[thirdparty/gcc.git] / gcc / fortran / ChangeLog

2019-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/43136
	* resolve.c (resolve_array_ref): Add equal_length argument; set it
	if the length of the substring equals that of the orignal
	variable.
	(resolve_ref): Remove the substring if it is equal in length to
	the original variable, unless it is an EXPR_SUBSTRING).

2019-01-15  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/81849
	* resolve.c (resolve_symbol): Host associated varaibles can appear
	in the specification statement of a RESULT array.

2019-01-15  Paul Thomas  <pault@gcc.gnu.org>

	* trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Deal with exprs
	that are indirect references; ie. dummy arguments.

2019-01-13  Dominique d'Humieres  <dominiq@gcc.gnu.org>

	PR fortran/88803
	* gfortran.texi: Replace @xref with @ref and adjust the sentence.

2019-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/57992
	* trans-array.c (gfc_conv_array_parameter):  Do not pack/unpack
	functions with contiguous results.

2019-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/59345
	* trans-array.c (gfc_conv_array_parameter): Remove TODO.  Do not
	pack/unpack results of functions which return an explicit-shaped
	or allocatable array.

2019-01-12  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/61765
	* resolve.c (gfc_verify_binding_labels): Break if-elseif-elseif
	structure into independent if's with a return to simplify logic.
	Avoid a check for ENTRY name with bind(c).

2019-01-12  Paul Thomas  <pault@gcc.gnu.org>

	* gfortran.texi : Add description in sections on TS 29113 and
	further interoperability with C.
	* trans-array.c (gfc_conv_descriptor_attribute): New function.
	(gfc_get_dataptr_offset): Remove static function attribute.
	* trans-array.h : Add prototypes for above functions.
	* trans-decl.c : Add declarations for the library functions
	cfi_desc_to_gfc_desc and gfc_desc_to_cfi_desc.
	* trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): New function.
	(gfc_conv_procedure_call): Call it for scalar and array actual
	arguments, when the formal arguments are bind_c with assumed
	shape or assumed rank.
	* trans.h : External declarations for gfor_fndecl_cfi_to_gfc
	and gfor_fndecl_gfc_to_cfi.

2019-01-11  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/35031
	* decl.c (gfc_match_entry): Check for F2018:C1546.  Fix nearby
	mis-indentation.

2019-01-11  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/85956
	PR lto/88733
	* trans-openmp.c: Include attribs.h.
	(gfc_walk_alloc_comps, gfc_omp_clause_linear_ctor): Handle
	VAR_DECL max bound with "omp dummy var" attribute like NULL or
	error_mark_node - recompute number of elts independently.

2019-01-11  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/59345
	* trans-array.c (gfc_conv_parameter_array): Temporary
	arrays generated for expressions do not need to be repacked.

2019-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/86322
	* decl.c (top_var_list): Set locus of expr.
	(gfc_match_data): Detect pointer on non-rightmost part-refs.

2019-01-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/88376
	* resolve.c (is_illegal_recursion): Remove an assert().

2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>

	PR other/16615
	* expr.c: Change "can not" to "cannot".

2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>

	PR other/16615
	* class.c: Mechanically replace "can not" with "cannot".
	* decl.c: Likewise.
	* expr.c: Likewise.
	* gfc-internals.texi: Likewise.
	* intrinsic.texi: Likewise.
	* invoke.texi: Likewise.
	* io.c: Likewise.
	* match.c: Likewise.
	* parse.c: Likewise.
	* primary.c: Likewise.
	* resolve.c: Likewise.
	* symbol.c: Likewise.
	* trans-array.c: Likewise.
	* trans-decl.c: Likewise.
	* trans-intrinsic.c: Likewise.
	* trans-stmt.c: Likewise.

2019-01-09  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/68426
	* simplify.c (gfc_simplify_spread): Also simplify if the
	type of source is an EXPR_STRUCTURE.

2019-01-08  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/88047
	* class.c (gfc_find_vtab): For polymorphic typespecs, the components of
	the class container may not be available (in case of invalid code).

2019-01-08  Richard Biener  <rguenther@suse.de>

	PR fortran/88611
	* trans-expr.c (gfc_conv_initializer): For ISOCBINDING_NULL_*
	directly build the expected GENERIC tree.

2019-01-07  Thomas Koenig  <tkoenig@gcc.gnu.org>
	Harald Anlauf <anlauf@gmx.de>
	Tobias Burnus <burnus@gcc.gnu.org>

	PR fortran/45424
	* check.c (gfc_check_is_contiguous): New function.
	* expr.c (gfc_is_not_contiguous): New function.
	* gfortran.h (gfc_isym_id): Add GFC_ISYM_IS_CONTIGUOUS.
	Add prototype for gfc_is_not_contiguous.
	* intrinsic.c (do_ts29113_check): Add GFC_ISYM_IS_CONTIGUOUS.
	(add_function): Add is_contiguous.
	* intrinsic.h: Add prototypes for gfc_check_is_contiguous,
	gfc_simplify_is_contiguous and gfc_resolve_is_contiguous.
	* intrinsic.texi: Add IS_CONTIGUOUS.
	* iresolve.c (gfc_resolve_is_contiguous): New function.
	* simplify.c (gfc_simplify_is_contiguous): New function.
	* trans-decl.c (gfor_fncecl_is_contiguous0): New variable.
	(gfc_build_intrinsic_function_decl): Add it.
	* trans-intrinsic.c (gfc_conv_intrinsic_is_contiguous): New
	function.
	(gfc_conv_intrinsic_function): Handle GFC_ISYM_IS_CONTIGUOUS.

2019-01-06  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/88658
	* gfortran.h: Add macro gfc_real_4_kind
	* simplify.c (simplify_min_max): Special case for the types of
	AMAX0, AMIN0, MAX1 and MIN1, which actually change the types of
	their arguments.

2019-01-05  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/88009
	* class.c (gfc_find_derived_vtab): Mark the _final component as
	artificial.
	(find_intrinsic_vtab): Ditto. Also add an extra check to avoid
	dereferencing a null pointer and adjust indentation.
	* resolve.c (resolve_fl_variable): Add extra check to avoid
	dereferencing a null pointer. Move variable declarations to local scope.
	(resolve_fl_procedure): Add extra check to avoid dereferencing a null
	pointer.
	* symbol.c (check_conflict): Suppress errors for artificial symbols.

2019-01-01  Steven G. Kargl  <kargl@gcc.gnu.org>

	* parse.c (decode_statement): Suppress "Unclassifiable statement"
	error if previous error messages were emittes.

2019-01-01  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/82743
	* primary.c (gfc_convert_to_structure_constructor): If a character
	in a constructor is too long, add a  warning with
	-Wcharacter-truncation.

2019-01-01  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.
\f
Copyright (C) 2019 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.
Commit	Line	Data
0b953692	1	2019-01-15 Thomas Koenig <tkoenig@gcc.gnu.org>
0b953692	2
a96be852	3	PR fortran/43136
0b953692	4	* resolve.c (resolve_array_ref): Add equal_length argument; set it
	5	if the length of the substring equals that of the orignal
	6	variable.
	7	(resolve_ref): Remove the substring if it is equal in length to
	8	the original variable, unless it is an EXPR_SUBSTRING).
	9
ef1b2a98	10	2019-01-15 Steven G. Kargl <kargl@gcc.gnu.org>
	11
	12	PR fortran/81849
	13	* resolve.c (resolve_symbol): Host associated varaibles can appear
	14	in the specification statement of a RESULT array.
	15
8f563733	16	2019-01-15 Paul Thomas <pault@gcc.gnu.org>
	17
	18	* trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Deal with exprs
	19	that are indirect references; ie. dummy arguments.
	20
0cc7cbe4	21	2019-01-13 Dominique d'Humieres <dominiq@gcc.gnu.org>
	22
	23	PR fortran/88803
	24	* gfortran.texi: Replace @xref with @ref and adjust the sentence.
	25
70409dee	26	2019-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
	27
	28	PR fortran/57992
	29	* trans-array.c (gfc_conv_array_parameter): Do not pack/unpack
	30	functions with contiguous results.
	31
ae57d8c7	32	2019-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
	33
	34	PR fortran/59345
	35	* trans-array.c (gfc_conv_array_parameter): Remove TODO. Do not
	36	pack/unpack results of functions which return an explicit-shaped
	37	or allocatable array.
	38
c8f3fe68	39	2019-01-12 Steven G. Kargl <kargl@gcc.gnu.org>
	40
	41	PR fortran/61765
	42	* resolve.c (gfc_verify_binding_labels): Break if-elseif-elseif
	43	structure into independent if's with a return to simplify logic.
	44	Avoid a check for ENTRY name with bind(c).
	45
77ddff12	46	2019-01-12 Paul Thomas <pault@gcc.gnu.org>
	47
	48	* gfortran.texi : Add description in sections on TS 29113 and
	49	further interoperability with C.
	50	* trans-array.c (gfc_conv_descriptor_attribute): New function.
	51	(gfc_get_dataptr_offset): Remove static function attribute.
	52	* trans-array.h : Add prototypes for above functions.
	53	* trans-decl.c : Add declarations for the library functions
	54	cfi_desc_to_gfc_desc and gfc_desc_to_cfi_desc.
	55	* trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): New function.
	56	(gfc_conv_procedure_call): Call it for scalar and array actual
	57	arguments, when the formal arguments are bind_c with assumed
	58	shape or assumed rank.
	59	* trans.h : External declarations for gfor_fndecl_cfi_to_gfc
	60	and gfor_fndecl_gfc_to_cfi.
	61
0e8475b7	62	2019-01-11 Steven G. Kargl <kargl@gcc.gnu.org>
	63
	64	PR fortran/35031
	65	* decl.c (gfc_match_entry): Check for F2018:C1546. Fix nearby
	66	mis-indentation.
	67
45b37eaa	68	2019-01-11 Jakub Jelinek <jakub@redhat.com>
	69
	70	PR middle-end/85956
	71	PR lto/88733
	72	* trans-openmp.c: Include attribs.h.
	73	(gfc_walk_alloc_comps, gfc_omp_clause_linear_ctor): Handle
	74	VAR_DECL max bound with "omp dummy var" attribute like NULL or
	75	error_mark_node - recompute number of elts independently.
	76
04afaf6a	77	2019-01-11 Thomas Koenig <tkoenig@gcc.gnu.org>
	78
	79	PR fortran/59345
45b37eaa	80	* trans-array.c (gfc_conv_parameter_array): Temporary
04afaf6a	81	arrays generated for expressions do not need to be repacked.
04afaf6a	82
15cbe83d	83	2019-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
	84
	85	PR fortran/86322
	86	* decl.c (top_var_list): Set locus of expr.
	87	(gfc_match_data): Detect pointer on non-rightmost part-refs.
	88
e66b219e	89	2019-01-09 Steven G. Kargl <kargl@gcc.gnu.org>
	90
	91	PR fortran/88376
	92	* resolve.c (is_illegal_recursion): Remove an assert().
	93
07c11f2b	94	2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
	95
	96	PR other/16615
07c11f2b	97	* expr.c: Change "can not" to "cannot".
07c11f2b	98
f4d3c071	99	2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
	100
	101	PR other/16615
f4d3c071	102	* class.c: Mechanically replace "can not" with "cannot".
	103	* decl.c: Likewise.
	104	* expr.c: Likewise.
	105	* gfc-internals.texi: Likewise.
	106	* intrinsic.texi: Likewise.
	107	* invoke.texi: Likewise.
	108	* io.c: Likewise.
	109	* match.c: Likewise.
	110	* parse.c: Likewise.
	111	* primary.c: Likewise.
	112	* resolve.c: Likewise.
	113	* symbol.c: Likewise.
	114	* trans-array.c: Likewise.
	115	* trans-decl.c: Likewise.
	116	* trans-intrinsic.c: Likewise.
	117	* trans-stmt.c: Likewise.
	118
9f096803	119	2019-01-09 Thomas Koenig <tkoenig@gcc.gnu.org>
	120
	121	PR fortran/68426
	122	* simplify.c (gfc_simplify_spread): Also simplify if the
	123	type of source is an EXPR_STRUCTURE.
	124
d56370db	125	2019-01-08 Janus Weil <janus@gcc.gnu.org>
	126
	127	PR fortran/88047
	128	* class.c (gfc_find_vtab): For polymorphic typespecs, the components of
	129	the class container may not be available (in case of invalid code).
	130
ac64cdbe	131	2019-01-08 Richard Biener <rguenther@suse.de>
	132
	133	PR fortran/88611
	134	* trans-expr.c (gfc_conv_initializer): For ISOCBINDING_NULL_*
	135	directly build the expected GENERIC tree.
	136
5f34f219	137	2019-01-07 Thomas Koenig <tkoenig@gcc.gnu.org>
	138	Harald Anlauf <anlauf@gmx.de>
	139	Tobias Burnus <burnus@gcc.gnu.org>
	140
	141	PR fortran/45424
	142	* check.c (gfc_check_is_contiguous): New function.
	143	* expr.c (gfc_is_not_contiguous): New function.
	144	* gfortran.h (gfc_isym_id): Add GFC_ISYM_IS_CONTIGUOUS.
	145	Add prototype for gfc_is_not_contiguous.
	146	* intrinsic.c (do_ts29113_check): Add GFC_ISYM_IS_CONTIGUOUS.
	147	(add_function): Add is_contiguous.
	148	* intrinsic.h: Add prototypes for gfc_check_is_contiguous,
	149	gfc_simplify_is_contiguous and gfc_resolve_is_contiguous.
	150	* intrinsic.texi: Add IS_CONTIGUOUS.
	151	* iresolve.c (gfc_resolve_is_contiguous): New function.
	152	* simplify.c (gfc_simplify_is_contiguous): New function.
	153	* trans-decl.c (gfor_fncecl_is_contiguous0): New variable.
	154	(gfc_build_intrinsic_function_decl): Add it.
	155	* trans-intrinsic.c (gfc_conv_intrinsic_is_contiguous): New
	156	function.
	157	(gfc_conv_intrinsic_function): Handle GFC_ISYM_IS_CONTIGUOUS.
	158
2abeea3d	159	2019-01-06 Thomas Koenig <tkoenig@gcc.gnu.org>
	160
	161	PR fortran/88658
	162	* gfortran.h: Add macro gfc_real_4_kind
	163	* simplify.c (simplify_min_max): Special case for the types of
	164	AMAX0, AMIN0, MAX1 and MIN1, which actually change the types of
	165	their arguments.
	166
f2aba4ef	167	2019-01-05 Janus Weil <janus@gcc.gnu.org>
	168
	169	PR fortran/88009
	170	* class.c (gfc_find_derived_vtab): Mark the _final component as
	171	artificial.
	172	(find_intrinsic_vtab): Ditto. Also add an extra check to avoid
	173	dereferencing a null pointer and adjust indentation.
	174	* resolve.c (resolve_fl_variable): Add extra check to avoid
	175	dereferencing a null pointer. Move variable declarations to local scope.
	176	(resolve_fl_procedure): Add extra check to avoid dereferencing a null
	177	pointer.
	178	* symbol.c (check_conflict): Suppress errors for artificial symbols.
	179
5055fc33	180	2019-01-01 Steven G. Kargl <kargl@gcc.gnu.org>
5055fc33	181
45b37eaa	182	* parse.c (decode_statement): Suppress "Unclassifiable statement"
5055fc33	183	error if previous error messages were emittes.
5055fc33	184
66aeaf4b	185	2019-01-01 Thomas Koenig <tkoenig@gcc.gnu.org>
	186
	187	PR fortran/82743
	188	* primary.c (gfc_convert_to_structure_constructor): If a character
	189	in a constructor is too long, add a warning with
	190	-Wcharacter-truncation.
	191
3d8932fd	192	2019-01-01 Jakub Jelinek <jakub@redhat.com>
8e8f6434	193
fbd26352	194	Update copyright years.
fbd26352	195
277184bc	196	* gfortranspec.c (lang_specific_driver): Update copyright notice
	197	dates.
	198	* gfc-internals.texi: Bump @copying's copyright year.
	199	* gfortran.texi: Ditto.
	200	* intrinsic.texi: Ditto.
	201	* invoke.texi: Ditto.
2355cca7	202	\f
3d8932fd	203	Copyright (C) 2019 Free Software Foundation, Inc.
7dfbd804	204
	205	Copying and distribution of this file, with or without modification,
	206	are permitted in any medium without royalty provided the copyright
	207	notice and this notice are preserved.