2010-02-21 Tobias Burnus PR fortran/35259 * gfortran.h (gfc_option_t): New flag -fprotect-parens. * lang.opt: Ditto. * option.c (gfc_init_options,gfc_handle_option): Ditto. * trans-expr.c (gfc_conv_expr_op): Use the flag. * invoke.texi: Document new -fno-protect-parens flag. 2010-02-20 Paul Thomas PR fortran/36932 PR fortran/36933 PR fortran/43072 PR fortran/43111 * dependency.c (gfc_check_argument_var_dependency): Use enum value instead of arithmetic vaue for 'elemental'. (check_data_pointer_types): New function. (gfc_check_dependency): Call check_data_pointer_types. * trans-array.h : Change fourth argument of gfc_conv_array_parameter to boolean. * trans-array.c (gfc_conv_array_parameter): A contiguous array can be a dummy but it must not be assumed shape or deferred. Change fourth argument to boolean. Array constructor exprs will always be contiguous and do not need packing and unpacking. * trans-expr.c (gfc_conv_procedure_call): Clean up some white space and change fourth argument of gfc_conv_array_parameter to boolean. (gfc_trans_arrayfunc_assign): Change fourth argument of gfc_conv_array_parameter to boolean. * trans-io.c (gfc_convert_array_to_string): The same. * trans-intrinsic.c (gfc_conv_intrinsic_loc): The same. 2010-02-20 Tobias Burnus PR fortran/42958 * libgfortran.h: Add GFC_RTCHECK_MEM. * invoke.texi (-fcheck=): Document -fcheck=mem. * tranc.c (gfc_call_malloc): Remove negative-size run-time error and enable malloc-success check only with -fcheck=mem. * option.c (gfc_handle_runtime_check_option): Add -fcheck=mem. 2010-02-16 Tobias Burnus PR fortran/43040 * gfortran.h (gfc_isym_id): Rename GFS_ISYM_GAMMA to GFS_ISYM_TGAMMA. * intrinsic.c (add_functions): Ditto. * iresolve.c (gfc_resolve_gamma): Call tgamma instead of gamma. * mathbuiltins.def: Use TGAMMA instead of GAMMA with "tgamma". 2010-02-14 Jerry DeLisle PR fortran/32382 * trans-stmt.h: Add prototype for gfc_trans_code_cond. Add tree cond to gfc_trans_do prototype. * trans-stmt.c (gfc_trans_simple_do): Add optional argument to pass in a loop exit condition. If exit condition is given, build the loop exit code, checking IO results of implied do loops in READ and WRITE. (gfc_trans_do): Likewise. * trans.c (trans_code): New static work function, previously gfc_trans_code. Passes exit condition to gfc_trans_do. (gfc_trans_code): Calls trans_code with NULL_TREE condition. (gfc_trans_code_cond): Calls trans_code with loop exit condition. * trans-io.c (build_dt): Build an exit condition to allow checking IO result status bits in the dtparm structure. Use this condition in call to gfc_trans_code_cond. 2010-02-13 Paul Thomas PR fortran/41113 PR fortran/41117 * trans-array.c (gfc_conv_array_parameter): Use gfc_full_array_ref_p to detect full and contiguous variable arrays. Full array components and contiguous arrays do not need internal_pack and internal_unpack. 2010-02-11 Jakub Jelinek PR fortran/43030 * resolve.c (gfc_resolve_dim_arg): Call gfc_clear_ts. PR fortran/43029 * decl.c (enumerator_decl): Don't call gfc_free_enum_history here. (gfc_match_enumerator_def): But here whenever enumerator_decl returns MATCH_ERROR. 2010-02-10 Joost VandeVondele Tobias Burnus PR fortran/40823 * decl.c (gfc_match_subroutine): Explicitly set sym->declared_at. 2010-02-10 Tobias Burnus PR fortran/43015 * trans-decl.c (gfc_generate_function_code): Only check actual-vs.-dummy character bounds if not bind(C). 2010-02-10 Jakub Jelinek PR fortran/42309 * trans-expr.c (gfc_conv_subref_array_arg): Avoid accessing info->dimen after info has been freed. 2010-02-09 Jerry DeLisle PR fortran/42999 * array.c (gfc_constant_ac): Do not prevent expansion of constructors with iterators. 2010-02-09 Jakub Jelinek * module.c (fix_mio_expr): Declare sym. 2010-02-09 Paul Thomas PR fortran/41869 * module.c (fix_mio_expr): Fix for private generic procedures. 2010-02-09 Daniel Kraft PR fortran/39171 * resolve.c (resolve_charlen): Change warning about negative CHARACTER length to be correct and issue only with -Wsurprising. * invoke.texi (Wsurprising): Mention this new warning that is turned on by -Wsurprising. 2010-02-09 Daniel Kraft PR fortran/41507 * intrinsic.texi (MAXVAL): Remove wrong claim that array argument can be CHARACTER type. (MINVAL), (MAXLOC), (MINLOC): Ditto. 2010-02-05 Paul Thomas PR fortran/42309 * trans-expr.c (gfc_conv_subref_array_arg): Add new argument 'formal_ptr'. If this is true, give returned descriptor unity lbounds, in all dimensions, and the appropriate offset. (gfc_conv_procedure_call); If formal is a pointer, set the last argument of gfc_conv_subref_array_arg to true. * trans.h : Add last argument for gfc_conv_subref_array_arg. * trans-io.c (set_internal_unit, gfc_trans_transfer): Set the new arg of gfc_conv_subref_array_arg to false. * trans-stmt.c (forall_make_variable_temp): The same. 2010-02-03 Tobias Burnus PR fortran/42936 * interface.c (compare_parameter): Disable rank-checking for NULL(). 2010-02-02 Tobias Burnus PR fortran/42650 * parse.c (decode_specification_statement): Use sym->result not sym. 2010-02-01 Tobias Burnus PR fortran/42922 * decl.c (variable_decl): Allow default initializer in TYPE declarations in PURE functions. 2010-01-31 Janus Weil PR fortran/42888 * resolve.c (resolve_allocate_expr): Move default initialization code here from gfc_trans_allocate. * trans.c (gfc_trans_code): Call gfc_trans_class_assign also for EXEC_INIT_ASSIGN. * trans-expr.c (gfc_trans_class_assign): Handle default initialization of CLASS variables via memcpy. * trans-stmt.c (gfc_trans_allocate): Move default initialization code to resolve_allocate_expr. 2010-01-31 Paul Thomas PR fortran/38324 * expr.c (gfc_get_full_arrayspec_from_expr): New function. * gfortran.h : Add prototype for above. * trans-expr.c (gfc_trans_alloc_subarray_assign): New function. (gfc_trans_subcomponent_assign): Call new function to replace the code to deal with allocatable components. * trans-intrinsic.c (gfc_conv_intrinsic_bound): Call gfc_get_full_arrayspec_from_expr to replace existing code. 2010-01-25 Tobias Burnus PR fortran/42858 * array.c (gfc_array_dimen_size): Fix intrinsic procedure check. 2010-01-24 Paul Thomas PR fortran/41044 PR fortran/41167 * expr.c (remove_subobject_ref): If the constructor is NULL use the expression as the source. (simplify_const_ref): Change the type of expression if there are component references. Allow for substring to be at the end of an arbitrarily long chain of references. If an element is found that is not in an EXPR_ARRAY, assume that this is scalar initialization of array. Call remove_subobject_ref in this case with NULL second argument. 2010-01-24 Tobias Burnus PR fortran/39304 * array.c (gfc_array_dimen_size): Use correct specific function in the check. 2010-01-21 Paul Thomas PR fortran/42736 * trans-stmt.c (gfc_conv_elemental_dependencies): If temporary is required, turn any trailing array elements after a range into ranges so that offsets can be calculated. 2010-01-20 Joern Rennecke * module.c (mio_f2k_derived): Use enumerator as initializer of enum variable. PR bootstrap/42812 * gfortran.h (struct gfc_namespace) : Change to signed bitfield of width 2. 2010-01-19 Janus Weil PR fortran/42804 * resolve.c (extract_compcall_passed_object): Set locus for passed-object argument. (extract_ppc_passed_object): Set locus and correctly remove PPC reference. 2010-01-19 Paul Thomas PR fortran/42783 * trans-decl.c (add_argument_checking): Do not use the backend decl directly to test for the presence of an optional dummy argument. Use gfc_conv_expr_present, remembering to set the symbol referenced. PR fortran/42772 * trans-decl.c (gfc_generate_function_code): Small white space changes. If 'recurcheckvar' is NULL do not try to reset it. 2010-01-19 Janus Weil PR fortran/42545 * resolve.c (resolve_fl_derived): Set the accessibility of the parent component for extended types. * symbol.c (gfc_find_component): Remove a wrongly-worded error message and take care of parent component accessibility. 2010-01-17 Janus Weil PR fortran/42677 * gfortran.h (symbol_attribute): Remove 'ambiguous_interfaces'. * interface.c (check_interface1): Move a warning message here from resolve_fl_procedure. (check_sym_interfaces): Removed 'attr.ambiguous_interfaces'. * module.c (read_module): Remove call to gfc_check_interfaces, since this comes too early here. * resolve.c (resolve_fl_procedure): Move warning message to check_interface1. 2010-01-14 Jerry DeLisle PR fortran/42684 * interface.c (check_interface1): Pass symbol name rather than NULL to gfc_compare_interfaces. (gfc_compare_interfaces): Add assert to trap MULL. * resolve.c (check_generic_tbp_ambiguity): Pass symbol name rather than NULL to gfc_compare_interfaces. 2010-01-14 Paul Thomas PR fortran/41478 * trans-array.c (duplicate_allocatable): Static version of gfc_duplicate_allocatable with provision to handle scalar components. New boolean argument to switch off call to malloc if true. (gfc_duplicate_allocatable): New function to call above with new argument false. (gfc_copy_allocatable_data): New function to call above with new argument true. (structure_alloc_comps): Do not apply indirect reference to scalar pointers. Add new section to copy allocatable components of arrays. Extend copying of allocatable components to include scalars. (gfc_copy_only_alloc_comp): New function to copy allocatable component derived types, without allocating the base structure. * trans-array.h : Add primitive for gfc_copy_allocatable_data. Add primitive for gfc_copy_only_alloc_comp. * trans-expr.c (gfc_conv_procedure_call): After calls to transformational functions with results that are derived types with allocatable components, copy the components in the result. (gfc_trans_arrayfunc_assign): Deallocate allocatable components of lhs derived types before allocation. 2010-01-14 Paul Thomas PR fortran/42481 * module.c (load_generic_interfaces): If a procedure that is use associated but not generic is given an interface that includes itself, then make it generic. 2010-01-11 Joseph Myers Shujing Zhao PR translation/42469 * lang.opt (fblas-matmul-limit=, finit-character=, finit-integer=, finit-logical=, finit-real=, fmax-array-constructor=): Use tab character between option name and help text. 2010-01-09 Jerry DeLisle PR fortran/20923 PR fortran/32489 * trans-array.c (gfc_conv_array_initializer): Change call to gfc_error_now to call to gfc_fatal_error. * array.c (count_elements): Whitespace. (extract_element): Whitespace. (is_constant_element): Changed name from constant_element. (gfc_constant_ac): Only use expand_construuctor for expression types of EXPR_ARRAY. If expression type is EXPR_CONSTANT, no need to call gfc_is_constant_expr. * expr.c (gfc_reduce_init_expr): Adjust conditionals and delete error message. * resolve.c (gfc_is_expandable_expr): New function that determiners if array expressions should have their constructors expanded. (gfc_resolve_expr): Use new function to determine whether or not to call gfc_expand_constructor. 2010-01-09 Tobias Burnus PR fortran/41298 * trans-expr.c (gfc_trans_structure_assign): Handle c_null_(fun)ptr. * symbol.c (gen_special_c_interop_ptr): Add NULL_EXPR to the constructor for c_null_(fun)ptr. * resolve.c (resolve_structure_cons): Add special case for c_null_(fun)ptr. 2010-01-09 Jakub Jelinek * gfortranspec.c (lang_specific_driver): Update copyright notice dates. 2010-01-08 Tobias Burnus PR/fortran 25829 * symbol.c (check_conflict, gfc_copy_attr): Add ASYNCHRONOUS support. (gfc_add_asynchronous): New function. * decl.c (match_attr_spec): Add ASYNCHRONOUS support. (gfc_match_asynchronous): New function. * dump-parse-tree.c (show_attr): Add ASYNCHRONOUS support. * gfortran.h (symbol_attribute): New ASYNCHRONOUS bit. (gfc_add_asynchronous): New Prototype. * module.c (ab_attribute, mio_symbol_attribute): Add ASYNCHRONOUS support. * resolve.c (was_declared): Ditto. * match.h (gfc_match_asynchronous): New prototype. * parse.c (decode_specification_statement,decode_statement): Add ASYNCHRONOUS support. 2010-01-07 Tobias Burnus PR fortran/42597 * trans-decl.c (get_proc_pointer_decl): Fix call to gfc_conv_initializer for array-valued proc-pointer funcs. 2010-01-07 Tobias Burnus PR fortran/41872 * trans-decl.c (gfc_trans_deferred_vars): Don't initialize allocatable scalars with SAVE attribute. 2010-01-05 Tobias Burnus PR fortran/42517 * options.c (gfc_post_options): Set -frecursion when -fopenmp is used. 2010-01-05 Tobias Burnus PR fortran/41872 * trans-expr.c (gfc_conv_procedure_call): Nullify return value for allocatable-scalar character functions. 2010-01-04 Tobias Burnus PR fortran/36161 * error.c (error_printf, gfc_warning, gfc_notify_std, gfc_warning_now, gfc_error, gfc_error_now, gfc_fatal_error): Change argument name from nocmsgid to gmsgid to enable (x)gettext's % checking. 2010-01-04 Tobias Burnus * trans-decl.c (gfc_trans_deferred_vars): Fix spelling. 2010-01-04 Tobias Burnus PR fortran/41872 * trans-expr.c (gfc_conv_procedure_call): Add indirect ref for functions returning allocatable scalars. * trans-stmt.c (gfc_trans_allocate): Emmit error when reallocating an allocatable scalar. * trans.c (gfc_allocate_with_status): Fix pseudocode syntax in comment. * trans-decl.c (gfc_trans_deferred_vars): Nullify local allocatable scalars. (gfc_generate_function_code): Nullify result variable for allocatable scalars. PR fortran/40849 * module.c (gfc_use_module): Fix warning string to allow for translation. PR fortran/42517 * invoke.texi (-fcheck=recursion): Mention that the checking is also disabled for -frecursive. * trans-decl.c (gfc_generate_function_code): Disable -fcheck=recursion when -frecursive is used. * intrinsic.texi (iso_c_binding): Improve wording. Copyright (C) 2010 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.