2020-04-07 Fritz Reese Steven G. Kargl PR fortran/93871 * gfortran.h (GFC_ISYM_ACOSD, GFC_ISYM_ASIND, GFC_ISYM_ATAN2D, GFC_ISYM_ATAND, GFC_ISYM_COSD, GFC_ISYM_COTAND, GFC_ISYM_SIND, GFC_ISYM_TAND): New. * intrinsic.c (add_functions): Remove check for flag_dec_math. Give degree trig functions simplification and name resolution functions (e.g, gfc_simplify_atrigd () and gfc_resolve_atrigd ()). (do_simplify): Remove special casing of degree trig functions. * intrinsic.h (gfc_simplify_acosd, gfc_simplify_asind, gfc_simplify_atand, gfc_simplify_cosd, gfc_simplify_cotand, gfc_simplify_sind, gfc_simplify_tand, gfc_resolve_trigd2): Add new prototypes. (gfc_simplify_atrigd, gfc_simplify_trigd, gfc_resolve_cotan, resolve_atrigd): Remove prototypes of deleted functions. * iresolve.c (is_trig_resolved, copy_replace_function_shallow, gfc_resolve_cotan, get_radians, get_degrees, resolve_trig_call, gfc_resolve_atrigd, gfc_resolve_atan2d): Delete functions. (gfc_resolve_trigd, gfc_resolve_trigd2): Resolve to library functions. * simplify.c (rad2deg, deg2rad, gfc_simplify_acosd, gfc_simplify_asind, gfc_simplify_atand, gfc_simplify_atan2d, gfc_simplify_cosd, gfc_simplify_sind, gfc_simplify_tand, gfc_simplify_cotand): New functions. (gfc_simplify_atan2): Fix error message. (simplify_trig_call, gfc_simplify_trigd, gfc_simplify_atrigd, radians_f): Delete functions. * trans-intrinsic.c: Add LIB_FUNCTION decls for sind, cosd, tand. (rad2deg, gfc_conv_intrinsic_atrigd, gfc_conv_intrinsic_cotan, gfc_conv_intrinsic_cotand, gfc_conv_intrinsic_atan2d): New functions. (gfc_conv_intrinsic_function): Handle ACOSD, ASIND, ATAND, COTAN, COTAND, ATAN2D. * trigd_fe.inc: New file. Included by simplify.c to implement simplify_sind, simplify_cosd, simplify_tand with code common to the libgfortran implementation. 2020-04-06 Steven G. Kargl PR fortran/93686 * decl.c (gfc_match_data): Handle data matching for derived type pointers. 2020-04-02 Tobias Burnus * gfortran.h (gfc_resolve_formal_arglist): Add prototype. * interface.c (check_dtio_interface1): Call it. * resolve.c (gfc_resolve_formal_arglist): Renamed from resolve_formal_arglist, removed static. (find_arglists, resolve_types): Update calls. 2020-04-02 Tobias Burnus PR fortran/93522 * match.c (gfc_match_select_rank): Fix error cleanup. 2020-04-02 Steven G. Kargl PR fortran/93498 * check.c (gfc_check_findloc): If the kinds of the arguments differ goto label "incompat". 2020-04-02 Steven G. Kargl PR fortran/94030 * resolve.c (resolve_equivalence): Correct formatting around the label "identical_types". Instead of using gfc_resolve_array_spec use is_non_constants_shape_array to determine whether the array can be used in a in an equivalence statement. 2020-04-01 Mark Eggleston PR fortran/94386 expr.c (simplify_parameter_variable): Restore code deleted in PR94246. 2020-03-28 Paul Thomas PR fortran/94246 * arith.c : Remove trailing white space. * expr.c (scalarize_intrinsic_call): Remove the error checking. Make a copy of the expression to be simplified and only replace the original if the simplification succeeds. 2020-03-28 Tobias Burnus PR fortran/94348 * decl.c (gfc_match_submod_proc): Add result var to the proc's namespace. 2020-03-27 Tobias Burnus PR fortran/93957 * trans-array.c (gfc_alloc_allocatable_for_assignment): Accept nonallocatable, nonpointer deferred-rank arrays. 2020-03-27 Tobias Burnus PR fortran/93363 * resolve.c (resolve_assoc_var): Reject association to DT and function name. 2020-03-25 Steven G. Kargl PR fortran/93484 * match.c (gfc_match_type_spec): Replace gfc_match_init_expr with gfc_match_expr. Return m if m is MATCH_NO or MATCH_ERROR. 2020-03-23 Mark Eggleston Steven G. Kargl PR fortran/93600 * expr.c (simplify_parameter_variable): Check whether the ref chain contains INQUIRY_LEN or INQUIRY_KIND and set inquiry boolean. When an empty array has been identified and a new new EXPR_ARRAY expression has been created only return that expression if inquiry is not set. This allows the new expression to drop through to be simplified into a EXPR_CONSTANT representing %kind or %len. * matc.c (gfc_match_assignment): If lvalue doesn't have a symtree free both lvalue and rvalue expressions and return an error. * resolv.c (gfc_resolve_ref): Ensure that code to handle INQUIRY_LEN is only performed for arrays with deferred types. 2020-03-18 Jakub Jelinek * class.c (generate_finalization_wrapper): Fix up duplicated word issue in a comment. * trans-types.c (gfc_get_nodesc_array_type): Likewise. 2020-03-17 Jakub Jelinek * array.c (gfc_check_iter_variable): Fix up duplicated word issue in a comment. * arith.c (gfc_arith_concat): Likewise. * resolve.c (gfc_resolve_ref): Likewise. * frontend-passes.c (matmul_lhs_realloc): Likewise. * module.c (gfc_match_submodule, load_needed): Likewise. * trans-expr.c (gfc_init_se): Likewise. 2020-03-15 Lewis Hyatt * lang.opt: Avoid redundancy in the help text. 2020-03-12 Tobias Burnus PR middle-end/94120 * openmp.c (gfc_match_oacc_declare): Accept function-result variables; reject variables declared in a different scoping unit. 2020-03-08 Paul Thomas PR fortran/93581 * resolve.c (gfc_resolve_ref): Modify array refs to be elements if the ref chain ends in INQUIRY_LEN. * trans-array.c (gfc_get_dataptr_offset): Provide the offsets for INQUIRY_RE and INQUIRY_IM. 2020-03-05 Steven G. Kargl PR fortran/93792 * decl.c (variable_decl): If param and initializer check for BOZ, if found, output an error, set m to MATCH_ERROR and goto cleanup. 2020-03-02 Andrew Benson PR fortran/93486 * module.c: Increase size of variables used to read module names when loading interfaces from module files to permit cases where the name is the concatenation of a module and submodule name. * gfortran.dg/pr93486.f90: New test. 2020-03-01 Paul Thomas PR fortran/92976 * match.c (select_type_set_tmp): If the selector array spec has explicit bounds, make the temporary's bounds deferred. 2020-03-01 Paul Thomas PR fortran/92959 * trans-intrinsic.c (gfc_conv_associated): Eliminate 'nonzero_charlen' and move the chunk to evaluate zero character length until after the argument evaluation so that the string length can be used. 2020-02-28 Paul Thomas PR fortran/92785 * trans-expr.c (gfc_conv_intrinsic_to_class): Renormalise non- variable expressions to be unity lbound based. 2020-02-25 Steven G. Kargl * simplify.c (degrees_f): Remove unused code. 2020-02-25 Jakub Jelinek PR translation/93864 * intrinsic.texi (CO_BROADCAST): Fix typo, paramter -> parameter. * trans-array.c (gfc_allocate_pdt_comp, gfc_deallocate_pdt_comp, gfc_check_pdt_dummy): Fix comment typo paramter -> parameter. 2020-02-24 Mark Eggleston Steven G. Kargl PR fortran/93835 * decl.c (gfc_match_data) : Check whether the data expression is a derived type and is a constructor. If a BOZ constant is encountered in the constructor output an error and return MATCH_ERROR. 2020-02-24 Steven G. Kargl PR fortran/93604 * decl.c (gfc_match_data) : Check whether the data expression is a derived type and is a constructor. If a BOZ constant is encountered in the constructor output an error and return MATCH_ERROR. 2020-02-24 Tobias Burnus PR fortran/93552 * match.c (match_exit_cycle): With OpenACC, check the kernels loop directive and tile clause as well. 2020-02-23 Thomas Koenig PR fortran/93889 * interface.c (compare_parameter): Fix error message. 2020-02-23 Thomas Koenig PR fortran/93890 * interface.c: Replace "can not" by "cannot" and remove trailing space. 2020-02-20 Tobias Burnus PR fortran/93825 * openmp.c (resolve_oacc_loop_blocks): Move call to resolve_oacc_nested_loops from here ... (resolve_oacc_loop): ... to here. 2020-02-18 Mark Eggleston PR fortran/93714 * expr.c (gfc_check_pointer_assign): Move check for matching character length to after checking the lvalue attributes for target or pointer. 2020-02-18 Steven G. Kargl PR fortran/93601 * match.c (gfc_match_assignment) : Reject assignment if the lhs stype is BT_CLASS and the rhs type is BT_BOZ. 2020-02-18 Steven G. Kargl PR fortran/93603 * match.c (gfc_match_associate) : If target expression has the type BT_BOZ output an error and goto assocListError. 2020-02-18 Steven G. Kargl Mark Eggleston PR fortran/93580 * primary.c (gfc_match_varspec): If the symbol following % is re or im and the primary expression type is not BT_COMPLEX issue an error. If the symbol is len and the primary expression type is not BT_CHARACTER is an error. 2020-02-10 Andrew Benson PR fortran/83113 * array.c: Do not attempt to set the array spec for a submodule function symbol (as it has already been set in the corresponding module procedure interface). * symbol.c: Do not reject duplicate POINTER, ALLOCATABLE, or DIMENSION attributes in declarations of a submodule function. * gfortran.h: Add a macro that tests for a module procedure in a submodule. * gfortran.dg/pr83113.f90: New test. 2020-02-03 Julian Brown Tobias Burnus * cpp.c (cpp_define_builtins): Update _OPENACC define to 201711. * intrinsic.texi: Update mentions of OpenACC version to 2.6. * gfortran.texi: Likewise. Remove experimental disclamer for OpenACC. * invoke.texi: Remove experimental disclamer for OpenACC. 2020-02-03 Tobias Burnus PR fortran/93541 * intrinisic.texi (OpenMP Modules OMP_LIB and OMP_LIB_KINDS): Add undocumented parameters from omp_lib.f90.in. 2020-02-03 Tobias Burnus PR fortran/93427 * resolve.c (resolve_assoc_var): Remove too strict check. * gfortran.dg/associate_51.f90: Update test case. 2020-02-01 Jakub Jelinek PR fortran/92305 * trans-types.c (gfc_get_function_type): Also push boolean_type_node types for non-character scalar VALUE optional dummy arguments. * trans-decl.c (create_function_arglist): Skip those in hidden_typelist. Formatting fix. 2020-01-31 Tobias Burnus PR fortran/93462 * frontend-passes.c (gfc_code_walker): For EXEC_OACC_ATOMIC, set in_omp_atomic to true prevent front-end optimization. 2020-01-30 Bernhard Reutner-Fischer PR fortran/87103 * expr.c (gfc_check_conformance): Check vsnprintf for truncation. * iresolve.c (gfc_get_string): Likewise. * symbol.c (gfc_new_symbol): Remove check for maximum symbol name length. Remove redundant 0 setting of new calloc()ed gfc_symbol. 2020-01-30 Paul Thomas   Jakub Jelinek PR fortran/92123 * trans-decl.c (gfc_get_symbol_decl): Call gfc_defer_symbol_init for CFI descs. (gfc_build_builtin_function_decls): Use ".w." instead of ".ww" or ".wR" for gfor_fndecl_{cfi_to_gfc,gfc_to_cfi}. (convert_CFI_desc): Handle references to CFI descriptors. 2020-01-29 Jakub Jelinek PR fortran/93463 * openmp.c (oacc_code_to_statement): Handle EXEC_OACC_{ROUTINE,UPDATE,WAIT,CACHE,{ENTER,EXIT}_DATA,DECLARE}. 2020-01-28 Andrew Benson PR fortran/93461 * trans.h: Increase GFC_MAX_MANGLED_SYMBOL_LEN to GFC_MAX_SYMBOL_LEN*3+5 to allow for inclusion of submodule name, plus the "." between module and submodule names. * gfortran.dg/pr93461.f90: New test. 2020-01-28 Andrew Benson PR fortran/93473 * parse.c: Increase length of char variables to allow them to hold a concatenated module + submodule name. * gfortran.dg/pr93473.f90: New test. 2020-01-28 Julian Brown PR fortran/93025 * openmp.c (resolve_omp_clauses): Check array references for contiguity. 2020-01-28 Julian Brown * gfortran.h (gfc_symbol): Add comp_mark bitfield. * openmp.c (resolve_omp_clauses): Disallow mixed component and full-derived-type accesses to the same variable within a single directive. 2020-01-28 Tobias Burnus PR fortran/93464 * openmp.c (gfc_omp_check_optional_argument): Avoid ICE when DECL_LANG_SPECIFIC and GFC_DESCRIPTOR_TYPE_P but not GFC_DECL_SAVED_DESCRIPTOR as for local allocatable character vars. 2020-01-28 Tobias Burnus * gfortran.texi (Runtime): Remove tailing '.' in @menu. 2020-01-27 Tobias Burnus PR fortran/85781 * trans-expr.c (gfc_conv_substring): Handle non-ARRAY_TYPE strings of Bind(C) procedures. 2020-01-22 Jakub Jelinek * parse.c (parse_omp_structured_block): Handle ST_OMP_TARGET_PARALLEL. * trans-openmp.c (gfc_trans_omp_target) : Call pushlevel first. PR fortran/93329 * openmp.c (omp_code_to_statement): Handle remaining EXEC_OMP_* cases. 2020-01-21 Tobias Burnus PR fortran/93309 * interface.c (gfc_procedure_use): Also check parent namespace for 'implict none (external)'. * symbol.c (gfc_get_namespace): Don't set has_implicit_none_export to parent namespace's setting. 2020-01-19 Thomas König PR fortran/44960 * primary.c (gfc_match_rvalue): Break after setting MATCH_ERROR. * resolve.c (resolve_function): Issue error when a function call contains a reference. 2020-01-17 Mark Eggleston PR fortran/93236 * resolve.c (resolve_types): Declare boolean recursive and set with the value of the recursive attribute of namespace proc_name symbol structure if it exists. Call gfc_save_all if both flag_automatic and recursive are false or ns->save_all is true. 2020-01-16 Tobias Burnus PR fortran/93253 * check.c (gfc_invalid_boz): Mention -fallow-invalid-boz in the error message. * gfortran.texi (BOZ literal constants): List another missing extension and refer to -fallow-invalid-boz. * lang.opt (fallow-invalid-boz): Also mention 'X' in the help text as it is not covered by the previous wording. * primary.c (match_boz_constant): Tweak wording such that it is clear how to fix the nonstandard use. 2020-01-09 Thomas Koenig PR fortran/65428 * array.c (empty_constructor): New variable. (empty_ts): New variable. (expand_constructor): Save typespec in empty_ts. Unset empty_constructor if there is an element. (gfc_expand_constructor): Initialize empty_constructor and empty_ts. If there was no explicit constructor type and the constructor is empty, take the type from empty_ts. 2020-01-09 Tobias Burnus PR fortran/84135 * array.c (gfc_set_array_spec): Fix shifting of codimensions when adding a dimension. * decl.c (merge_array_spec): Ditto. Fix using correct codimensions. 2020-01-07 Jakub Jelinek PR fortran/93162 * trans-openmp.c (gfc_trans_omp_clauses): Check for REF_ARRAY type before testing u.ar.type == AR_FULL. 2020-01-04 Tobias Burnus PR fortran/91640 * trans-expr.c (gfc_conv_procedure_call): Avoid copy-out for nonvariable arguments to contiguous dummy args. Avoid re-checking whether fsym is NULL. 2020-01-03 Tobias Burnus * trans-openmp.c (gfc_omp_check_optional_argument): Always return a Boolean expression; handle unallocated/disassociated actual arguments as absent if passed to nonallocatable/nonpointer dummy array arguments. (gfc_build_cond_assign): Change to assume a Boolean expr not a pointer. (gfc_omp_finish_clause, gfc_trans_omp_clauses): Assign NULL to generated array-data variable if the argument is absent. Simplify code as 'present' is now a Boolean expression. 2020-01-03 Tobias Burnus PR fortran/92994 * primary.c (gfc_match_rvalue): Add some flavor checks gfc_matching_procptr_assignment. * resolve.c (resolve_assoc_var): Add more checks for invalid targets. 2020-01-02 Tobias Burnus PR fortran/68020 * array.c (gfc_match_array_spec): Fix implied-type matching for rank > 2. 2020-01-01 Thomas Koenig PR fortran/93113 * dependency.c (gfc_dep_resolver): Handle REF_INQUIRY in switch for ref types. 2020-01-01 Jakub Jelinek Update copyright years. * gfortranspec.c (lang_specific_driver): Update copyright notice dates. * gfc-internals.texi: Bump @copying's copyright year. * gfortran.texi: Ditto. * intrinsic.texi: Ditto. * invoke.texi: Ditto. Copyright (C) 2020 Free Software Foundation, Inc. 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