2018-03-08 Richard Biener <rguenther@suse.de>
[official-gcc.git] / libgfortran / ChangeLog
blobeb94ebb5191799955991449670d44cc39c10aaa0
1 2018-02-23  Janne Blomqvist  <jb@gcc.gnu.org>
3         PR fortran/84519
4         * caf/libcaf.h (_gfortran_caf_stop_numeric): Add bool argument.
5         (_gfortran_caf_stop_str): Likewise.
6         (_gfortran_caf_error_stop_str): Likewise.
7         (_gfortran_caf_error_stop): Likewise.
8         * caf/mpi.c (_gfortran_caf_error_stop_str): Handle new argument.
9         (_gfortran_caf_error_stop): Likewise.
10         * caf/single.c (_gfortran_caf_stop_numeric): Likewise.
11         (_gfortran_caf_stop_str): Likewise.
12         (_gfortran_caf_error_stop_str): Likewise.
13         (_gfortran_caf_error_stop): Likewise.
14         (_gfortran_caf_lock): Likewise.
15         (_gfortran_caf_unlock): Likewise.
16         * libgfortran.h (stop_string): Add bool argument.
17         * runtime/pause.c (do_pause): Add false argument.
18         * runtime/stop.c (stop_numeric): Handle new argument.
19         (stop_string): Likewise.
20         (error_stop_string): Likewise.
21         (error_stop_numeric): Likewise.
23 2018-02-22  Janne Blomqvist  <jb@gcc.gnu.org>
25         PR 78534
26         PR 84509
27         * runtime/pause.c (pause_numeric): Modify to take GFC_INTEGER_8
28         argument.
29         (pause_string): Modify to take size_t character length argument.
31 2018-02-22  Janne Blomqvist  <jb@gcc.gnu.org>
33         * libgfortran.h (stop_string): Use size_t for character length.
34         * runtime/stop.c (stop_string): Likewise.
35         (error_stop_string): Likewise.
36         (stop_numeric): Use int for exit code.
37         (error_stop_numeric): Likewise.
38         * caf/libcaf.h: Remove stdint.h include.
39         (_gfortran_caf_register): Use size_t for character length.
40         (_gfortran_caf_deregister): Likewise.
41         (_gfortran_caf_sync_all): Likewise.
42         (_gfortran_caf_sync_memory): Likewise.
43         (_gfortran_caf_sync_images): Likewise.
44         (_gfortran_caf_stop_numeric): Use int for exit code.
45         (_gfortran_caf_stop_str): Use size_t for character length.
46         (_gfortran_caf_error_stop_str): Likewise.
47         (_gfortran_caf_error_stop): Use int for exit code.
48         (_gfortran_caf_co_broadcast): Use size_t for character length.
49         (_gfortran_caf_co_sum): Likewise.
50         (_gfortran_caf_co_min): Likewise.
51         (_gfortran_caf_co_max): Likewise.
52         (_gfortran_caf_co_reduce): Likewise.
53         (_gfortran_caf_lock): Likewise.
54         (_gfortran_caf_unlock): Likewise.
55         (_gfortran_caf_event_post): Likewise.
56         (_gfortran_caf_event_wait): Likewise.
57         * caf/mpi.c (_gfortran_caf_register): Update implementation to
58         match prototype.
59         (_gfortran_caf_deregister): Likewise.
60         (_gfortran_caf_sync_all): Likewise.
61         (_gfortran_caf_sync_images): Likewise.
62         (_gfortran_caf_error_stop_str): Likewise.
63         (_gfortran_caf_error_stop): Likewise.
64         * caf/single.c (caf_internal_error): Likewise.
65         (_gfortran_caf_register): Likewise.
66         (_gfortran_caf_deregister): Likewise.
67         (_gfortran_caf_sync_all): Likewise.
68         (_gfortran_caf_sync_memory): Likewise.
69         (_gfortran_caf_sync_images): Likewise.
70         (_gfortran_caf_stop_numeric): Likewise.
71         (_gfortran_caf_stop_str): Likewise.
72         (_gfortran_caf_error_stop_str): Likewise.
73         (_gfortran_caf_error_stop): Likewise.
74         (_gfortran_caf_co_broadcast): Likewise.
75         (_gfortran_caf_co_sum): Likewise.
76         (_gfortran_caf_co_min): Likewise.
77         (_gfortran_caf_co_max): Likewise.
78         (_gfortran_caf_co_reduce): Likewise.
79         (_gfortran_caf_event_post): Likewise.
80         (_gfortran_caf_event_wait): Likewise.
81         (_gfortran_caf_lock): Likewise.
82         (_gfortran_caf_unlock): Likewise.
84 2018-02-19  Andre Vehreschild  <vehre@gcc.gnu.org>
86         * caf/libcaf.h: Add type parameters to the caf_*_by_ref prototypes.
87         * caf/single.c (get_for_ref): Simplifications and now respecting
88         the type argument.
89         (_gfortran_caf_get_by_ref): Added source type handing to get_for_ref().
90         (send_by_ref): Simplifications and respecting the dst_type now.
91         (_gfortran_caf_send_by_ref): Added destination type hand over to
92         send_by_ref().
93         (_gfortran_caf_sendget_by_ref): Added general support and fixed stack
94         corruption.  The function is now really usable.
96 2018-02-14  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
98         PR target/84148
99         * configure: Regenerate.
101 2018-02-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
103         PR libgfortran/84412
104         * io/transfer.c (finalize_transfer): After completng an internal unit
105         I/O operation, clear internal_unit_kind.
107 2018-02-12  Thomas Koenig  <tkoenig@gcc.gnu.org>
109         * libgfortran.h (GFC_ARRAY_DESCRIPTOR): Remove dimension
110         of descriptor to use vaiable members for dim.
111         Change usage of GFC_ARRAY_DESCRIPTOR accordingly.
112         (GFC_FILL_ARRAY_DESCRIPTOR): New macro.
113         (gfc_full_array_i4): New type.
114         * intrinsics/date_and_time.c (secnds): Use sizeof
115         (gfc_array_i4) + sizeof (descriptor_dimension) for memory
116         allocation.
117         * intrinsics/reshape_generic.c: Use GFC_FULL_ARRAY_DESCRIPTOR.
118         * io/format.c: Use sizeof (gfc_array_i4) + sizeof
119         (descriptor_dimension) for memoy allocation.
120         * io/list_read.c (list_formatted_read_scalar): Use
121         gfc_full_array_i4 for variable.
122         (nml_read_obj): Likewise.
123         * io/write.c (list_formatted_write_scalar): Likewise.
124         (nml_write_obj): Likewise.
125         * m4/reshape.m4: Use GFC_FULL_ARRAY_DESCRIPTOR.
126         * generated/reshape_c10.c: Regenerated.
127         * generated/reshape_c16.c: Regenerated.
128         * generated/reshape_c4.c: Regenerated.
129         * generated/reshape_c8.c: Regenerated.
130         * generated/reshape_i16.c: Regenerated.
131         * generated/reshape_i4.c: Regenerated.
132         * generated/reshape_i8.c: Regenerated.
133         * generated/reshape_r10.c: Regenerated.
134         * generated/reshape_r16.c: Regenerated.
135         * generated/reshape_r4.c: Regenerated.
136         * generated/reshape_r8.c: Regenerated.
138 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
140         * generated/cshift1_16.c (cshift1): Regenerated.
141         * generated/cshift1_4.c (cshift1): Regenerated.
142         * generated/cshift1_8.c (cshift1): Regenerated.
143         * generated/eoshift1_16.c (eoshift1): Regenerated.
144         * generated/eoshift1_4.c (eoshift1): Regenerated.
145         * generated/eoshift1_8.c (eoshift1): Regenerated.
146         * generated/eoshift3_16.c (eoshift3): Regenerated.
147         * generated/eoshift3_4.c (eoshift3): Regenerated.
148         * generated/eoshift3_8.c (eoshift3): Regenerated.
149         * generated/in_pack_c10.c (internal_pack_c10): Regenerated.
150         * generated/in_pack_c16.c (internal_pack_c16): Regenerated.
151         * generated/in_pack_c4.c (internal_pack_c4): Regenerated.
152         * generated/in_pack_c8.c (internal_pack_c8): Regenerated.
153         * generated/in_pack_i1.c (internal_pack_1): Regenerated.
154         * generated/in_pack_i16.c (internal_pack_16): Regenerated.
155         * generated/in_pack_i2.c (internal_pack_2): Regenerated.
156         * generated/in_pack_i4.c (internal_pack_4): Regenerated.
157         * generated/in_pack_i8.c (internal_pack_8): Regenerated.
158         * generated/in_pack_r10.c (internal_pack_r10): Regenerated.
159         * generated/in_pack_r16.c (internal_pack_r16): Regenerated.
160         * generated/in_pack_r4.c (internal_pack_r4): Regenerated.
161         * generated/in_pack_r8.c (internal_pack_r8): Regenerated.
162         * generated/in_unpack_c10.c (internal_unpack_c10): Regenerated.
163         * generated/in_unpack_c16.c (internal_unpack_c16): Regenerated.
164         * generated/in_unpack_c4.c (internal_unpack_c4): Regenerated.
165         * generated/in_unpack_c8.c (internal_unpack_c8): Regenerated.
166         * generated/in_unpack_i1.c (internal_unpack_1): Regenerated.
167         * generated/in_unpack_i16.c (internal_unpack_16): Regenerated.
168         * generated/in_unpack_i2.c (internal_unpack_2): Regenerated.
169         * generated/in_unpack_i4.c (internal_unpack_4): Regenerated.
170         * generated/in_unpack_i8.c (internal_unpack_8): Regenerated.
171         * generated/in_unpack_r10.c (internal_unpack_r10): Regenerated.
172         * generated/in_unpack_r16.c (internal_unpack_r16): Regenerated.
173         * generated/in_unpack_r4.c (internal_unpack_r4): Regenerated.
174         * generated/in_unpack_r8.c (internal_unpack_r8): Regenerated.
175         * generated/reshape_c10.c (reshape_c10): Regenerated.
176         * generated/reshape_c16.c (reshape_c16): Regenerated.
177         * generated/reshape_c4.c (reshape_c4): Regenerated.
178         * generated/reshape_c8.c (reshape_c8): Regenerated.
179         * generated/reshape_i16.c (reshape_16): Regenerated.
180         * generated/reshape_i4.c (reshape_4): Regenerated.
181         * generated/reshape_i8.c (reshape_8): Regenerated.
182         * generated/reshape_r10.c (reshape_r10): Regenerated.
183         * generated/reshape_r16.c (reshape_r16): Regenerated.
184         * generated/reshape_r4.c (reshape_r4): Regenerated.
185         * generated/reshape_r8.c (reshape_r8): Regenerated.
186         * generated/shape_i1.c (shape_1): Regenerated.
187         * generated/shape_i16.c (shape_16): Regenerated.
188         * generated/shape_i2.c (shape_2): Regenerated.
189         * generated/shape_i4.c (shape_4): Regenerated.
190         * generated/shape_i8.c (shape_8): Regenerated.
191         * generated/spread_c10.c (spread_scalar_c10): Regenerated.
192         * generated/spread_c16.c (spread_scalar_c16): Regenerated.
193         * generated/spread_c4.c (spread_scalar_c4): Regenerated.
194         * generated/spread_c8.c (spread_scalar_c8): Regenerated.
195         * generated/spread_i1.c (spread_scalar_i1): Regenerated.
196         * generated/spread_i16.c (spread_scalar_i16): Regenerated.
197         * generated/spread_i2.c (spread_scalar_i2): Regenerated.
198         * generated/spread_i4.c (spread_scalar_i4): Regenerated.
199         * generated/spread_i8.c (spread_scalar_i8): Regenerated.
200         * generated/spread_r10.c (spread_scalar_r10): Regenerated.
201         * generated/spread_r16.c (spread_scalar_r16): Regenerated.
202         * generated/spread_r4.c (spread_scalar_r4): Regenerated.
203         * generated/spread_r8.c (spread_scalar_r8): Regenerated.
204         * intrinsics/random.c (jump): Use size_t for array index in loop.
205         (getosrandom): Likewise.
206         (arandom_r4): Make n an index_type.
207         (arandom_r8): Likewise.
208         (arandom_r10): Likewise.
209         (arandom_r16): Likewise.
210         (scramble_seed): Use size_t for array index in loop.
211         * m4/cshift1.m4: Make i an index_type.
212         * m4/eoshift1.m4: Likewise.
213         * m4/eoshift3.m4: Likewise.
214         * m4/in_pack.m4: Make n an index_type.
215         * m4/in_unpack.m4: Likewise.
216         * m4/reshape.m4: Make n and dim index_type's.
217         * m4/shape.m4: Make n an index_type.
218         * m4/spread.m4: Likewise, use index_type argument rather than
219         copying to int.
220         * runtime/bounds.c (bounds_ifunction_return): Make n an
221         index_type.
222         * runtime/in_pack_generic.c (internal_pack): Likewise.
223         * runtime/in_unpack_generic.c (internal_unpack): Make n and size
224         index_type's.
226 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
228         PR fortran/37577
229         * libgfortran.h: Remove GFC_DTYPE_DERIVED_1, GFC_DTYPE_DERIVED_2,
230         GFC_DTYPE_DERIVED_4, GFC_DTYPE_DERIVED_8 and GFC_DTYPE_DERIVED_16.
231         * m4/cshift1.m4: Remove GFC_DTYPE_DERIVED_1.
232         * generated/cshift1_16.c: Regenerated.
233         * generated/cshift1_4.c: Regenerated.
234         * generated/cshift1_8.c: Regenerated.
235         * intrinsics/cshift0.c: Remove GFC_DTYPE_DERIVED_1.
236         * intrinsics/pack_generic.c (pack): Move handling of other types
237         into separate switch statement.
238         * intrinsics/spread_generic.c (spread): Likewise.
239         (spread_scalar): Likewise.
240         * intrinsics/unpack_generic.c (unpack1): Likewise.
241         (unpack0): Likewise.
242         * runtime/in_pack_generic.c (internal_pack): Likewise.
243         * runtime/in_unpack_generic.c (internal_unpack): Likewise.
245 2018-01-25  Paul Thomas  <pault@gcc.gnu.org>
247         PR fortran/37577
248         * caf/single.c (_gfortran_caf_failed_images): Access the 'type'
249         and 'elem_len' fields of the dtype instead of the shifts.
250         (_gfortran_caf_stopped_images): Likewise.
251         * intrinsics/associated.c (associated): Compare the 'type' and
252         'elem_len' fields instead of the dtype.
253         * caf/date_and_time.c : Access the dtype fields rather using
254         shifts and masks.
255         * io/transfer.c (transfer_array ): Comment on item count.
256         (set_nml_var,st_set_nml_var): Change dtype type and use fields.
257         (st_set_nml_dtio_var): Likewise.
258         * libgfortran.h : Change definition of GFC_ARRAY_DESCRIPTOR and
259         add a typedef for the dtype_type. Change the GFC_DTYPE_* macros
260         to access the dtype fields.
262 2018-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
264         PR fortran/54613
265         * m4/iparm.m4: Add back_arg macro if in minloc or maxloc.
266         * m4/iforeach-s.m4: Add optional argument back with back_arg
267         macro. Improve m4 quoting. If HAVE_BACK_ARG is defined, assert
268         that back is non-true.
269         * m4/iforeach.m4: Likewise.
270         * m4/ifunction-s.m4: Likewise.
271         * m4/ifunction.m4: Likewise.
272         * m4/maxloc0.m4: Include assert.h
273         * m4/minloc0.m4: Likewise.
274         * m4/maxloc0s.m4: #define HAVE_BACK_ARG.
275         * m4/minloc0s.m4: Likewise.
276         * m4/maxloc1s.m4: Likewise.
277         * m4/minloc1s.m4: Likewise.
278         * m4/maxloc1.m4: Include assert.h, #define HAVE_BACK_ARG.
279         * m4/minloc1.m4: Likewise.
280         * m4/maxloc2s.m4: Add assert.h, add back_arg, assert that
281         back is non-true.
282         * m4/minloc2s.m4: Likewise.
283         * generated/iall_i1.c: Regenerated.
284         * generated/iall_i16.c: Regenerated.
285         * generated/iall_i2.c: Regenerated.
286         * generated/iall_i4.c: Regenerated.
287         * generated/iall_i8.c: Regenerated.
288         * generated/iany_i1.c: Regenerated.
289         * generated/iany_i16.c: Regenerated.
290         * generated/iany_i2.c: Regenerated.
291         * generated/iany_i4.c: Regenerated.
292         * generated/iany_i8.c: Regenerated.
293         * generated/iparity_i1.c: Regenerated.
294         * generated/iparity_i16.c: Regenerated.
295         * generated/iparity_i2.c: Regenerated.
296         * generated/iparity_i4.c: Regenerated.
297         * generated/iparity_i8.c: Regenerated.
298         * generated/maxloc0_16_i1.c: Regenerated.
299         * generated/maxloc0_16_i16.c: Regenerated.
300         * generated/maxloc0_16_i2.c: Regenerated.
301         * generated/maxloc0_16_i4.c: Regenerated.
302         * generated/maxloc0_16_i8.c: Regenerated.
303         * generated/maxloc0_16_r10.c: Regenerated.
304         * generated/maxloc0_16_r16.c: Regenerated.
305         * generated/maxloc0_16_r4.c: Regenerated.
306         * generated/maxloc0_16_r8.c: Regenerated.
307         * generated/maxloc0_16_s1.c: Regenerated.
308         * generated/maxloc0_16_s4.c: Regenerated.
309         * generated/maxloc0_4_i1.c: Regenerated.
310         * generated/maxloc0_4_i16.c: Regenerated.
311         * generated/maxloc0_4_i2.c: Regenerated.
312         * generated/maxloc0_4_i4.c: Regenerated.
313         * generated/maxloc0_4_i8.c: Regenerated.
314         * generated/maxloc0_4_r10.c: Regenerated.
315         * generated/maxloc0_4_r16.c: Regenerated.
316         * generated/maxloc0_4_r4.c: Regenerated.
317         * generated/maxloc0_4_r8.c: Regenerated.
318         * generated/maxloc0_4_s1.c: Regenerated.
319         * generated/maxloc0_4_s4.c: Regenerated.
320         * generated/maxloc0_8_i1.c: Regenerated.
321         * generated/maxloc0_8_i16.c: Regenerated.
322         * generated/maxloc0_8_i2.c: Regenerated.
323         * generated/maxloc0_8_i4.c: Regenerated.
324         * generated/maxloc0_8_i8.c: Regenerated.
325         * generated/maxloc0_8_r10.c: Regenerated.
326         * generated/maxloc0_8_r16.c: Regenerated.
327         * generated/maxloc0_8_r4.c: Regenerated.
328         * generated/maxloc0_8_r8.c: Regenerated.
329         * generated/maxloc0_8_s1.c: Regenerated.
330         * generated/maxloc0_8_s4.c: Regenerated.
331         * generated/maxloc1_16_i1.c: Regenerated.
332         * generated/maxloc1_16_i16.c: Regenerated.
333         * generated/maxloc1_16_i2.c: Regenerated.
334         * generated/maxloc1_16_i4.c: Regenerated.
335         * generated/maxloc1_16_i8.c: Regenerated.
336         * generated/maxloc1_16_r10.c: Regenerated.
337         * generated/maxloc1_16_r16.c: Regenerated.
338         * generated/maxloc1_16_r4.c: Regenerated.
339         * generated/maxloc1_16_r8.c: Regenerated.
340         * generated/maxloc1_16_s1.c: Regenerated.
341         * generated/maxloc1_16_s4.c: Regenerated.
342         * generated/maxloc1_4_i1.c: Regenerated.
343         * generated/maxloc1_4_i16.c: Regenerated.
344         * generated/maxloc1_4_i2.c: Regenerated.
345         * generated/maxloc1_4_i4.c: Regenerated.
346         * generated/maxloc1_4_i8.c: Regenerated.
347         * generated/maxloc1_4_r10.c: Regenerated.
348         * generated/maxloc1_4_r16.c: Regenerated.
349         * generated/maxloc1_4_r4.c: Regenerated.
350         * generated/maxloc1_4_r8.c: Regenerated.
351         * generated/maxloc1_4_s1.c: Regenerated.
352         * generated/maxloc1_4_s4.c: Regenerated.
353         * generated/maxloc1_8_i1.c: Regenerated.
354         * generated/maxloc1_8_i16.c: Regenerated.
355         * generated/maxloc1_8_i2.c: Regenerated.
356         * generated/maxloc1_8_i4.c: Regenerated.
357         * generated/maxloc1_8_i8.c: Regenerated.
358         * generated/maxloc1_8_r10.c: Regenerated.
359         * generated/maxloc1_8_r16.c: Regenerated.
360         * generated/maxloc1_8_r4.c: Regenerated.
361         * generated/maxloc1_8_r8.c: Regenerated.
362         * generated/maxloc1_8_s1.c: Regenerated.
363         * generated/maxloc1_8_s4.c: Regenerated.
364         * generated/maxval_i1.c: Regenerated.
365         * generated/maxval_i16.c: Regenerated.
366         * generated/maxval_i2.c: Regenerated.
367         * generated/maxval_i4.c: Regenerated.
368         * generated/maxval_i8.c: Regenerated.
369         * generated/maxval_r10.c: Regenerated.
370         * generated/maxval_r16.c: Regenerated.
371         * generated/maxval_r4.c: Regenerated.
372         * generated/maxval_r8.c: Regenerated.
373         * generated/minloc0_16_i1.c: Regenerated.
374         * generated/minloc0_16_i16.c: Regenerated.
375         * generated/minloc0_16_i2.c: Regenerated.
376         * generated/minloc0_16_i4.c: Regenerated.
377         * generated/minloc0_16_i8.c: Regenerated.
378         * generated/minloc0_16_r10.c: Regenerated.
379         * generated/minloc0_16_r16.c: Regenerated.
380         * generated/minloc0_16_r4.c: Regenerated.
381         * generated/minloc0_16_r8.c: Regenerated.
382         * generated/minloc0_16_s1.c: Regenerated.
383         * generated/minloc0_16_s4.c: Regenerated.
384         * generated/minloc0_4_i1.c: Regenerated.
385         * generated/minloc0_4_i16.c: Regenerated.
386         * generated/minloc0_4_i2.c: Regenerated.
387         * generated/minloc0_4_i4.c: Regenerated.
388         * generated/minloc0_4_i8.c: Regenerated.
389         * generated/minloc0_4_r10.c: Regenerated.
390         * generated/minloc0_4_r16.c: Regenerated.
391         * generated/minloc0_4_r4.c: Regenerated.
392         * generated/minloc0_4_r8.c: Regenerated.
393         * generated/minloc0_4_s1.c: Regenerated.
394         * generated/minloc0_4_s4.c: Regenerated.
395         * generated/minloc0_8_i1.c: Regenerated.
396         * generated/minloc0_8_i16.c: Regenerated.
397         * generated/minloc0_8_i2.c: Regenerated.
398         * generated/minloc0_8_i4.c: Regenerated.
399         * generated/minloc0_8_i8.c: Regenerated.
400         * generated/minloc0_8_r10.c: Regenerated.
401         * generated/minloc0_8_r16.c: Regenerated.
402         * generated/minloc0_8_r4.c: Regenerated.
403         * generated/minloc0_8_r8.c: Regenerated.
404         * generated/minloc0_8_s1.c: Regenerated.
405         * generated/minloc0_8_s4.c: Regenerated.
406         * generated/minloc1_16_i1.c: Regenerated.
407         * generated/minloc1_16_i16.c: Regenerated.
408         * generated/minloc1_16_i2.c: Regenerated.
409         * generated/minloc1_16_i4.c: Regenerated.
410         * generated/minloc1_16_i8.c: Regenerated.
411         * generated/minloc1_16_r10.c: Regenerated.
412         * generated/minloc1_16_r16.c: Regenerated.
413         * generated/minloc1_16_r4.c: Regenerated.
414         * generated/minloc1_16_r8.c: Regenerated.
415         * generated/minloc1_16_s1.c: Regenerated.
416         * generated/minloc1_16_s4.c: Regenerated.
417         * generated/minloc1_4_i1.c: Regenerated.
418         * generated/minloc1_4_i16.c: Regenerated.
419         * generated/minloc1_4_i2.c: Regenerated.
420         * generated/minloc1_4_i4.c: Regenerated.
421         * generated/minloc1_4_i8.c: Regenerated.
422         * generated/minloc1_4_r10.c: Regenerated.
423         * generated/minloc1_4_r16.c: Regenerated.
424         * generated/minloc1_4_r4.c: Regenerated.
425         * generated/minloc1_4_r8.c: Regenerated.
426         * generated/minloc1_4_s1.c: Regenerated.
427         * generated/minloc1_4_s4.c: Regenerated.
428         * generated/minloc1_8_i1.c: Regenerated.
429         * generated/minloc1_8_i16.c: Regenerated.
430         * generated/minloc1_8_i2.c: Regenerated.
431         * generated/minloc1_8_i4.c: Regenerated.
432         * generated/minloc1_8_i8.c: Regenerated.
433         * generated/minloc1_8_r10.c: Regenerated.
434         * generated/minloc1_8_r16.c: Regenerated.
435         * generated/minloc1_8_r4.c: Regenerated.
436         * generated/minloc1_8_r8.c: Regenerated.
437         * generated/minloc1_8_s1.c: Regenerated.
438         * generated/minloc1_8_s4.c: Regenerated.
439         * generated/minval_i1.c: Regenerated.
440         * generated/minval_i16.c: Regenerated.
441         * generated/minval_i2.c: Regenerated.
442         * generated/minval_i4.c: Regenerated.
443         * generated/minval_i8.c: Regenerated.
444         * generated/minval_r10.c: Regenerated.
445         * generated/minval_r16.c: Regenerated.
446         * generated/minval_r4.c: Regenerated.
447         * generated/minval_r8.c: Regenerated.
448         * generated/norm2_r10.c: Regenerated.
449         * generated/norm2_r16.c: Regenerated.
450         * generated/norm2_r4.c: Regenerated.
451         * generated/norm2_r8.c: Regenerated.
452         * generated/parity_l1.c: Regenerated.
453         * generated/parity_l16.c: Regenerated.
454         * generated/parity_l2.c: Regenerated.
455         * generated/parity_l4.c: Regenerated.
456         * generated/parity_l8.c: Regenerated.
457         * generated/product_c10.c: Regenerated.
458         * generated/product_c16.c: Regenerated.
459         * generated/product_c4.c: Regenerated.
460         * generated/product_c8.c: Regenerated.
461         * generated/product_i1.c: Regenerated.
462         * generated/product_i16.c: Regenerated.
463         * generated/product_i2.c: Regenerated.
464         * generated/product_i4.c: Regenerated.
465         * generated/product_i8.c: Regenerated.
466         * generated/product_r10.c: Regenerated.
467         * generated/product_r16.c: Regenerated.
468         * generated/product_r4.c: Regenerated.
469         * generated/product_r8.c: Regenerated.
470         * generated/sum_c10.c: Regenerated.
471         * generated/sum_c16.c: Regenerated.
472         * generated/sum_c4.c: Regenerated.
473         * generated/sum_c8.c: Regenerated.
474         * generated/sum_i1.c: Regenerated.
475         * generated/sum_i16.c: Regenerated.
476         * generated/sum_i2.c: Regenerated.
477         * generated/sum_i4.c: Regenerated.
478         * generated/sum_i8.c: Regenerated.
479         * generated/sum_r10.c: Regenerated.
480         * generated/sum_r16.c: Regenerated.
481         * generated/sum_r4.c: Regenerated.
482         * generated/sum_r8.c: Regenerated.
484 2018-01-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
486         PR libgfortran/83811
487         * write.c (select_buffer): Adjust buffer size up by 1.
489 2018-01-08  Janne Blomqvist  <jb@gcc.gnu.org>
491         PR 78534, bugfix for r256322
492         * io/transfer.c (next_record_w): Use correct type for return value
493         of next_array_record.
495 2018-01-07  Thomas Koenig  <tkoenig@gcc.gnu.org>
497         * libgfortran.h (GFC_DTYPE_COPY): New macro.
498         (GFC_DTYPE_COPY_SETRANK): New macro.
499         (GFC_DTYPE_IS_UNSET): New macro.
500         * intrinsics/cshift0.c (cshift0): Use new macros.
501         * intrinsics/eoshift0.c (eoshift0): Likewise.
502         * intrinsics/eoshift2.c (eoshift2): Likewise.
503         * intrinsics/move_alloc.c (move_alloc): Likewise.
504         * intrinsics/reshape_generic.c (reshape_internal): Likewise.
505         * intrinsics/spread_generic.c (spread_internal): Likewise.
506         * intrinsics/spread_generic.c (spread_scalar): Likewise.
507         * intrinsics/spread_generic.c (spread_char_scalar): Likewise.
508         * intrinsics/spread_generic.c (spread_char4_scalar): Likewise.
509         * intrinsics/unpack_generic.c (unpack0): Likewise.
510         * intrinsics/unpack_generic.c (unpack0_char): Likewise.
511         * intrinsics/unpack_generic.c (unpack0_char4): Likewise.
512         * m4/cshift1.m4 (cshift1): Likewise.
513         * m4/eoshift1.m4 (eoshift1): Likewise.
514         * m4/eoshift3.m4 (eoshift3): Likewise.
515         * m4/iforeach-s.m4: Likewise.
516         * m4/iforeach.m4: Likewise.
517         * m4/ifunction-s.m4: Likewise.
518         * m4/ifunction-s2.m4: Likewise.
519         * m4/ifunction.m4: Likewise.
520         * m4/ifunction_logical.m4: Likewise.
521         * m4/reshape.m4: Likewise.
522         * m4/spread.m4: Likewise.
523         * generated/all_l1.c : Regenerated.
524         * generated/all_l16.c : Regenerated.
525         * generated/all_l2.c : Regenerated.
526         * generated/all_l4.c : Regenerated.
527         * generated/all_l8.c : Regenerated.
528         * generated/any_l1.c : Regenerated.
529         * generated/any_l16.c : Regenerated.
530         * generated/any_l2.c : Regenerated.
531         * generated/any_l4.c : Regenerated.
532         * generated/any_l8.c : Regenerated.
533         * generated/count_16_l.c : Regenerated.
534         * generated/count_1_l.c : Regenerated.
535         * generated/count_2_l.c : Regenerated.
536         * generated/count_4_l.c : Regenerated.
537         * generated/count_8_l.c : Regenerated.
538         * generated/cshift1_16.c : Regenerated.
539         * generated/cshift1_4.c : Regenerated.
540         * generated/cshift1_8.c : Regenerated.
541         * generated/eoshift1_16.c : Regenerated.
542         * generated/eoshift1_4.c : Regenerated.
543         * generated/eoshift1_8.c : Regenerated.
544         * generated/eoshift3_16.c : Regenerated.
545         * generated/eoshift3_4.c : Regenerated.
546         * generated/eoshift3_8.c : Regenerated.
547         * generated/iall_i1.c : Regenerated.
548         * generated/iall_i16.c : Regenerated.
549         * generated/iall_i2.c : Regenerated.
550         * generated/iall_i4.c : Regenerated.
551         * generated/iall_i8.c : Regenerated.
552         * generated/iany_i1.c : Regenerated.
553         * generated/iany_i16.c : Regenerated.
554         * generated/iany_i2.c : Regenerated.
555         * generated/iany_i4.c : Regenerated.
556         * generated/iany_i8.c : Regenerated.
557         * generated/iparity_i1.c : Regenerated.
558         * generated/iparity_i16.c : Regenerated.
559         * generated/iparity_i2.c : Regenerated.
560         * generated/iparity_i4.c : Regenerated.
561         * generated/iparity_i8.c : Regenerated.
562         * generated/maxloc0_16_i1.c : Regenerated.
563         * generated/maxloc0_16_i16.c : Regenerated.
564         * generated/maxloc0_16_i2.c : Regenerated.
565         * generated/maxloc0_16_i4.c : Regenerated.
566         * generated/maxloc0_16_i8.c : Regenerated.
567         * generated/maxloc0_16_r10.c : Regenerated.
568         * generated/maxloc0_16_r16.c : Regenerated.
569         * generated/maxloc0_16_r4.c : Regenerated.
570         * generated/maxloc0_16_r8.c : Regenerated.
571         * generated/maxloc0_16_s1.c : Regenerated.
572         * generated/maxloc0_16_s4.c : Regenerated.
573         * generated/maxloc0_4_i1.c : Regenerated.
574         * generated/maxloc0_4_i16.c : Regenerated.
575         * generated/maxloc0_4_i2.c : Regenerated.
576         * generated/maxloc0_4_i4.c : Regenerated.
577         * generated/maxloc0_4_i8.c : Regenerated.
578         * generated/maxloc0_4_r10.c : Regenerated.
579         * generated/maxloc0_4_r16.c : Regenerated.
580         * generated/maxloc0_4_r4.c : Regenerated.
581         * generated/maxloc0_4_r8.c : Regenerated.
582         * generated/maxloc0_4_s1.c : Regenerated.
583         * generated/maxloc0_4_s4.c : Regenerated.
584         * generated/maxloc0_8_i1.c : Regenerated.
585         * generated/maxloc0_8_i16.c : Regenerated.
586         * generated/maxloc0_8_i2.c : Regenerated.
587         * generated/maxloc0_8_i4.c : Regenerated.
588         * generated/maxloc0_8_i8.c : Regenerated.
589         * generated/maxloc0_8_r10.c : Regenerated.
590         * generated/maxloc0_8_r16.c : Regenerated.
591         * generated/maxloc0_8_r4.c : Regenerated.
592         * generated/maxloc0_8_r8.c : Regenerated.
593         * generated/maxloc0_8_s1.c : Regenerated.
594         * generated/maxloc0_8_s4.c : Regenerated.
595         * generated/maxloc1_16_i1.c : Regenerated.
596         * generated/maxloc1_16_i16.c : Regenerated.
597         * generated/maxloc1_16_i2.c : Regenerated.
598         * generated/maxloc1_16_i4.c : Regenerated.
599         * generated/maxloc1_16_i8.c : Regenerated.
600         * generated/maxloc1_16_r10.c : Regenerated.
601         * generated/maxloc1_16_r16.c : Regenerated.
602         * generated/maxloc1_16_r4.c : Regenerated.
603         * generated/maxloc1_16_r8.c : Regenerated.
604         * generated/maxloc1_16_s1.c : Regenerated.
605         * generated/maxloc1_16_s4.c : Regenerated.
606         * generated/maxloc1_4_i1.c : Regenerated.
607         * generated/maxloc1_4_i16.c : Regenerated.
608         * generated/maxloc1_4_i2.c : Regenerated.
609         * generated/maxloc1_4_i4.c : Regenerated.
610         * generated/maxloc1_4_i8.c : Regenerated.
611         * generated/maxloc1_4_r10.c : Regenerated.
612         * generated/maxloc1_4_r16.c : Regenerated.
613         * generated/maxloc1_4_r4.c : Regenerated.
614         * generated/maxloc1_4_r8.c : Regenerated.
615         * generated/maxloc1_4_s1.c : Regenerated.
616         * generated/maxloc1_4_s4.c : Regenerated.
617         * generated/maxloc1_8_i1.c : Regenerated.
618         * generated/maxloc1_8_i16.c : Regenerated.
619         * generated/maxloc1_8_i2.c : Regenerated.
620         * generated/maxloc1_8_i4.c : Regenerated.
621         * generated/maxloc1_8_i8.c : Regenerated.
622         * generated/maxloc1_8_r10.c : Regenerated.
623         * generated/maxloc1_8_r16.c : Regenerated.
624         * generated/maxloc1_8_r4.c : Regenerated.
625         * generated/maxloc1_8_r8.c : Regenerated.
626         * generated/maxloc1_8_s1.c : Regenerated.
627         * generated/maxloc1_8_s4.c : Regenerated.
628         * generated/maxval1_s1.c : Regenerated.
629         * generated/maxval1_s4.c : Regenerated.
630         * generated/maxval_i1.c : Regenerated.
631         * generated/maxval_i16.c : Regenerated.
632         * generated/maxval_i2.c : Regenerated.
633         * generated/maxval_i4.c : Regenerated.
634         * generated/maxval_i8.c : Regenerated.
635         * generated/maxval_r10.c : Regenerated.
636         * generated/maxval_r16.c : Regenerated.
637         * generated/maxval_r4.c : Regenerated.
638         * generated/maxval_r8.c : Regenerated.
639         * generated/minloc0_16_i1.c : Regenerated.
640         * generated/minloc0_16_i16.c : Regenerated.
641         * generated/minloc0_16_i2.c : Regenerated.
642         * generated/minloc0_16_i4.c : Regenerated.
643         * generated/minloc0_16_i8.c : Regenerated.
644         * generated/minloc0_16_r10.c : Regenerated.
645         * generated/minloc0_16_r16.c : Regenerated.
646         * generated/minloc0_16_r4.c : Regenerated.
647         * generated/minloc0_16_r8.c : Regenerated.
648         * generated/minloc0_16_s1.c : Regenerated.
649         * generated/minloc0_16_s4.c : Regenerated.
650         * generated/minloc0_4_i1.c : Regenerated.
651         * generated/minloc0_4_i16.c : Regenerated.
652         * generated/minloc0_4_i2.c : Regenerated.
653         * generated/minloc0_4_i4.c : Regenerated.
654         * generated/minloc0_4_i8.c : Regenerated.
655         * generated/minloc0_4_r10.c : Regenerated.
656         * generated/minloc0_4_r16.c : Regenerated.
657         * generated/minloc0_4_r4.c : Regenerated.
658         * generated/minloc0_4_r8.c : Regenerated.
659         * generated/minloc0_4_s1.c : Regenerated.
660         * generated/minloc0_4_s4.c : Regenerated.
661         * generated/minloc0_8_i1.c : Regenerated.
662         * generated/minloc0_8_i16.c : Regenerated.
663         * generated/minloc0_8_i2.c : Regenerated.
664         * generated/minloc0_8_i4.c : Regenerated.
665         * generated/minloc0_8_i8.c : Regenerated.
666         * generated/minloc0_8_r10.c : Regenerated.
667         * generated/minloc0_8_r16.c : Regenerated.
668         * generated/minloc0_8_r4.c : Regenerated.
669         * generated/minloc0_8_r8.c : Regenerated.
670         * generated/minloc0_8_s1.c : Regenerated.
671         * generated/minloc0_8_s4.c : Regenerated.
672         * generated/minloc1_16_i1.c : Regenerated.
673         * generated/minloc1_16_i16.c : Regenerated.
674         * generated/minloc1_16_i2.c : Regenerated.
675         * generated/minloc1_16_i4.c : Regenerated.
676         * generated/minloc1_16_i8.c : Regenerated.
677         * generated/minloc1_16_r10.c : Regenerated.
678         * generated/minloc1_16_r16.c : Regenerated.
679         * generated/minloc1_16_r4.c : Regenerated.
680         * generated/minloc1_16_r8.c : Regenerated.
681         * generated/minloc1_16_s1.c : Regenerated.
682         * generated/minloc1_16_s4.c : Regenerated.
683         * generated/minloc1_4_i1.c : Regenerated.
684         * generated/minloc1_4_i16.c : Regenerated.
685         * generated/minloc1_4_i2.c : Regenerated.
686         * generated/minloc1_4_i4.c : Regenerated.
687         * generated/minloc1_4_i8.c : Regenerated.
688         * generated/minloc1_4_r10.c : Regenerated.
689         * generated/minloc1_4_r16.c : Regenerated.
690         * generated/minloc1_4_r4.c : Regenerated.
691         * generated/minloc1_4_r8.c : Regenerated.
692         * generated/minloc1_4_s1.c : Regenerated.
693         * generated/minloc1_4_s4.c : Regenerated.
694         * generated/minloc1_8_i1.c : Regenerated.
695         * generated/minloc1_8_i16.c : Regenerated.
696         * generated/minloc1_8_i2.c : Regenerated.
697         * generated/minloc1_8_i4.c : Regenerated.
698         * generated/minloc1_8_i8.c : Regenerated.
699         * generated/minloc1_8_r10.c : Regenerated.
700         * generated/minloc1_8_r16.c : Regenerated.
701         * generated/minloc1_8_r4.c : Regenerated.
702         * generated/minloc1_8_r8.c : Regenerated.
703         * generated/minloc1_8_s1.c : Regenerated.
704         * generated/minloc1_8_s4.c : Regenerated.
705         * generated/minval1_s1.c : Regenerated.
706         * generated/minval1_s4.c : Regenerated.
707         * generated/minval_i1.c : Regenerated.
708         * generated/minval_i16.c : Regenerated.
709         * generated/minval_i2.c : Regenerated.
710         * generated/minval_i4.c : Regenerated.
711         * generated/minval_i8.c : Regenerated.
712         * generated/minval_r10.c : Regenerated.
713         * generated/minval_r16.c : Regenerated.
714         * generated/minval_r4.c : Regenerated.
715         * generated/minval_r8.c : Regenerated.
716         * generated/norm2_r10.c : Regenerated.
717         * generated/norm2_r16.c : Regenerated.
718         * generated/norm2_r4.c : Regenerated.
719         * generated/norm2_r8.c : Regenerated.
720         * generated/parity_l1.c : Regenerated.
721         * generated/parity_l16.c : Regenerated.
722         * generated/parity_l2.c : Regenerated.
723         * generated/parity_l4.c : Regenerated.
724         * generated/parity_l8.c : Regenerated.
725         * generated/product_c10.c : Regenerated.
726         * generated/product_c16.c : Regenerated.
727         * generated/product_c4.c : Regenerated.
728         * generated/product_c8.c : Regenerated.
729         * generated/product_i1.c : Regenerated.
730         * generated/product_i16.c : Regenerated.
731         * generated/product_i2.c : Regenerated.
732         * generated/product_i4.c : Regenerated.
733         * generated/product_i8.c : Regenerated.
734         * generated/product_r10.c : Regenerated.
735         * generated/product_r16.c : Regenerated.
736         * generated/product_r4.c : Regenerated.
737         * generated/product_r8.c : Regenerated.
738         * generated/reshape_c10.c : Regenerated.
739         * generated/reshape_c16.c : Regenerated.
740         * generated/reshape_c4.c : Regenerated.
741         * generated/reshape_c8.c : Regenerated.
742         * generated/reshape_i16.c : Regenerated.
743         * generated/reshape_i4.c : Regenerated.
744         * generated/reshape_i8.c : Regenerated.
745         * generated/reshape_r10.c : Regenerated.
746         * generated/reshape_r16.c : Regenerated.
747         * generated/reshape_r4.c : Regenerated.
748         * generated/reshape_r8.c : Regenerated.
749         * generated/spread_c10.c : Regenerated.
750         * generated/spread_c16.c : Regenerated.
751         * generated/spread_c4.c : Regenerated.
752         * generated/spread_c8.c : Regenerated.
753         * generated/spread_i1.c : Regenerated.
754         * generated/spread_i16.c : Regenerated.
755         * generated/spread_i2.c : Regenerated.
756         * generated/spread_i4.c : Regenerated.
757         * generated/spread_i8.c : Regenerated.
758         * generated/spread_r10.c : Regenerated.
759         * generated/spread_r16.c : Regenerated.
760         * generated/spread_r4.c : Regenerated.
761         * generated/spread_r8.c : Regenerated.
762         * generated/sum_c10.c : Regenerated.
763         * generated/sum_c16.c : Regenerated.
764         * generated/sum_c4.c : Regenerated.
765         * generated/sum_c8.c : Regenerated.
766         * generated/sum_i1.c : Regenerated.
767         * generated/sum_i16.c : Regenerated.
768         * generated/sum_i2.c : Regenerated.
769         * generated/sum_i4.c : Regenerated.
770         * generated/sum_i8.c : Regenerated.
771         * generated/sum_r10.c : Regenerated.
772         * generated/sum_r16.c : Regenerated.
773         * generated/sum_r4.c : Regenerated.
774         * generated/sum_r8.c : Regenerated.
776 2018-01-07  Janne Blomqvist  <jb@gcc.gnu.org>
778         PR fortran/78534
779         PR fortran/83704
780         * io/fbuf.c (fbuf_init): Use size_t instead of int for length.
781         (fbuf_debug): Convert debug output to unsigned long.
782         (fbuf_reset): Use ptrdiff_t for return value.
783         (fbuf_alloc): Use size_t for length argument.
784         (fbuf_flush): Handle large buffers.
785         (fbuf_flush_list): Likewise.
786         (fbuf_seek): Use ptrdiff_t for offset and return value.
787         (fbuf_read): Use size_t for length argument.
788         (fbuf_getc_refill): Use size_t to match fbuf_read.
789         * io/fbuf.h (struct fbuf): Use size_t for lengths.
790         (fbuf_init): Use size_t instead of int for length.
791         (fbuf_reset): Use ptrdiff_t for return value.
792         (fbuf_alloc): Use size_t for length argument.
793         (fbuf_seek): Use ptrdiff_t for offset and return value.
794         (fbuf_read): Use size_t for length argument.
795         * io/io.h (read_block_form): Likewise.
796         (read_block_form4): Likewise.
797         (write_block): Likewise.
798         (read_a): Likewise.
799         (read_a_char4): Likewise.
800         (read_x): Likewise.
801         (write_a): Likewise.
802         (write_a_char4): Likewise.
803         * io/list_read.c (list_formatted_read_scalar): Use size_t to
804         handle large buffers.
805         * io/read.c (read_l): Likewise.
806         (read_utf8): Likewise.
807         (read_utf8_char1): Likewise.
808         (read_default_char1): Likewise.
809         (read_utf8_char4): Likewise.
810         (read_default_char4): Likewise.
811         (read_a): Likewise.
812         (read_a_char4): Likewise.
813         (eat_leading_spaces): Likewise.
814         (next_char): Likewise.
815         (read_decimal): Likewise.
816         (read_radix): Likewise.
817         (read_f): Likewise.
818         (read_x): Likewise.
819         * io/transfer.c (read_sf_internal): Likewise.
820         (read_sf): Likewise.
821         (read_block_form): Likewise.
822         (read_block_form4): Likewise.
823         (write_block): Likewise.
824         (formatted_transfer_scalar_write): Likewise.
825         (next_record_w): Likewise.
826         * io/unix.c (mem_alloc_r): Likewise.
827         (mem_alloc_r4): Likewise.
828         (mem_alloc_w): Likewise.
829         (mem_alloc_w4): Likewise.
830         (mem_read): Likewise.
831         (mem_read4): Likewise.
832         (mem_write): Likewise.
833         (mem_write4): Likewise.
834         (open_internal): Likewise.
835         (open_internal4): Likewise.
836         * io/unix.h (open_internal): Likewise.
837         (open_internal4): Likewise.
838         (mem_alloc_w): Likewise.
839         (mem_alloc_r): Likewise.
840         (mem_alloc_w4): Likewise.
841         (mem_alloc_r4): Likewise.
842         * io/write.c (write_check_cc): Likewise.
843         (write_cc): Likewise.
844         (write_a): Likewise.
845         (write_a_char4): Likewise.
847 2018-01-06  Janne Blomqvist  <jb@gcc.gnu.org>
849         * io/write.c (namelist_write): Remove unused variable "i".
851 2018-01-06  Dominique d'Humieres  <dominiq@lps.ens.fr>
852             Janne Blomqvist  <jb@gcc.gnu.org>
854         PR fortran/83704
855         * io/write.c (write_character): Use size_t instead of int for
856         length.
858 2018-01-05  Janne Blomqvist  <jb@gcc.gnu.org>
860         PR fortran/78534
861         * intrinsics/args.c (getarg_i4): Use gfc_charlen_type.
862         (get_command_argument_i4): Likewise.
863         (get_command_i4): Likewise.
864         * intrinsics/chmod.c (chmod_internal): Likewise.
865         * intrinsics/env.c (get_environment_variable_i4): Likewise.
866         * intrinsics/extends_type_of.c (struct vtype): Use size_t for size
867         member.
868         * intrinsics/gerror.c (gerror): Use gfc_charlen_type.
869         * intrinsics/getlog.c (getlog): Likewise.
870         * intrinsics/hostnm.c (hostnm_0): Likewise.
871         * intrinsics/string_intrinsics_inc.c (string_len_trim): Rework to
872         work if gfc_charlen_type is unsigned.
873         (string_scan): Likewise.
874         * io/transfer.c (transfer_character): Modify prototype.
875         (transfer_character_write): Likewise.
876         (transfer_character_wide): Likewise.
877         (transfer_character_wide_write): Likewise.
878         (transfer_array): Typecast to avoid signed-unsigned comparison.
879         * io/unit.c (is_trim_ok): Use gfc_charlen_type.
880         * io/write.c (namelist_write): Likewise.
881         * libgfortran.h (gfc_charlen_type): Change typedef to size_t.
883 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
885         Update copyright years.
887 2018-01-02  Janne Blomqvist  <jb@gcc.gnu.org>
889         PR libgfortran/83649
890         * io/unix.c (MAX_CHUNK): New define.
891         (raw_read): For reads larger than MAX_CHUNK, loop.
892         (raw_write): Write no more than MAX_CHUNK bytes per iteration.
894 Copyright (C) 2018 Free Software Foundation, Inc.
896 Copying and distribution of this file, with or without modification,
897 are permitted in any medium without royalty provided the copyright
898 notice and this notice are preserved.