-20180-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
+2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/88048
+ * resolve.c (check_data_variable): Named constant cannot be a
+ data object.
+
+2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/87945
+ * decl.c (var_element): Inquiry parameters cannit be data objects.
+
+2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/88025
+ * expr.c (gfc_apply_init): Remove asserts that cannot trigger.
+ Check for a NULL pointer.
+
+2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/88357
+ * class.c (insert_component_ref): Check for NULL pointer and
+ previous error message issued.
+ * parse.c (parse_associate): Check for NULL pointer.
+ * resolve.c (resolve_assoc_var): Check for NULL pointer.
+
+2018-12-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/88377
+ * trans-openmp.c (gfc_omp_clause_default_ctor,
+ gfc_omp_clause_copy_ctor, gfc_omp_clause_assign_op,
+ gfc_omp_clause_linear_ctor, gfc_omp_clause_dtor): Only consider
+ GFC_DECL_GET_SCALAR_ALLOCATABLE vars as scalar allocatables if they
+ have pointer type.
+
+2018-12-03 Fritz Reese <fritzoreese@gmail.com>
+ Mark Eggleston <mark.eggleston@codethink.co.uk>
+
+ PR fortran/87919
+ * options.c (SET_FLAG, SET_BITFLAG, SET_BITFLAG2): New macros.
+ (set_dec_flags): Set/unset DEC and std flags according to value.
+ (post_dec_flags, set_init_local_zero): New functions.
+ (gfc_init_options): Use set_init_local_zero and post_dec_flags.
+ (gfc_handle_options) <case OPT_fcheck_array_temporaries>: Use
+ SET_BITFLAG.
+ <case OPT_finit_local_zero>: Use set_init_local_zero.
+ <case OPT_fdec>: Pass value to set_dec_flags.
+ <case OPT_fdec_structure>: Remove.
+
+2018-11-30 Thomas Schwinge <thomas@codesourcery.com>
+
+ * gfortran.h (struct gfc_omp_clauses): Remove "wait". Adjust all
+ users.
+
+ * openmp.c (gfc_match_omp_clauses): Support multiple OpenACC wait
+ clauses.
+
+2018-11-27 Martin Liska <mliska@suse.cz>
+
+ * decl.c (gfc_match_gcc_builtin): New function.
+ * gfortran.h (struct vect_builtin_tuple): New.
+ (gfc_adjust_builtins): Likewise.
+ * lang-specs.h (TARGET_F951_OPTIONS): New.
+ (F951_OPTIONS): Use it.
+ * lang.opt: Add new option -fpre-include.
+ * match.h (gfc_match_gcc_builtin): Declare new function.
+ * parse.c (decode_gcc_attribute): Handle builtin.
+ (parse_progunit): Call gfc_adjust_builtins.
+ * scanner.c (gfc_new_file): Load pre-included header file
+ when provided.
+ * trans-intrinsic.c (add_simd_flag_for_built_in): New.
+ (gfc_adjust_builtins): Likewise.
+
+2018-11-24 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/88143
+ * resolve.c (resolve_variable): Check for associate names with
+ NULL target.
+
+2018-11-23 Jakub Jelinek <jakub@redhat.com>
+
+ * lang.opt (fpad-source): New option.
+ * scanner.c (load_line): Don't pad fixed form lines if
+ !flag_pad_source.
+ * invoke.texi (-fno-pad-source): Document.
+
+2018-11-21 Jakub Jelinek <jakub@redhat.com>
+
+ * invoke.texi (-fdec-include): Document.
+
+2018-11-21 Jakub Jelinek <jakub@redhat.com>
+ Mark Eggleston <mark.eggleston@codethink.com>
+
+ * lang.opt (fdec-include): New option.
+ * options.c (set_dec_flags): Set also flag_dec_include.
+ * scanner.c (include_line): Change return type from bool to int.
+ In fixed form allow spaces in between include keyword letters.
+ For -fdec-include, allow in fixed form 0 in column 6. With
+ -fdec-include return -1 if the parsed line is not full include
+ statement and it could be successfully completed on continuation
+ lines.
+ (include_stmt): New function.
+ (load_file): Adjust include_line caller. If it returns -1, keep
+ trying include_stmt until it stops returning -1 whenever adding
+ further line of input.
+
+2018-11-18 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/88073
+ * frontend-passes.c (combine_array_constructor): Do not do
+ anything if in a WHERE statement.
+
+2018-11-18 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/70260
+ * expr.c (gfc_check_assign): Reject assigning to an external
+ symbol.
+ (gfc_check_pointer_assign): Add suppress_type_test
+ argument. Insert line after if. A non-proc pointer can not point
+ to a constant. Only check types if suppress_type_test is false.
+ * gfortran.h (gfc_check_pointer_assign): Add optional
+ suppress_type_test argument.
+ * resolve.c (gfc_resolve_code): Move up gfc_check_pointer_assign
+ and give it the extra argument.
+ (resolve_fl_procedure): Set error on value for a function with
+ an inizializer.
+
+2018-11-15 David Malcolm <dmalcolm@redhat.com>
+
+ PR other/19165
+ * error.c (gfc_diagnostic_finalizer): Add diagnostic_t param.
+
+2018-11-13 David Malcolm <dmalcolm@redhat.com>
+
+ * cpp.c: Replace "source_location" with "location_t".
+ * gfortran.h: Likewise.
+
+2018-11-08 Jakub Jelinek <jakub@redhat.com>
+
+ * trans-openmp.c (gfc_trans_omp_clauses): Use
+ OMP_CLAUSE_DEFAULTMAP_SET_KIND.
+ (gfc_trans_omp_atomic): Set OMP_ATOMIC_MEMORY_ORDER
+ rather than OMP_ATOMIC_SEQ_CST.
+ (gfc_trans_omp_taskgroup): Build OMP_TASKGROUP using
+ make_node instead of build1_loc.
+ * types.def (BT_FN_VOID_BOOL, BT_FN_VOID_SIZE_SIZE_PTR,
+ BT_FN_UINT_UINT_PTR_PTR, BT_FN_UINT_OMPFN_PTR_UINT_UINT,
+ BT_FN_BOOL_UINT_LONGPTR_LONG_LONG_LONGPTR_LONGPTR_PTR_PTR,
+ BT_FN_BOOL_UINT_ULLPTR_LONG_ULL_ULLPTR_ULLPTR_PTR_PTR,
+ BT_FN_BOOL_LONG_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR_PTR_PTR,
+ BT_FN_BOOL_BOOL_ULL_ULL_ULL_LONG_ULL_ULLPTR_ULLPTR_PTR_PTR): New.
+ (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): Formatting fix.
+
+2018-11-02 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/46020
+ * decl.c (verify_bind_c_sym): Remove unnecessary space
+ in error message.
+
+2018-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/87782
+ * frontend-passes.c (constant_string_length): If there is a
+ substring with a length which cannot be reduced to a constant,
+ return NULL.
+
+2018-11-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/40196
+ * dependency.c (are_identical_variables): Return false if the
+ inquiry refs are not the same.
+ (gfc_ref_needs_temporary_p): Break on an inquiry ref.
+ * dump_parse_tree.c (show_ref): Show the inquiry ref type.
+ * expr.c (gfc_free_ref_list): Break on an inquiry ref.
+ (gfc_copy_ref): Copy the inquiry ref types.
+ (find_inquiry_ref): New function.
+ (simplify_const_ref, simplify_ref_chain): Call it. Add new arg
+ to simplify_ref_chain.
+ (gfc_simplify_expr): Use the new arg in call to
+ simplify_ref_chain.
+ (gfc_get_full_arrayspec_from_expr, gfc_is_coarray): Break on
+ inquiry ref.
+ (gfc_traverse_expr): Return true for inquiry ref.
+ * frontend-passes.c (gfc_expr_walker): Break on inquiry ref.
+ * gfortran.h : Add enums and union member in gfc_ref to
+ implement inquiry refs.
+ * intrinsic.c : Fix white nois.
+ * match.c (gfc_match_assignment): A constant lavlue is an
+ error.
+ * module.c : Add DECL_MIO_NAME for inquiry_type and the mstring
+ for inquiry_types.
+ (mio_ref): Handle inquiry refs.
+ * primary.c (is_inquiry_ref): New function.
+ (gfc_match_varspec): Handle inquiry refs calling new function.
+ (gfc_variable_attr): Detect inquiry ref for disambiguation
+ with components.
+ (caf_variable_attr): Treat inquiry and substring refs in the
+ same way.
+ * resolve.c (find_array_spec): ditto.
+ (gfc_resolve_substring_charlen): If there is neither a charlen
+ ref not an inquiry ref, return.
+ (resolve_ref): Handle inqiry refs as appropriate.
+ (resolve_allocate_expr): Entities with an inquiry ref cannot be
+ allocated.
+ * simplify.c (simplify_bound, simplify_cobound): Punt on
+ inquiry refs.
+ * trans-array.c (get_array_ctor_var_strlen): Break on inquiry
+ ref.
+ *trans-expr.c (conv_inquiry): New function.
+ (gfc_conv_variable): Retain the last typespec to pass to
+ conv_inquiry on detecting an inquiry ref.
+
+2018-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/46020
+ * decl.c (verify_bind_c_sym): Improve error message.
+
+2018-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/54613
+ * gfortran.texi (File format of unformatted sequential files):
+ Replace random comma with period.
+ * intrinsic.texi (Intrinsic Procedures): Add FINDLOC to menu.
+ (FINDLOC): Document.
+ (MAXLOC): Add refrence to FINDLOC.
+ (MINLOC): Likewise.
+
+2018-10-31 Nathan Sidwell <nathan@acm.org>
+
+ * cpp.c (gfc_cpp_init): Adjust cpp_force_token_locations call.
+
+2018-10-31 Martin Liska <mliska@suse.cz>
+
+ * trans-decl.c (struct module_hasher): Call htab_hash_string
+ for s->name and not for s.
+
+2018-10-30 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/85896
+ * simplify.c (simplify_min_max): Do not convert the type of the
+ return expression.
+
+2017-10-28 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/54613
+ * gfortran.h (gfc_isym_id): Add GFC_ISYM_FINDLOC.
+ (gfc_check_f): Add f6fl field.
+ (gfc_simplify_f): Add f6 field.
+ (gfc_resolve_f): Likewise.
+ (gfc_type_letter): Add optional logical_equas_int flag.
+ * check.c (intrinsic_type_check): New function.
+ (gfc_check_findloc): New function.
+ * intrinsics.c (gfc_type_letter): If logical_equals_int is
+ set, act accordingly.
+ (add_sym_5ml): Reformat comment.
+ (add_sym_6fl): New function.
+ (add_functions): Add findloc.
+ (check_arglist): Add sixth argument, handle it.
+ (resolve_intrinsic): Likewise.
+ (check_specific): Handle findloc.
+ * intrinsic.h (gfc_check_findloc): Add prototype.
+ (gfc_simplify_findloc): Likewise.
+ (gfc_resolve_findloc): Likewise.
+ (MAX_INTRINSIC_ARGS): Adjust.
+ * iresolve.c (gfc_resolve_findloc): New function.
+ * simplify.c (gfc_simplify_minmaxloc): Make static.
+ (simplify_findloc_to_scalar): New function.
+ (simplify_findloc_nodim): New function.
+ (simplify_findloc_to_array): New function.
+ (gfc_simplify_findloc): New function.
+ (gfc_conv_intrinsic_findloc): New function.
+ (gfc_conv_intrinsic_function): Handle GFC_ISYM_FINDLOC.
+ (gfc_is_intrinsic_libcall): Likewise.
+
+2018-10-27 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/86907
+ * frontend-passes.c (check_locus_code): Add information that
+ warning about missing location information points to an
+ inconsisten internal state.
+ (check_locus_expr): Likewise.
+
+2018-10-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/87725
+ * openmp.c (gfc_match_omp_clauses): Parse simd, monotonic and
+ nonmonotonic modifiers regardless of if they have been parsed
+ already or if the opposite one has. Fix up check whether
+ comma after modifier should be parsed.
+ (resolve_omp_clauses): Diagnose schedule modifier restrictions.
+
+2018-10-23 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/85603
+ * frontend-passes.c (get_len_call): New function to generate a
+ call to intrinsic LEN.
+ (create_var): Use this to make length expressions for variable
+ rhs string lengths.
+ Clean up some white space issues.
+
+2018-10-21 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/71880
+ * trans-expr.c (gfc_trans_pointer_assignment): Set the string
+ length for array valued deferred length lhs.
+
+2018-10-18 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/87625
+ * trans-array.c (gfc_is_reallocatable_lhs): Detect allocatable
+ polymorphic arrays.
+
+2018-10-18 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/58618
+ * trans-stmt.c (trans_associate_var): All strings that return
+ as pointer types can be assigned directly to the associate
+ name so remove 'attr' and the condition that uses it.
+
+2018-10-18 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/58618
+ * trans-decl.c (gfc_get_symbol_decl): Deal correctly with the
+ initialization with NULL() of a deferred length pointer.
+
+2018-10-17 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/87632
+ * resolve.c (resolve_select_type): Use correct variable.
+
+2018-10-17 David Malcolm <dmalcolm@redhat.com>
+
+ * Make-lang.in (selftest-fortran): New.
+
+2018-10-17 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/56386
+ PR fortran/58906
+ PR fortran/77385
+ PR fortran/80260
+ PR fortran/82077
+ * resolve.c (resolve_variable): Fix up expressions with array
+ associate names, where the parser did not detect that this is
+ array and there was no array part_ref in the expression.
+
+2018-10-16 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/67125
+ * trans-array.c (gfc_array_init_size, gfc_array_allocate):
+ Rename argument e3_is_array_constr to e3_has_nodescriptor
+ and update comments.
+ * trans-stmt.c (gfc_trans_allocate): Also fix lower bound
+ to 1 for nonalloc/nonpointer func results/vars besides
+ array constructors.
+
+2018-10-16 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/87556
+ * trans-stmt.c (form_team, change_team, sync_team):
+ Don't ignore argse.pre/argse.post.
+
+2018-10-15 Paul Thomas <pault@gcc.gnu.org>
+ Tobias Burnus <burnus@gcc.gnu.org>
+
+ PR fortran/87566
+ * resolve.c (resolve_assoc_var): Add missing array spec for
+ class associate names.
+ (resolve_select_type): Handle case where last typed component
+ of the selector has a different type to the expression.
+ * trans-expr.c (gfc_find_and_cut_at_last_class_ref): Replace
+ call to gfc_expr_to_initialize with call to gfc_copy_expr.
+ (gfc_conv_class_to_class): Guard assignment to 'len' field
+ against case where zero constant is supplied.
+
+2018-10-12 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/87597
+ * expr.c (gfc_simplify_expr): Avoid simplifying
+ the 'array' argument to lbound/ubound/lcobound/
+ ucobound.
+
+2018-10-12 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/58787
+ * decl.c (get_proc_name): Return with error before
+ creating sym_tree.
+
+2018-10-11 Tobias Burnus <burnus@net-b.de>
+
+ Revert:
+ 2018-10-09 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/83522
+ * resolve.c (resolve_ref): Reject nonscalar
+ substring references.
+
+2018-10-09 David Malcolm <dmalcolm@redhat.com>
+
+ * cpp.c (gfc_cpp_init_0): Update for renamings.
+ (cb_cpp_error): Rename to...
+ (cb_cpp_diagnostic): ...this, converting level and reason to
+ enums.
+
+2018-10-09 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/83522
+ * resolve.c (resolve_ref): Reject nonscalar
+ substring references.
+
+2018-10-09 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/87151
+ * trans-array.c (gfc_get_array_span): Deal with deferred char
+ array components having a TYPE_MAX_VALUE of zero.
+ (gfc_array_init_size): Use the hidden string length component
+ to build the descriptor dtype.
+ (gfc_array_allocate): Remove the erroneous replacement of the
+ charlen backend decl with a temporary.
+ (gfc_conv_expr_descriptor): Use the ss_info string length in
+ the case of deferred character components.
+ (gfc_alloc_allocatable_for_assignment): Actually compare the
+ string lengths for deferred characters. Make sure that kind > 1
+ is handled correctly. Set the span field of the descriptor.
+ * trans-intrinsic.c (gfc_conv_intrinsic_len): Remove the stupid
+ comment.
+
+ PR fortran/80931
+ * trans-array.c (gfc_array_allocate): Set the span field for
+ variable length character arrays.
+
+2018-10-08 Cesar Philippidis <cesar@codesourcery.com>
+
+ * expr.c (gfc_check_pointer_assign): Demote "Assignment to
+ contiguous pointer from non-contiguous target" to a warning.
+
+2018-10-08 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/86372
+ * trans-stmt.c (trans_associate_var): Character associate names
+ with variable string length do not have to be deferred length
+ for the string length to be set, if variable.
+
+2018-10-06 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/86111
+ * gfortran.h (enum arith): Add ARITH_WRONGCONCAT.
+ * arith.h (gfc_arith_error): Issue error for ARITH_WRONGCONCAT.
+ (gfc_arith_concat): If the types of op1 and op2 are not
+ character of if their kinds do not match, issue ARITH_WRONGCONCAT.
+
+2018-10-06 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83999
+ * resolve.c (resolve_fl_procedure): Include class functions in
+ the test that elemental function results be scalar.
+
+2018-10-06 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/84640
+ * simplify.c (gfc_simplify_cshift): Extend size of hs_ex and ss_ex
+ by one. Set extents one past the array boundaries to zero to avoid
+ warning with instrumented compiler.
+ (gfc_simplify_eoshift): Likewise, only for ss_ex.
+
+2018-10-05 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/87487
+ * trans-decl.c (gfc_get_symbol_decl): Make sure that deferred
+ character length pointer initializer has the right type to fix
+ problem with deferred_character_24.f90 on big endian.
+
+2018-10-03 Jeff Law <law@redhat.comg>
+
+ * trans-types.c (get_typenode_from_name): Moved into gcc/tree.c.
+
+2018-10-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/65677
+ * trans-expr.c (gfc_trans_assignment_1): Set the 'identical'
+ flag in the call to gfc_check_dependency.
+
+2018-09-30 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/87359
+ * trans-array.c (gfc_is_reallocatable_lhs): Correct the problem
+ introduced by r264358, which prevented components of associate
+ names from being reallocated on assignment.
+
+2018-09-30 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/70752
+ PR fortran/72709
+ * trans-array.c (gfc_conv_scalarized_array_ref): If this is a
+ deferred type and the info->descriptor is present, use the
+ info->descriptor
+ (gfc_conv_array_ref): Is the se expr is a descriptor type, pass
+ it as 'decl' rather than the symbol backend_decl.
+ (gfc_array_allocate): If the se string_length is a component
+ reference, fix it and use it for the expression string length
+ if the latter is not a variable type. If it is a variable do
+ an assignment. Make use of component ref string lengths to set
+ the descriptor 'span'.
+ (gfc_conv_expr_descriptor): For pointer assignment, do not set
+ the span field if gfc_get_array_span returns zero.
+ * trans.c (get_array_span): If the upper bound a character type
+ is zero, use the descriptor span if available.
+
+2018-09-30 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/70149
+ * trans-decl.c (gfc_get_symbol_decl): A deferred character
+ length pointer that is initialized needs the string length to
+ be initialized as well.
+
+2018-09-29 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/65677
+ * trans-expr.c (gfc_trans_assignment_1): If there is dependency
+ fix the rse stringlength.
+
+2018-09-25 Martin Liska <mliska@suse.cz>
+
+ PR fortran/87394
+ * decl.c (add_hidden_procptr_result): Simplify condition
+ as we are in branch witch 'case1 || case2'.
+
+2018-09-25 Martin Liska <mliska@suse.cz>
+
+ * trans.c (remove_suffix): Remove
+ unused function.
+
+2018-09-24 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/87397
+ * gfc_conv_procedure_call: Do not add clobber on INTENT(OUT)
+ for variables in an associate statement.
+
+2018-09-24 Bernhard Reuther-Fischer <aldot@gcc.gnu.org>
+ Cesar Philippidis <cesar@codesourcery.com>
+
+ * openmp.c (resolve_oacc_loop_blocks):
+
+2018-09-23 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/87397
+ * gfc_conv_procedure_call: Do not add clobber on INTENT(OUT)
+ for variables having the dimension attribute.
+
+2018-09-23 Janne Blomqvist <jb@gcc.gnu.org>
+
+ * trans-expr.c (gfc_caf_get_image_index): Do array index
+ calculations in gfc_array_index_type.
+ * trans-intrinsic.c (conv_intrinsic_event_query): Likewise.
+ * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
+ (gfc_trans_event_post_wait): Likewise.
+
+2018-09-23 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/87395
+ * gfc_conv_procedure_call: Reformat comments slightly. Do not add
+ clobber on INTENT(OUT) for saved variables.
+
+2018-09-22 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/41453
+ * trans.h (gfc_conv_expr_reference): Add optional argument
+ add_clobber to prototype.
+ (gfc_conv_procedure_call): Set add_clobber argument to
+ gfc_conv_procedure_reference to true for scalar, INTENT(OUT),
+ non-pointer, non-allocatable, non-dummy variables whose type
+ is neither BT_CHARACTER, BT_DERIVED or BT_CLASS, but only if
+ the procedure is not elemental.
+ * trans-expr.c (gfc_conv_procedure_reference): Add clobber
+ statement before call if add_clobber is set.
+
+2018-09-22 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/85603
+ * trans-array.c (gfc_alloc_allocatable_for_assignment): Test
+ the charlen backend_decl before using the VAR_P macro.
+
+2018-09-21 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/77325
+ * trans-array.c (gfc_alloc_allocatable_for_assignment): If the
+ rhs has a charlen expression, convert that and use it.
+ * trans-expr.c (gfc_trans_assignment_1): The rse.pre for the
+ assignment of deferred character array vars to a realocatable
+ lhs should not be added to the exterior block since vector
+ indices, for example, generate temporaries indexed within the
+ loop.
+
+2018-09-21 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/87359
+ * trans-stmt.c (gfc_trans_allocate): Don't deallocate alloc
+ components if must_finalize is set for expr3.
+
+2018-09-21 Andrew Stubbs <ams@codesourcery.com>
+ Kwok Cheung Yeung <kcy@codesourcery.com>
+
+ * trans-expr.c (gfc_trans_structure_assign): Ensure that the first
+ argument of a call to _gfortran_caf_register is of size_type_node.
+ * trans-intrinsic.c (conv_intrinsic_event_query): Convert computed
+ index to a size_type_node type.
+ * trans-stmt.c (gfc_trans_event_post_wait): Likewise.
+
+2018-09-20 Allan Sandfeld Jensen <allan.jensen@qt.io>
+
+ * gfortranspec.c (lang_specific_driver): Handle -r like -nostdlib.
+
+2018-09-20 Janus Weil <janus@gcc.gnu.org>
+
+ * gfortran.h (gfc_str_startswith): New macro.
+ * decl.c (variable_decl, gfc_match_end): Use it.
+ * iresolve.c (is_trig_resolved): Ditto.
+ * module.c (load_omp_udrs, read_module): Ditto.
+ * options.c (gfc_handle_runtime_check_option): Ditto.
+ * primary.c (match_arg_list_function): Ditto.
+ * trans-decl.c (gfc_get_symbol_decl): Ditto.
+ * trans-expr.c (gfc_conv_procedure_call): Ditto.
+ * interface.c (dtio_op): Replace strncmp by strcmp.
+ * resolve.c (resolve_actual_arglist, resolve_function): Ditto.
+ * trans-expr.c (conv_arglist_function): Ditto.
+ * trans-intrinsic.c (gfc_conv_ieee_arithmetic_function): Replace macro
+ STARTS_WITH by gfc_str_startswith.
+
+2018-09-20 Cesar Philippidis <cesar@codesourcery.com>
+
+ * dump-parse-tree.c (show_omp_clauses): Add missing omp list_types
+ and reorder the switch cases to match the enum in gfortran.h.
+
+2018-09-19 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84109
+ * trans-expr.c (gfc_trans_assignment_1): The rse.pre for the
+ assignment of deferred character intrinsic elemental function
+ results to a realocatable lhs must not be added to the exterior
+ block if they are array valued but must go to the loop body.
+
+2018-09-18 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/29550
+ * gfortran.h (gfc_expr): Add external_blas flag.
+ * frontend-passes.c (matrix_case): Add case A2TB2T.
+ (optimize_namespace): Handle flag_external_blas by
+ calling call_external_blas.
+ (get_array_inq_function): Add argument okind. If
+ it is nonzero, use it as the kind of argument
+ to be used.
+ (inline_limit_check): Remove m_case argument, add
+ limit argument instead. Remove assert about m_case.
+ Set the limit for inlining from the limit argument.
+ (matmul_lhs_realloc): Handle case A2TB2T.
+ (inline_matmul_assign): Handle inline limit for other cases with
+ two rank-two matrices. Remove no-op calls to inline_limit_check.
+ (call_external_blas): New function.
+ * trans-intrinsic.c (gfc_conv_intrinsic_funcall): Do not add
+ argument to external BLAS if external_blas is already set.
+
+2018-09-18 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/87239
+ * trans-expr.c (gfc_trans_assignment_1): The rse.pre for the
+ assignment of deferred character elemental function results to
+ a realocatable lhs must not be added to the exterior block but
+ must go to the loop body.
+
+2018-09-18 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/87336
+ * trans-array.c (gfc_get_array_span): Try to get the element
+ length of incomplete types. Return NULL_TREE otherwise.
+ (gfc_conv_expr_descriptor): Only set the 'span' field if the
+ above does not return NULL_TREE. Set 'span' field if possible
+ for all new descriptors.
+
+2018-09-17 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/64120
+ * trans-decl.c (gfc_get_symbol_decl): Flag allocatable, scalar
+ characters with a variable length expression for deferred init.
+ (gfc_trans_deferred_vars): Perform the assignment for these
+ symbols by calling gfc_conv_string_length.
+
+2018-09-17 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/85954
+ * resolve.c (resolve_assoc_var): If the target expression is a
+ deferred charlen dummy and the associate name shares the
+ charlen, generate a new one. Make sure that new charlens are in
+ the namespace list so that they get cleaned up.
+ * trans-array.c (gfc_is_reallocatable_lhs): Associate names are
+ not reallocatable.
+ * trans-decl.c (gfc_get_symbol_decl): Put deferred character
+ length dummy and result arrays on the deferred initialization
+ list so that the variable length arrays can be correctly dealt
+ with.
+ * trans-expr.c (gfc_conv_string_length): Return if 'expr' is
+ NULL rather than ICEing..
+
+2018-09-16 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/86484
+ PR fortran/84543
+ * match.c (gfc_match_assignment): For a polymorphic assignment,
+ make sure that the vtab for the rhs type is generated.
+
+2018-09-16 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/37802
+ * frontend-passes.c (B_ERROR): New macro for matmul bounds
+ checking error messages.
+ (C_ERROR): Likewise.
+ (inline_matmul_assign): Reorganize bounds checking, use B_ERROR
+ and C_ERROR macros.
+
+2018-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
+
+ * trans-array.c (gfc_conv_array_initializer): Remove excess precision
+ from overlength string initializers.
+
+2018-09-12 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/87284
+ * trans-expr.c (gfc_trans_class_init_assign): Access to
+ to array elements of the dynamic type requires that the array
+ reference be added to the class expression and not the _data
+ component, unlike scalar expressions.
+
+2018-09-11 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/87172
+ * resolve.c (resolve_fl_derived): If a type has the 'use_assoc'
+ attribute, then it was declared in another module, so there should be
+ no error that it has not been declared.
+
+2018-09-11 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/87277
+ * expr.c (is_subref_array): Add the check of dimensionality for
+ class, dummy, pointer arrays.
+
+2018-09-11 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/86830
+ * expr.c (gfc_is_simply_contiguous): Handle type-bound procedure calls
+ with non-polymorphic objects.
+
+2018-09-10 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/85395
+ * decl.c (match_binding_attributes): Use correct default accessibility
+ for procedure pointer components.
+
+2018-09-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ * simplify.c (gfc_simplify_modulo): Re-arrange code to test whether
+ 'P' is zero and issue an error if it is.
+
+2018-08-31 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/86328
+ PR fortran/86760
+ * trans-array.c (gfc_conv_scalarized_array_ref): Do not fix
+ info->descriptor but pass it directly to gfc_build_array_ref.
+ (gfc_conv_array_ref): Likewise for se->expr.
+ * trans.c (gfc_build_array_ref): If 'decl' is a COMPONENT_REF
+ obtain the span field directly from it.
+
+2017-08-28 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/80477
+ * trans-expr.c (gfc_conv_procedure_call): Allocatable class
+ scalar results being passed to a derived type formal argument
+ are finalized if possible. Otherwise, rely on existing code for
+ deallocation. Make the deallocation of allocatable result
+ components conditional on finalization not taking place. Make
+ the freeing of data components after finalization conditional
+ on the data being NULL.
+ (gfc_trans_arrayfunc_assign): Change the gcc_assert to a
+ condition to return NULL_TREE.
+ (gfc_trans_assignment_1): If the assignment is class to class
+ and the rhs expression must be finalized but the assignment
+ is not marked as a polymorphic assignment, use the vptr copy
+ function instead of gfc_trans_scalar_assign.
+
+ PR fortran/86481
+ * trans-expr.c (gfc_conv_expr_reference): Do not add the post
+ block to the pre block if the expression is to be finalized.
+ * trans-stmt.c (gfc_trans_allocate): If the expr3 must be
+ finalized, load the post block into a finalization block and
+ add it right at the end of the allocation block.
+
+2018-08-27 David Malcolm <dmalcolm@redhat.com>
+
+ PR 87091
+ * error.c (gfc_format_decoder): Update for conversion of
+ show_caret_p to a tri-state.
+
+2018-08-25 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/86545
+ * resolve.c (resolve_transfer): Correctly determine typespec for
+ generic function calls, in order to throw a proper error.
+
+2018-08-24 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/86837
+ * frontend-passes.c (var_in_expr_callback): New function.
+ (var_in_expr): New function.
+ (traverse_io_block): Use var_in_expr instead of
+ gfc_check_dependency for checking if the variable depends on the
+ previous interators.
+
+2018-08-23 Janne Blomqvist <blomqvist.janne@gmail.com>
+
+ * trans-intrinsic.c (gfc_conv_intrinsic_minmaxval): Delete
+ HONOR_SIGNED_ZEROS checks.
+
+2018-08-23 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/86863
+ * resolve.c (resolve_typebound_call): If the TBP is not marked
+ as a subroutine, check the specific symbol.
+
+2018-08-22 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ * gfortran.texi: Mention that asynchronous I/O does
+ not work on systems which lack condition variables, such
+ as AIX.
+
+2018-08-22 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/86935
+ * match.c (gfc_match_associate): Improve diagnostics for the ASSOCIATE
+ statement.
+
+2018-08-22 Andrew Benson <abensonca@gmail.com>
+
+ * module.c (load_generic_interfaces): Move call to find_symbol()
+ so that only occurs if actually needed.
+
+2018-08-22 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/86888
+ * decl.c (gfc_match_data_decl): Allow allocatable components of
+ indirectly recursive type.
+ * resolve.c (resolve_component): Remove two errors messages ...
+ (resolve_fl_derived): ... and replace them by a new one.
+
+2018-08-21 Janne Blomqvist <jb@gcc.gnu.org>
+
+ * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Use
+ MAX_EXPR/MIN_EXPR unconditionally for real arguments.
+ * gfortran.texi (Compiler Characteristics): Document MAX/MIN
+ behavior wrt NaN.
+
+2018-08-21 Nicolas Koenig <koenigni@gcc.gnu.org>
+ Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/25829
+ * gfortran.texi: Add description of asynchronous I/O.
+ * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
+ as volatile.
+ * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
+ st_wait_async and change argument spec from ".X" to ".w".
+ (gfc_trans_wait): Pass ID argument via reference.
+
+2018-08-16 Nathan Sidwell <nathan@acm.org>
+
+ * cpp.c (dump_macro): Use cpp_user_macro_p.
+
+2018-08-14 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/86116
+ * interface.c (compare_type): Remove a CLASS/TYPE check.
+ (compare_type_characteristics): New function that behaves like the old
+ 'compare_type'.
+ (gfc_check_dummy_characteristics, gfc_check_result_characteristics):
+ Call 'compare_type_characteristics' instead of 'compare_type'.
+
+2018-08-12 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/66679
+ * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Class array
+ elements are returned as references to the data element. Get
+ the class expression by stripping back the references. Use this
+ for the element size.
+
+2018-08-12 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/86906
+ * resolve.c (resolve_fl_variable_derived): Check if the derived
+ type is use associated before checking for the host association
+ error.
+
+2018-08-10 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/57160
+ * invoke.texi (frontend-optimize): Mention short-circuiting.
+ * options.c (gfc_post_options): Disable -ffrontend-optimize with -Og.
+ * resolve.c (resolve_operator): Warn about short-circuiting only with
+ -ffrontend-optimize.
+ * trans-expr.c (gfc_conv_expr_op): Use short-circuiting operators only
+ with -ffrontend-optimize. Without that flag, make sure that both
+ operands are evaluated.
+
+2018-08-08 Nathan Sidwell <nathan@acm.org>
+
+ * cpp.c (cb_file_change): Use linemap_included_from.
+
+2018-08-07 Cesar Philippidis <cesar@codesourcery.com>
+
+ * trans-stmt.h: Remove stale reference to trans-openacc.c.
+
+2018-08-04 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/45521
+ * interface.c (gfc_compare_interfaces): Apply additional
+ distinguishability criteria of F08 to operator interfaces.
+
+2018-07-31 Andre Vieira <andre.simoesdiasvieira@arm.com>
+
+ Revert 'AsyncI/O patch committed'
+ 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
+ Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/25829
+ * gfortran.texi: Add description of asynchronous I/O.
+ * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
+ as volatile.
+ * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
+ st_wait_async and change argument spec from ".X" to ".w".
+ (gfc_trans_wait): Pass ID argument via reference.
+
+2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
+ Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/25829
+ * gfortran.texi: Add description of asynchronous I/O.
+ * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
+ as volatile.
+ * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
+ st_wait_async and change argument spec from ".X" to ".w".
+ (gfc_trans_wait): Pass ID argument via reference.
+
+2018-07-20 Martin Sebor <msebor@redhat.com>
+
+ PR middle-end/82063
+ * gfortran.h (gfc_handle_option): Change function argument
+ to HOST_WIDE_INT.
+ * options.c (gfc_handle_option): Same.
+
+2018-07-20 Andrew Benson <abenson@carnegiescience.edu>
+
+ * gfortran.h (gfc_symbol): Add pointer to next derived type.
+ (gfc_dt_list, gfc_get_dt_list): Remove.
+ (gfc_namespace): Replace gfc_dt_list with gfc_symbol.
+ * parse.c (resolve_all_program_units): Replace gfc_free_dt_list() with
+ simple nullification of gfc_derived_types.
+ * resolve.c (resolve_global_procedure): Replace gfc_dt_list with
+ gfc_symbol.
+ (add_dt_to_dt_list): Change derived type linked list insertion to
+ utilize dt_next pointers in gfc_symbol.
+ * symbol.c (gfc_new_symbol, gfc_free_dt_list, gfc_symbol_done2)
+ (get_iso_c_binding_dt, generate_isocbinding_symbol): Remove
+ gfc_free_dt_list as gfc_dt_list is obsoleted. Change derived type
+ linked list search/insertion to utilize dt_next pointers in gfc_symbol.
+ * trans-types.c (gfc_get_derived_type): Change derived type linked
+ list search to utilize dt_next pointers in gfc_symbol.
+
+2018-07-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
+
+ * trans-intrinsic.c: (gfc_conv_intrinsic_minmax): Emit MIN_MAX_EXPR
+ or IFN_FMIN/FMAX sequence to calculate the min/max when possible.
+
+2018-07-18 Janus Weil <janus@gcc.gnu.org>
+ Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/85599
+ * dump-parse-tree.c (show_attr): Add handling of implicit_pure.
+ * frontend-passes.c (do_warn_function_elimination): Do not warn for
+ pure functions.
+ * gfortran.h: Add prototypes for gfc_pure_function and
+ gfc_implicit_pure_function.
+ * gfortran.texi: Add chapter on evaluation of logical expressions.
+ * invoke.texi: Mention that -Wfunction-elimination is implied
+ by -Wextra.
+ * lang.opt: Make -Wextra imply -Wfunction-elimination.
+ * resolve.c (pure_function): Rename to gfc_pure_function.
+ (gfc_implicit_pure_function): New function.
+ (check_pure_function): Use it here.
+ (impure_function_callback): New function.
+ (resolve_operator): Call it via gfc_expr_walker.
+
+2018-07-16 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/83184
+ * decl.c (match_old_style_init): Initialize locus of variable expr when
+ creating a data variable.
+ (match_clist_expr): Verify array is explicit shape/size before
+ attempting to allocate constant array constructor.
+
+2018-07-16 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/86417
+ * module.c (mio_component): Set component->loc when loading from module.
+
+2018-07-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/86421
+ * module.c (omp_declare_simd_clauses): Add LINEAR with _REF, _VAL and
+ _UVAL suffixes.
+ (mio_omp_declare_simd): Save and restore ref, val and uval modifiers
+ on linear clauses. Initialize n->where to gfc_current_locus.
+
+2018-07-05 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/86408
+ * resolve.c.c (resolve_contained_fntype): Reference to C418 is
+ in F2008 and not F2003.
+ (resolve_function): Ditto in error message. Also, exclude
+ deferred character length results from the error.
+
+2018-07-05 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/83183
+ PR fortran/86325
+ * expr.c (class_allocatable, class_pointer, comp_allocatable,
+ comp_pointer): New helpers.
+ (component_initializer): Generate EXPR_NULL for allocatable or pointer
+ components. Do not generate initializers for components within BT_CLASS.
+ Do not assign to comp->initializer.
+ (gfc_generate_initializer): Use new helpers; move code to generate
+ EXPR_NULL for class allocatable components into component_initializer().
+
+2018-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/82009
+ * trans-decl.c (gfc_process_block_locals): Delete assert and set
+ saved_local_decls = NULL_TREE.
+
+2018-07-02 Richard Biener <rguenther@suse.de>
+
+ PR lto/86321
+ * trans-types.c (gfc_get_array_type_bounds): Unshare TYPE_FIELDs
+ for the distinct type copy.
+
+2018-07-02 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/82969
+ PR fortran/86242
+ * trans-array.c (structure_alloc_comps): Do not explicitly copy
+ procedure pointer components.
+
+2018-07-02 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/45305
+ * expr.c : Add a prototype for scalarize_intrinsic_call.
+ (gfc_simplify_expr): Use scalarize_intrinsic_call for elemental
+ intrinsic function calls.
+ (scalarize_intrinsic_call): Add 'init_flag' argument. Check if
+ the expression or any of the actual argument expressions are
+ NULL. Before calling gfc_check_init_expr, check 'init_flag'.
+ Only simplify the scalarized expressions if there are no errors
+ on the stack.
+ (gfc_check_init_expr): Set 'init_flag' true in the call to
+ scalarize_intrinsic_call.
+
+2018-06-28 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/82865
+ * decl.c (gfc_match_type): Refactor and check for PDT declarations.
+
+2018-06-28 Martin Liska <mliska@suse.cz>
+
+ * gfortranspec.c: Include opt-suggestions.h.
+
+2018-06-25 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/82972
+ PR fortran/83088
+ PR fortran/85851
+ * expr.c (component_initializer): Assign init expr to c->initializer.
+ (generate_isocbinding_initializer): New.
+ (gfc_generate_initializer): Call generate_isocbinding_initializer to
+ generate initializers for c_ptr and c_funptr with -finit-derived.
+
+2018-06-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/85983
+ * interface.c (check_dtio_interface1): Delete assert.
+
+2018-06-22 Paul Thomas <pault@gcc.gnu.org>
+ Rainer Orth <ro@gcc.gnu.org>
+
+ PR fortran/86281
+ * resolve.c (resolve_contained_fntype): Check for the charlen
+ before testing the length.
+
+2018-06-21 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/49630
+ * resolve.c (resolve_contained_fntype): Change standard ref.
+ from F95 to F2003: C418. Correct a spelling error in a comment.
+ It is an error for an abstract interface to have an assumed
+ character length result.
+ * trans-expr.c (gfc_conv_procedure_call): Likewise change the
+ standard reference.
+
+2018-06-21 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83118
+ * resolve.c (resolve_ordinary_assign): Force the creation of a
+ vtable for assignment of non-polymorphic expressions to an
+ unlimited polymorphic object.
+ * trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
+ size of the rhs type for such assignments. Set the dtype, _len
+ and vptrs appropriately.
+ * trans-expr.c (gfc_trans_assignment): Force the use of the
+ _copy function for these assignments.
+
+2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
+ Thomas Schwinge <thomas@codesourcery.com>
+ Cesar Philippidis <cesar@codesourcery.com>
+
+ * gfortran.h (gfc_omp_clauses): Add unsigned if_present, finalize
+ bitfields.
+ * openmp.c (enum omp_mask2): Remove OMP_CLAUSE_PRESENT_OR_*. Add
+ OMP_CLAUSE_{IF_PRESENT,FINALIZE}.
+ (gfc_match_omp_clauses): Update handling of copy, copyin, copyout,
+ create, deviceptr, present_of_*. Add support for finalize and
+ if_present.
+ (OACC_PARALLEL_CLAUSES): Remove PRESENT_OR_* clauses.
+ (OACC_KERNELS_CLAUSES): Likewise.
+ (OACC_DATA_CLAUSES): Likewise.
+ (OACC_DECLARE_CLAUSES): Likewise.
+ (OACC_UPDATE_CLAUSES): Add IF_PRESENT clause.
+ (OACC_ENTER_DATA_CLAUSES): Remove PRESENT_OR_* clauses.
+ (OACC_EXIT_DATA_CLAUSES): Add FINALIZE clause.
+ (gfc_match_oacc_declare): Update to OpenACC 2.5 semantics.
+ * trans-openmp.c (gfc_trans_omp_clauses): Add support for IF_PRESENT
+ and FINALIZE.
+
+2018-06-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ * trans-decl.c (gfc_get_fake_result_decl): Revert latest change.
+
+2018-06-17 Eric Botcazou <ebotcazou@adacore.com>
+
+ * trans-decl.c (nonlocal_dummy_decl_pset): Delete.
+ (nonlocal_dummy_decls): Likewise.
+ (gfc_nonlocal_dummy_array_decl): Likewise.
+ (gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
+ (gfc_get_fake_result_decl): Do not generate a new DECL if simply
+ reusing the result of a recursive call.
+ (gfc_generate_function_code): Do not create, insert and destroy
+ nonlocal_dummy_decls.
+
+2018-06-13 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/86110
+ * array.c (gfc_resolve_character_array_constructor): Avoid NULL
+ pointer dereference.
+
+2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
+
+ PR fortran/85703
+ * parse.c (decode_oacc_directive): Set gfc_matching_function
+ to false.
+ (decode_omp_directive): Likewise.
+
+2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
+
+ PR fortran/85702
+ * openmp.c (gfc_match_oacc_wait): Use %C to report error location.
+
+2018-06-12 David Malcolm <dmalcolm@redhat.com>
+
+ PR other/69968
+ * misc.c (gfc_closest_fuzzy_match): Update for renaming of
+ levenshtein_distance to get_edit_distance.
+
+2018-06-12 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/44491
+ * expr.c (gfc_check_assign): Select non-NULL locus.
+
+2018-06-11 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/45521
+ * interface.c (compare_ptr_alloc): New function.
+ (generic_correspondence): Call it.
+
+2018-06-10 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ * gfortran.h (gfc_expr): Add no_bounds_check field.
+ * frontend-passes.c (get_array_inq_function): Set no_bounds_check
+ on function and function argument.
+ (inline_matmul_assign): Set no_bounds_check on zero expression
+ and on lhs of zero expression.
+ Also handle A1B2 case if realloc on assigment is active.
+ * trans-array.c (gfc_conv_array_ref): Don't do range checking
+ if expr has no_bounds_check set.
+ (gfc_conv_expr_descriptor): Set no_bounds_check on ss if expr
+ has it set.
+ * trans-expr.c (gfc_trans_assignment_1): Set no_bounds_check
+ on lss and lss if the corresponding expressions have it set.
+
+2018-06-10 Dominique d'Humieres <dominiq@gcc.gnu.org>
+
+ PR fortran/79854
+ * trans-const.c: Remove include "diagnostic-core.h".
+ (gfc_conv_constant_to_tree): Replace fatal_error with gcc_unreachable.
+
+2018-06-10 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/85088
+ * decl.c (match_attr_spec): Synchronize the DECL_* enum values with the
+ INTENT_* values from the enum 'sym_intent'. Call 'match_intent_spec'
+ and remove a TODO note.
+ * gfortran.h: Add a comment to sym_intent.
+
+2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/38351
+ * resolve.c (resolve_operator): Provide better error message for
+ derived type entity used in an binary intrinsic numeric operator.
+
+2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85138
+ PR fortran/85996
+ PR fortran/86051
+ * decl.c (gfc_match_char_spec): Use private namespace in attempt to
+ reduce a charlen to a constant.
+
+2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/78278
+ * data.c (gfc_assign_data_value): Re-arrange code to allow for
+ an error for double initialization of CHARACTER entities.
+
+2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/63514
+ * symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.
+
+2018-06-08 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/85631
+ * trans.h (gfc_ss): Add field no_bounds_check.
+ * trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
+ ss->no_bounds_check is set, do not use runtime checks.
+ * trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
+ for reallocatable lhs.
+
+2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/86059
+ * array.c (match_array_cons_element): NULL() cannot be in an
+ array constructor.
+
+2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/78571
+ * data.c (create_character_initializer): Return early if type is
+ incompatible with CHARACTER.
+
+2018-06-07 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/86045
+ * simplify.c (gfc_simplify_mod): Re-arrange code to test whether
+ 'P' is zero and issue an error if it is.
+
+2018-06-06 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/85641
+ * frontend-passes.c (is_fe_temp): Add prototype.
+ (realloc_string_callback): Early return for frontend-generated
+ temporary.
+
+2018-06-05 Cesar Philippidis <cesar@codesourcery.com>
+
+ PR fortran/85701
+
+ * openmp.c (gfc_resolve_oacc_declare): Error on functions and
+ subroutine data clause arguments.
+
+2018-06-04 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85981
+ * resolve.c (resolve_allocate_deallocate): Check errmsg is default
+ character kind.
+
+2018-06-03 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/36497
+ * decl.c (variable_decl): Use gfc_add_type for cray pointees.
+
+2018-06-01 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/63570
+ * check.c (gfc_check_random_init): New function. Check arguments of
+ RANDOM_INIT.
+ * gfortran.h (GFC_ISYM_RANDOM_INIT): New enum token.
+ * intrinsic.c (add_subroutines): Add RANDOM_INIT to list of
+ subroutines.
+ (gfc_check_intrinsic_standard): Introduce Fortran 2018 check.
+ * intrinsic.h: Add prototypes for gfc_check_random_init and
+ gfc_resolve_random_init
+ * intrinsic.texi: Document new intrinsic subprogram.
+ * iresolve.c (gfc_resolve_random_init): Resolve routine name.
+ * trans-decl.c: Declare gfor_fndecl_random_init
+ * trans-intrinsic.c (conv_intrinsic_random_init): New function.
+ Translate call to RANDOM_INIT.
+ (gfc_conv_intrinsic_subroutine): Call it.
+ * trans.h: Declare gfor_fndecl_random_init
+
+2018-05-27 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ * decl.c (match_data_constant): Fortran 2018 allows pointer
+ initialization in a data statement.
+
+2018-05-25 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/85839
+ * match.c (gfc_match_block_data): Call gfc_notify_std to warn about
+ an obsolescent feature in Fortran 2018.
+ (gfc_match_equivalence): Ditto.
+ * resolve.c (resolve_common_blocks): Ditto.
+ (gfc_resolve_forall): Ditto.
+ * symbol.c (gfc_define_st_label): Ditto.
+
+2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85543
+ * resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
+ pointer dereference.
+
+2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85780
+ * resolve.c (resolve_fl_procedure): Avoid NULL dereference.
+
+2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85779
+ * decl.c (gfc_match_derived_decl): Fix NULL point dereference.
+
+2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85895
+ * resolve.c (resolve_sync): Resolve expression before checking for
+ an error.
+
+2018-05-22 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/85841
+ * libgfortran.h: Remove the macros GFC_STD_F2008_TS and
+ GFC_STD_OPT_F08TS.
+ * error.c (notify_std_msg): Remove GFC_STD_F2008_TS.
+ * options.c (set_default_std_flags): Ditto.
+ (gfc_handle_option): Make -std=f2008ts an alias for -std=f2018.
+ * array.c (gfc_match_array_spec): Replace GFC_STD_F2008_TS by
+ GFC_STD_F2018.
+ * check.c (gfc_check_atomic, gfc_check_event_query,
+ gfc_check_c_f_pointer, gfc_check_c_f_procpointer, gfc_check_c_funloc,
+ gfc_check_c_loc, gfc_check_num_images, gfc_check_this_image): Ditto.
+ * decl.c (gfc_verify_c_interop_param, gfc_match_decl_type_spec): Ditto.
+ * intrinsic.c (add_functions, add_subroutines,
+ gfc_check_intrinsic_standard): Ditto.
+ * iso-c-binding.def: Ditto.
+ * iso-fortran-env.def: Ditto.
+ * match.c (gfc_match_event_post, gfc_match_event_wait,
+ gfc_match_fail_image, gfc_match_form_team, gfc_match_change_team,
+ gfc_match_end_team, gfc_match_sync_team): Ditto.
+ * gfortran.texi: Remove mention of -std=f2008ts.
+ Move TSs into F2018 section.
+ * invoke.texi: Update documentation of -std=f2008ts.
+
+2018-05-21 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/85841
+ * libgfortran.h: New macros GFC_STD_OPT_*.
+ * error.c (notify_std_msg): New function.
+ (gfc_notify_std): Adjust such that it can handle combinations of
+ GFC_STD_* flags in the 'std' argument, not just a single one.
+ * match.c (match_arithmetic_if, gfc_match_if): Reject arithmetic if
+ in Fortran 2018.
+ (gfc_match_stopcode): Use GFC_STD_OPT_* macros.
+ * options.c (set_default_std_flags): Warn for F2018 deleted features
+ by default.
+ (gfc_handle_option): F2018 deleted features are allowed in earlier
+ standards.
+ * symbol.c (gfc_define_st_label, gfc_reference_st_label): Reject
+ nonblock do constructs in Fortran 2018.
+
+2018-05-20 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/80657
+ * resolve.c (flag_fn_result_spec): Use the 'sym' argument to
+ test for self refs to the function result in the character len
+ expression. If a self reference is found, emit an error and
+ return true.
+ (resolve_fntype): Use the function symbol in the calls to the
+ above.
+
+2018-05-20 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/49636
+ * trans-array.c (gfc_get_array_span): Renamed from
+ 'get_array_span'.
+ (gfc_conv_expr_descriptor): Change references to above.
+ * trans-array.h : Add prototype for 'gfc_get_array_span'.
+ * trans-intrinsic.c (gfc_conv_associated): Add pre and post
+ blocks for 'arg1'.
+ * trans-stmt.c (trans_associate_var): If the associate name is
+ a subref array pointer, use gfc_get_array_span for the span.
+
+2018-05-20 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/82275
+ * match.c (gfc_match_type_spec): Go through the array ref and
+ decrement 'rank' for every dimension that is an element.
+
+2018-05-19 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/82923
+ PR fortran/66694
+ PR fortran/82617
+ * trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
+ charlen backend_decl of the rhs expr to ss->info->string_length
+ so that the value in the current scope is used.
+
+2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/63529
+ * gfortran.texi: Clarify documentation for Cray pointer and
+ assumed-sized array.
+
+2018-05-13 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/85742
+ * trans-types.c (gfc_get_dtype_rank_type): Reorder evaluation
+ of 'size'. If the element type is a pointer use the size of the
+ TREE_TYPE of the type, unless it is VOID_TYPE. In this latter
+ case, set the size to zero.
+
+2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ * gfortran.h: Remove prototype.
+ * symbol.c (gfc_new_undo_checkpoint): Remove unused function.
+
+2018-05-11 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85542
+ * expr.c (check_inquiry): Avoid NULL pointer dereference.
+
+2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85687
+ * check.c (gfc_check_rank): Check that the argument is a data object.
+
+2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85521
+ * array.c (gfc_resolve_character_array_constructor): Substrings
+ with upper bound smaller than lower bound are zero length strings.
+
+2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/70870
+ * data.c (gfc_assign_data_value): Check that a data object does
+ not also have default initialization.
+
+2018-05-10 Marek Polacek <polacek@redhat.com>
+
+ PR fortran/85735
+ * options.c (gfc_post_options): Set main_input_filename.
+
+2018-05-10 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/54613
+ * intrinsic.texi: Document BACK for MINLOC and MAXLOC.
+
+2018-05-10 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/68846
+ PR fortran/70864
+ * resolve.c (get_temp_from_expr): The temporary must not have
+ dummy or intent attributes.
+
+2018-05-08 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/54613
+ * check.c (gfc_check_minmaxloc): Remove error for BACK not being
+ implemented. Use gfc_logical_4_kind for BACK.
+ * simplify.c (min_max_choose): Add optional argument back_val.
+ Handle it.
+ (simplify_minmaxloc_to_scalar): Add argument back_val. Pass
+ back_val to min_max_choose.
+ (simplify_minmaxloc_to_nodim): Likewise.
+ (simplify_minmaxloc_to_array): Likewise.
+ (gfc_simplify_minmaxloc): Add argument back, handle it.
+ Pass back_val to specific simplification functions.
+ (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back,
+ pass it on to gfc_simplify_minmaxloc.
+ (gfc_simplify_maxloc): Likewise.
+ * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust
+ comment. If BACK is true, use greater or equal (or lesser or
+ equal) insteal of greater (or lesser). Mark the condition of
+ having found a value which exceeds the limit as unlikely.
+
+2018-05-07 Jeff Law <law@redhat.comg>
+
+ * scanner.c (preprocessor_line): Call linemap_add after a line
+ directive that changes the current filename.
+
+2018-05-06 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/85507
+ * dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
+ introduced by r259385.
+ * trans-intrinsic.c (conv_caf_send): Always report a dependency for
+ same variables in coarray assignments.
+
+2018-05-02 Tom de Vries <tom@codesourcery.com>
+
+ PR libgomp/82428
+ * f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.
+
+2018-04-24 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85520
+ * decl.c (gfc_match_char_spec): Check for negative length and set to 0.
+
+2018-04-14 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/81773
+ PR fortran/83606
+ * dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
+ during dependency computation. They define no data dependency.
+ * trans-array.c (conv_array_index_offset): The stride can not be set
+ here, prevent fail.
+ * trans-intrinsic.c (conv_caf_send): Add creation of temporary array
+ for caf_get's result and copying to the array with vectorial
+ indexing.
+
+2018-04-14 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/85387
+ * frontend-passes.c (traverse_io_block): Check for start, end or
+ stride being defined by an outer implied DO loop.
+
+2018-04-12 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/83064
+ PR testsuite/85346
+ * trans-stmt.c (gfc_trans_forall_loop): Use annot_expr_ivdep_kind
+ for annotation and remove dependence on -ftree-parallelize-loops.
+
+2018-04-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/85313
+ * openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
+ (resolve_oacc_nested_loops): Likewise. Formatting fix.
+
+2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/83064
+ * trans-stmt.c (gfc_trans_forall_loop): Remove annotation for
+ parallell processing of DO CONCURRENT -ftree-parallelize-loops
+ is set.
+
+2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/51260
+ * resolve.c (resolve_variable): Simplify cases where access to a
+ parameter array results in a single constant.
+
+2018-04-02 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/85102
+ * decl.c (variable_decl): If upper or lower bounds simplify
+ to a constant, use that.
+
+2018-03-30 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84931
+ * simplify.c (gfc_convert_constant): Handle case of array
+ constructors within an array that has no iterator and improve
+ the conciseness of this section of code.
+
+2017-03-30 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/85111
+ * array.c (gfc_resolve_character_array_constructor): Early
+ exit for zero-size arrays.
+ * simplify.c (simplify_transformation_to_array): Exit early
+ if the result size is zero.
+ (simplify_minmaxloc_to_array): Likewise.
+
+2018-03-28 Mikael Morin <mikael@gcc.gnu.org>
+
+ PR fortran/69497
+ * symbol.c (gfc_symbol_done_2): Start freeing namespaces
+ from the root.
+ (gfc_free_namespace): Restore assert (revert r258839).
+
+2018-03-28 Jakub Jelinek <jakub@redhat.com>
+
+ * gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
+ * ioparm.def (IOPARM_dt_default_exp): Rename to ...
+ (IOPARM_dt_dec_ext): ... this.
+ * trans-io.c (build_dt): Adjust for default_exp renaming to
+ dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
+ * io.c (match_io): Likewise.
+
+2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/85084
+ * frontend-passes.c (gfc_run_passes): Do not run front-end
+ optimizations if a previous error occurred.
+
+2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
+ Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/85083
+ * primary.c (gfc_convert_to_structure_constructor): Check
+ conformance of argument types in structure constructor.
+
+2018-03-26 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/66709
+ * io.c: Include constructor.h.
+ (resolve_tag_format): For a constant character array, concatenate
+ into a single character expression.
+
+2018-03-25 Seth Johnson <johnsonsr@ornl.gov>
+ Dominique d'Humieres <dominiq@gcc.gnu.org>
+
+ PR fortran/84924
+ * check.c (gfc_check_c_f_pointer): Allow scalar noninteroperable
+ scalar derived type with -std=f2003 and -std=f2008.
+
+2018-03-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ Dominique d'Humieres <dominiq@gcc.gnu.org>
+
+ PR fortran/69497
+ * symbol.c (gfc_free_namespace): Delete the assert and only if
+ refs count is equals zero, free the namespace. Otherwise,
+ something is halfway and other errors will resound.
+
+2018-03-24 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/70068
+ * expr.c (find_substring_ref): Change types of start, end
+ and length variables to gfc_charlen_t. Set length to zero
+ for empty substring.
+
+2018-03-24 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/42651
+ * decl.c (check_function_name): Improved error message
+ (gfc_match_volatile, gfc_match_asynchronous) Use check_function_name.
+
+2018-03-22 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/84922
+ * decl.c (get_proc_name): If the MODULE prefix appears in interface
+ body, then it must appear on the contained subroutine or function.
+ While here, fix nearby mis-indented code.
+
+2018-03-21 Thomas Koenig <tkoenig@gcc.gnu.org>
+ Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/84957
+ * trans-types.c (gfc_sym_type): Do not dereference NULL pointer.
+
+2018-03-21 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/84615
+ * trans-expr.c (gfc_conv_procedure_call): Convert charlen to
+ gfc_charlen_type_node when calling procedure.
+
+2018-03-20 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/85001
+ * interface.c (symbol_rank): Remove bogus null pointer check that
+ crept in when translating a ternary operator into an if-else
+ constructor.
+
+2018-03-19 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/84931
+ * simplify.c (gfc_convert_constant): Correctly handle iterators
+ for type conversion.
+
+2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77414
+ * decl.c (get_proc_name): Check for a subroutine re-defined in
+ the contain portion of a subroutine. Change language of existing
+ error message to better describe the issue. While here fix whitespace
+ issues.
+
+2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/65453
+ * decl.c (get_proc_name): Catch clash between a procedure statement
+ and a contained subprogram
+
+2018-03-16 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/69395
+ * decl.c (merge_array_spec): Correct the error condition.
+
+2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/78741
+ * decl.c (get_proc_name): Check for clash of entry name with
+ subroutine name.
+
+2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/69395
+ * decl.c (merge_array_spec): Limit the merging to maximum allowed
+ dimensions, and issue error message if limit is exceeded.
+
+2018-03-13 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ * check.c (gfc_check_kill_sub): Remove check for INTEGER(4) or (8).
+ * intrinsic.c (add_functions): Remove reference to gfc_resolve_kill.
+ (add_subroutines): Remove reference to gfc_resolve_kill_sub.
+ * intrinsic.texi: Update documentation.
+ * iresolve.c (gfc_resolve_kill, gfc_resolve_kill_sub): Remove.
+ * trans-decl.c (gfc_build_intrinsic_function_decls): Add
+ gfor_fndecl_kill and gfor_fndecl_kill_sub
+ * trans-intrinsic.c (conv_intrinsic_kill, conv_intrinsic_kill_sub): new
+ functions.
+ (gfc_conv_intrinsic_function): Use conv_intrinsic_kill.
+ (gfc_conv_intrinsic_subroutine): Use conv_intrinsic_kill_sub.
+ * trans.h: Declare gfor_fndecl_kill and gfor_fndecl_kill_sub.
+
+2018-03-11 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84546
+ * trans-array.c (structure_alloc_comps): Make sure that the
+ vptr is copied and that the unlimited polymorphic _len is used
+ to compute the size to be allocated.
+ * trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
+ unlimited polymorphic _len for the offset to the element.
+ (gfc_copy_class_to_class): Set the new 'unlimited' argument.
+ * trans.h : Add the boolean 'unlimited' to the prototype.
+
+2018-03-11 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/83939
+ * resolve.c (resolve_fl_procedure): Enforce F2018:C15100.
+
+2018-03-11 Steven G. Kargl <kargls@gcc.gnu.org>
+
+ * check.c (gfc_check_kill): Check pid and sig are scalar.
+ (gfc_check_kill_sub): Restrict kind to 4 and 8.
+ * intrinsic.c (add_function): Sort keyword list. Add pid and sig
+ keywords for KILL. Remove redundant *back="back" in favor of the
+ original *bck="back".
+ (add_subroutines): Sort keyword list. Add pid and sig keywords
+ for KILL.
+ * intrinsic.texi: Fix documentation to consistently use pid and sig.
+ * iresolve.c (gfc_resolve_kill): Kind can only be 4 or 8. Choose the
+ correct function.
+ (gfc_resolve_rename_sub): Add comment.
+
+2018-03-11 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/66128
+ * simplify.c (simplify_transformation): Return default result for
+ empty array argument.
+ (gfc_simplify_all): Remove special-case handling for zerosize.
+ (gfc_simplify_any): Likewise.
+ (gfc_simplify_count): Likewise.
+ (gfc_simplify_iall): Likewise.
+ (gfc_simplify_iany): Likewise.
+ (gfc_simplify_iparity): Likewise.
+ (gfc_simplify_minval): Likewise.
+ (gfc_simplify_maxval): Likewise.
+ (gfc_simplify_norm2): Likewise.
+ (gfc_simplify_product): Likewise.
+ (gfc_simplify_sum): Likewise.
+
+2018-03-10 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/84734
+ * arith.c (check_result, eval_intrinsic): If result overflows, pass
+ the expression up the chain instead of a NULL pointer.
+
+2018-03-07 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/64124
+ PR fortran/70409
+ * decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.
+
+2017-03-06 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/84697
+ PR fortran/66128
+ * expr.c (simplify_parameter_variable): If p is a size zero array
+ and not an ARRAY_EXPR insert an empty array constructor and
+ return.
+ * gfortran.h: Add prototype for gfc_is_size_zero_array.
+ * simplify.c (is_size_zero_array): Make non-static and rename into
+ (gfc_is_size_zero_array): Check for parameter arrays of zero
+ size by comparing shape and absence of constructor.
+ (gfc_simplify_all): Use gfc_is_size_zero_array instead of
+ is_size_zero_array.
+ (gfc_simplify_count): Likewise.
+ (gfc_simplify_iall): Likewise.
+ (gfc_simplify_iany): Likewise.
+ (gfc_simplify_iparity): Likewise.
+ (gfc_simplify_minval): Likewise.
+ (gfc_simplify_maxval): Likewise.
+ (gfc_simplify_product): Likewise.
+ (gfc_simplify_sum): Likewise.
+
+2018-03-06 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/56667
+ * primary.c (match_sym_complex_part): Give the matcher for an implied
+ do-loop a chance to run.
+
+2018-03-03 Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/71085
+ * trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
+ dereference NULL pointer.
+
+2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/66128
+ * simplify.c (is_size_zero_array): New function to check for size
+ zero array.
+ (gfc_simplify_all, gfc_simplify_any, gfc_simplify_count,
+ gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
+ gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
+ gfc_simplify_product, gfc_simplify_sum): Use it, and implement
+ requirements from F2018.
+
+2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/51434
+ * simplify.c (gfc_simplify_transfer): Resolve mold.
+
+2018-03-03 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/80965
+ * resolve.c (build_loc_call): Change symtree name from 'loc' to
+ '_loc'.
+
+2018-03-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84219
+ * target-memory.c (gfc_interpret_derived): Assert that BT_VOID
+ components are caf tokens.
+ (gfc_target_interpret_expr): Treat BT_VOID expressions as
+ integers.
+
+2018-03-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84538
+ * class.c (class_array_ref_detected): Remove the condition that
+ there be no reference after the array reference.
+ (find_intrinsic_vtab): Remove excess whitespace.
+ * trans-array.c (gfc_conv_scalarized_array_ref): Rename 'tmp'
+ as 'base and call build_class_array_ref earlier.
+
+2018-02-28 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83901
+ * trans-stmt.c (trans_associate_var): Make sure that the se
+ expression is a pointer type before converting it to the symbol
+ backend_decl type.
+
+2018-02-25 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/83633
+ * decl.c (variable_decl): Check that an explicit-shape-array with
+ nonconstant bounds is allowed.
+
+2018-02-25 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84523
+ * trans-intrinsic.c (gfc_conv_allocated): If the argument se
+ has a pre block, add it to the expression pre block.
+
+2018-02-25 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/78238
+ * gfortran.h (gfc_integer_4_kind): Define.
+ * resolve.c (resolve_select_type): Make sure that the
+ kind of c->high is gfc_integer_4_kind.
+
+2018-02-24 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/30792
+ * decl.c (gfc_match_data): Check for invalid substring in
+ data-implied-do
+
+2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ * intrinsic.texi: Arguments to MATMUL cannot both be rank one.
+
+2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/84511
+ * trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.
+
+2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/84346
+ * interface.c (compare_actual_formal): Issue error if keyword is
+ used in a statement function.
+
+2018-02-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/84506
+ * trans-io.c (set_parameter_value_inquire): Adjust range check of
+ negative unit values for kind=8 units to the kind=4 negative limit.
+
+2018-02-23 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83149
+ * trans-types.c (gfc_sym_type): Test sym->ns->proc_name before
+ accessing its components.
+
+2018-02-23 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83149
+ * trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
+ before accessing its components.
+
+2018-02-23 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83148
+ * trans-const.c : Clean up some whitespace issues.
+ * trans-expr.c (gfc_conv_initializer): If an iso_c_binding
+ derived type has a kind value of zero, set it to the default
+ integer kind.
+
+2018-02-23 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/84519
+ * trans-decl.c (gfc_build_builtin_function_decls): Add bool
+ argument to stop and error stop decls.
+ * trans-stmt.c (gfc_trans_stop): Add false value to argument
+ lists.
+
+2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR 78534
+ PR 84509
+ * trans-decl.c (gfc_build_builtin_function_decls): Pass
+ gfc_int8_type node to pause_numeric, size_type_node to
+ pause_string.
+ * trans-stmt.c (gfc_trans_pause): Likewise.
+
+2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
+
+ * gfortran.texi: Update Coarray API description.
+ * trans-decl.c (gfc_build_builtin_function_decls): Use size_t for
+ character lengths, int for exit codes.
+ (generate_coarray_sym_init): Use size_t for character length.
+ * trans-intrinsic.c (conv_co_collective): Likewise.
+ * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
+ (gfc_trans_event_post_wait): Likewise.
+ (gfc_trans_sync): Likewise.
+ (gfc_trans_stop): Use size_t for character lengths, int for exit
+ codes.
+
+2018-02-20 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/48890
+ PR fortran/83823
+ * primary.c (gfc_convert_to_structure_constructor):
+ For a constant string constructor, make sure the length
+ is correct.
+
+2018-02-19 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83344
+ PR fortran/83975
+ * resolve.c (resolve_assoc_var): Rearrange the logic for the
+ determination of the character length of associate names. If
+ the associate name is missing a length expression or the length
+ expression is not a constant and the target is not a variable,
+ make the associate name allocatable and deferred length.
+ * trans-decl.c (gfc_get_symbol_decl): Null the character length
+ backend_decl for deferred length associate names that are not
+ variables. Set 'length' to gfc_index_zero_node for character
+ associate names, whose character length is a PARM_DECL.
+
+2018-02-19 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/35339
+ * frontend-passes.c (traverse_io_block): Remove workaround for
+ PR 80945.
+
+2018-02-19 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * gfortran.texi: Document additional src/dst_type. Fix some typos.
+ * trans-decl.c (gfc_build_builtin_function_decls): Declare the new
+ argument of _caf_*_by_ref () with * e { get, send, sendget }.
+ * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Add the type of the
+ data referenced when generating a call to caf_get_by_ref ().
+ (conv_caf_send): Same but for caf_send_by_ref () and
+ caf_sendget_by_ref ().
+
+2018-02-18 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/84389
+ * io.c (check_format): Allow FMT_COLON.
+
+2018-02-18 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/80945
+ * trans-array.c (gfc_conv_expr_descriptor): Set parmtype from
+ the typenode in the case of deferred length characters.
+
+2018-02-17 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/84270
+ * frontend-passes (scalarized_expr): If the expression
+ is an assumed size array, leave in the last reference
+ and pass AR_SECTION instead of AR_FULL to gfc_resolve
+ in order to avoid an error.
+
+2018-02-17 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84115
+ * resolve.c (resolve_assoc_var): If a non-constant target expr.
+ has no string length expression, make the associate variable
+ into a deferred length, allocatable symbol.
+ * trans-decl.c (gfc_is_reallocatable_lhs): Add and use a ptr to
+ the symbol.
+ * trans-stmt.c (trans_associate_var): Null and free scalar
+ associate names that are allocatable. After assignment, remove
+ the allocatable attribute to prevent reallocation.
+
+2018-02-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/84418
+ * trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
+ kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.
+
+2018-02-16 Dominique d'Humieres <dominiq@gcc.gnu.org>
+
+ PR fortran/84354
+ * decl.c (gfc_get_pdt_instance): Replace '%qs' with %qs.
+
+2018-02-15 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/84409
+ * interface.c (check_dtio_arg_TKR_intent): Add a check for character
+ length.
+
+2018-02-14 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/84385
+ * match.c (gfc_match_select_type): Fix check for selector in
+ SELECT TYPE statement.
+
+2018-02-13 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/84313
+ * symbol.c (check_conflict): Reject procedure pointers in common blocks.
+
+2018-02-13 Alastair McKinstry <alastair.mckinstry@sceal.ie>
+ Janne Blomqvist <jb@gcc.gnu.org>
+
+ * module.c (dump_module): Use lbasename to ensure that module
+ files are reproducible.
+
+2018-02-12 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/84273
+ * resolve.c (resolve_component): Fix checks of passed argument in
+ procedure-pointer components.
+
+2018-02-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ PR fortran/35299
+ * resolve.c (resolve_formal_arglist): Update error message.
+
+2018-02-11 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * gfortran.texi: Fix typos in documentation of caf_register ().
+ * trans-array.c (structure_alloc_comps): Only register a component of
+ a derived typed corray, not of an ultimate component coarray.
+
+2018-02-11 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/54223
+ PR fortran/84276
+ * interface.c (compare_actual_formal): Add in_statement_function
+ bool parameter. Skip check of INTENT attribute for statement
+ functions. Arguments to a statement function cannot be optional,
+ issue error for missing argument.
+ (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
+ in_statement_function.
+
+2018-02-11 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84074
+ * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
+ flag. If the is a vector subscript or the expression is not a
+ variable, make the descriptor one-based.
+
+2018-02-10 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84141
+ PR fortran/84155
+ * trans-array.c (gfc_array_init_size): Revert the change made
+ in revision 257356 setting the dtype.
+ * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
+ Call gfc_get_dtype_rank_type every time.
+
+ PR fortran/56691
+ * trans-array.c (gfc_conv_expr_descriptor): If the source array
+ is a descriptor type, use its offset, removing the condition
+ that is be a class expression.
+
+2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/82994
+ * match.c (gfc_match_deallocate): Check for NULL pointer.
+
+2018-02-07 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/68560
+ * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
+ (gfc_conv_intrinsic_function): Call it.
+
+2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/82049
+ * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
+ try to resolve it. While here return early if possible.
+
+2018-02-04 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84115
+ * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
+ 'length' if the symbol charlen backend_decl is an indirect ref.
+
+2018-02-03 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84141
+ PR fortran/84155
+ * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
+ use gfc_get_dtype_rank_type.
+
+2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR 83975
+ PR 83344
+ * resolve.c (resolve_assoc_var): Generate an error if
+ target length unknown.
+
+2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/83705
+ * simplify.c (gfc_simplify_repeat): Increase limit for deferring
+ to runtime, print a warning message.
+
+2018-01-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/84116
+ * openmp.c (gfc_match_omp_clauses): If all the linear
+ gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
+ nor set *head = NULL. Formatting fixes.
+
+2018-01-31 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/84088
+ * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
+ an address expression passed to an assumed rank dummy, convert
+ to an indirect reference.
+
+2018-01-31 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ * dump-parse-tree.c (write_proc): Use sym_name (which may
+ be sym->binding_label) instead of sym->name.
+
+2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
+
+ * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
+ of int for slen.
+
+2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/78534
+ * trans-expr.c (fill_with_spaces): Use memset instead of
+ generating loop.
+ (gfc_trans_string_copy): Improve opportunity to use builtins with
+ constant lengths.
+
+2018-01-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/84131
+ * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
+ to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
+
+2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/84134
+ * array.c (gfc_ref_dimen_size): Whitespace fixes. If stride is
+ zero, return false.
+
+2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/84133
+ * frontend-passes (matmul_to_var_expr): Return early if
+ in association list.
+ (inline_matmul_assign): Likewise.
+
+2017-01-29 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/84073
+ * resolve.c (resolve_component): Ensure BIND(C) character
+ components have length one.
+ (resolve_symbol): Likewise for variables.
+
+2018-01-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/84065
+ * decl.c (add_init_expr_to_sym): Ignore initializers for too large
+ lengths.
+
+2018-01-26 Damian Rouson <damian@sourceryinstitute.org>
+ Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>
+ Soren Rasmussen <s.c.rasmussen@gmail.com>
+
+ Partial support for Fortran 2018 teams features.
+
+ * array.c (gfc_match_array_ref): add team attribute in coarray
+ transfers.
+ * check.c (gfc_check_get_team, gfc_check_team_number): add new
+ functions for get_team and team_number.
+ * dump-parse-tree.c (show_code_node): add new statements: form team,
+ change team, end team, and sync team.
+ * expr.c (gfc_find_team_co): add new function.
+ * gfortran.h: add new statements.
+ * intrinsic.c (add_functions): add get_team and team_number functions.
+ * intrinsic.h: add get_team and team_number prototypes for check,
+ simplify, and resolve.
+ * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
+ functions.
+ * iso-fortran-env.def: add the team_type derived type.
+ * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
+ (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
+ add change team, end team, form team, sync team match and functions.
+ * match.h: add new prototypes for change team, end team, form team,
+ and sync team.
+ * parse.c (decode_statement): add cases for change team, end team,
+ form team, and sync team.
+ * resolve.c: add cases for exec form team, change team, end team, and
+ sync team.
+ * simplify.c (gfc_simplify_get_team): add new function for get team.
+ * st.c (gfc_free_statement): add cases exec for change team, end team,
+ form team, sync team.
+ * trans-decl.c (gfor_fndecl_caf_form_team)
+ (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
+ (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
+ (gfor_fndecl_caf_team_number): add functions and definitions.
+ * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
+ new function and team_type argument support.
+ * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
+ (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
+ * trans-stmt.h: add new prototypes.
+ * trans-types.c (gfc_get_derived_type): check condition for team_type.
+ * trans.c (trans_code): new exec cases for form team, change team, end
+ team, and sync team.
+ * trans.h: add new prototypes.
+
+2018-01-26 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/83998
+ * simplify.c (compute_dot_product): Initialize result to INTEGER(1) 0
+ or .false. The summation does the correct type conversion.
+ (gfc_simplify_dot_product): Special case zero-sized arrays.
+
+2018-25-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/37577
+ * array.c (gfc_match_array_ref): If standard earlier than F2008
+ it is an error if the reference dimension is greater than 7.
+ libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
+ dtype masks and shifts accordingly.
+ * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
+ type node to check the field.
+ (gfc_conv_descriptor_dtype): Access the rank field of dtype.
+ (duplicate_allocatable_coarray): Access the rank field of the
+ dtype descriptor rather than the dtype itself.
+ * trans-expr.c (get_scalar_to_descriptor_type): Store the type
+ of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
+ (ie. a character).
+ (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
+ get_scalar_to_descriptor_type if the actual expression is a
+ constant.
+ (gfc_trans_structure_assign): Assign the rank directly to the
+ dtype rank field.
+ * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
+ to default integer kind.
+ (gfc_conv_intrinsic_sizeof): Obtain the element size from the
+ 'elem_len' field of the dtype.
+ * trans-io.c (gfc_build_io_library_fndecls): Replace
+ gfc_int4_type_node with dtype_type_node where necessary.
+ (transfer_namelist_element): Use gfc_get_dtype_rank_type for
+ scalars.
+ * trans-types.c : Provide 'get_dtype_type_node' to acces the
+ dtype_type_node and, if necessary, build it.
+ The maximum size of an array element is now determined by the
+ maximum value of size_t.
+ Update the description of the array descriptor, including the
+ type def for the dtype_type.
+ (gfc_get_dtype_rank_type): Build a constructor for the dtype.
+ Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
+ (gfc_get_array_descriptor_base): Change the type of the dtype
+ field to dtype_type_node.
+ (gfc_get_array_descr_info): Get the offset to the rank field of
+ the dtype.
+ * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
+ * trans.h : Define the indices of the dtype fields.
+
+2018-23-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83866
+ * decl.c (gfc_match_derived_decl): If eos not matched, recover
+ and emit error about garbage after declaration.
+
+2018-23-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83898
+ * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
+ for characters.
+
+2018-01-22 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR 78534
+ PR 83704
+ * arith.c (gfc_arith_concat): Use size_t for string length.
+ (gfc_compare_string): Likewise.
+ (gfc_compare_with_Cstring): Likewise.
+ * array.c (gfc_resolve_character_array_constructor): Use
+ HOST_WIDE_INT, gfc_mpz_get_hwi.
+ * check.c (gfc_check_fe_runtime_error): Use size_t.
+ * data.c (create_character_initializer): Use HOST_WIDE_INT,
+ gfc_extract_hwi.
+ * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
+ (add_init_expr_to_sym): Use HOST_WIDE_INT.
+ * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
+ gfc_extract_hwi.
+ (gfc_apply_init): Likewise.
+ * match.h (gfc_set_constant_character_len): Update prototype.
+ * primary.c (match_string_constant): Use size_t.
+ * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
+ gfc_mpz_get_hwi.
+ * simplify.c (init_result_expr): Likewise.
+ (gfc_simplify_len_trim): Use size_t.
+ * target-memory.c (gfc_encode_character): Use size_t.
+ (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
+ (interpret_array): Use size_t.
+ (gfc_interpret_character): Likewise.
+ * target-memory.h (gfc_encode_character): Update prototype.
+ (gfc_interpret_character): Likewise.
+ (gfc_target_interpret_expr): Likewise.
+ * trans-const.c (gfc_build_string_const): Use size_t for length
+ argument.
+ (gfc_build_wide_string_const): Likewise.
+ * trans-const.h (gfc_build_string_const): Likewise.
+ (gfc_build_wide_string_const): Likewise.
+
+2018-01-20 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/83900
+ * simplify.c (gfc_simplify_matmul): Set return type correctly.
+
+2018-01-19 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/83900
+ * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
+
+2018-01-17 Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/83864
+ * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
+
+2018-01-17 Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/83874
+ * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
+
+2018-01-15 Louis Krupp <louis.krupp@zoho.com>
+
+ PR fortran/82257
+ * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
+ from symbol marked unlimited polymorphic.
+ * resolve.c (resolve_structure_cons): Likewise.
+ * misc.c (gfc_typename): Don't dereference derived->components
+ if it's NULL.
+
+2018-01-15 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/54613
+ * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
+ (gfc_logical_4_kind): New macro
+ * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
+ (gfc_simplify_maxloc): Likewise.
+ (gfc_resolve_maxloc): Likewise.
+ (gfc_resolve_minloc): Likewise.
+ * check.c (gfc_check_minloc_maxloc): Add checking for "back"
+ argument; also raise error if it is used (for now). Add it
+ if it isn't present.
+ * intrinsic.c (add_sym_4ml): Rename to
+ (add_sym_5ml), adjust for extra argument.
+ (add_functions): Add "back" constant. Adjust maxloc and minloc
+ for back argument.
+ * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
+ not of gfc_logical_4_kind, convert.
+ (gfc_resolve_minloc): Likewise.
+ * simplify.c (gfc_simplify_minloc): Add back argument.
+ (gfc_simplify_maxloc): Likewise.
+ * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
+ argument to %VAL to ensure passing by value.
+ (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
+ also for library calls.
+
+2018-01-13 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/82007
+ * resolve.c (resolve_transfer): Delete code looking for 'DT'
+ format specifiers in format strings. Set formatted to true if a
+ format string or format label is present.
+ * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
+ whitespace.
+
+2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/83744
+ * dump-parse-tree.c (get_c_type_name): Remove extra line.
+ Change for loop to use declaration in for loop. Handle BT_LOGICAL
+ and BT_CHARACTER.
+ (write_decl): Add where argument. Fix indentation. Replace
+ assert with error message. Add typename to warning
+ in comment.
+ (write_type): Adjust locus to call of write_decl.
+ (write_variable): Likewise.
+ (write_proc): Likewise. Replace assert with error message.
+
+2018-01-13 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/52162
+ * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
+ the rhs expression is neither an elemental nor a conversion
+ function.
+
+ PR fortran/83622
+ * trans-array.c (is_pointer_array): Remove unconditional return
+ of false for -fopenmp.
+
+2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
+ <emsr@gcc.gnu.org>
+
+ PR fortran/83803
+ * dump-parse-tree.c (write_proc): Always emit closing parenthesis
+ for functions.
+
+2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/82367
+ * resolve.c (resolve_allocate_expr): Check for NULL pointer.
+
+2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/83093
+ * resolve.c (resolve_charlen): Check the type of cl->length
+ after resolution.
+
+2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/83740
+ * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
+
+2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/83740
+ * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
+ LHS type when assigning.
+
+2018-01-09 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/83742
+ * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
+
+2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ * match.c (gfc_match_allocate): Check for NULL pointer.
+
+2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ * expr.c (gfc_check_pointer_assign): Fix typo in comment.
+
+2018-01-08 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83611
+ * decl.c (gfc_get_pdt_instance): If parameterized arrays have
+ an initializer, convert the kind parameters and add to the
+ component if the instance.
+ * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
+ use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
+ for parameterized arrays. Clean up typos in comments. Convert
+ parameterized array initializers and copy into the array.
+ * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
+ parameterized types.
+ *trans-stmt.c (trans_associate_var): Deallocate associate vars
+ as necessary, when they are PDT function results for example.
+
+ PR fortran/83731
+ * trans-array.c (structure_alloc_comps): Only compare len parms
+ when they are declared explicitly.
+
+2018-01-06 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/50892
+ * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
+ lhs type.
+
+2018-01-05 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/78534
+ PR fortran/66310
+ * array.c (got_charlen): Use gfc_charlen_int_kind.
+ * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
+ hardcoded kind.
+ (find_intrinsic_vtab): Likewise.
+ * decl.c (match_char_length): Use gfc_charlen_int_kind.
+ (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
+ (gfc_match_implicit): Use gfc_charlen_int_kind.
+ * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
+ (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
+ * expr.c (gfc_get_character_expr): Length parameter of type
+ gfc_charlen_t.
+ (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
+ (gfc_extract_hwi): New function.
+ (simplify_const_ref): Make string_len of type gfc_charlen_t.
+ (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
+ * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
+ * gfortran.h (gfc_mpz_get_hwi): New prototype.
+ (gfc_mpz_set_hwi): Likewise.
+ (gfc_charlen_t): New typedef.
+ (gfc_expr): Use gfc_charlen_t for character lengths.
+ (gfc_size_kind): New extern variable.
+ (gfc_extract_hwi): New prototype.
+ (gfc_get_character_expr): Use gfc_charlen_t for character length.
+ (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
+ * gfortran.texi: Update description of hidden string length argument.
+ * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
+ (gfc_resolve_char_achar): Likewise.
+ (gfc_resolve_repeat): Pass string length directly without
+ temporary, use gfc_charlen_int_kind.
+ (gfc_resolve_transfer): Use gfc_charlen_int_kind.
+ * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
+ * misc.c (gfc_mpz_get_hwi): New function.
+ (gfc_mpz_set_hwi): New function.
+ * module.c (atom_int): Change type from int to HOST_WIDE_INT.
+ (parse_integer): Don't complain about large integers.
+ (write_atom): Use HOST_WIDE_INT for integers.
+ (mio_integer): Handle integer type mismatch.
+ (mio_hwi): New function.
+ (mio_intrinsic_op): Use HOST_WIDE_INT.
+ (mio_array_ref): Likewise.
+ (mio_expr): Likewise.
+ * primary.c (match_substring): Use gfc_charlen_int_kind.
+ * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
+ (resolve_character_operator): Likewise.
+ (resolve_assoc_var): Likewise.
+ (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
+ (resolve_charlen): Use mpz_sgn to determine sign.
+ * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
+ instead of long.
+ * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
+ * target-memory.c (size_character): Length argument of type
+ gfc_charlen_t.
+ (gfc_encode_character): Likewise.
+ (gfc_interpret_character): Use gfc_charlen_t.
+ * target-memory.h (gfc_encode_character): Modify prototype.
+ * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
+ (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
+ (trans_array_constructor): Use existing type.
+ (get_array_charlen): Likewise.
+ * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
+ * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
+ * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
+ (add_argument_checking): Likewise.
+ * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
+ gfc_charlen_type_node.
+ (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
+ 4, fold_convert to correct type.
+ (gfc_conv_class_to_class): Build const of type size_type_node for
+ size.
+ (gfc_copy_class_to_class): Likewise.
+ (gfc_conv_string_length): Use same type in expression.
+ (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
+ (gfc_conv_string_tmp): Make sure len is of the right type.
+ (gfc_conv_concat_op): Use same type in expression.
+ (gfc_conv_procedure_call): Likewise.
+ (fill_with_spaces): Comment out memset() block due to spurious
+ -Wstringop-overflow warnings.
+ (gfc_trans_string_copy): Use gfc_charlen_type_node.
+ (alloc_scalar_allocatable_for_subcomponent_assignment):
+ fold_convert to right type.
+ (gfc_trans_subcomponent_assign): Likewise.
+ (trans_class_vptr_len_assignment): Build const of correct type.
+ (gfc_trans_pointer_assignment): Likewise.
+ (alloc_scalar_allocatable_for_assignment): fold_convert to right
+ type in expr.
+ (trans_class_assignment): Build const of correct type.
+ * trans-intrinsic.c (gfc_conv_associated): Likewise.
+ (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
+ * trans-io.c (gfc_build_io_library_fndecls): Use
+ gfc_charlen_type_node for character lengths.
+ (set_string): Convert to right type in assignment.
+ * trans-stmt.c (gfc_trans_label_assign): Build const of
+ gfc_charlen_type_node.
+ (trans_associate_var): Likewise.
+ (gfc_trans_character_select): Likewise.
+ (gfc_trans_allocate): Likewise, don't typecast strlen result.
+ (gfc_trans_deallocate): Don't typecast strlen result.
+ * trans-types.c (gfc_size_kind): New variable.
+ (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
+ from size_type_node.
+ * trans-types.h: Fix comment.
+
+2018-01-04 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/83683
+ PR fortran/45689
+ * check.c (gfc_check_eoshift): Check for string length and
+ for conformance of boundary.
+ * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
+ * intrinsic.h: Add prototype for gfc_simplify_eoshift.
+ * simplify.c (gfc_simplify_eoshift): New function.
+
+2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
+ Alan Hayward <alan.hayward@arm.com>
+ David Sherwood <david.sherwood@arm.com>
+
+ * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
+
+2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
+ Alan Hayward <alan.hayward@arm.com>
+ David Sherwood <david.sherwood@arm.com>
+
+ * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
+
+2018-01-03 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/83664
+ * check.c (gfc_check_eoshift): Error for missing boundary if array
+ is not one of the standard types.
+
+2018-01-03 Jakub Jelinek <jakub@redhat.com>
+
+ 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.
+
+2017-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/45689
+ * intrinsic.c (add_function): Add gfc_simplify_maxloc and
+ gfc_simplify_minloc to maxloc and minloc, respectively.
+ * intrinsic.h: Add prototypes for gfc_simplify_minloc
+ and gfc_simplify_maxloc.
+ * simplify.c (min_max_chose): Adjust prototype. Modify function
+ to have a return value which indicates if the extremum was found.
+ (is_constant_array_expr): Fix typo in comment.
+ (simplify_minmaxloc_to_scalar): New function.
+ (simplify_minmaxloc_nodim): New function.
+ (new_array): New function.
+ (simplify_minmaxloc_to_array): New function.
+ (gfc_simplify_minmaxloc): New function.
+ (simplify_minloc): New function.
+ (simplify_maxloc): New function.
+
+2018-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/45689
+ PR fortran/83650
+ * simplify.c (gfc_simplify_cshift): Re-implement to allow full
+ range of arguments.
+
+2018-01-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/83076
+ * resolve.c (resolve_fl_derived0): Add caf_token fields for
+ allocatable and pointer scalars, when -fcoarray selected.
+ * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
+ field as well as the backend_decl.
+ (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
+ derived types that are not vtypes. Components with caf_token
+ attribute are pvoid types. For a component requiring it, find
+ the caf_token field and have the component token field point to
+ its backend_decl.
+
+ PR fortran/83319
+ *trans-types.c (gfc_get_array_descriptor_base): Add the token
+ field to the descriptor even when codimen not set.
+\f
+Copyright (C) 2018 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.
PR fortran/87945
* decl.c (var_element): Inquiry parameters cannit be data objects.
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