2009-09-07 Thomas Koenig PR fortran/41197 * resolve_c (resolve_allocate_deallocate): Complain if stat or errmsg varaible is an array. 2009-09-05 Paul Thomas PR fortran/41258 * primary.c (gfc_match_varspec): Do not look for typebound procedures unless the derived type has a f2k_derived namespace. 2009-09-03 Diego Novillo * f95-lang.c (lang_hooks): Remove const qualifier. 2009-09-01 Richard Guenther * f95-lang.c (gfc_mark_addressable): Remove. (LANG_HOOKS_MARK_ADDRESSABLE): Likewise. 2009-08-31 Jerry DeLisle PR fortran/39229 * scanner.c (next_char): Fix typo in comment. (gfc_get_char_literal): Warn if truncate flag is set for both fixed and free form source, adjusting error locus as needed. * parse.c (next_fixed): Clear the truncate flag. (next_statement): Remove truncate warning. 2009-08-31 Janus Weil Paul Thomas PR fortran/40940 * array.c (gfc_match_array_constructor): Rename gfc_match_type_spec. * decl.c (gfc_match_type_spec): Rename to gfc_match_decl_type_spec, and reject CLASS with -std=f95. (gfc_match_implicit, gfc_match_data_decl,gfc_match_prefix, match_procedure_interface): Rename gfc_match_type_spec. * gfortran.h (gfc_type_compatible): Add prototype. * match.h (gfc_match_type_spec): Rename to gfc_match_decl_type_spec. * match.c (match_intrinsic_typespec): Rename to match_type_spec, and add handling of derived types. (gfc_match_allocate): Rename match_intrinsic_typespec and check type compatibility of derived types. * symbol.c (gfc_type_compatible): New function to check if two types are compatible. 2009-08-31 Janus Weil PR fortran/40996 * check.c (gfc_check_allocated): Implement allocatable scalars. * resolve.c (resolve_allocate_expr,resolve_fl_var_and_proc): Ditto. * trans-intrinsic.c (gfc_conv_allocated): Ditto. 2009-08-30 Daniel Kraft PR fortran/37425 * dump-parse-tree.c (show_typebound_proc): Renamed from `show_typebound' and accept gfc_typebound_proc and name instead of the symtree, needed for intrinsic operator output. (show_typebound_symtree): New method calling `show_typebound_proc'. (show_f2k_derived): Output type-bound operators also. (show_symbol): Moved output of `Procedure bindings:' label to `show_f2k_derived'. * gfortran.texi (Fortran 2003 status): Mention support of array-constructors with explicit type specification, type-bound procedures/operators, type extension, ABSTRACT types and DEFERRED. Link to Fortran 2003 wiki page. (Fortran 2008 status): Fix typo. Link to Fortran 2008 wiki page. * gfc-internals.texi (Type-bound Procedures): Document the new members/attributes of gfc_expr.value.compcall used for type-bound operators. (Type-bound Operators): New section documenting their internals. 2009-08-27 Janus Weil PR fortran/40869 * expr.c (gfc_check_pointer_assign): Enable interface check for pointer assignments involving procedure pointer components. * gfortran.h (gfc_compare_interfaces): Modified prototype. * interface.c (gfc_compare_interfaces): Add argument 'name2', to be used instead of s2->name. Don't rely on the proc_pointer attribute, but instead on the flags handed to this function. (check_interface1,compare_parameter): Add argument for gfc_compare_interfaces. * resolve.c (check_generic_tbp_ambiguity): Ditto. 2009-08-27 Daniel Kraft PR fortran/37425 * gfortran.h (gfc_expr): Optionally store base-object in compcall value and add a new flag to distinguish assign-calls generated. (gfc_find_typebound_proc): Add locus argument. (gfc_find_typebound_user_op), (gfc_find_typebound_intrinsic_op): Ditto. (gfc_extend_expr): Return if failure was by a real error. * interface.c (matching_typebound_op): New routine. (build_compcall_for_operator): New routine. (gfc_extend_expr): Handle type-bound operators, some clean-up and return if failure was by a real error or just by not finding an appropriate operator definition. (gfc_extend_assign): Handle type-bound assignments. * module.c (MOD_VERSION): Incremented. (mio_intrinsic_op): New routine. (mio_full_typebound_tree): New routine to make typebound-procedures IO code reusable for type-bound user operators. (mio_f2k_derived): IO of type-bound operators. * primary.c (gfc_match_varspec): Initialize new fields in gfc_expr and pass locus to gfc_find_typebound_proc. * resolve.c (resolve_operator): Only output error about no matching interface if gfc_extend_expr did not already fail with an error. (extract_compcall_passed_object): Use specified base-object if present. (update_compcall_arglist): Handle ignore_pass field. (resolve_ordinary_assign): Update to handle extended code for type-bound assignments, too. (resolve_code): Handle EXEC_ASSIGN_CALL statement code. (resolve_tb_generic_targets): Pass locus to gfc_find_typebound_proc. (resolve_typebound_generic), (resolve_typebound_procedure): Ditto. (resolve_typebound_intrinsic_op), (resolve_typebound_user_op): Ditto. (ensure_not_abstract_walker), (resolve_fl_derived): Ditto. (resolve_typebound_procedures): Remove not-implemented error. (resolve_typebound_call): Handle assign-call flag. * symbol.c (find_typebound_proc_uop): New argument to pass locus for error message about PRIVATE, verify that a found procedure is not marked as erraneous. (gfc_find_typebound_intrinsic_op): Ditto. (gfc_find_typebound_proc), (gfc_find_typebound_user_op): New locus arg. 2009-08-22 Bud Davis PR fortran/28093 * io.c: reverted previous patch. 2009-08-25 Janne Blomqvist * gfortran.texi: Fix ENCODE example. 2009-08-25 Janus Weil PR fortran/41139 * primary.c (gfc_match_varspec): Make sure EXPR_PPC is only used for calls to procedure pointer components, other references to procedure pointer components are EXPR_VARIABLE. * resolve.c (resolve_actual_arglist): Bugfix (there can be calls without actual arglist). * trans-expr.c (gfc_get_proc_ptr_comp): Renamed to 'get_proc_ptr_comp', removed argument 'se' and made static. Avoid inserting a temporary variable for calling the PPC. (conv_function_val): Renamed gfc_get_proc_ptr_comp. (gfc_conv_procedure_call): Distinguish functions returning a procedure pointer from calls to a procedure pointer. Distinguish calls to procedure pointer components from procedure pointer components as actual arguments. * trans-stmt.h (gfc_get_proc_ptr_comp): Make it static. 2009-08-24 Jerry DeLisle PR fortran/41162 * io.c (check_format): Fix to not error on slash after P. Fix some error loci. 2009-08-24 Jerry DeLisle PR fortran/41154 * io.c (check_format): Fix to not error on right paren after P. 2009-08-24 Aldy Hernandez PR fortran/40660 * trans-io.c (build_dt): Pass UNKNOWN_LOCATION to build_call_expr_loc. (transfer_array_desc): Same. 2009-08-23 Jerry DeLisle PR fortran/35754 * io.c (check_format): Add checks for comma and the allowed format specifiers after the 'P' specifier. Fix typo in error message and adjust locus. 2009-08-23 Jerry DeLisle PR fortran/37446 * io.c (enum format_token): Change FMT_EXT to FMT_EN and FMT_ES. (format_lex): Likewise. (token_to_string): New function. (check_format): Use the new tokens and the new function. Add check for positive width. 2009-08-22 Steven G. Kargl * fortran/decl.c: Disallow procedure pointers with -std=f95. 2009-08-22 Steven K. kargl Paul Thomas * fortran/decl.c (match_char_spec): Rename to gfc_match_char_spec, and remove static. * fortran/gfortran.h: Add *expr3 entity to gfc_code. Add prototype for gfc_match_char_spec. * fortran/trans-stmt.c (gfc_trans_allocate): Translate the SOURCE= tag. * fortran/match.c (match_intrinsic_typespec): New function to match F2003 intrinsic-type-spec. (conformable_arrays): New function. Check SOURCE= and allocation-object are conformable. (gfc_match_allocate): Use new functions. Match SOURCE= tag. 2009-08-22 Bud Davis PR fortran/28093 * io.c : added variable to store original len of fmt * io.c (check_format): Consume H items using next_char in both modes to handle consecutive single quotes. Test for extra characters in fmt, issue warning. 2009-08-21 Janus Weil PR fortran/41106 * primary.c (gfc_variable_attr): Make it work also on EXPR_FUNCTION. (gfc_expr_attr): Use gfc_variable_attr for procedure pointer components. * resolve.c (resolve_fl_derived): Handle CHARACTER-valued procedure pointer components. * trans-expr.c (gfc_conv_component_ref): Ditto. (gfc_conv_variable): Ditto. (gfc_conv_procedure_call): Ditto. (gfc_trans_pointer_assignment): Ditto. * trans-types.c (gfc_get_derived_type): Ditto. 2009-08-20 Tobias Schlüter * trans-stmt.c (gfc_trans_do): Add a few missing folds. 2009-08-20 Michael Matz PR fortran/41126 * trans-expr.c (gfc_conv_string_tmp): Check type compatibility instead of equality. 2009-08-20 Janus Weil PR fortran/41121 * resolve.c (resolve_symbol): Don't resolve formal_ns of intrinsic procedures. 2009-08-18 Michael Matz * trans-expr.c (gfc_conv_substring): Don't evaluate casted decl early, change order of length calculation to (end - start) + 1. (gfc_get_interface_mapping_array): Adjust call to gfc_get_nodesc_array_type. * trans-array.c (gfc_trans_create_temp_array, gfc_build_constant_array_constructor, gfc_conv_expr_descriptor): Ditto. * trans-stmt.c (gfc_trans_pointer_assign_need_temp): Ditto. * trans.c (gfc_add_modify): Assignment between base type and nontarget type are equal enough. (gfc_call_malloc): Use prvoid_type_node for return value of __builtin_malloc. (gfc_allocate_with_status): Ditto. * trans-types.c (gfc_array_descriptor_base): Double size of this array. (gfc_init_types): Build prvoid_type_node. (gfc_build_array_type): New bool parameter "restricted". (gfc_get_nodesc_array_type): Ditto, build restrict qualified pointers, if it's true. (gfc_get_array_descriptor_base): Ditto. (gfc_get_array_type_bounds): Ditto. (gfc_sym_type): Use symbol attributes to feed calls to above functions. (gfc_get_derived_type): Ditto. * trans.h (struct lang_type): Add nontarget_type member. * trans-types.h (prvoid_type_node): Declare. (gfc_get_array_type_bounds, gfc_get_nodesc_array_type): Declare new parameter. * trans-decl.c (gfc_finish_var_decl): Give scalars that can't be aliased a type with a different alias set than the base type. (gfc_build_dummy_array_decl): Adjust call to gfc_get_nodesc_array_type. 2009-08-18 Janus Weil Paul Thomas PR fortran/40870 * trans-types.c (gfc_get_ppc_type): Include formal args in backend_decl using the interface symbol. Character types are returned by reference. (gfc_get_derived_type): Prevent infinite recursion loop if a PPC has a derived-type formal arg. 2008-08-17 Paul Thomas PR fortran/41062 * trans-decl.c (gfc_trans_use_stmts): Keep going through use list if symbol is not use associated. 2009-08-17 Daniel Kraft PR fortran/37425 * resolve.c (get_checked_tb_operator_target): New routine to do checks on type-bound operators in common between intrinsic and user operators. (resolve_typebound_intrinsic_op): Call it. (resolve_typebound_user_op): Ditto. 2009-08-17 Jerry DeLisle PR fortran/41075 * scanner.c (gfc_next_char_literal): Add comment to improve readability. * io.c (enum format_token): Add FMT_STAR. (format_lex): Add case for '*'. (check_format): Check for left paren after '*'. Change format checks to use %L to improve format string error locus. 2009-08-17 Janus Weil PR fortran/40877 * array.c (gfc_resolve_character_array_constructor): Add NULL argument to gfc_new_charlen. * decl.c (add_init_expr_to_sym,variable_decl,match_char_spec, gfc_match_implicit): Ditto. * expr.c (simplify_const_ref): Fix memory leak. (gfc_simplify_expr): Add NULL argument to gfc_new_charlen. * gfortran.h (gfc_new_charlen): Modified prototype. * iresolve.c (check_charlen_present,gfc_resolve_char_achar): Add NULL argument to gfc_new_charlen. * module.c (mio_charlen): Ditto. * resolve.c (gfc_resolve_substring_charlen, gfc_resolve_character_operator,fixup_charlen): Ditto. (resolve_fl_derived,resolve_symbol): Add argument to gfc_charlen. * symbol.c (gfc_new_charlen): Add argument 'old_cl' (to make a copy of an existing charlen). (gfc_set_default_type,generate_isocbinding_symbol): Fix memory leak. (gfc_copy_formal_args_intr): Add NULL argument to gfc_new_charlen. * trans-decl.c (create_function_arglist): Fix memory leak. 2009-08-17 Richard Guenther * trans-expr.c (gfc_trans_scalar_assign): Replace hack with more proper hack. 2009-08-15 Tobias Burnus PR fortran/41080 * gfortranspec.c (lookup_option): Remove gfortran-specific version of -dumpversion. 2009-08-14 Janus Weil 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 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 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 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 * trans-types.c (gfc_get_derived_type): Do not clear TYPE_CANONICAL. 2009-08-11 Janus Weil PR fortran/41022 * trans-expr.c (gfc_conv_procedure_call): Handle procedure pointer components as actual arguments. 2009-08-10 Daniel Kraft 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 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 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 PR fortran/40969 Revert: 2009-08-04 Tobias Burnus PR fortran/40949 * trans-types.c (gfc_get_function_type): Fix typelist of functions without argument. 2009-08-05 Paul Thomas 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 PR fortran/40949 * trans-types.c (gfc_get_function_type): Fix typelist of functions without argument. 2009-08-04 Paul Thomas PR fortran/40875 * decl.c (add_init_expr_to_sym): Character symbols can only be initialized with character expressions. 2009-08-02 Janus Weil 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 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 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 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 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 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 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 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 Francois-Xavier Coudert 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 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 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 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 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 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 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 * 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 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 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 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 Manuel López-Ibáñez 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 PR fortran/40743 * resolve.c (resolve_symbol): Don't resolve the formal namespace of a contained procedure. 2009-07-14 Taras Glek Rafael Espindola * Make-lang.in (fortran.install-plugin): New target for installing plugin headers. 2009-07-13 H.J. Lu * module.c (mio_symbol): Remove the unused variable, formal. 2009-07-13 Janus Weil 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 Philippe Marguinaud 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 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 PR fortran/39334 * primary.c (match_kind_param): Return MATCH_NO if the symbol has no value. 2008-07-09 Paul Thomas 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 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 PR fortran/40604 * intrinsic.c (gfc_convert_type_warn): Set sym->result. * trans-expr.c (gfc_conv_procedure_call): Fix -fcheck=pointer for optional arguments. 2009-07-08 Tobias Burnus PR fortran/40675 * simplify.c (gfc_simplify_sign): Handle signed zero correctly. * trans-intrinsic.c (gfc_conv_intrinsic_sign): Support -fno-sign-zero. * invoke.texi (-fno-sign-zero): Add text regarding SIGN intrinsic. 2008-07-08 Paul Thomas PR fortran/40591 * decl.c (match_procedure_interface): Correct the association or creation of the interface procedure's symbol. 2009-07-04 Jakub Jelinek * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): For integer maxloc initialize limit to -huge-1 rather than just -huge. 2009-07-04 Janus Weil PR fortran/40593 * interface.c (compare_actual_formal): Take care of proc-pointer-valued functions as actual arguments. * trans-expr.c (gfc_conv_procedure_call): Ditto. * resolve.c (resolve_specific_f0): Use the correct ts. 2009-07-02 Michael Matz PR fortran/32131 * trans-array.c (gfc_conv_descriptor_stride_get): Return constant one for strides in the first dimension of ALLOCATABLE arrays. 2009-06-30 Janus Weil PR fortran/40594 * trans-types.c (gfc_get_derived_type): Bugfix, reverting one hunk from r147206. 2009-06-29 Tobias Burnus PR fortran/40580 * trans-expr.c (gfc_conv_procedure_call): Add -fcheck=pointer check. * libgfortran.h: Add GFC_RTCHECK_POINTER. * invoke.texi (-fcheck): Document new pointer option. * options.c (gfc_handle_runtime_check_option): Handle pointer option. * gfortran.texi (C Binding): Improve wording. * iso-c-binding.def: Remove obsolete comment. 2009-06-29 Paul Thomas PR fortran/40551 * dependency.h : Add second bool* argument to prototype of gfc_full_array_ref_p. * dependency.c (gfc_full_array_ref_p): If second argument is present, return true if last dimension of reference is an element or has unity stride. * trans-array.c : Add NULL second argument to references to gfc_full_array_ref_p. * trans-expr.c : The same, except for; (gfc_trans_arrayfunc_assign): Return fail if lhs reference is not a full array or a contiguous section. 2009-06-28 Tobias Burnus Francois-Xavier Coudert PR fortran/34112 * symbol.c (gfc_add_ext_attribute): New function. (gfc_get_sym_tree): New argument allow_subroutine. (gfc_get_symbol,gfc_get_ha_sym_tree,gen_cptr_param,gen_fptr_param gen_shape_param,generate_isocbinding_symbol): Use it. * decl.c (find_special): New argument allow_subroutine. (add_init_expr_to_sym,add_hidden_procptr_result,attr_decl1, match_procedure_in_type,gfc_match_final_decl): Use it. (gfc_match_gcc_attributes): New function. * gfortran.texi (Mixed-Language Programming): New section "GNU Fortran Compiler Directives". * gfortran.h (ext_attr_t): New struct. (symbol_attributes): Use it. (gfc_add_ext_attribute): New prototype. (gfc_get_sym_tree): Update pototype. * expr.c (gfc_check_pointer_assign): Check whether call convention is the same. * module.c (import_iso_c_binding_module, create_int_parameter, use_iso_fortran_env_module): Update gfc_get_sym_tree call. * scanner.c (skip_gcc_attribute): New function. (skip_free_comments,skip_fixed_comments): Use it. (gfc_next_char_literal): Support !GCC$ lines. * resolve.c (check_host_association): Update gfc_get_sym_tree call. * match.c (gfc_match_sym_tree,gfc_match_call): Update gfc_get_sym_tree call. * trans-decl.c (add_attributes_to_decl): New function. (gfc_get_symbol_decl,get_proc_pointer_decl, gfc_get_extern_function_decl,build_function_decl: Use it. * match.h (gfc_match_gcc_attributes): Add prototype. * parse.c (decode_gcc_attribute): New function. (next_free,next_fixed): Support !GCC$ lines. * primary.c (match_actual_arg,check_for_implicit_index, gfc_match_rvalue,gfc_match_rvalue): Update gfc_get_sym_tree call. 2009-06-28 Kaveh R. Ghazi * gfortran.h: Define HAVE_mpc_pow. * arith.c (complex_reciprocal, complex_pow): If HAVE_mpc_pow, don't define these functions. (arith_power): If HAVE_mpc_pow, use mpc_pow. 2009-06-26 Janus Weil PR fortran/39997 PR fortran/40541 * decl.c (add_hidden_procptr_result): Copy the typespec to the hidden result. * expr.c (gfc_check_pointer_assign): Enable interface check for procedure pointer assignments where the rhs is a function returning a procedure pointer. * resolve.c (resolve_symbol): If an external procedure with unspecified return type can not be implicitly typed, it must be a subroutine. 2009-06-24 Janus Weil PR fortran/40427 * gfortran.h (gfc_component): New member 'formal_ns'. (gfc_copy_formal_args_ppc,void gfc_ppc_use): New. * interface.c (gfc_ppc_use): New function, analogous to gfc_procedure_use, but for procedure pointer components. * module.c (MOD_VERSION): Bump module version. (mio_component): Treat formal arguments. (mio_formal_arglist): Changed argument from gfc_symbol to gfc_formal_arglist. (mio_symbol): Changed argument of mio_formal_arglist. * resolve.c (resolve_ppc_call,resolve_expr_ppc): Call gfc_ppc_use, to check actual arguments and treat formal args correctly. (resolve_fl_derived): Copy formal args of procedure pointer components from their interface. * symbol.c (gfc_copy_formal_args_ppc): New function, analogous to gfc_copy_formal_args, but for procedure pointer components. 2009-06-22 Janus Weil PR fortran/37254 PR fortran/39850 * interface.c (compare_parameter): Set implicit type for function actual arguments with BT_UNKNOWN. 2009-06-22 Tobias Burnus PR fortran/40472 PR fortran/50520 * simplify.c (gfc_simplify_spread): Fix the case that source= is a scalar. 2009-06-22 Paul Thomas PR fortran/40443 * interface.c (gfc_search_interface): Hold back a match to an elementary procedure until all other possibilities are exhausted. 2009-06-22 Paul Thomas PR fortran/40472 * simplify.c (gfc_simplify_spread): Restrict the result size to the limit for an array constructor. 2009-06-21 Janus Weil PR fortran/39850 * interface.c (gfc_compare_interfaces): Take care of implicit typing when checking the function attribute. Plus another bugfix. (compare_parameter): Set attr.function and attr.subroutine according to the usage of a procedure as actual argument. 2009-06-20 Tobias Burnus PR fortran/40452 * trans-decl.c (add_argument_checking): Disable bounds check for allowed argument storage association. 2009-06-19 Paul Thomas PR fortran/40440 * trans-expr.c (gfc_conv_procedure_call): Do not deallocate allocatable components if the argument is a pointer. 2009-06-19 Kaveh R. Ghazi * gfortran.h (gfc_expr): Use mpc_t to represent complex numbers. * arith.c, dump-parse-tree.c, expr.c, module.c, resolve.c, simplify.c, target-memory.c, target-memory.h, trans-const.c, trans-expr.c: Convert to mpc_t throughout. 2009-06-19 Ian Lance Taylor * cpp.c (struct gfc_cpp_option_data): Give this struct, used for the global variable gfc_cpp_option, a name. 2009-06-19 Janus Weil PR fortran/40450 * trans-expr.c (gfc_conv_procedure_call): Only add an extra addr_expr to a procedure pointer actual argument, if it is not itself a dummy arg. 2009-06-18 Janus Weil PR fortran/40451 * resolve.c (resolve_contained_fntype): Prevent implicit typing for procedures with explicit interface. * symbol.c (gfc_check_function_type): Ditto. 2009-06-16 Ian Lance Taylor * decl.c (build_struct): Rewrite loop over constructor elements. 2009-06-16 Janus Weil PR fortran/36947 PR fortran/40039 * expr.c (gfc_check_pointer_assign): Call 'gfc_compare_interfaces' with error message. * gfortran.h (gfc_compare_interfaces): Additional argument. * interface.c (operator_correspondence): Removed. (gfc_compare_interfaces): Additional argument to return error message. Directly use the code from 'operator_correspondence' instead of calling the function. Check for OPTIONAL. Some rearrangements. (check_interface1): Call 'gfc_compare_interfaces' without error message. (compare_parameter): Call 'gfc_compare_interfaces' with error message. * resolve.c (check_generic_tbp_ambiguity): Call 'gfc_compare_interfaces' without error message. 2009-06-16 Tobias Burnus PR fortran/40383 * trans-decl.c (create_function_arglist): Copy formal charlist to have a proper passed_length for -fcheck=bounds. 2009-06-12 Steven G. Kargl * arith.c (gfc_enum_initializer): Move function ... * decl.c: ... here. Remove gfc_ prefix and make static. (enumerator_decl): Update function call. * gfortran.h: Remove gfc_enum_initializer prototype. 2009-06-12 Aldy Hernandez * trans-array.c (gfc_trans_allocate_array_storage): Pass location on down. (gfc_trans_array_constructor_value): Same. (gfc_trans_scalarized_loop_end): Same. (gfc_conv_ss_startstride): Same. (gfc_trans_g77_array): Same. (gfc_trans_dummy_array_bias): Same. (gfc_conv_array_parameter): Same. (structure_alloc_comps): Same. * trans-expr.c (gfc_conv_function_call): Same. (fill_with_spaces): Same. (gfc_trans_string_copy): Same. (gfc_trans_scalar_assign): Same. * trans-stmt.c (gfc_trans_goto): Same. (gfc_trans_if_1): Same. (gfc_trans_simple_do): Same. (gfc_trans_do): Same. (gfc_trans_do_while): Same. (gfc_trans_logical_select): Same. (gfc_trans_select): Same. (gfc_trans_forall_loop): Same. (gfc_trans_nested_forall_loop): Same. (generate_loop_for_temp_to_lhs): Same. (generate_loop_for_rhs_to_temp): Same. (gfc_trans_forall_1): Same. (gfc_trans_where_assign): Same. (gfc_trans_where_3): Same. (gfc_trans_allocate): Same. * trans.c (gfc_finish_block): Same. (gfc_trans_runtime_check): Same. (gfc_call_malloc): Same. (gfc_allocate_with_status): Same. (gfc_call_free): Same. (gfc_deallocate_with_status): Same. (gfc_call_realloc): Same. (gfc_trans_code): Same. * trans-decl.c (gfc_init_default_dt): Same. (gfc_generate_constructors): Same. * trans-io.c (gfc_trans_io_runtime_check): Same. * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Same. (gfc_conv_intrinsic_fdate): Same. (gfc_conv_intrinsic_ttynam): Same. (gfc_conv_intrinsic_minmax): Same. (gfc_conv_intrinsic_minmax_char): Same. (gfc_conv_intrinsic_anyall): Same. (gfc_conv_intrinsic_count): Same. (gfc_conv_intrinsic_arith): Same. (gfc_conv_intrinsic_minmaxloc): Same. (gfc_conv_intrinsic_minmaxval): Same. (gfc_conv_intrinsic_rrspacing): Same. (gfc_conv_intrinsic_array_transfer): Same. (gfc_conv_intrinsic_trim): Same. (gfc_conv_intrinsic_repeat): Same. 2009-06-12 Janus Weil PR fortran/40176 * resolve.c (resolve_symbol): Additional error check, preventing an infinite loop. 2009-06-11 Paul Thomas PR fortran/40402 * resolve.c (next_data_value): It is an error if the value is not constant. 2009-06-11 Francois-Xavier Coudert PR fortran/38718 * intrinsic.c (add_functions): Add simplifiers for ISNAN, IS_IOSTAT_END and IS_IOSTAT_EOR. * intrinsic.h (gfc_simplify_is_iostat_end, gfc_simplify_is_iostat_eor, gfc_simplify_isnan): New prototypes. * intrinsic.c (gfc_simplify_is_iostat_end, gfc_simplify_is_iostat_eor, gfc_simplify_isnan): New functions. 2009-06-11 Jakub Jelinek * interface.c (fold_unary): Rename to... (fold_unary_intrinsic): ... this. (gfc_extend_expr): Adjust caller. (gfc_match_generic_spec): Likewise. Initialize *op to INTRINSIC_NONE to avoid warnings. * expr.c (gfc_simplify_expr): Initialize start and end before calling gfc_extract_int. 2009-06-10 Dave Korn * trans-decl.c (create_main_function): Don't build main decl twice. 2009-06-09 Tobias Burnus * trans-decl.c (gfc_generate_function_code): Use gfc_option.rtcheck instead of flag_bounds_check. * intrinsic.texi (ISO_FORTRAN_ENV): Document INT{8,16,32,64} and REAL{32,64,128}. 2009-06-08 Paul Thomas * trans-array.h : Replace prototypes for gfc_conv_descriptor_offset, gfc_conv_descriptor_stride, gfc_conv_descriptor_lbound, gfc_conv_descriptor_ubound with new prototypes of the same names with _get or _set appended. * trans-array.c : Make the originals of the above static and new functions for the _get and _set functions. Update all the references to these descriptor access functions. * trans-expr.c : Update references to the above descriptor access functions. * trans-intrinsic.c : The same. * trans-openmp.c : The same. * trans-stmt.c : The same. 2009-06-08 Alexandre Oliva * options.c (gfc_post_options): Disable dump_parse_tree during -fcompare-debug-second. 2009-06-07 Jerry DeLisle PR fortran/40008 * gfortran.h (gfc_open): Add newunit expression to structure. * io.c (io_tag): Add new unit tag and fix whitespace. (match_open_element): Add matching for newunit. (gfc_free_open): Free the newunit expression. (gfc_resolve_open): Add newunit to resolution and check constraints. (gfc_resolve_close): Add check for non-negative unit. (gfc_resolve_filepos): Likewise. (gfc_resolve_dt): Likewise. * trans-io.c (set_parameter_value): Build runtime checks for unit numbers within range of kind=4 integer. (gfc_trans_open) Set the newunit parameter. * ioparm.def (IOPARM): Define the newunit parameter as a pointer to GFC_INTEGER_4, pint4. 2009-06-07 Daniel Franke PR fortran/25104 PR fortran/29962 * array.c (gfc_append_constructor): Added NULL-check. * check.c (gfc_check_spread): Check DIM. (gfc_check_unpack): Check that the ARRAY arguments provides enough values for MASK. * intrinsic.h (gfc_simplify_spread): New prototype. (gfc_simplify_unpack): Likewise. * intrinsic.c (add_functions): Added new simplifier callbacks. * simplify.c (gfc_simplify_spread): New. (gfc_simplify_unpack): New. * expr.c (check_transformational): Allow additional transformational intrinsics in initialization expression. 2009-06-07 Daniel Franke PR fortran/25104 PR fortran/29962 * check.c (gfc_check_all_any): Check rank of DIM. (gfc_check_count): Likewise. * intrinsic.h (gfc_simplify_all): New prototype. (gfc_simplify_any): Likewise. (gfc_simplify_count): Likewise. (gfc_simplify_sum): Likewise. (gfc_simplify_product): Likewise. * intrinsic.c (add_functions): Added new simplifier callbacks. * simplify.c (transformational_result): New. (simplify_transformation_to_scalar): New. (simplify_transformation_to_array): New. (gfc_count): New. (gfc_simplify_all): New. (gfc_simplify_any): New. (gfc_simplify_count): New. (gfc_simplify_sum): New. (gfc_simplify_product): New. * expr.c (check_transformational): Allow additional transformational intrinsics in initialization expression. 2009-06-07 Daniel Franke * check.c (dim_rank_check): Return SUCCESS if DIM=NULL. (gfc_check_lbound): Removed (now) redundant check for DIM=NULL. (gfc_check_minloc_maxloc): Likewise. (check_reduction): Likewise. (gfc_check_size): Likewise. (gfc_check_ubound): Likewise. (gfc_check_cshift): Added missing shape-conformance checks. (gfc_check_eoshift): Likewise. * gfortran.h (gfc_check_conformance): Modified prototype to printf-style. * expr.c (gfc_check_conformance): Accept error-message chunks in printf-style. Changed all callers. 2009-06-07 Daniel Franke PR fortran/25104 PR fortran/29962 * intrinsic.h (gfc_simplify_dot_product): New prototype. (gfc_simplify_matmul): Likewise. (gfc_simplify_transpose): Likewise. * intrinsic.c (add_functions): Added new simplifier callbacks. * simplify.c (init_result_expr): New. (compute_dot_product): New. (gfc_simplify_dot_product): New. (gfc_simplify_matmul): New. (gfc_simplify_transpose): New. * expr.c (check_transformational): Allow transformational intrinsics with simplifier in initialization expression. 2009-06-06 Daniel Franke PR fortran/37203 * simplify.c (gfc_simplify_reshape): Fixed reshaping of empty arrays without padding. 2009-06-06 Daniel Franke PR fortran/32890 * intrinsic.h (gfc_simplify_pack): New prototype. * intrinsic.c (add_functions): Added simplifier-callback to PACK. * simplify.c (is_constant_array_expr): Moved to beginning of file. (gfc_simplify_pack): New. * check.c (gfc_check_pack): Check that VECTOR has enough elements. Added safeguards for empty arrays. 2009-06-05 Kaveh R. Ghazi * simplify.c (call_mpc_func): Use mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM. 2009-06-05 Alexandre Oliva * trans-decl.c (gfc_build_qualified_array): Don't skip generation of range types. * trans.h (struct lang_type): Add base_decls. (GFC_TYPE_ARRAY_BASE_DECL): New. * trans-types.c (gfc_get_array_type_bounds): Initialize base decls proactively and excessively. (gfc_get_array_descr_info): Use existing base decls if available. 2009-06-04 Daniel Franke PR fortran/37203 * check.c (gfc_check_reshape): Additional checks for the SHAPE and ORDER arguments. * simplify.c (gfc_simplify_reshape): Converted argument checks to asserts. 2009-06-03 Tobias Burnus * gfortran.texi: Add mixed-language programming, mention varying string lengths, some clean up of introduction parts. * intrinsic.texi (instrinsic modules): Create @menu for subsections. (ISO_C_BINDING): Support ISOCBINDING_INT_FAST128_T. * libgfortran.h: Comment to rember to keep gfortran.texi in sync. * iso-c-binding.def: Support ISOCBINDING_INT_FAST128_T. 2009-06-03 Francois-Xavier Coudert Tobias Burnus * iso-c-binding.def: Use INTMAX_TYPE instead of intmax_type_node. * trans-types.c (init_c_interop_kinds): Remove intmax_type_node. 2009-06-03 Alexandre Oliva * module.c (mio_f2k_derived): Initialize cur. 2009-06-01 Tobias Burnus PR fortran/40309 * trans-decl.c (gfc_sym_identifier): Use "MAIN__" for PROGRAM "main". (create_main_function): Set main_identifier_node. 2009-05-29 Francois-Xavier Coudert PR fortran/40019 * trans-types.c (gfc_build_uint_type): Make nonstatic. * trans.h (gfor_fndecl_clz128, gfor_fndecl_ctz128): New prototypes. * trans-types.h (gfc_build_uint_type): Add prototype. * trans-decl.c (gfc_build_intrinsic_function_decls): Build gfor_fndecl_clz128 and gfor_fndecl_ctz128. * trans-intrinsic.c (gfc_conv_intrinsic_leadz, gfc_conv_intrinsic_trailz): Call the right builtins or library functions, and cast arguments to unsigned types first. * simplify.c (gfc_simplify_leadz): Deal with negative arguments. 2009-05-27 Ian Lance Taylor * Make-lang.in (gfortran$(exeext)): Change $(COMPILER) to $(LINKER). (f951$(exeext)): Likewise. 2009-05-27 Tobias Burnus PR fortran/40270 * trans-decl.c (create_main_function): Mark MAIN__ and argc/argv as TREE_USED and push/pop function_decl context if needed. 2009-05-26 Tobias Burnus PR fortran/39178 * gfortranspec.c (lang_specific_driver): Stop linking libgfortranbegin. * trans-decl.c (gfc_build_builtin_function_decls): Stop making MAIN__ publicly visible. (gfc_build_builtin_function_decls): Add gfor_fndecl_set_args. (create_main_function) New function. (gfc_generate_function_code): Use it. 2009-05-26 Tobias Burnus PR fortran/40246 * match.c (gfc_match_nullify): NULLify freed pointer. 2009-05-26 Ian Lance Taylor * Make-lang.in (gfortranspec.o): Use $(COMPILER). (gfortran$(exeext), f951$(exeext), fortran/cpp.o): Likewise. 2009-05-26 Kaveh R. Ghazi * gfortran.h (GFC_MPC_RND_MODE): New. * simplify.c (call_mpc_func): New helper function. (gfc_simplify_cos, gfc_simplify_exp, gfc_simplify_log, gfc_simplify_sin, gfc_simplify_sqrt): Add MPC support. 2009-05-25 Janus Weil PR fortran/40176 * primary.c (gfc_match_varspec): Handle procedure pointer components with array return value. * resolve.c (resolve_expr_ppc): Ditto. (resolve_symbol): Make sure the interface of a procedure pointer has been resolved. * trans-array.c (gfc_walk_function_expr): Handle procedure pointer components with array return value. * trans-expr.c (gfc_conv_component_ref,gfc_conv_procedure_call, gfc_trans_arrayfunc_assign): Ditto. (gfc_trans_pointer_assignment): Handle procedure pointer assignments, where the rhs is a dummy argument. * trans-types.c (gfc_get_ppc_type,gfc_get_derived_type): Handle procedure pointer components with array return value. 2009-05-24 Jerry DeLisle Dominique Dhumieres PR fortran/35732 PR fortran/39872 * trans-array.c (gfc_conv_ss_startstride): Add one to index. 2009-05-22 Francois-Xavier Coudert PR fortran/40195 * module.c (read_md5_from_module_file): Close file before returning. 2009-05-18 Janus Weil PR fortran/40164 * primary.c (gfc_match_rvalue): Handle procedure pointer components in arrays. * resolve.c (resolve_ppc_call,resolve_expr_ppc): Resolve component and array references. (resolve_fl_derived): Procedure pointer components are not required to have constant array bounds in their return value. 2009-05-18 Janus Weil * intrinsic.c (add_sym): Fix my last commit (r147655), which broke bootstrap. 2009-05-18 Richard Guenther PR fortran/40168 * trans-expr.c (gfc_trans_zero_assign): For local array destinations use an assignment from an empty constructor. 2009-05-18 Janus Weil PR fortran/36947 PR fortran/40039 * expr.c (gfc_check_pointer_assign): Check intents when comparing interfaces. * gfortran.h (typedef struct gfc_intrinsic_arg): Add 'intent' member. (gfc_compare_interfaces): Additional argument. * interface.c (operator_correspondence): Add check for equality of intents, and new argument 'intent_check'. (gfc_compare_interfaces): New argument 'intent_check', which is passed on to operator_correspondence. (check_interface1): Don't check intents when comparing interfaces. (compare_parameter): Do check intents when comparing interfaces. * intrinsic.c (add_sym): Add intents for arguments of intrinsic procedures. (add_sym_1,add_sym_1s,add_sym_1m,add_sym_2,add_sym_2s,add_sym_3, add_sym_3ml,add_sym_3red,add_sym_3s,add_sym_4): Use INTENT_IN by default. (add_sym_1_intent,add_sym_1s_intent,add_sym_2s_intent,add_sym_3s_intent) : New functions to add intrinsic symbols, specifying custom intents. (add_sym_4s,add_sym_5s): Add new arguments to specify intents. (add_functions,add_subroutines): Add intents for various intrinsics. * resolve.c (check_generic_tbp_ambiguity): Don't check intents when comparing interfaces. * symbol.c (gfc_copy_formal_args_intr): Copy intent. 2009-05-17 Francois-Xavier Coudert * iso-fortran-env.def: Define INT8, INT16, INT32, INT64, REAL32, REAL64 and REAL128. * gfortran.h (gfc_get_int_kind_from_width_isofortranenv, gfc_get_real_kind_from_width_isofortranenv): New prototypes. * iso-c-binding.def: Update definitions for the INT*_T, INT_LEAST*_T and INT_FAST*_T named parameters. * trans-types.c (get_typenode_from_name, get_int_kind_from_name, gfc_get_real_kind_from_width_isofortranenv): New functions. 2009-05-17 Francois-Xavier Coudert PR fortran/36260 * intrinsic.c (add_functions, add_subroutines): Fix argument names and wrap long lines. * intrinsic.texi: Fix documentation and argument names of LOG_GAMMA, DATAN2, DBESJN, DTIME, ETIME, FSTAT, STAT, LSTAT, GET_COMMAND, IDATE, LTIME, MOVE_ALLOC, NINT, OR, PRODUCT, SUM, RAND, RANDOM_SEED, REAL, SELECTED_INT_KIND, SELECTED_REAL_KIND and XOR. 2009-05-16 Francois-Xavier Coudert PR fortran/33197 * intrinsic.c (add_functions): Use ERFC_SCALED simplification. * intrinsic.h (gfc_simplify_erfc_scaled): New prototype. * simplify.c (fullprec_erfc_scaled, asympt_erfc_scaled, gfc_simplify_erfc_scaled): New functions. 2009-05-16 Francois-Xavier Coudert PR fortran/31243 * resolve.c (resolve_substring): Don't allow too large substring indexes. (gfc_resolve_substring_charlen): Fix typo. (gfc_resolve_character_operator): Fix typo. (resolve_charlen): Catch unreasonably large string lengths. * simplify.c (gfc_simplify_len): Don't error out on LEN range checks. 2009-05-16 Francois-Xavier Coudert PR fortran/36031 * decl.c (set_enum_kind): Use global short-enums flag. * gfortran.h (gfc_option_t): Remove short_enums flag. * lang.opt (-fshort-enums): Refer to C documentation. * options.c (gfc_init_options, gfc_handle_option): Use global short-enums flag. 2009-05-15 Tobias Burnus PR fortran/39352 * f95-lang.c: Add gfc_maybe_initialize_eh. * gfortran.h: Add gfc_maybe_initialize_eh prototype. * Make-lang.in: Add new .h dendencies for f95-lang.c * openmp.c (resolve_omp_do): Call gfc_maybe_initialize_eh. * misc.c (gfc_free): Avoid #define trickery for free. 2009-05-14 Steven G. Kargl * dump-parse-tree.c (show_code_node): Add ERRMSG to the dumping of allocate and deallocate statements. 2009-05-14 Ian Lance Taylor * decl.c (match_attr_spec): Change d to unsigned int. * dump-parse-tree.c (show_namespace): Change op to int. Add cast. * interface.c (gfc_check_interfaces): Change i to int. Add casts. * module.c (read_module): Change i to int. Add cast. (write_module): Change i to int. * symbol.c (gfc_get_namespace): Change in to int. (gfc_free_namespace): Change i to int. * trans-io.c (gfc_build_io_library_fndecls): Change ptype to unsigned int. Add cast. * trans-types.c (gfc_init_kinds): Change mode to unsigned int. Add casts. 2009-05-14 Daniel Kraft PR fortran/40045 * dump-parse-tree.c (show_typebound): Fix missing adaption to new type-bound procedure storage structure. 2009-05-14 Janus Weil PR fortran/39996 * decl.c (gfc_match_function_decl): Use gfc_add_type. * symbol.c (gfc_add_type): Better checking for duplicate types in function declarations. And: Always give an error for duplicte types, not just a warning with -std=gnu. 2009-05-14 Jakub Jelinek PR fortran/39865 * io.c (resolve_tag_format): CHARACTER array in FMT= argument isn't an extension. Reject non-CHARACTER array element of assumed shape or pointer or assumed size array. * trans-array.c (array_parameter_size): New function. (gfc_conv_array_parameter): Add size argument. Call array_parameter_size if it is non-NULL. * trans-array.h (gfc_conv_array_parameter): Adjust prototype. * trans-expr.c (gfc_conv_function_call, gfc_trans_arrayfunc_assign): Adjust callers. * trans-intrinsic.c (gfc_conv_intrinsic_loc): Likewise. * trans-io.c (gfc_convert_array_to_string): Rewritten. 2009-05-13 Steven G. Kargl * gfortran.h (gfc_code): Rename struct member expr to expr1. * openmp.c (resolve_omp_atomic): Update expr to expr1. * interface.c (gfc_extend_assign): Ditto. * trans-expr.c (gfc_conv_expr_reference, gfc_trans_assignment, gfc_trans_init_assign): Ditto. * dump-parse-tree.c (show_code_node): Ditto. * trans-openmp.c (gfc_trans_omp_atomic): Ditto. * trans-stmt.c ( gfc_trans_label_assign, gfc_trans_goto, gfc_trans_call, gfc_trans_return, gfc_trans_pause, gfc_trans_stop, gfc_trans_if_1, gfc_trans_arithmetic_if, gfc_trans_do_while, gfc_trans_integer_select, gfc_trans_logical_select, gfc_trans_character_select forall_make_variable_temp, check_forall_dependencies gfc_trans_forall_1, gfc_trans_where_2, gfc_trans_where_3 gfc_trans_where, gfc_trans_allocate, gfc_trans_deallocate): Ditto. * io.c (match_io_element, gfc_match_inquire): Ditto. * resolve.c (resolve_typebound_call, resolve_ppc_call, resolve_allocate_expr, resolve_allocate_deallocate, resolve_select, resolve_transfer, resolve_where, gfc_resolve_assign_in_forall, gfc_resolve_blocks, resolve_code, build_init_assign): Ditto. * st.c (gfc_free_statement): Ditto. * match.c (gfc_match_assignment, gfc_match_pointer_assignment, match_arithmetic_if, gfc_match_if, gfc_match_elseif gfc_match_stopcode, gfc_match_assign, gfc_match_goto, gfc_match_nullify, match_typebound_call, gfc_match_call gfc_match_select, match_simple_where, gfc_match_where gfc_match_elsewhere, match_simple_forall, gfc_match_forall): Ditto. * trans-io.c (gfc_trans_transfer): Ditto. * parse.c (parse_where_block, parse_if_block): Ditto. 2009-05-13 Steven G. Kargl * gfortran.h (gfc_code): Rename struct member label to label1. * dump-parse-tree.c (show_code_node): Update symbol. * trans-stmt.c (gfc_trans_label_assign, gfc_trans_goto, gfc_trans_arithmetic_if): Ditto. * resolve.c (gfc_resolve_blocks, resolve_code): Ditto. * match.c (match_arithmetic_if, gfc_match_if, gfc_reference_st_label, gfc_match_assign, gfc_match_goto): Ditto. * parse.c (parse_do_block): Ditto. 2009-05-13 Tobias Burnus PR fortran/34153 * gfortran.h (gfc_exec_op): Add EXEC_END_PROCEDURE. * dump-parse-tree.c (show_code_node): Use EXEC_END_PROCEDURE. * trans.c (gfc_trans_code): Ditto. * resolve.c (resolve_code): Ditto. * st.c (gfc_free_statement): Ditto. * parse.c (accept_statement): Ditto. 2009-05-12 Tobias Burnus PR fortran/40110 * decl.c (gfc_match_kind_spec): Turn C kind error into a warning. 2009-05-11 Steve Ellcey * resolve.c (check_host_association): Initialize tail. 2009-05-11 Janus Weil PR fortran/40089 * resolve.c (resolve_fl_derived): Only return FAILURE if gfc_notify_std fails. 2009-05-10 Ian Lance Taylor * gfortran.h (enum gfc_omp_sched_kind): New enum, broken out of gfc_omp_clauses. (enum gfc_omp_default_sharing): Likewise. * module.c (enum gfc_rsym_state): New enum, broken out of pointer_info. (enum gfc_wsym_state): Likewise. * parse.c (enum state_order): New enum, broken out of st_state. 2009-05-10 Paul Thomas PR fortran/40018 * trans-array.c (gfc_trans_array_constructor_value): Fold convert numeric constants. (gfc_build_constant_array_constructor): The same. 2009-05-10 Paul Thomas PR fortran/38863 * trans-expr.c (gfc_conv_operator_assign): Remove function. * trans.h : Remove prototype for gfc_conv_operator_assign. * trans-stmt.c (gfc_conv_elemental_dependencies): Initialize derivde types with intent(out). (gfc_trans_call): Add mask, count1 and invert arguments. Add code to use mask for WHERE assignments. (gfc_trans_forall_1): Use new arguments for gfc_trans_call. (gfc_trans_where_assign): The gfc_symbol argument is replaced by the corresponding code. If this has a resolved_sym, then gfc_trans_call is called. The call to gfc_conv_operator_assign is removed. (gfc_trans_where_2): Change the last argument in the call to gfc_trans_where_assign. * trans-stmt.h : Modify prototype for gfc_trans_call. * trans.c (gfc_trans_code): Use new args for gfc_trans_call. 2009-05-08 Janus Weil PR fortran/39876 * intrinsic.c (gfc_is_intrinsic): Do not add the EXTERNAL attribute if the symbol is a module procedure. 2009-05-08 Tobias Burnus * invoke.texi: Add do/recursion to the -fcheck= summary. 2009-05-07 Francois-Xavier Coudert PR fortran/38830 * gfortran.texi: Document that we don't support variable FORMAT expressions. 2009-05-07 Francois-Xavier Coudert PR fortran/39576 * error.c (error_print): Add missing break statement. 2009-05-07 Francois-Xavier Coudert PR fortran/36382 * invoke.texi: Document that -fdollar-ok does not allow $ to be used in IMPLICIT statement. 2009-05-06 Janus Weil Paul Thomas PR fortran/39630 * decl.c (match_procedure_interface): New function to match the interface for a PROCEDURE statement. (match_procedure_decl): Call match_procedure_interface. (match_ppc_decl): New function to match the declaration of a procedure pointer component. (gfc_match_procedure): Call match_ppc_decl. (match_binding_attributes): Add new argument 'ppc' and handle the POINTER attribute for procedure pointer components. (match_procedure_in_type,gfc_match_generic): Added new argument to match_binding_attributes. * dump-parse-tree.c (show_expr,show_components,show_code_node): Handle procedure pointer components. * expr.c (free_expr0,gfc_copy_expr,gfc_simplify_expr): Handle EXPR_PPC. (gfc_check_pointer_assign): Handle procedure pointer components, but no full checking yet. (is_proc_ptr_comp): New function to determine if an expression is a procedure pointer component. * gfortran.h (expr_t): Add EXPR_PPC. (symbol_attribute): Add new member 'proc_pointer_comp'. (gfc_component): Add new member 'formal'. (gfc_exec_op): Add EXEC_CALL_PPC. (gfc_get_default_type): Changed first argument. (is_proc_ptr_comp): Add prototype. (gfc_match_varspec): Add new argument. * interface.c (compare_actual_formal): Handle procedure pointer components. * match.c (gfc_match_pointer_assignment,match_typebound_call): Handle procedure pointer components. * module.c (mio_expr): Handle EXPR_PPC. * parse.c (parse_derived): Handle procedure pointer components. * primary.c (gfc_match_varspec): Add new argument 'ppc_arg' and handle procedure pointer components. (gfc_variable_attr): Handle procedure pointer components. (gfc_match_rvalue): Added new argument to gfc_match_varspec and changed first argument of gfc_get_default_type. (match_variable): Added new argument to gfc_match_varspec. * resolve.c (resolve_entries,set_type,resolve_fl_parameter): Changed first argument of gfc_get_default_type. (resolve_structure_cons,resolve_actual_arglist): Handle procedure pointer components. (resolve_ppc_call): New function to resolve a call to a procedure pointer component (subroutine). (resolve_expr_ppc): New function to resolve a call to a procedure pointer component (function). (gfc_resolve_expr): Handle EXPR_PPC. (resolve_code): Handle EXEC_CALL_PPC. (resolve_fl_derived): Copy the interface for a procedure pointer component. (resolve_symbol): Fix overlong line. * st.c (gfc_free_statement): Handle EXEC_CALL_PPC. * symbol.c (gfc_get_default_type): Changed first argument. (gfc_set_default_type): Changed first argument of gfc_get_default_type. (gfc_add_component): Initialize ts.type to BT_UNKNOWN. * trans.h (gfc_conv_function_call): Renamed. * trans.c (gfc_trans_code): Handle EXEC_CALL_PPC. * trans-expr.c (gfc_conv_component_ref): Ditto. (gfc_conv_function_val): Rename to 'conv_function_val', add new argument 'expr' and handle procedure pointer components. (gfc_conv_operator_assign): Renamed gfc_conv_function_val. (gfc_apply_interface_mapping_to_expr): Handle EXPR_PPC. (gfc_conv_function_call): Rename to 'gfc_conv_procedure_call', add new argument 'expr' and handle procedure pointer components. (gfc_get_proc_ptr_comp): New function to get the backend decl for a procedure pointer component. (gfc_conv_function_expr): Renamed gfc_conv_function_call. (gfc_conv_structure): Handle procedure pointer components. * trans-intrinsic.c (gfc_conv_intrinsic_funcall, conv_generic_with_optional_char_arg): Renamed gfc_conv_function_call. * trans-stmt.h (gfc_get_proc_ptr_comp): Add prototype. * trans-stmt.c (gfc_trans_call): Renamed gfc_conv_function_call. * trans-types.h (gfc_get_ppc_type): Add prototype. * trans-types.c (gfc_get_ppc_type): New function to build a tree node for a procedure pointer component. (gfc_get_derived_type): Handle procedure pointer components. 2009-05-06 Tobias Burnus PR fortran/40041 * resolve.c (resolve_symbol): Print no warning for implicitly typed intrinsic functions. 2009-05-05 Janus Weil PR fortran/39998 * expr.c (gfc_check_pointer_assign): Check for statement functions and internal procedures in procedure pointer assignments. 2009-04-28 Janus Weil PR fortran/39946 * resolve.c (resolve_symbol): Correctly copy the interface of a PROCEDURE statement if the interface involves a RESULT variable. 2009-04-28 Janus Weil PR fortran/39930 PR fortran/39931 * expr.c (gfc_check_pointer_assign): Correctly detect if the left hand side is a pointer. * parse.c (gfc_fixup_sibling_symbols): Don't check for ambiguity. 2009-04-28 Paul Thomas PR fortran/39879 * trans_expr.c (gfc_conv_procedure_call): Deep copy a derived type parentheses argument if it is a variable with allocatable components. 2009-04-27 Ian Lance Taylor * trans-intrinsic.c (DEFINE_MATH_BUILTIN): Add casts to enum type. * trans-io.c (st_parameter_field): Add casts to enum type. 2009-04-26 Steven G. Kargl PR fortran/39893 fortran/data.c (gfc_assign_data_value): If the lvalue is an assumed character length entity in a data statement, then return FAILURE to prevent segmentation fault. 2009-04-26 Jakub Jelinek * trans-decl.c: Include pointer-set.h. (nonlocal_dummy_decl_pset, tree nonlocal_dummy_decls): New variables. (gfc_nonlocal_dummy_array_decl): New function. (gfc_get_symbol_decl): Call it for non-local dummy args with saved descriptor. (gfc_get_symbol_decl): Set DECL_BY_REFERENCE when needed. (gfc_generate_function_code): Initialize nonlocal_dummy_decl{s,_pset}, chain it to outermost block's vars, destroy it afterwards. * Make-lang.in (trans-decl.o): Depend on pointer-set.h. 2009-04-25 Janus Weil PR fortran/39688 * decl.c (gfc_match_import): Use 'sym->name' instead of 'name'. They differ if the symbol has been use-renamed. 2009-04-24 Ian Lance Taylor * gfortran.h (enum gfc_symbol_type): New named enum type, broken out of struct gfc_symbol. (struct gfc_symbol): Use enum gfc_symbol_type. (enum gfc_array_ref_dimen_type): New named enum type, broken out of struct gfc_array_ref). (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type. (mod_pointee_as): Update declaration. * decl.c (add_global_entry): Change type to enum gfc_symbol_type. (gfc_mod_pointee_as): Change return type to "match". * module.c (mio_array_ref): Add cast to enum type. (mio_symbol): Likewise. * resolve.c (resolve_global_procedure): Change type to enum gfc_symbol_type. * trans-io.c (gfc_build_st_parameter): Change type to unsigned int. 2009-04-24 Daniel Kraft * gfortran.h (gfc_get_typebound_proc): Removed as macro, now a function. (struct gfc_symtree): Moved "typebound" member inside union. (struct gfc_namespace): Add "tb_sym_root" as new symtree to sort out type-bound procedures there. (gfc_get_tbp_symtree): New procedure. * symbol.c (tentative_tbp_list): New global. (gfc_get_namespace): NULL new "tb_sym_root" member. (gfc_new_symtree): Removed initialization of "typebound" member. (gfc_undo_symbols): Process list of tentative tbp's. (gfc_commit_symbols): Ditto. (free_tb_tree): New method. (gfc_free_namespace): Call it. (gfc_get_typebound_proc): New method. (gfc_get_tbp_symtree): New method. (gfc_find_typebound_proc): Adapt to structural changes of gfc_symtree and gfc_namespace with regards to tbp's. * dump-parse-tree.c (show_typebound): Ditto. * primary.c (gfc_match_varspec): Ditto. Don't reference tbp-symbol as it isn't a symbol any longer. * module.c (mio_typebound_symtree): Adapt to changes. (mio_typebound_proc): Ditto, create symtrees using "gfc_get_tbp_symtree" rather than "gfc_get_sym_tree". (mio_f2k_derived): Ditto. * decl.c (match_procedure_in_type): Ditto. (gfc_match_generic): Ditto. Don't reference tbp-symbol. * resolve.c (check_typebound_override): Adapt to changes. (resolve_typebound_generic): Ditto. (resolve_typebound_procedures): Ditto. (ensure_not_abstract_walker): Ditto. (ensure_not_abstract): Ditto. (resolve_typebound_procedure): Ditto, ignore erraneous symbols (for instance, through removed tentative ones). * gfc-internals.texi (Type-bound procedures): Document changes. 2009-04-24 Janus Weil PR fortran/39861 PR fortran/39864 * symbol.c (gfc_copy_formal_args_intr): Set attr.flavor and attr.dummy for the formal arguments. 2009-04-21 Taras Glek * f95-lang.c: Update GTY annotations to new syntax. * trans-intrinsic.c: Likewise. * trans-io.c: Likewise. * trans.h: Likewise. 2009-04-22 Janus Weil PR fortran/39735 * decl.c (add_hidden_procptr_result): Bugfix for procptr results. (match_procedure_decl): Set if_source. * expr.c (gfc_check_pointer_assign): Bugfix: Return after error. And: Check interface also for IFSRC_UNKNOWN (return type may be known). * gfortran.h (typedef enum ifsrc): Remove IFSRC_USAGE, add documentation. Rename copy_formal_args and copy_formal_args_intr. * interface.c (gfc_compare_interfaces): Check for return types, handle IFSRC_UNKNOWN. (compare_intr_interfaces,compare_actual_formal_intr): Obsolete, removed. (gfc_procedure_use): Modified handling of intrinsics. * intrinsic.c (add_functions): Bugfix for "dim". * resolve.c (resolve_intrinsic): New function to resolve intrinsics, which copies the interface from isym to sym. (resolve_procedure_expression,resolve_function): Use new function 'resolve_intrinsic'. (resolve_symbol): Add function attribute for externals with return type and use new function 'resolve_intrinsic'. * symbol.c (ifsrc_types): Remove string for IFSRC_USAGE. (copy_formal_args): Renamed to gfc_copy_formal_args. (copy_formal_args_intr): Renamed to gfc_copy_formal_args_intr. * trans-const.c (gfc_conv_const_charlen): Handle cl==NULL. 2009-04-21 Joseph Myers * ChangeLog, ChangeLog-2002, ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006, ChangeLog-2007, ChangeLog-2008, ChangeLog.ptr, config-lang.in, ioparm.def, mathbuiltins.def: Add copyright and license notices. * ChangeLog, ChangeLog-2005, ChangeLog-2006, ChangeLog-2007, ChangeLog-2008: Correct dates. 2009-04-20 Tobias Burnus PR fortran/39811 * scanner.c (load_line): Fix bogus "&" compile-time diagnostic. 2009-04-20 Paul Thomas PR fortran/39800 * resolve.c (is_sym_host_assoc): New function. (resolve_fl_derived): Call it when checking PRIVATE components of PUBLIC derived types. Change gfc_error to a gfc_notify_std with std=f2003. (resolve_fl_namelist): Call it twice to check for host association. 2009-04-20 Ian Lance Taylor * module.c (import_iso_c_binding_module): Add casts to enum type. * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Change op to enum tree_code. (gfc_conv_intrinsic_anyall): Likewise. (gfc_conv_intrinsic_arith): Likewise. (gfc_conv_intrinsic_minmaxloc): Likewise. (gfc_conv_intrinsic_minmaxval): Likewise. (gfc_conv_intrinsic_bitop): Likewise. (gfc_conv_intrinsic_singlebitop): Likewise. (gfc_conv_intrinsic_strcmp): Likewise. 2009-04-20 Vasilis Liaskovitis Jakub Jelinek PR fortran/35423 * trans.h (OMPWS_WORKSHARE_FLAG, OMPWS_CURR_SINGLEUNIT, OMPWS_SCALARIZER_WS, OMPWS_NOWAIT): Define. (ompws_flags): New extern decl. * trans-array.c (gfc_trans_scalarized_loop_end): Build OMP_FOR for the outer dimension if ompws_flags allow it. * trans.c (gfc_generate_code): Clear ompws_flags. * trans-expr.c (gfc_trans_assignment_1): Allow worksharing array assignments inside of !$omp workshare. * trans-stmt.c (gfc_trans_where_3): Similarly for where statements and constructs. * trans-openmp.c (ompws_flags): New variable. (gfc_trans_omp_workshare): Rewritten. 2009-04-11 Daniel Kraft PR fortran/37746 * gfortran.h (struct gfc_charlen): New field "passed_length" to store the actual passed string length for dummy arguments. * trans-decl.c (gfc_create_string_length): Formatting fixes and added assertion, moved a local variable into the innermost block it is needed. (create_function_arglist): Removed TODO about the check being implemented and initialize cl->passed_length here. (add_argument_checking): New method. (gfc_generate_function_code): Call the argument checking method. 2009-04-11 Janus Weil PR fortran/39692 * symbol.c (check_conflict): Reject procedure pointers for -std=f95. 2009-04-11 Daniel Franke * resolve.c (resolve_global_procedure): Enable whole-file checking for procedures that are declared later in the file. 2009-04-10 Paolo Bonzini PR middle-end/39701 * trans.c (gfc_allocate_with_status): Fix type mismatches on "pstat == 0". 2009-04-10 Daniel Franke PR fortran/38709 * expr.c (find_array_section): Leave early on zero-sized arrays. 2009-04-09 Janus Weil PR fortran/36704 * decl.c (add_hidden_procptr_result): New function for handling procedure pointer return values by adding a hidden result variable. (variable_decl,match_procedure_decl,gfc_match_function_decl, gfc_match_subroutine,gfc_match_end,attr_decl1): Handle procedure pointer return values. * parse.c (parse_interface): Add EXTERNAL attribute only after FUNCTION/SUBROUTINE declaration is complete. * primary.c (replace_hidden_procptr_result): New function for replacing function symbol by hidden result variable. (gfc_match_rvalue,match_variable): Replace symbol by hidden result variable. * resolve.c (resolve_contained_fntype,resolve_function,resolve_variable, resolve_symbol): Allow for procedure pointer function results. (resolve_fl_procedure): Conflict detection moved here from 'check_conflict'. * symbol.c (gfc_check_function_type): Allow for procedure pointer function results. (check_conflict): Move some conflict detection to resolution stage. * trans-types.c (gfc_sym_type,gfc_get_function_type): Handle hidden result variables. 2009-04-08 Jakub Jelinek * trans-types.c (gfc_init_types): Ensure gfc_integer_types doesn't contain TYPE_STRING_FLAG types. 2009-04-08 Janne Blomqvist PR fortran/39670 * invoke.texi (fdollar-ok): Fix typo. 2009-04-08 Daniel Franke PR fortran/39670 * invoke.texi (fdollar-ok): Clarify limitations. 2009-04-08 Paul Thomas PR fortran/38863 * trans-array.c (gfc_trans_deferred_array): Return if this is a result variable. 2009-04-07 Janus Weil PR fortran/38152 * trans-decl.c (gfc_get_symbol_decl): Correctly set decl location for procedure pointer decls. 2009-04-07 Janus Weil PR fortran/38290 * expr.c (gfc_check_pointer_assign): Enable interface check for procedure pointers. * gfortran.h: Add copy_formal_args_intr. * interface.c (gfc_compare_interfaces): Call gfc_compare_intr_interfaces if second argument is an intrinsic. (compare_intr_interfaces): Correctly set attr.function, attr.subroutine and ts. (compare_parameter): Call gfc_compare_interfaces also for intrinsics. * resolve.c (resolve_specific_f0,resolve_specific_s0): Don't resolve intrinsic interfaces here. Must happen earlier. (resolve_symbol): Resolution of intrinsic interfaces moved here from resolve_specific_..., and formal args are now copied from intrinsic interfaces. * symbol.c (copy_formal_args_intr): New function to copy the formal arguments from an intinsic procedure. 2009-04-06 Paul Thomas PR fortran/38863 * dependency.c (ref_same_as_full_array): New function. (gfc_dep_resolver): Call it. 2009-04-06 Janus Weil PR fortran/39414 * decl.c (match_procedure_decl): Fix double declaration problems with PROCEDURE statements. * symbol.c (gfc_add_type): Ditto. 2009-04-06 Paul Thomas PR fortran/36091 * trans-array.c (gfc_conv_array_ref): If the symbol has the temporary attribute use the array_spec for the bounds. * gfortran.h : Add the temporary field to the structure 'symbol_attribute'. * trans-stmt.c (forall_make_variable_temp): Set the symbol's temporary attribute. 2009-04-05 Daniel Franke PR fortran/29458 * trans-array.c (gfc_trans_array_constructor_value): Shadow implied do-loop variable to avoid spurious middle-end warnings. 2009-04-04 Tobias Burnus PR fortran/39577 * trans-decl.c (gfc_generate_function_code): Move recursive check to the right position. 2009-04-04 Paul Thomas PR fortran/37614 * trans-common.c (translate_common): Do not offset the whole coomon block. 2009-04-03 Tobias Burnus PR fortran/39594 * resolve.c (resolve_common_vars): Add FL_VARIABLE to symbol if it is not a procedure pointer. * primary.c (match_actual_arg): Ditto. 2009-03-31 Joseph Myers PR preprocessor/15638 * cpp.c (cb_cpp_error): Handle CPP_DL_FATAL. 2009-03-30 Steven G. Kargl PR fortran/38389 * trans-stmt.c(gfc_trans_allocate): Add translation of ERRMSG. (gfc_trans_deallocate): Add translation of ERRMSG. Remove stale comments. Minor whitespace cleanup. * resolve.c(is_scalar_expr_ptr): Whitespace cleanup. (resolve_deallocate_expr (gfc_expr *e): Update error message. (resolve_allocate_expr): Remove dead code. Update error message. Move error checking to ... (resolve_allocate_deallocate): ... here. Add additional error checking for STAT, ERRMSG, and allocate-objects. * match.c(gfc_match_allocate,gfc_match_deallocate): Parse ERRMSG. Check for redundant uses of STAT and ERRMSG. Reword error message and add checking for pointer, allocatable, and proc_pointer attributes. 2009-03-30 Paul Thomas PR fortran/22571 PR fortran/26227 PR fortran/24886 * symbol.c : Add gfc_global_ns_list. * decl.c (add_global_entry): Set the namespace ('ns') field. * gfortran.h : Add the resolved field to gfc_namespace. Add the namespace ('ns') field to gfc_gsymbol. Add flag_whole_file to gfc_option_t. Add the prototype for gfc_free_dt_list. * lang.opt : Add the whole-file option. * invoke.texi : Document the whole-file option. * resolve.c (resolve_global_procedure): If the fwhole-file option is set, reorder gsymbols to ensure that translation is in the right order. Resolve the gsymbol's namespace if that has not occurred and then check interfaces. (resolve_function): Move call to resolve_global_procedure. (resolve_call): The same. (resolve_codes): Store the current labels_obstack. (gfc_resolve) : Return if the namespace is already resolved. trans-decl.c (gfc_get_extern_function_decl): If the whole_file option is selected, use the backend_decl of a gsymbol, if it is available. parse.c (add_global_procedure, add_global_program): If the flag whole-file is set, add the namespace to the gsymbol. (gfc_parse_file): On -fwhole-file, put procedure namespaces on the global namespace list. Rearrange to do resolution of all the procedures in a file, followed by their translation. * options.c (gfc_init_options): Add -fwhole-file. (gfc_handle_option): The same. 2009-03-30 Ulrich Weigand * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL family of intrinsics instead of BUILT_IN_INF family. * trans-intrinsics.c (gfc_conv_intrinsic_nearest): Use BUILT_IN_HUGE_VAL instead of BUILT_IN_INF. 2009-03-30 Jakub Jelinek * trans-types.c (gfc_sym_type, gfc_return_by_reference): For sym->attr.result check sym->ns->proc_name->attr.is_bind_c. 2009-03-30 Joseph Myers PR rtl-optimization/323 * options.c (gfc_post_options): Set flag_excess_precision_cmdline. Give an error for -fexcess-precision=standard for processors where the option is significant. 2009-03-29 Joseph Myers PR preprocessor/34695 * cpp.c (cb_cpp_error): New. (gfc_cpp_post_options): Don't set cpp_option->inhibit_warnings. Don't check cpp_errors (cpp_in). (gfc_cpp_init_0): Set cb->error. 2009-03-29 Steven G. Kargl PR fortran/38823 * gfortran.h: Add ARITH_PROHIBIT to arith enum. expr.c (gfc_match_init_expr): Add global variable init_flag to flag matching an initialization expression. (check_intrinsic_op): Move no longer reachable error message to ... * arith.c (arith_power): ... here. Remove gfc_ prefix in gfc_arith_power. Use init_flag. Allow constant folding of x**y when y is REAL or COMPLEX. (eval_intrinsic): Remove restriction that y in x**y must be INTEGER for constant folding. * gfc_power: Update gfc_arith_power to arith_power 2009-03-29 Daniel Kraft PR fortran/37423 * gfortran.h (struct gfc_typebound_proc): Added new flag "deferred" and added a comment explaining DEFERRED binding handling. * decl.c (match_binding_attributes): Really match DEFERRED attribute. (match_procedure_in_type): Really match PROCEDURE(interface) syntax and do some validity checks for DEFERRED and this construct. * module.c (binding_overriding): New string constant for DEFERRED. (mio_typebound_proc): Module-IO DEFERRED flag. * resolve.c (check_typebound_override): Ensure that a non-DEFERRED binding is not overridden by a DEFERRED one. (resolve_typebound_procedure): Allow abstract interfaces as targets for DEFERRED bindings. (ensure_not_abstract_walker), (ensure_not_abstract): New methods. (resolve_fl_derived): Use new "ensure_not_abstract" method for non-ABSTRACT types extending ABSTRACT ones to ensure each DEFERRED binding is overridden. (check_typebound_baseobject): New method. (resolve_compcall), (resolve_typebound_call): Check base-object of the type-bound procedure call. * gfc-internals.texi (Type-bound procedures): Document a little bit about internal handling of DEFERRED bindings. 2009-03-29 Tobias Schlüter PR fortran/38507 * gfortran.h (gfc_st_label): Fix comment. (gfc_exec_op): Add statement code EXEC_END_BLOCK for end of block. * parse.c (accept_statement): Use EXEC_END_BLOCK for END IF and END SELECT with labels. (check_do_closure): Fix formatting. (parse_do_block): Fix typo in error message. * resolve.c (code_stack): Remove tail member. Update comment to new use of reachable_labels. (reachable_labels): Rename to ... (find_reachable_labels): ... this. Overhaul. Update preceding comment. (resolve_branch): Fix comment preceding function. Rewrite. (resolve_code): Update call to find_reachable_labels. Add code to deal with EXEC_END_BLOCK. * st.c (gfc_free_statement): Add code to deal with EXEC_END_BLOCK. Add 2009 to copyright years. * trans.c (gfc_trans_code): Likewise on both counts. 2009-03-31 Paul Thomas PR fortran/38917 * expr.c (gfc_check_assign): Allow pointer components when checking for NULL. PR fortran/38918 * resolve.c (check_data_variable): Treat pointer arrays with scalars. 2009-03-31 Paul Thomas PR fortran/38915 * trans-expr.c (gfc_trans_assignment_1): Ensure temporaries have a string_length. 2009-03-28 Tobias Burnus PR fortran/34656 * trans-stmt.c (gfc_trans_simple_do, gfc_trans_do): Add GFC_RTCHECK_DO support. * option.c (gfc_handle_runtime_check_option): Enable GFC_RTCHECK_DO. * invoke.texi (-fcheck): Document "do" option. 2009-03-28 Paul Thomas PR fortran/38538 * trans-array.c (get_elemental_fcn_charlen): Remove. (get_array_charlen): New function to replace previous. 2009-03-28 Paul Thomas PR fortran/38765 * parse.c (parse_derived): Do not break on finding pointer, allocatable or private components. 2009-03-28 Tobias Burnus PR fortran/32626 * option.c (gfc_handle_runtime_check_option): Enable recursion check. * trans-decl.c (gfc_generate_function_code): Add recursion check. * invoke.texi (-fcheck): Add recursive option. 2009-03-28 Tobias Burnus PR fortran/38432 * resolve.c (gfc_resolve_iterator): Add zero-loop warning. 2009-03-28 Francois-Xavier Coudert Paul Thomas Tobias Burnus * gfortran.h (gfc_option_t): Add rtcheck. * lang.opt: New option -fcheck. * libgfortran.h: Add GFC_RTCHECK_* constants. * invoke.texi: Document -fcheck. * options.c (gfc_handle_runtime_check_option): New function. (gfc_init_options,gfc_post_options,gfc_handle_option): Add -fcheck option. 2009-03-27 Richard Guenther * trans-array.c (gfc_conv_descriptor_data_addr): Use gfc_build_addr_expr instead of build_fold_addr_expr. (gfc_trans_allocate_array_storage, gfc_trans_array_constructor_value, gfc_trans_constant_array_constructor, gfc_conv_array_data, gfc_conv_expr_descriptor, gfc_conv_array_parameter): Likewise. * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_variable, gfc_conv_function_val, gfc_conv_operator_assign, gfc_conv_subref_array_arg, gfc_conv_function_call, gfc_conv_expr_reference, gfc_trans_scalar_assign): Likewise. * trans-intrinsic.c (gfc_conv_intrinsic_exponent, gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate, gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax_char, gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_spacing, gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_set_exponent, gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer, gfc_conv_intrinsic_si_kind, gfc_conv_intrinsic_trim): Likewise. * trans-io.c (gfc_trans_io_runtime_check, set_parameter_ref, gfc_convert_array_to_string, gfc_trans_open, gfc_trans_close, build_filepos, gfc_trans_inquire, gfc_trans_wait, nml_get_addr_expr, transfer_namelist_element, build_dt, gfc_trans_dt_end, transfer_array_component, transfer_expr, transfer_array_desc, gfc_trans_transfer): Likewise. * trans-stmt.c (gfc_trans_allocate, gfc_trans_deallocate): Likewise. * trans.c (gfc_build_addr_expr): Mark the base of the address TREE_ADDRESSABLE. 2009-03-27 Tobias Burnus * gfortran.h (enum init_local_real.): Add GFC_INIT_REAL_SNAN. (gfc_expr): Add is_snan. * trans-const.c (gfc_conv_mpfr_to_tree): Support SNaN. (gfc_conv_constant_to_tree): Update call to gfc_conv_mpfr_to_tree. * trans-const.h (gfc_conv_mpfr_to_tree): Update prototype. * resolve.c (build_default_init_expr): Update call. * target-memory.c (encode_float): Ditto. * trans-intrinsic.c (gfc_conv_intrinsic_aint,gfc_conv_intrinsic_mod, 2009-03-18 Ralf Wildenhues * lang.opt: Unify help texts for -I, -Wconversion, -d, -fopenmp, and -fpreprocessed. 2009-03-06 Alexandre Oliva * simplify.c (gfc_simplify_transfer): Zero-initialize the buffer. 2009-02-27 Tobias Burnus PR fortran/39309 * module.c (read_md5_from_module_file): Add missing quote. 2009-02-27 Tobias Burnus PR fortran/39309 * module.c (read_md5_from_module_file): Include mod version in had-changed test. 2009-02-26 Paul Thomas PR fortran/39295 * interface.c (compare_type_rank_if): Return 1 if the symbols are the same and deal with external procedures where one is identified to be a function or subroutine by usage but the other is not. 2009-02-26 Paul Thomas PR fortran/39292 * trans-array.c (gfc_conv_array_initializer): Convert all expressions rather than ICEing. 2009-02-21 Thomas Koenig PR fortran/38914 * array.c (ref_dimen_size): Rename to gfc_ref_dimen_size, make global. Change function name in error messages. (ref_size): Change ref_dimen_size to gfc_ref_dimen_size. (gfc_array_ref_shape): Likewise. * gfortran.h: Add prototype for gfc_ref_dimen_size. * simplify.c (simplify_bound_dim): Add ref argument. If the reference isn't a full array, return one for the lower bound and the extent for the upper bound. (simplify_bound): For array sections, take as from the argument. Add reference to all to simplify_bound_dim. 2009-02-19 Daniel Franke * scanner.c (load_line): At end of line, skip '\r' without setting the truncation flag. 2009-02-18 Daniel Kraft * gfortran.texi: New chapter about compiler characteristics. (Compiler Characteristics): Document KIND type parameters here. 2009-02-18 Tobias Burnus * intrinsic.texi (MALLOC): Make example more portable. 2009-02-13 Mikael Morin PR fortran/38259 * module.c (gfc_dump_module,gfc_use_module): Add module version number. 2009-02-13 Paul Thomas PR fortran/36703 PR fortran/36528 * trans-expr.c (gfc_conv_function_val): Stabilize Cray-pointer function references to ensure that a valid expression is used. (gfc_conv_function_call): Pass Cray pointers to procedures. 2009-02-03 Jakub Jelinek * gfortranspec.c (lang_specific_driver): Update copyright notice dates. 2009-01-28 Paul Thomas PR fortran/38852 PR fortran/39006 * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use the array descriptor ubound for UBOUND, when the array lbound == 1. 2009-01-27 Daniel Kraft PR fortran/38883 * trans-stmt.c (gfc_conv_elemental_dependencies): Create temporary for the real type needed to make it work for subcomponent-references. 2009-01-21 Daniel Kraft * trans-stmt.c (gfc_conv_elemental_dependencies): Cleaned up comment. 2009-01-20 Paul Thomas PR fortran/38907 * resolve.c (check_host_association): Remove the matching to correct an incorrect host association and use manipulation of the expression instead. 2009-01-20 Tobias Burnus * invoke.texi (RANGE): RANGE also takes INTEGER arguments. 2009-01-19 Mikael Morin PR fortran/38859 * simplify.c (simplify_bound): Don't use array specification if variable or component has subsequent references. 2009-01-17 Paul Thomas PR fortran/38657 * module.c (write_common_0): Add argument 'this_module' and check that non-use associated common blocks are written first. (write_common): Call write_common_0 twice, once with true and then with false. 2009-01-17 Paul Thomas PR fortran/34955 * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Has been absorbed into gfc_conv_intrinsic_transfer. All references to it in trans-intrinsic.c have been changed accordingly. PR fixed by using a temporary for scalar character transfer, when the source is shorter than the destination. 2009-01-17 Paul Thomas PR fortran/38657 * module.c (write_common_0): Revert patch of 2009-01-05. 2009-01-16 Janus Weil PR fortran/38152 * expr.c (gfc_check_pointer_assign): Allow use-associated procedure pointers as lvalue. * trans-decl.c (get_proc_pointer_decl,gfc_create_module_variable): Enable procedure pointers as module variables. 2009-01-14 Steven G. Kargl * ChangeLog-2007: Clean out svn merge droppings. 2009-01-10 Paul Thomas PR fortran/38763 * target-memory.c (encode_derived): Encode NULL. 2009-01-10 Paul Thomas PR fortran/38765 * resolve.c (check_host_association): Use the symtree name to search for a potential contained procedure, since this is the name by which it would be referenced. 2009-01-06 Thomas Koenig PR fortran/38220 * interface.c (gfc_procedure_use): Don't warn about functions from ISO_C_BINDING. * symbol.c (generate_isocbinding_symbol): Mark c_loc and c_funloc as pure. 2009-01-05 Paul Thomas PR fortran/38657 * module.c (write_common_0): Use the name of the symtree rather than the common block, to determine if the common has been written. 2009-01-05 Daniel Franke PR fortran/37159 * check.c (gfc_check_random_seed): Added size check for GET dummy argument, reworded error messages to follow common pattern. 2009-01-05 Thomas Koenig PR fortran/38672 * trans-types.c (gfc_get_derived_type): Check for the presence of derived->ns->proc_name before accessing derived->ns->proc_name->attr.flavor . * resolve.c (resolve_symbol): Likewise. 2009-01-05 Paul Thomas PR fortran/38665 * gfortran.h : Add bit to gfc_expr 'user_operator' * interface.c (gfc_extend_expr): Set the above if the operator is substituted by a function. * resolve.c (check_host_association): Return if above is set. 2009-01-04 Mikael Morin PR fortran/35681 * ChangeLog-2008: Fix function name. PR fortran/38487 * dependency.c (gfc_check_argument_var_dependency): Move the check for pointerness inside the if block so that it doesn't affect the return value. PR fortran/38669 * trans-stmt.c (gfc_trans_call): Add the dependency code after the loop bounds calculation one. 2009-01-04 Daniel Franke * intrinsic.c (do_simplify): Removed already implemented TODO. 2009-01-04 Daniel Franke PR fortran/38718 * simplify.c (gfc_simplify_merge): New. * intrinsic.h (gfc_simplify_merge): New prototype. * intrinsic.c (add_functions): Added simplification for MERGE. 2009-01-04 Mikael Morin PR fortran/38536 * gfortran.h (gfc_is_data_pointer): Added prototype * resolve.c (gfc_iso_c_func_interface): Use gfc_is_data_pointer to test for pointer attribute. * dependency.c (gfc_is_data_pointer): Support pointer-returning functions. 2009-01-03 Daniel Franke * symbol.c (save_symbol): Don't SAVE function results. 2009-01-03 Paul Thomas PR fortran/38594 * resolve.c (resolve_call): When searching for proper host association, use symtree rather than symbol. For everything except generic subroutines, substitute the symtree in the call rather than the symbol. 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