2018-07-26  Release Manager

	* GCC 8.2.0 released.

2018-07-16  Fritz Reese  <fritzoreese@gmail.com>

	PR fortran/83184
	Backport from trunk.
	* 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>

	Backport from trunk:

	PR fortran/86417
	* module.c (mio_component): Set component->loc when loading from module.

	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().

2018-07-02  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.

2018-06-28  Fritz Reese  <fritzoreese@gmail.com>

	PR fortran/82865
	Backport from trunk.
	* decl.c (gfc_match_type): Refactor and check for PDT declarations.

2018-06-25  Fritz Reese  <fritzoreese@gmail.com>

	PR fortran/82972
	PR fortran/83088
	PR fortran/85851
	Backport from trunk.
	* 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.

2018-06-25  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/83118
	Back port from trunk
	* 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.

2018-06-15  Cesar Philippidis  <cesar@codesourcery.com>

	Backport from mainline
	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.

2018-06-15  Cesar Philippidis  <cesar@codesourcery.com>

	Backport from mainline
	2018-06-13  Cesar Philippidis  <cesar@codesourcery.com>

	PR fortran/85702
	* openmp.c (gfc_match_oacc_wait): Use %C to report error location.

2018-06-15  Cesar Philippidis  <cesar@codesourcery.com>

	Backport from mainline
	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.

2018-06-13  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/86110
	* array.c (gfc_resolve_character_array_constructor): Avoid NULL
	pointer dereference.

2018-06-12  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/44491
	* expr.c (gfc_check_assign): Select non-NULL locus.

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/86059
	* array.c (match_array_cons_element): NULL() cannot be in an
	array constructor.

2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/63514
	* symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.

2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/78278
	Committed as part of r261364
	* 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/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/78571
	* data.c (create_character_initializer): Return early if type is
	incompatible with CHARACTER.

2018-06-09  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/85631
	Backport from trunk.
	* 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.

2018-06-07  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/86045
	Backport from trunk.
	* simplify.c (gfc_simplify_mod): Re-arrange code to test whether
	'P' is zero and issue an error if it is.

2018-06-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/85641
	Backport from trunk.
	* frontend-passes.c (is_fe_temp): Add prototype.
	(realloc_string_callback): Early return for frontend-generated
	temporary.

2018-06-04  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85981
	* resolve.c (resolve_allocate_deallocate): Check errmsg is default
	character kind.

2018-05-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85786
	* trans-intrinsic.c (gfc_conv_associated): Add arg1se to the block.

2018-05-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85895
	Backport from trunk
	* resolve.c (resolve_sync): Resolve expression before checking for
	an error.

2018-05-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85780
	Backport from trunk
	* resolve.c (resolve_fl_procedure): Avoid NULL dereference.

2018-05-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85779
	Backport from trunk
	* decl.c (gfc_match_derived_decl): Fix NULL point dereference.

2018-05-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85543
	Backport from trunk
	* resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
	pointer dereference.

2018-05-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/80657
	Backport from trunk
	* 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
	Backport from trunk
	* 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-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
	Backport from trunk
	* 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
	Backport from trunk
	* 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  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.

2018-05-12  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85542
	Backport from trunk
	* expr.c (check_inquiry): Avoid NULL pointer dereference.

2018-05-11  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/70870
	Backport from trunk
	* data.c (gfc_assign_data_value): Check that a data object does
	not also have default initialization.

2018-05-11  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85521
	Backport from trunk
	* array.c (gfc_resolve_character_array_constructor): Substrings
	with upper bound smaller than lower bound are zero length strings.

2018-05-11  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85687
	Backport from trunk
	* check.c (gfc_check_rank): Check that the argument is a data object.

2018-05-11  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/68846
	PR fortran/70864
	Backport from trunk
	* resolve.c (get_temp_from_expr): The temporary must not have
	dummy or intent attributes.

2018-05-06  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/85507
	Backport from trunk.
	* 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  Release Manager

	* GCC 8.1.0 released.

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.

