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1 2006-07-11 Feng Wang <fengwang@nudt.edu.cn>
3 PR fortran/28213
4 * trans-io.c (transfer_expr): Deal with Hollerith constants used in
5 I/O list.
7 2006-07-07 Kazu Hirata <kazu@codesourcery.com>
9 * intrinsic.texi: Fix typos.
11 2006-07-07 Paul Thomas <pault@gcc.gnu.org>
13 PR fortran/28237
14 PR fortran/23420
15 * io.c (resolve_tag): Any integer that is not an assigned
16 variable is an error.
18 2006-07-06 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20 PR fortran/28129
21 * trans-array.c (gfc_trans_array_bound_check): Add a locus
22 argument, and use it in the error messages.
23 (gfc_conv_array_index_offset): Donc perform bounds checking on
24 the last dimension of assumed-size arrays.
26 2006-07-06 Francois-Xavier Coudert <coudert@clipper.ens.fr>
28 PR fortran/27874
29 * trans-stmt.c (compute_inner_temp_size): Don't perform bounds
30 checking when calculating the bounds of scalarization.
32 2006-07-05 Francois-Xavier Coudert <coudert@clipper.ens.fr>
34 PR fortran/20892
35 * interface.c (gfc_match_interface): Don't allow dummy procedures
36 to have a generic interface.
38 2006-07-04 Paul Thomas <pault@gcc.gnu.org>
40 PR fortran/28174
41 * trans-array.c (gfc_conv_expr_descriptor): When building temp,
42 ensure that the substring reference uses a new charlen.
43 * trans-expr.c (gfc_conv_aliased_arg): Add the formal intent to
44 the argument list, lift the treatment of missing string lengths
45 from the above and implement the use of the intent.
46 (gfc_conv_function_call): Add the extra argument to the call to
47 the above.
49 PR fortran/28167
50 * trans-array.c (get_array_ctor_var_strlen): Treat a constant
51 substring reference.
52 * array.c (gfc_resolve_character_array_constructor): Remove
53 static attribute and add the gfc_ prefix, make use of element
54 charlens for the expression and pick up constant string lengths
55 for expressions that are not themselves constant.
56 * gfortran.h : resolve_character_array_constructor prototype
57 added.
58 * resolve.c (gfc_resolve_expr): Call resolve_character_array_
59 constructor again after expanding the constructor, to ensure
60 that the character length is passed to the expression.
62 2006-07-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
63 Daniel Franke <franke.daniel@gmail.com>
65 * intrinsic.c (add_subroutines): Add ITIME and IDATE.
66 * intrinsic.h (gfc_check_itime_idate,gfc_resolve_idate,
67 fc_resolve_itime): New protos.
68 * iresolve.c (gfc_resolve_itime, gfc_resolve_idate): New functions.
69 * check.c (gfc_check_itime_idate): New function.
70 * intrinsic.texi: Document the new intrinsics.
72 2006-07-03 Francois-Xavier Coudert <coudert@clipper.ens.fr>
74 * intrinsics/date_and_time.c (itime0,idate0,itime_i4,itime_i8,
75 idate_i4,idate_i8): New functions.
78 2006-07-03 Asher Langton <langton2@llnl.gov>
80 * decl.c (match_old_style_init): Add data attribute to symbol.
82 2006-07-03 Francois-Xavier Coudert <coudert@clipper.ens.fr>
84 * iresolve.c (gfc_resolve_cpu_time, gfc_resolve_random_number):
85 Remove ATTRIBUTE_UNUSED for used argument.
87 2006-07-03 Francois-Xavier Coudert <coudert@clipper.ens.fr>
89 * intrinsic.texi: Document new intrinsics.
91 2006-07-01 Tobias Schl�üter <tobias.schlueter@physik.uni-muenchen.de>
93 PR fortran/19259
94 * parse.c (next_free): Error out on line starting with semicolon.
95 (next_fixed): Fix formatting. Error out on line starting with
96 semicolon.
98 2006-06-30 Kazu Hirata <kazu@codesourcery.com>
100 * check.c: Fix a comment typo.
102 2006-06-25 Paul Thomas <pault@gcc.gnu.org>
104 PR fortran/25056
105 * interface.c (compare_actual_formal): Signal an error if the formal
106 argument is a pure procedure and the actual is not pure.
108 PR fortran/27554
109 * resolve.c (resolve_actual_arglist): If the type of procedure
110 passed as an actual argument is not already declared, see if it is
111 an intrinsic.
113 PR fortran/25073
114 * resolve.c (resolve_select): Use bits 1 and 2 of a new int to
115 keep track of the appearance of constant logical case expressions.
116 Signal an error is either value appears more than once.
118 PR fortran/20874
119 * resolve.c (resolve_fl_procedure): Signal an error if an elemental
120 function is not scalar valued.
122 PR fortran/20867
123 * match.c (recursive_stmt_fcn): Perform implicit typing of variables.
125 PR fortran/22038
126 * match.c (match_forall_iterator): Mark new variables as
127 FL_UNKNOWN if the match fails.
129 PR fortran/28119
130 * match.c (gfc_match_forall): Remove extraneous call to
131 gfc_match_eos.
133 PR fortran/25072
134 * resolve.c (resolve_code, resolve_function): Rework
135 forall_flag scheme so that it is set and has a value of
136 2, when the code->expr (ie. the forall mask) is resolved.
137 This is used to change "block" to "mask" in the non-PURE
138 error message.
140 2006-06-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
142 PR fortran/28081
143 * resolve.c (resolve_substring): Don't issue out-of-bounds
144 error messages when the range has zero size.
146 2006-06-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
148 PR fortran/23862
149 * lang-specs.h (f95-cpp-input): Pass -ffree-form to f951 unless
150 -ffixed-form is explicitly specified.
152 2006-06-24 Paul Thomas <pault@gcc.gnu.org>
154 PR fortran/28118
155 * trans-array.c (gfc_conv_expr_descriptor): When building temp,
156 use the substring reference to calculate the length if the
157 expression does not have a charlen.
159 2006-06-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
161 PR fortran/28094
162 * trans-intrinsic.c (gfc_conv_intrinsic_mod): Support cases where
163 there is no integer kind equal to the resulting real kind.
164 * intrinsic.c (add_functions): MODULO is not allowed as an actual
165 argument.
167 2006-06-23 Steven G. Kargl <kargls@comcast.net>
169 PR fortran/27981
170 * match.c (gfc_match_if): Handle errors in assignment in simple if.
172 2006-06-22 Asher Langton <langton2@llnl.gov>
174 PR fortran/24748
175 * primary.c (gfc_match_rvalue): Don't call match_substring for
176 implicit non-character types.
178 2006-06-22 Francois-Xavier Coudert <coudert@clipper.ens.fr>
180 PR libfortran/26769
181 * iresolve.c (gfc_resolve_reshape): Call reshape_r4 and
182 reshape_r8 instead of reshape_4 and reshape_8.
183 (gfc_resolve_transpose): Likewise for transpose.
185 2006-06-21 Francois-Xavier Coudert <coudert@clipper.ens.fr>
187 * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_unary_op,
188 gfc_conv_cst_int_power, gfc_conv_string_tmp,
189 gfc_conv_function_call): Replace calls to convert on constant
190 integer nodes by build_int_cst.
191 * trans-stmt.c (gfc_trans_do): Likewise.
192 * trans-io.c (set_internal_unit, transfer_namelist_element):
193 Likewise.
194 * trans-decl.c (build_entry_thunks): Likewise.
196 2006-06-20 Steven G. Kargl <kargls@comcast.net>
198 * simplify.c (gfc_simplify_rrspacing): Initialize and clear mpfr_t
199 variable.
201 2006-06-20 Paul Thomas <pault@gcc.gnu.org>
203 PR fortran/25049
204 PR fortran/25050
205 * check.c (non_init_transformational): New function.
206 (find_substring_ref): New function to signal use of disallowed
207 transformational intrinsic in an initialization expression.
208 (gfc_check_all_any): Call previous if initialization expr.
209 (gfc_check_count): The same.
210 (gfc_check_cshift): The same.
211 (gfc_check_dot_product): The same.
212 (gfc_check_eoshift): The same.
213 (gfc_check_minloc_maxloc): The same.
214 (gfc_check_minval_maxval): The same.
215 (gfc_check_gfc_check_product_sum): The same.
216 (gfc_check_pack): The same.
217 (gfc_check_spread): The same.
218 (gfc_check_transpose): The same.
219 (gfc_check_unpack): The same.
221 PR fortran/18769
222 *intrinsic.c (add_functions): Add gfc_simplify_transfer.
223 *intrinsic.h : Add prototype for gfc_simplify_transfer.
224 *simplify.c (gfc_simplify_transfer) : New function to act as
225 placeholder for eventual implementation. Emit error for now.
227 PR fortran/16206
228 * expr.c (find_array_element): Eliminate condition on length of
229 offset. Add bounds checking. Rearrange exit. Return try and
230 put gfc_constructor result as an argument.
231 (find_array_section): New function.
232 (find_substring_ref): New function.
233 (simplify_const_ref): Add calls to previous.
234 (simplify_parameter_variable): Return on NULL expr.
235 (gfc_simplify_expr): Only call gfc_expand_constructor for full
236 arrays.
238 PR fortran/20876
239 * match.c (gfc_match_forall): Add missing locus to gfc_code.
241 2006-06-18 Francois-Xavier Coudert <coudert@clipper.ens.fr>
243 PR fortran/26801
244 * trans-intrinsic.c (gfc_conv_associated): Use pre and post blocks
245 of the scalarization expression.
247 2006-06-18 Jerry DeLisle <jvdelisle@gcc.gnu.org>
249 PR fortran/19310
250 PR fortran/19904
251 * arith.c (gfc_range_check): Return ARITH_OK if -fno-range-check. Add
252 return of ARITH_NAN, ARITH_UNDERFLOW, and ARITH_OVERFLOW.
253 (gfc_arith_divide): If -fno-range-check allow mpfr to divide by zero.
254 * gfortran.h (gfc_option_t): Add new flag.
255 * invoke.texi: Document new flag.
256 * lang.opt: Add option -frange-check.
257 * options.c (gfc_init_options): Initialize new flag.
258 (gfc_handle_options): Set flag if invoked.
259 * simplify.c (range_check): Add error messages for
260 overflow, underflow, and other errors.
261 * trans-const.c (gfc_conv_mpfr_to_tree): Build NaN and Inf from mpfr
262 result.
264 2006-06-17 Karl Berry <karl@gnu.org>
266 * gfortran.texi (@dircategory): Use "Software development"
267 instead of "Programming", following the Free Software Directory.
269 2006-06-16 Francois-Xavier Coudert <coudert@clipper.ens.fr>
271 PR fortran/27965
272 * trans-array.c (gfc_conv_ss_startstride): Correct the runtime
273 conditions for bounds-checking. Check for nonzero stride.
274 Don't check the last dimension of assumed-size arrays. Fix the
275 dimension displayed in the error message.
277 2006-06-15 Thomas Koenig <Thomas.Koenig@online.de>
279 * trans-array.h (gfc_trans_create_temp_array): Add bool
280 argument.
281 * trans-arrray.c (gfc_trans_create_temp_array): Add extra
282 argument "function" to show if we are translating a function.
283 If we are translating a function, perform checks whether
284 the size along any argument is negative. In that case,
285 allocate size 0.
286 (gfc_trans_allocate_storage): Add function argument (as
287 false) to gfc_trans_create_temp_array call.
288 * trans-expr.c (gfc_conv_function_call): Add function
289 argument (as true) to gfc_trans_create_temp_array call.
290 * trans-stmt.c (gfc_conv_elemental_dependencies): Add
291 function argument (as false) to gfc_trans_create_temp_array
292 call.
293 * trans-intrinsic.c: Likewise.
295 2006-06-10 Paul Thomas <pault@gcc.gnu.org>
297 PR fortran/24558
298 PR fortran/20877
299 PR fortran/25047
300 * decl.c (get_proc_name): Add new argument to flag that a
301 module function entry is being treated. If true, correct
302 error condition, add symtree to module namespace and add
303 a module procedure.
304 (gfc_match_function_decl, gfc_match_entry,
305 gfc_match_subroutine): Use the new argument in calls to
306 get_proc_name.
307 * resolve.c (resolve_entries): ENTRY symbol reference to
308 to master entry namespace if a module function.
309 * trans-decl.c (gfc_create_module_variable): Return if
310 the symbol is an entry.
311 * trans-exp.c (gfc_conv_variable): Check that parent_decl
312 is not NULL.
314 2006-06-09 Jakub Jelinek <jakub@redhat.com>
316 PR fortran/27916
317 * trans-openmp.c (gfc_omp_clause_default_ctor): New function.
318 * trans.h (gfc_omp_clause_default_ctor): New prototype.
319 * f95-lang.c (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Define.
321 2006-06-08 Francois-Xavier Coudert <coudert@clipper.ens.fr>
323 PR fortran/27958
324 * trans-expr.c (gfc_conv_substring): If the substring start is
325 greater than its end, the length of the substring is zero, and
326 not negative.
327 (gfc_trans_string_copy): Don't generate a call to
328 _gfortran_copy_string when destination length is zero.
330 2006-06-08 Asher Langton <langton2@llnl.gov>
332 PR fortran/27786
333 * trans-array.c (gfc_conv_array_ref): Eliminate bounds checking
334 for assumed-size Cray pointees.
336 2006-06-08 Steven G. Kargl <kargls@comcat.net>
338 * intrinsic.c (add_subroutine): Make make_noreturn() conditional on
339 the appropriate symbol name.
341 2006-06-07 Paul Thomas <pault@gcc.gnu.org>
343 PR fortran/23091
344 * resolve.c (resolve_fl_variable): Error if an automatic
345 object has the SAVE attribute.
347 PR fortran/24168
348 * expr.c (simplify_intrinsic_op): Transfer the rank and
349 the locus to the simplified expression.
351 PR fortran/25090
352 PR fortran/25058
353 * gfortran.h : Add int entry_id to gfc_symbol.
354 * resolve.c : Add static variables current_entry_id and
355 specification_expr.
356 (resolve_variable): During code resolution, check if a
357 reference to a dummy variable in an executable expression
358 is preceded by its appearance as a parameter in an entry.
359 Likewise check its specification expressions.
360 (resolve_code): Update current_entry_id on EXEC_ENTRY.
361 (resolve_charlen, resolve_fl_variable): Set and reset
362 specifiaction_expr.
363 (is_non_constant_shape_array): Do not return on detection
364 of a variable but continue to resolve all the expressions.
365 (resolve_codes): set current_entry_id to an out of range
366 value.
368 2006-06-06 Mike Stump <mrs@apple.com>
370 * Make-lang.in: Rename to htmldir to build_htmldir to avoid
371 installing during build.
373 2006-06-06 Paul Thomas <pault@gcc.gnu.org>
375 PR fortran/27897
376 * match.c (gfc_match_common): Fix code typo. Remove
377 sym->name, since sym is NULL, and replace with name.
379 2006-06-05 Francois-Xavier Coudert <coudert@clipper.ens.fr>
381 PR libfortran/27895
382 * resolve.c (compute_last_value_for_triplet): New function.
383 (check_dimension): Correctly handle zero-sized array sections.
384 Add checking on last element of array sections.
386 2006-06-05 Steven G. Kargl <kargls@comcast.net>
388 * data.c (gfc_assign_data_value): Fix comment typo. Remove
389 a spurious return.
391 2006-06-05 Paul Thomas <pault@gcc.gnu.org>
393 PR fortran/14067
394 * data.c (create_character_intializer): Add warning message
395 for truncated string.
397 PR fortran/16943
398 * symbol.c : Include flags.h.
399 (gfc_add_type): If a procedure and types are the same do not
400 throw an error unless standard is less than gnu or pedantic.
402 PR fortran/20839
403 * parse.c (parse_do_block): Error if named block do construct
404 does not have a named enddo.
406 PR fortran/27655
407 * check.c (gfc_check_associated): Pick up EXPR_NULL for pointer
408 as well as target and put error return at end of function.
410 2006-06-03 Francois-Xavier Coudert <coudert@clipper.ens.fr>
412 * trans.c (gfc_msg_bounds, gfc_msg_fault, gfc_msg_wrong_return):
413 Add strings for common runtime error messages.
414 (gfc_trans_runtime_check): Add a locus argument, use a string
415 and not a string tree for the message.
416 * trans.h (gfc_trans_runtime_check): Change prototype accordingly.
417 (gfc_msg_bounds, gfc_msg_fault, gfc_msg_wrong_return): Add proto.
418 * trans-const.c (gfc_strconst_bounds, gfc_strconst_fault,
419 gfc_strconst_wrong_return, gfc_strconst_current_filename): Remove.
420 (gfc_init_constants): Likewise.
421 * trans-const.h: Likewise.
422 * trans-decl.c (gfc_build_builtin_function_decls): Call to
423 _gfortran_runtime_error has only one argument, the message string.
424 * trans-array.h (gfc_conv_array_ref): Add a symbol argument and a
425 locus.
426 * trans-array.c (gfc_trans_array_bound_check): Build precise
427 error messages.
428 (gfc_conv_array_ref): Use the new symbol argument and the locus
429 to build more precise error messages.
430 (gfc_conv_ss_startstride): More precise error messages.
431 * trans-expr.c (gfc_conv_variable): Give symbol reference and
432 locus to gfc_conv_array_ref.
433 (gfc_conv_function_call): Use the new prototype for
434 gfc_trans_runtime_check.
435 * trans-stmt.c (gfc_trans_goto): Build more precise error message.
436 * trans-io.c (set_string): Likewise.
437 * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use new prototype
438 for gfc_trans_runtime_check.
440 2006-06-01 Thomas Koenig <Thomas.Koenig@online.de>
442 PR fortran/27715
443 * arith.c: Cast the characters from the strings to unsigned
444 char to avoid values less than 0 for extended ASCII.
446 2006-06-01 Per Bothner <bothner@bothner.com>
448 * data.c (gfc_assign_data_value): Handle USE_MAPPED_LOCATION.
449 * scanner.c (gfc_gobble_whitespace): Likewise.
451 2006-06-01 Paul Thomas <pault@gcc.gnu.org>
453 PR fortran/25098
454 PR fortran/25147
455 * interface.c (compare_parameter): Return 1 if the actual arg
456 is external and the formal is a procedure.
457 (compare_actual_formal): If the actual argument is a variable
458 and the formal a procedure, this an error. If a gsymbol exists
459 for a procedure of the same name, this is not yet resolved and
460 the error is cleared.
462 * trans-intrinsic.c (gfc_conv_associated): Make provision for
463 zero array length or zero string length contingent on presence
464 of target, for consistency with standard.
466 2006-05-30 Asher Langton <langton2@llnl.gov>
468 * symbol.c (check_conflict): Allow external, function, and
469 subroutine attributes with Cray pointees.
470 * trans-expr.c (gfc_conv_function_val): Translate Cray pointees
471 that point to procedures.
472 * gfortran.texi: Document new feature.
474 2006-05-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>
476 PR fortran/27634
477 * io.c (check_format): Add error for missing period in format
478 specifier unless -std=legacy.
479 * gfortran.texi: Add description of expanded namelist read and
480 missing period in format extensions.
482 2006-05-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
484 PR fortran/19777
485 * trans-array.c (gfc_conv_array_ref): Perform out-of-bounds
486 checking for assumed-size arrrays for all but the last dimension.
488 2006-05-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
490 * invoke.texi: Change -fpackderived into -fpack-derived.
492 2006-05-29 Kazu Hirata <kazu@codesourcery.com>
494 * options.c, primary.c, resolve.c, trans-common.c: Fix typos
495 in error messages.
497 2006-05-28 Kazu Hirata <kazu@codesourcery.com>
499 * check.c, expr.c, resolve.c, trans-common.c,
500 trans-intrinsic.c, trans-stmt.c, trans-types.c: Fix comment typos.
502 2006-05-27 Francois-Xavier Coudert <coudert@clipper.ens.fr>
504 PR fortran/19777
505 * trans-array.c (gfc_conv_array_ref): Don't perform out-of-bounds
506 checking for assumed-size arrrays.
508 2006-05-27 Paul Thomas <pault@gcc.gnu.org>
510 * trans-intrinsic.c (gfc_conv_associated): If pointer in first
511 arguments has zero array length of zero string length, return
512 false.
514 2006-05-26 Francois-Xavier Coudert <coudert@clipper.ens.fr>
516 PR fortran/27524
517 * trans-array.c (gfc_trans_dummy_array_bias): Don't use stride as
518 a temporary variable when -fbounds-check is enabled, since its
519 value will be needed later.
521 2006-05-26 Thomas Koenig <Thomas.Koenig@online.de>
523 PR fortran/23151
524 * io.c (match_io): print (1,*) is an error.
526 2006-05-26 Paul Thomas <pault@gcc.gnu.org>
528 PR fortran/27709
529 * resolve.c (find_array_spec): Add gfc_symbol, derived, and
530 use to track repeated component references.
532 PR fortran/27155
533 PR fortran/27449
534 * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Use
535 se->string_length throughout and use memcpy to populate the
536 expression returned to the scalarizer.
537 (gfc_size_in_bytes): New function.
539 2006-05-21 Paul Thomas <pault@gcc.gnu.org>
541 PR fortran/27613
542 * primary.c (gfc_match_rvalue): Test if symbol represents a
543 direct recursive function reference. Error if array valued,
544 go to function0 otherwise.
546 2006-05-21 Paul Thomas <pault@gcc.gnu.org>
548 PR fortran/25746
549 * interface.c (gfc_extend_assign): Use new EXEC_ASSIGN_CALL.
550 * gfortran.h : Put EXEC_ASSIGN_CALL in enum.
551 * trans-stmt.c (gfc_conv_elemental_dependencies): New function.
552 (gfc_trans_call): Call it. Add new boolian argument to flag
553 need for dependency checking. Assert intent OUT and IN for arg1
554 and arg2.
555 (gfc_trans_forall_1): Use new code EXEC_ASSIGN_CALL.
556 trans-stmt.h : Modify prototype of gfc_trans_call.
557 trans.c (gfc_trans_code): Add call for EXEC_ASSIGN_CALL.
558 st.c (gfc_free_statement): Free actual for EXEC_ASSIGN_CALL.
559 * dependency.c (gfc_check_fncall_dependency): Don't check other
560 against itself.
562 PR fortran/25090
563 * resolve.c : Remove resolving_index_expr.
564 (entry_parameter): Remove.
565 (gfc_resolve_expr, resolve_charlen, resolve_fl_variable): Lift
566 calls to entry_parameter and references to resolving_index_expr.
568 PR fortran/27584
569 * check.c (gfc_check_associated): Replace NULL assert with an
570 error message, since it is possible to generate bad code that
571 has us fall through to here..
573 PR fortran/19015
574 * iresolve.c (maxloc, minloc): If DIM is not present, pass the
575 rank of ARRAY as the shape of the result. Otherwise, pass the
576 shape of ARRAY, less the dimension DIM.
577 (maxval, minval): The same, when DIM is present, otherwise no
578 change.
580 2006-05-19 H.J. Lu <hongjiu.lu@intel.com>
582 PR fortran/27662
583 * trans-array.c (gfc_conv_expr_descriptor): Don't zero the
584 first stride to indicate a temporary.
585 * trans-expr.c (gfc_conv_function_call): Likewise.
587 2006-05-18 Francois-Xavier Coudert <coudert@clipper.ens.fr>
588 Feng Wang <fengwang@nudt.edu.cn>
590 PR fortran/27552
591 * dump-parse-tree.c (gfc_show_expr): Deal with Hollerith constants.
592 * data.c (create_character_intializer): Set from_H flag if character is
593 initialized by Hollerith constant.
595 2006-05-17 Francois-Xavier Coudert <coudert@clipper.ens.fr>
597 PR fortran/26551
598 * resolve.c (resolve_call, resolve_function): Issue an error
599 if a function or subroutine call is recursive but the function or
600 subroutine wasn't declared as such.
602 2006-05-07 Francois-Xavier Coudert <coudert@clipper.ens.fr>
604 PR fortran/26551
605 * gfortran.dg/recursive_check_1.f: New test.
608 2006-05-17 Francois-Xavier Coudert <coudert@clipper.ens.fr>
610 PR fortran/27320
611 * dump-parse-tree.c (gfc_show_code_node): Try harder to find the
612 called procedure name.
614 2006-05-17 Jakub Jelinek <jakub@redhat.com>
616 PR middle-end/27415
617 * trans-openmp.c (gfc_trans_omp_parallel_do,
618 gfc_trans_omp_parallel_sections, gfc_trans_omp_parallel_workshare): Set
619 OMP_PARALLEL_COMBINED flag.
621 2006-05-16 H.J. Lu <hongjiu.lu@intel.com>
623 PR driver/26885
624 * Make-lang.in (GFORTRAN_D_OBJS): Replace gcc.o with
625 $(GCC_OBJS).
627 2006-05-15 Paul Thomas <pault@gcc.gnu.org>
629 PR fortran/25090
630 * resolve.c: Static resolving_index_expr initialized.
631 (entry_parameter): New function to emit errors for variables
632 that are not entry parameters.
633 (gfc_resolve_expr): Call entry_parameter, when resolving
634 variables, if the namespace has entries and resolving_index_expr
635 is set.
636 (resolve_charlen): Set resolving_index_expr before the call to
637 resolve_index_expr and reset it afterwards.
638 (resolve_fl_variable): The same before and after the call to
639 is_non_constant_shape_array, which ultimately makes a call to
640 gfc_resolve_expr.
642 PR fortran/25082
643 * resolve.c (resolve_code): Add error condition that the return
644 expression must be scalar.
646 PR fortran/27411
647 * matchexp.c (gfc_get_parentheses): New function.
648 (match_primary): Remove inline code and call above.
649 * gfortran.h: Provide prototype for gfc_get_parentheses.
650 * resolve.c (resolve_array_ref): Call the above, when start is a
651 derived type variable array reference.
653 2006-05-15 Jakub Jelinek <jakub@redhat.com>
655 PR fortran/27446
656 * trans-openmp.c (gfc_trans_omp_array_reduction): Ensure
657 OMP_CLAUSE_REDUCTION_{INIT,MERGE} are set to BIND_EXPR.
659 2006-05-14 H.J. Lu <hongjiu.lu@intel.com>
661 * Make-lang.in (fortran/options.o): Depend on $(TARGET_H).
663 2006-05-11 Francois-Xavier Coudert <coudert@clipper.ens.fr>
665 PR fortran/27553
666 * parse.c (next_free): Return instead of calling decode_statement
667 upon error.
669 2005-05-10 Thomas Koenig <Thomas.Koenig@online.de>
671 PR fortran/27470
672 * trans-array.c(gfc_array_allocate): If ref->next exists
673 that is if there is a statement like ALLOCATE(foo%bar(2)),
674 F95 rules require that bar should be a pointer.
676 2006-05-10 Francois-Xavier Coudert <coudert@clipper.ens.fr>
678 PR fortran/20460
679 * resolve.c (gfc_resolve_index): Make REAL array indices a
680 GFC_STD_LEGACY feature.
682 2006-05-10 Francois-Xavier Coudert <coudert@clipper.ens.fr>
684 PR fortran/24549
685 * parse.c (reject_statement): Clear gfc_new_block.
687 2006-05-09 Steven G. Kargl <kargls@comcast.net>
689 * invoke.texi: Missed file in previous commit. Update
690 description of -fall-intrinsics
692 2006-05-07 Steven Boscher <steven@gcc.gnu.org>
694 PR fortran/27378
695 * parse.c (next_statement): Add check to avoid an ICE when
696 gfc_current_locus.lb is not set.
698 2006-05-07 Tobias Schl�üter <tobias.schlueter@physik.uni-muenchen.de>
700 PR fortran/27457
701 * match.c (match_case_eos): Error out on garbage following
702 CASE(...).
704 2006-05-07 Paul Thomas <pault@gcc.gnu.org>
706 PR fortran/24813
707 * trans-array.c (get_array_ctor_strlen): Remove static attribute.
708 * trans.h: Add prototype for get_array_ctor_strlen.
709 * trans-intrinsic.c (gfc_conv_intrinsic_len): Switch on EXPR_ARRAY
710 and call get_array_ctor_strlen.
712 2006-05-05 Steven G. Kargl <kargls@comcast.net>
714 * invoke.texi: Update description of -fall-intrinsics
715 * options.c (gfc_post_options): Disable -Wnonstd-intrinsics if
716 -fall-intrinsics is used.
717 (gfc_handle_option): Permit -Wno-nonstd-intrinsics.
719 2006-05-04 Tobias Schl�üter <tobias.schlueter@physik.uni-muenchen.de>
721 * simplify.c (ascii_table): Fix wrong entry.
723 2006-05-02 Steven G. Kargl <kargls@comcast.net>
725 PR fortran/26896
726 * lang.opt: Fix -Wtab description
728 PR fortran/20248
729 * lang.opt: New flag -fall-intrinsics.
730 * invoke.texi: Document option.
731 * gfortran.h (options_t): New member flag_all_intrinsics.
732 * options.c (gfc_init_options, gfc_handle_option): Set new option.
733 sort nearby misplaced options.
734 * intrinsic.c (add_sym, make_generic, make_alias): Use it.
736 2006-05-02 Paul Thomas <pault@gcc.gnu.org>
738 PR fortran/27269
739 * module.c: Add static flag in_load_equiv.
740 (mio_expr_ref): Return if no symtree and in_load_equiv.
741 (load_equiv): If any of the equivalence members have no symtree, free
742 the equivalence and the associated expressions.
744 PR fortran/27324
745 * trans-common.c (gfc_trans_common): Invert the order of calls to
746 finish equivalences and gfc_commit_symbols.
748 2006-04-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
750 PR fortran/25681
751 * simplify.c (simplify_len): Character variables with constant
752 length can be simplified.
754 2006-04-29 H.J. Lu <hongjiu.lu@intel.com>
756 PR fortran/27351
757 * trans-array.c (gfc_conv_array_transpose): Move gcc_assert
758 before gfc_conv_expr_descriptor.
760 2006-04-23 Paul Thomas <pault@gcc.gnu.org>
762 PR fortran/25099
763 * resolve.c (resolve_call): Check conformity of elemental
764 subroutine actual arguments.
766 2006-04-22 Jakub Jelinek <jakub@redhat.com>
768 PR fortran/26769
769 * iresolve.c (gfc_resolve_reshape): Use reshape_r16 for real(16).
770 (gfc_resolve_transpose): Use transpose_r16 for real(16).
772 2006-04-21 Paul Thomas <pault@gcc.gnu.org>
774 PR fortran/27122
775 * resolve.c (resolve_function): Remove general restriction on auto
776 character length function interfaces.
777 (gfc_resolve_uops): Check restrictions on defined operator
778 procedures.
779 (resolve_types): Call the check for defined operators.
781 PR fortran/27113
782 * trans-array.c (gfc_trans_array_constructor_subarray): Remove
783 redundant gfc_todo_error.
784 (get_array_ctor_var_strlen): Remove typo in enum.
786 2006-04-18 Bernhard Fischer <aldot@gcc.gnu.org>
788 * parse.c (next_free): Use consistent error string between
789 free-form and fixed-form for illegal statement label of zero.
790 (next_fixed): Use consistent warning string between free-form
791 and fixed-form for statement labels for empty statements.
793 2006-04-18 Steve Ellcey <sje@cup.hp.com>
795 * trans-io.c (gfc_build_io_library_fndecls): Align pad.
797 2006-04-16 Thomas Koenig <Thomas.Koenig@online.de>
799 PR fortran/26017
800 * trans-array.c(gfc_array_init_size): Introduce or_expr
801 which is true if the size along any dimension
802 is negative. Create a temporary variable with base
803 name size. If or_expr is true, set the temporary to 0,
804 to the normal size otherwise.
806 2006-04-16 Paul Thomas <pault@gcc.gnu.org>
808 PR fortran/26822
809 * intrinsic.c (add_functions): Mark LOGICAL as elemental.
811 PR fortran/26787
812 * expr.c (gfc_check_assign): Extend scope of error to include
813 assignments to a procedure in the main program or, from a
814 module or internal procedure that is not that represented by
815 the lhs symbol. Use VARIABLE rather than l-value in message.
817 PR fortran/27096
818 * trans-array.c (gfc_trans_deferred_array): If the backend_decl
819 is not a descriptor, dereference and then test and use the type.
821 PR fortran/25597
822 * trans-decl.c (gfc_trans_deferred_vars): Check if an array
823 result, is also automatic character length. If so, process
824 the character length.
826 PR fortran/18003
827 PR fortran/25669
828 PR fortran/26834
829 * trans_intrinsic.c (gfc_walk_intrinsic_bound): Set
830 data.info.dimen for bound intrinsics.
831 * trans_array.c (gfc_conv_ss_startstride): Pick out LBOUND and
832 UBOUND intrinsics and supply their shape information to the ss
833 and the loop.
835 PR fortran/27124
836 * trans_expr.c (gfc_trans_function_call): Add a new block, post,
837 in to which all the argument post blocks are put. Add this block
838 to se->pre after a byref call or to se->post, otherwise.
840 2006-04-14 Roger Sayle <roger@eyesopen.com>
842 * trans-io.c (set_string): Use fold_build2 and build_int_cst instead
843 of build2 and convert to construct "x < 0" rather than "x <= -1".
845 2006-04-13 Richard Henderson <rth@redhat.com>
847 * trans-openmp.c (gfc_trans_omp_sections): Adjust for changed
848 number of operands to OMP_SECTIONS.
850 2006-04-08 Kazu Hirata <kazu@codesourcery.com>
852 * gfortran.texi: Fix typos. Follow spelling conventions.
853 * resolve.c, trans-expr.c, trans-stmt.c: Fix comment typos.
854 Follow spelling conventions.
856 2006-04-05 Roger Sayle <roger@eyesopen.com>
858 * dependency.c (get_no_elements): Delete function.
859 (get_deps): Delete function.
860 (transform_sections): Delete function.
861 (gfc_check_section_vs_section): Significant rewrite.
863 2006-04-04 H.J. Lu <hongjiu.lu@intel.com>
865 PR fortran/25619
866 * trans-array.c (gfc_conv_expr_descriptor): Only dereference
867 character pointer when copying temporary.
869 PR fortran/23634
870 * trans-array.c (gfc_conv_expr_descriptor): Properly copy
871 temporary character with non constant size.
873 2006-04-03 Paul Thomas <pault@gcc.gnu.org>
875 PR fortran/26891
876 * trans.h: Prototype for gfc_conv_missing_dummy.
877 * trans-expr (gfc_conv_missing_dummy): New function
878 (gfc_conv_function_call): Call it and tidy up some of the code.
879 * trans-intrinsic (gfc_conv_intrinsic_function_args): The same.
881 PR fortran/26976
882 * array.c (gfc_array_dimen_size): If available, return shape[dimen].
883 * resolve.c (resolve_function): If available, use the argument
884 shape for the function expression.
885 * iresolve.c (gfc_resolve_transfer): Set shape[0] = size.
887 2006-04-02 Erik Edelmann <eedelman@gcc.gnu.org>
889 * trans-array.c (gfc_trans_dealloc_allocated): Take a
890 tree representation of the array to be deallocated as argument
891 instead of its gfc_symbol.
892 (gfc_trans_deferred_array): Update call to
893 gfc_trans_dealloc_allocated.
894 * trans-array.h (gfc_trans_dealloc_allocated): Update
895 prototype.
896 * trans-expr.c (gfc_conv_function_call): Update call to
897 gfc_trans_dealloc_allocated, get indirect reference to dummy
898 arguments.
900 2006-04-01 Roger Sayle <roger@eyesopen.com>
902 PR fortran/25270
903 * trans-array.c (gfc_trans_allocate_array_storage): In array index
904 calculations use gfc_index_zero_node and gfc_index_one_node instead
905 of integer_zero_node and integer_one_node respectively.
906 (gfc_conv_array_transpose): Likewise.
907 (gfc_conv_ss_startstride): Likewise.
908 (gfc_trans_dummy_array_bias): Likewise.
910 2006-04-01 Roger Sayle <roger@eyesopen.com>
912 * dependency.c (gfc_is_inside_range): Delete.
913 (gfc_check_element_vs_section): Significant rewrite.
915 2006-04-01 Roger Sayle <roger@eyesopen.com>
917 * dependency.c (gfc_dep_compare_expr): Strip parentheses and unary
918 plus operators when comparing expressions. Handle comparisons of
919 the form "X+C vs. X", "X vs. X+C", "X-C vs. X" and "X vs. X-C" where
920 C is an integer constant. Handle comparisons of the form "P+Q vs.
921 R+S" and "P-Q vs. R-S". Handle comparisons of integral extensions
922 specially (increasing functions) so extend(A) > extend(B), when A>B.
923 (gfc_check_element_vs_element): Move test later, so that we ignore
924 the fact that "A < B" or "A > B" when A or B contains a forall index.
926 2006-03-31 Asher Langton <langton2@llnl.gov>
928 PR fortran/25358
929 * expr.c (gfc_check_assign): Allow cray pointee to be assumes-size.
931 2006-03-30 Paul Thomas <paulthomas2@wanadoo.fr>
932 Bud Davis <bdavis9659@sbcglobal.net>
934 PR 21130
935 * module.c (load_needed): Traverse entire tree before returning.
937 2006-03-30 Roger Sayle <roger@eyesopen.com>
939 PR middle-end/22375
940 * trans.c (gfc_trans_runtime_check): Promote the arguments of
941 __builtin_expect to the correct types, and the result back to
942 boolean_type_node.
944 2006-03-29 Carlos O'Donell <carlos@codesourcery.com>
946 * Make-lang.in: Rename docdir to gcc_docdir.
948 2006-03-28 Steven G. Kargl <kargls@comcast.net>
950 * intrinsic.texi: s/floor/float in previous commit.
952 2006-03-28 Paul Thomas <pault@gcc.gnu.org>
954 PR fortran/26779
955 * resolve.c (resolve_fl_procedure): Do not check the access of
956 derived types for internal procedures.
958 2006-03-27 Jakub Jelinek <jakub@redhat.com>
960 * io.c (check_io_constraints): Don't look at
961 dt->advance->value.charater.string, unless it is a CHARACTER
962 constant.
964 * f95-lang.c (gfc_get_alias_set): New function.
965 (LANG_HOOKS_GET_ALIAS_SET): Define.
967 2006-03-25 Steven G. Kargl <kargls@comcast.net>
969 PR fortran/26816
970 * intrinsic.c (add_functions): Allow FLOAT to accept all integer kinds.
971 * intrinsic.texi: Document FLOAT.
973 2006-03-25 Thomas Koenig <Thomas.Koenig@online.de>
975 PR fortran/26769
976 * iresolve.c (gfc_resolve_reshape): Remove doubling of
977 kind for complex. For real(kind=10), call reshape_r10.
978 (gfc_resolve_transpose): For real(kind=10), call
979 transpose_r10.
981 2006-03-25 Roger Sayle <roger@eyesopen.com>
983 * dependency.c (gfc_check_dependency): Improve handling of pointers;
984 Two variables of different types can't have a dependency, and two
985 variables with the same symbol are equal, even if pointers.
987 2006-03-24 Roger Sayle <roger@eyesopen.com>
989 * gfortran.h (gfc_symbol): Add a new "forall_index" bit field.
990 * match.c (match_forall_iterator): Set forall_index field on
991 the iteration variable's symbol.
992 * dependency.c (contains_forall_index_p): New function to
993 traverse a gfc_expr to check whether it contains a variable
994 with forall_index set in it's symbol.
995 (gfc_check_element_vs_element): Return GFC_DEP_EQUAL for scalar
996 constant expressions that don't variables used as FORALL indices.
998 2006-03-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1000 PR driver/22600
1001 * error.c (gfc_fatal_error): Return ICE_EXIT_CODE instead of 4.
1003 2006-03-22 Thomas Koenig <Thomas.Koenig@online.de>
1005 PR fortran/19303
1006 * gfortran.h (gfc_option_t): Add record_marker.
1007 * lang.opt: Add -frecord-marker=4 and -frecord-marker=8.
1008 * trans-decl.c: Add gfor_fndecl_set_record_marker.
1009 (gfc_build_builtin_function_decls): Set
1010 gfor_fndecl_set_record_marker.
1011 (gfc_generate_function_code): If we are in the main program
1012 and -frecord-marker was provided, call set_record_marker.
1013 * options.c (gfc_handle_option): Add handling for
1014 -frecord-marker=4 and -frecord-marker=8.
1015 * invoke.texi: Document -frecord-marker.
1017 2006-03-22 Paul Thomas <pault@gcc.gnu.org>
1019 PR fortran/17298
1020 * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): New
1021 function to implement array valued TRANSFER intrinsic.
1022 (gfc_conv_intrinsic_function): Call the new function if TRANSFER
1023 and non-null se->ss.
1024 (gfc_walk_intrinsic_function): Treat TRANSFER as one of the
1025 special cases by calling gfc_walk_intrinsic_libfunc directly.
1027 2006-03-21 Toon Moene <toon@moene.indiv.nluug.nl>
1029 * options.c (gfc_init_options): Initialize
1030 flag_argument_noalias to 3.
1032 2006-03-20 Thomas Koenig <Thomas.Koenig@online.de>
1034 PR fortran/20935
1035 * iresolve.c (gfc_resolve_maxloc): If mask is scalar,
1036 prefix the function name with an "s". If the mask is scalar
1037 or if its kind is smaller than gfc_default_logical_kind,
1038 coerce it to default kind.
1039 (gfc_resolve_maxval): Likewise.
1040 (gfc_resolve_minloc): Likewise.
1041 (gfc_resolve_minval): Likewise.
1042 (gfc_resolve_product): Likewise.
1043 (gfc_resolve_sum): Likewise.
1045 2006-03-19 Paul Thomas <pault@gcc.gnu.org>
1047 PR fortran/26741
1048 *expr.c (external_spec_function): Permit elemental functions.
1050 PR fortran/26716
1051 *interface.c (compare_actual_formal): Detect call for procedure
1052 usage and require rank checking, in this case, for assumed shape
1053 and deferred shape arrays.
1054 (gfc_procedure_use): Revert to pre-PR25070 call to
1055 compare_actual_formal that does not require rank checking..
1057 2006-03-16 Roger Sayle <roger@eyesopen.com>
1059 * gfortran.h (gfc_equiv_info): Add length field.
1060 * trans-common.c (copy_equiv_list_to_ns): Set the length field.
1061 * dependency.c (gfc_are_equivalenced_arrays): Use both the offset
1062 and length fields to determine whether the two equivalenced symbols
1063 overlap in memory.
1065 2006-03-14 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1067 PR fortran/19101
1068 * gfortran.h: Add warn_ampersand.
1069 * invoke.texi: Add documentation for new option.
1070 * lang.opt: Add Wampersand.
1071 * options.c (gfc_init_options): Initialize warn_ampersand.
1072 (gfc_post_options): Set the warn if pedantic.
1073 (set_Wall): Set warn_ampersand.
1074 (gfc_handle_option: Add Wampersand for itself, -std=f95, and -std=f2003.
1075 * scanner.c (gfc_next_char_literal): Add test for missing '&' in
1076 continued character constant and give warning if missing.
1078 2006-03-14 Steven G. Kargl <kargls@comcast.net>
1080 PR 18537
1081 * gfortran.h: Wrap Copyright line.
1082 (gfc_option_t): add warn_tabs member.
1083 * lang.opt: Update Coyright year. Add the Wtabs.
1084 * invoke.texi: Document -Wtabs.
1085 * scanner.c (gfc_gobble_whitespace): Use warn_tabs. Add linenum to
1086 suppress multiple warnings.
1087 (load_line): Use warn_tabs. Add linenum, current_line, seen_comment
1088 to suppress multiple warnings.
1089 * options.c (gfc_init_options): Initialize warn_tabs.
1090 (set_Wall): set warn_tabs for -Wall.
1091 (gfc_post_options): Adjust flag_tabs depending on -pedantic.
1092 (gfc_handle_option): Process command-line option -W[no-]tabs
1094 2006-03-13 Paul Thomas <pault@gcc.gnu.org>
1096 PR fortran/25378
1097 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Set the initial position to zero and
1098 modify the condition for updating it, to implement the F2003 requirement for all(mask)
1099 is false.
1101 2006-03-13 Jakub Jelinek <jakub@redhat.com>
1103 * trans-openmp.c (gfc_trans_omp_variable): Handle references
1104 to parent result.
1105 * trans-expr.c (gfc_conv_variable): Remove useless setting
1106 of parent_flag, formatting.
1108 * trans-decl.c (gfc_get_fake_result_decl): Re-add setting of
1109 GFC_DECL_RESULT flag.
1111 2003-03-11 Roger Sayle <roger@eyesopen.com>
1113 * dependency.c (gfc_dep_compare_expr) <EXPR_OP>: Allow unary and
1114 binary operators to compare equal if their operands are equal.
1115 <EXPR_FUNCTION>: Allow "constant" intrinsic conversion functions
1116 to compare equal, if their operands are equal.
1118 2006-03-11 Erik Edelmann <eedelman@gcc.gnu.org>
1120 * symbol.c (check_conflict): Allow allocatable function results,
1121 except for elemental functions.
1122 * trans-array.c (gfc_trans_allocate_temp_array): Rename to ...
1123 (gfc_trans_create_temp_array): ... this, and add new argument
1124 callee_alloc.
1125 (gfc_trans_array_constructor, gfc_conv_loop_setup): Update call
1126 to gfc_trans_allocate_temp_array.
1127 * trans-array.h (gfc_trans_allocate_temp_array): Update prototype.
1128 * trans-expr.c (gfc_conv_function_call): Use new arg of
1129 gfc_trans_create_temp_array avoid pre-allocation of temporary
1130 result variables of pointer AND allocatable functions.
1131 (gfc_trans_arrayfunc_assign): Return NULL for allocatable
1132 functions.
1133 * resolve.c (resolve_symbol): Copy value of 'allocatable' attribute
1134 from sym->result to sym.
1136 2006-03-09 Erik Edelmann <eedelman@gcc.gnu.org>
1138 * trans-expr.c (gfc_add_interface_mapping): Copy 'allocatable'
1139 attribute from sym to new_sym. Call build_fold_indirect_ref()
1140 for allocatable arguments.
1142 2006-03-09 Paul Thomas <pault@gcc.gnu.org>
1144 PR fortran/26257
1145 * trans-array.c (gfc_conv_expr_descriptor): Exclude calculation of
1146 the offset and data when se->data_not_needed is set.
1147 * trans.h: Include the data_not_need bit in gfc_se.
1148 * trans-intrinsic.c (gfc_conv_intrinsic_size): Set it for SIZE.
1150 2006-03-06 Paul Thomas <pault@gcc.gnu.org>
1151 Erik Edelmann <eedelman@gcc.gnu.org>
1153 * trans-array.c (gfc_trans_dealloc_allocated): New function.
1154 (gfc_trans_deferred_array): Use it, instead of inline code.
1155 * trans-array.h: Prototype for gfc_trans_dealloc_allocated().
1156 * trans-expr.c (gfc_conv_function_call): Deallocate allocated
1157 ALLOCATABLE, INTENT(OUT) arguments upon procedure entry.
1159 2006-03-06 Paul Thomas <pault@gcc.gnu.org>
1161 PR fortran/26107
1162 * resolve.c (resolve_function): Add name after test for pureness.
1164 PR fortran/19546
1165 * trans-expr.c (gfc_conv_variable): Detect reference to parent result,
1166 store current_function_decl, replace with parent, whilst calls are
1167 made to gfc_get_fake_result_decl, and restore afterwards. Signal this
1168 to gfc_get_fake_result_decl with a new argument, parent_flag.
1169 * trans-stmt.c (gfc_trans_return): gfc_get_fake_result_decl 2nd arg
1170 is set to zero.
1171 * trans.h: Add parent_flag to gfc_get_fake_result_decl prototype.
1172 * trans-decl.c (gfc_get_fake_result_decl): On parent_flag, being set,
1173 add decl to parent function. Replace refs to current_fake_result_decl
1174 with refs to this_result_decl.
1175 (gfc_generate_function_code): Null parent_fake_result_decl before the
1176 translation of code for contained procedures. Set parent_flag to zero
1177 in call to gfc_get_fake_result_decl.
1178 * trans-intrinsic.c (gfc_conv_intrinsic_len): The same.
1180 2006-03-05 Steven G. Kargl <kargls@comcast.net>
1182 * simplify.c (gfc_simplify_verify): Fix return when SET=''.
1184 2006-03-05 Erik Edelmann <eedelman@gcc.gnu.org>
1186 PR fortran/16136
1187 * symbol.c (conf_std): New macro.
1188 (check_conflict): Use it to allow ALLOCATABLE dummy
1189 arguments for F2003.
1190 * trans-expr.c (gfc_conv_function_call): Pass the
1191 address of the array descriptor when dummy argument is
1192 ALLOCATABLE.
1193 * interface.c (compare_allocatable): New function.
1194 (compare_actual_formal): Use it.
1195 * resolve.c (resolve_deallocate_expr,
1196 resolve_allocate_expr): Check that INTENT(IN) variables
1197 aren't (de)allocated.
1198 * gfortran.texi (Fortran 2003 status): List ALLOCATABLE
1199 dummy arguments as supported.
1201 2006-03-03 Roger Sayle <roger@eyesopen.com>
1203 * dependency.c (gfc_check_element_vs_element): Revert last change.
1205 2006-03-03 Roger Sayle <roger@eyesopen.com>
1207 * dependency.c (gfc_check_element_vs_element): Consider two
1208 unordered scalar subscripts as (potentially) equal.
1210 2006-03-03 Roger Sayle <roger@eyesopen.com>
1212 * dependency.c (gfc_check_dependency): Call gfc_dep_resolver to
1213 check whether two array references have a dependency.
1214 (gfc_check_element_vs_element): Assume lref and rref must be
1215 REF_ARRAYs. If gfc_dep_compare_expr returns -2, assume these
1216 references could potentially overlap.
1217 (gfc_dep_resolver): Whitespace and comment tweaks. Assume a
1218 dependency if the references have different depths. Rewrite
1219 final term to clarrify we only have a dependency for overlaps.
1221 2006-03-03 Thomas Koenig <Thomas.Koenig@online.de>
1223 PR fortran/25031
1224 * trans-array.h: Adjust gfc_array_allocate prototype.
1225 * trans-array.c (gfc_array_allocate): Change type of
1226 gfc_array_allocatate to bool. Function returns true if
1227 it operates on an array. Change second argument to gfc_expr.
1228 Find last reference in chain.
1229 If the function operates on an allocatable array, emit call to
1230 allocate_array() or allocate64_array().
1231 * trans-stmt.c (gfc_trans_allocate): Code to follow to last
1232 reference has been moved to gfc_array_allocate.
1233 * trans.h: Add declaration for gfor_fndecl_allocate_array and
1234 gfor_fndecl_allocate64_array.
1235 (gfc_build_builtin_function_decls): Add gfor_fndecl_allocate_array
1236 and gfor_fndecl_allocate64_array.
1238 2006-03-01 Roger Sayle <roger@eyesopen.com>
1240 * trans-stmt.c (generate_loop_for_temp_to_lhs): Add an additional
1241 INVERT argument to invert the sense of the WHEREMASK argument.
1242 Remove unneeded code to AND together a list of masks.
1243 (generate_loop_for_rhs_to_temp): Likewise.
1244 (gfc_trans_assign_need_temp): Likewise.
1245 (gfc_trans_forall_1): Likewise.
1246 (gfc_evaluate_where_mask): Likewise, add a new INVERT argument
1247 to specify the sense of the MASK argument.
1248 (gfc_trans_where_assign): Likewise.
1249 (gfc_trans_where_2): Likewise. Restructure code that decides
1250 whether we need to allocate zero, one or two temporary masks.
1251 If this is a top-level WHERE (i.e. the incoming MASK is NULL),
1252 we only need to allocate at most one temporary mask, and can
1253 invert it's sense to provide the complementary pending execution
1254 mask. Only calculate the size of the required temporary arrays
1255 if we need any.
1256 (gfc_trans_where): Update call to gfc_trans_where_2.
1258 2006-03-01 Paul Thomas <pault@gcc.gnu.org>
1260 * iresolve.c (gfc_resolve_dot_product): Remove any difference in
1261 treatment of logical types.
1262 * trans-intrinsic.c (gfc_conv_intrinsic_dot_product): New function.
1264 PR fortran/26393
1265 * trans-decl.c (gfc_get_symbol_decl): Extend condition that symbols
1266 must be referenced to include unreferenced symbols in an interface
1267 body.
1269 PR fortran/20938
1270 * trans-array.c (gfc_conv_resolve_dependencies): Add call to
1271 gfc_are_equivalenced_arrays.
1272 * symbol.c (gfc_free_equiv_infos, gfc_free_equiv_lists): New
1273 functions. (gfc_free_namespace): Call them.
1274 * trans-common.c (copy_equiv_list_to_ns): New function.
1275 (add_equivalences): Call it.
1276 * gfortran.h: Add equiv_lists to gfc_namespace and define
1277 gfc_equiv_list and gfc_equiv_info.
1278 * dependency.c (gfc_are_equivalenced_arrays): New function.
1279 (gfc_check_dependency): Call it.
1280 * dependency.h: Prototype for gfc_are_equivalenced_arrays.
1282 2006-03-01 Roger Sayle <roger@eyesopen.com>
1284 * dependency.c (gfc_is_same_range): Compare the stride, lower and
1285 upper bounds when testing array reference ranges for equality.
1286 (gfc_check_dependency): Fix indentation whitespace.
1287 (gfc_check_element_vs_element): Likewise.
1288 (gfc_dep_resolver): Likewise.
1290 2006-02-28 Thomas Koenig <Thomas.Koenig@online.de>
1292 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc):
1293 If the mask expression exists and has rank 0, enclose the
1294 generated loop in an "if (mask)". Put the default
1295 initialization into the else branch.
1297 2006-02-25 Thomas Koenig <Thomas.Koenig@online.de>
1299 PR fortran/23092
1300 * trans-intrinsic.c (gfc_conv_intrinsic_arith): If the
1301 mask expression exists and has rank 0, enclose the generated
1302 loop in an "if (mask)".
1303 * (gfc_conv_intrinsic_minmaxloc): Likewise.
1305 2006-02-24 Paul Thomas <pault@gcc.gnu.org>
1307 PR fortran/26409
1308 * resolve.c (resolve_contained_functions, resolve_types,
1309 gfc_resolve): Revert patch of 2006-02-19.
1311 2006-02-24 Paul Thomas <pault@gcc.gnu.org>
1313 PR fortran/24519
1314 * dependency.c (gfc_is_same_range): Correct typo.
1315 (gfc_check_section_vs_section): Call gfc_is_same_range.
1317 PR fortran/25395
1318 * trans-common.c (add_equivalences): Add a new flag that is set when
1319 an equivalence is seen that prevents more from being reset until the
1320 start of a new traversal of the list, thus ensuring completion of
1321 all the equivalences.
1323 2006-02-23 Erik Edelmann <eedelman@gcc.gnu.org>
1325 * module.c (read_module): Remove redundant code lines.
1327 2006-02-20 Rafael �Ávila de Esp�índola <rafael.espindola@gmail.com>
1328 * Make-lang.in (FORTRAN): Remove
1329 (.PHONY): Remove F95 and f95. Add fortran
1331 2006-02-20 Roger Sayle <roger@eyesopen.com>
1333 * trans-stmt.c (gfc_trans_where_2): Avoid updating unused current
1334 execution mask for empty WHERE/ELSEWHERE clauses. Don't allocate
1335 temporary mask arrays if they won't be used.
1337 2006-02-20 Roger Sayle <roger@eyesopen.com>
1339 * trans-stmt.c (gfc_trans_where_assign): Remove code to handle
1340 traversing a linked list of MASKs. The MASK is now always a
1341 single element requiring no ANDing during the assignment.
1343 2006-02-19 Thomas Koenig <Thomas.Koenig@online.de>
1345 * gfortran.texi: Document environment variables which
1346 influence runtime behavior.
1348 2006-02-19 H.J. Lu <hongjiu.lu@intel.com>
1350 * resolve.c (resolve_contained_functions): Call resolve_entries
1351 first.
1352 (resolve_types): Remove calls to resolve_entries and
1353 resolve_contained_functions.
1354 (gfc_resolve): Call resolve_contained_functions.
1356 2006-02-19 Erik Edelmann <eedelman@gcc.gnu.org>
1358 PR fortran/26201
1359 * intrinsic.c (gfc_convert_type_warn): Call
1360 gfc_intrinsic_symbol() on the newly created symbol.
1362 2006-02-19 Paul Thomas <pault@gcc.gnu.org>
1364 PR fortran/25054
1365 * resolve.c (is_non_constant_shape_array): New function.
1366 (resolve_fl_variable): Remove code for the new function and call it.
1367 (resolve_fl_namelist): New function. Add test for namelist array
1368 with non-constant shape, using is_non_constant_shape_array.
1369 (resolve_symbol): Remove code for resolve_fl_namelist and call it.
1371 PR fortran/25089
1372 * match.c (match_namelist): Increment the refs field of an accepted
1373 namelist object symbol.
1374 * resolve.c (resolve_fl_namelist): Test namelist objects for a conflict
1375 with contained or module procedures.
1377 2006-02-18 Roger Sayle <roger@eyesopen.com>
1379 * trans-stmt.c (struct temporary_list): Delete.
1380 (gfc_trans_where_2): Major reorganization. Remove no longer needed
1381 TEMP argument. Allocate and deallocate the control mask and
1382 pending control mask locally.
1383 (gfc_trans_forall_1): Delete TEMP local variable, and update
1384 call to gfc_trans_where_2. No need to deallocate arrays after.
1385 (gfc_evaluate_where_mask): Major reorganization. Change return
1386 type to void. Pass in parent execution mask, MASK, and two
1387 already allocated mask arrays CMASK and PMASK. On return
1388 CMASK := MASK & COND, PMASK := MASK & !COND. MASK, CMASK and
1389 CMASK may all be NULL, or refer to the same temporary arrays.
1390 (gfc_trans_where): Update call to gfc_trans_where_2. We no
1391 longer need a TEMP variable or to deallocate temporary arrays
1392 allocated by gfc_trans_where_2.
1394 2006-02-18 Danny Smith <dannysmith@users.sourceforeg.net>
1396 * gfortran.h (gfc_add_attribute): Change uint to unsigned int.
1397 * symbol.c (gfc_add_attribute): Likewise for definition.
1398 * resolve.c (resolve_global_procedure): Likewise for variable 'type'.
1400 2006-02-17 Richard Sandiford <richard@codesourcery.com>
1402 * trans-common.c: Include rtl.h earlier.
1403 * trans-decl.c: Likewise.
1405 2006-02-16 Jakub Jelinek <jakub@redhat.com>
1407 PR fortran/26224
1408 * parse.c (parse_omp_do, parse_omp_structured_block): Call
1409 gfc_commit_symbols and gfc_warning_check.
1411 * openmp.c (resolve_omp_clauses): Add a dummy case label to workaround
1412 PR middle-end/26316.
1414 2006-02-16 Paul Thomas <pault@gcc.gnu.org>
1416 PR fortran/24557
1417 * trans-expr.c (gfc_add_interface_mapping): Use the actual argument
1418 for character(*) arrays, rather than casting to the type and kind
1419 parameters of the formal argument.
1421 2006-02-15 Toon Moene <toon@moene.indiv.nluug.nl>
1423 PR fortran/26054
1424 * options.c: Do not warn for Fortran 2003 features by default.
1426 2006-02-15 Tobias Schl�üter <tobias.schlueter@physik.uni-muenchen.de>
1428 * check.c: Update copyright years.
1430 * check.c (gfc_check_minloc_maxloc, check_reduction): Don't call
1431 dim_range_check on not-present optional dim argument.
1433 2006-02-15 Jakub Jelinek <jakub@redhat.com>
1435 PR libgomp/25938
1436 PR libgomp/25984
1437 * Make-lang.in (install-finclude-dir): New goal.
1438 (fortran.install-common): Depend on install-finclude-dir.
1439 * lang-specs.h: If not -nostdinc, add -I finclude.
1441 2006-02-14 Thomas Koenig <Thomas.Koenig@online.de>
1443 PR fortran/25045
1444 * check.c (dim_check): Perform all checks if dim is optional.
1445 (gfc_check_minloc_maxloc): Use dim_check and dim_rank_check
1446 to check dim argument.
1447 (check_reduction): Likewise.
1449 2006-02-14 Tobias Schl�üter <tobias.schlueter@physik.uni-muenchen.de>
1451 PR fortran/26277
1452 * io.c (match_ltag): Mark label as referenced.
1454 2006-02-14 Jakub Jelinek <jakub@redhat.com>
1455 Richard Henderson <rth@redhat.com>
1456 Diego Novillo <dnovillo@redhat.com>
1458 * invoke.texi: Document -fopenmp.
1459 * gfortran.texi (Extensions): Document OpenMP.
1461 Backport from gomp-20050608-branch
1462 * trans-openmp.c: Call build_omp_clause instead of
1463 make_node when creating OMP_CLAUSE_* trees.
1464 (gfc_trans_omp_reduction_list): Remove argument 'code'.
1465 Adjust all callers.
1467 * trans.h (build4_v): Define.
1468 * trans-openmp.c: Call build4_v to create OMP_PARALLEL nodes.
1469 Call build3_v to create OMP_SECTIONS nodes.
1471 PR fortran/25162
1472 * openmp.c (gfc_match_omp_variable_list): Call gfc_set_sym_referenced
1473 on all symbols added to the variable list.
1475 * openmp.c (gfc_match_omp_clauses): Fix check for non-INTRINSIC
1476 procedure symbol in REDUCTION.
1478 * trans-openmp.c (gfc_trans_omp_array_reduction): Use gfc_add
1479 for MINUS_EXPR OMP_CLAUSE_REDUCTION_CODE.
1481 * trans-openmp.c (gfc_trans_omp_do): Add PBLOCK argument. If PBLOCK
1482 is non-NULL, evaluate INIT/COND/INCR and chunk size expressions in
1483 that statement block.
1484 (gfc_trans_omp_parallel_do): Pass non-NULL PBLOCK to gfc_trans_omp_do
1485 for non-ordered non-static combined loops.
1486 (gfc_trans_omp_directive): Pass NULL PBLOCK to gfc_trans_omp_do.
1488 * openmp.c: Include target.h and toplev.h.
1489 (gfc_match_omp_threadprivate): Emit diagnostic if target does
1490 not support TLS.
1491 * Make-lang.in (fortran/openmp.o): Add dependencies on
1492 target.h and toplev.h.
1494 * trans-decl.c (gfc_get_fake_result_decl): Set GFC_DECL_RESULT.
1495 * trans-openmp.c (gfc_omp_privatize_by_reference): Make
1496 DECL_ARTIFICIAL vars predetermined shared except GFC_DECL_RESULT.
1497 (gfc_omp_disregard_value_expr): Handle GFC_DECL_RESULT.
1498 (gfc_trans_omp_variable): New function.
1499 (gfc_trans_omp_variable_list, gfc_trans_omp_reduction_list): Use it.
1500 * trans.h (GFC_DECL_RESULT): Define.
1502 * trans-openmp.c (gfc_omp_firstprivatize_type_sizes): New function.
1503 * f95-lang.c (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
1504 * trans.h (gfc_omp_firstprivatize_type_sizes): New prototype.
1506 * trans-openmp.c (gfc_omp_privatize_by_reference): Return
1507 true if a pointer has GFC_DECL_SAVED_DESCRIPTOR set.
1508 (gfc_trans_omp_array_reduction, gfc_trans_omp_reduction_list): New
1509 functions.
1510 (gfc_trans_omp_clauses): Add WHERE argument. Call
1511 gfc_trans_omp_reduction_list rather than gfc_trans_omp_variable_list
1512 for reductions.
1513 (gfc_trans_omp_do, gfc_trans_omp_parallel, gfc_trans_omp_parallel_do,
1514 gfc_trans_omp_parallel_sections, gfc_trans_omp_parallel_workshare,
1515 gfc_trans_omp_sections, gfc_trans_omp_single): Adjust
1516 gfc_trans_omp_clauses callers.
1518 * openmp.c (omp_current_do_code): New var.
1519 (gfc_resolve_omp_do_blocks): New function.
1520 (gfc_resolve_omp_parallel_blocks): Call it.
1521 (gfc_resolve_do_iterator): Add CODE argument. Don't propagate
1522 predetermination if argument is !$omp do or !$omp parallel do
1523 iteration variable.
1524 * resolve.c (resolve_code): Call gfc_resolve_omp_do_blocks
1525 for EXEC_OMP_DO. Adjust gfc_resolve_do_iterator caller.
1526 * fortran.h (gfc_resolve_omp_do_blocks): New prototype.
1527 (gfc_resolve_do_iterator): Add CODE argument.
1529 * trans.h (gfc_omp_predetermined_sharing,
1530 gfc_omp_disregard_value_expr, gfc_omp_private_debug_clause): New
1531 prototypes.
1532 (GFC_DECL_COMMON_OR_EQUIV, GFC_DECL_CRAY_POINTEE): Define.
1533 * trans-openmp.c (gfc_omp_predetermined_sharing,
1534 gfc_omp_disregard_value_expr, gfc_omp_private_debug_clause): New
1535 functions.
1536 * trans-common.c (build_equiv_decl, build_common_decl,
1537 create_common): Set GFC_DECL_COMMON_OR_EQUIV flag on the decls.
1538 * trans-decl.c (gfc_finish_cray_pointee): Set GFC_DECL_CRAY_POINTEE
1539 on the decl.
1540 * f95-lang.c (LANG_HOOKS_OMP_PREDETERMINED_SHARING,
1541 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
1542 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE): Define.
1544 * openmp.c (resolve_omp_clauses): Remove extraneous comma.
1546 * symbol.c (check_conflict): Add conflict between cray_pointee and
1547 threadprivate.
1548 * openmp.c (gfc_match_omp_threadprivate): Fail if
1549 gfc_add_threadprivate returned FAILURE.
1550 (resolve_omp_clauses): Diagnose Cray pointees in SHARED,
1551 {,FIRST,LAST}PRIVATE and REDUCTION clauses and Cray pointers in
1552 {FIRST,LAST}PRIVATE and REDUCTION clauses.
1554 * resolve.c (omp_workshare_flag): New variable.
1555 (resolve_function): Diagnose use of non-ELEMENTAL user defined
1556 function in WORKSHARE construct.
1557 (resolve_code): Cleanup forall_save use. Make sure omp_workshare_flag
1558 is set to correct value in different contexts.
1560 * openmp.c (resolve_omp_clauses): Replace %s with '%s' when printing
1561 variable name.
1562 (resolve_omp_atomic): Likewise.
1564 PR fortran/24493
1565 * scanner.c (skip_free_comments): Set at_bol at the beginning of the
1566 loop, not before it.
1567 (skip_fixed_comments): Handle ! comments in the middle of line here
1568 as well.
1569 (gfc_skip_comments): Use skip_fixed_comments for FIXED_FORM even if
1570 not at BOL.
1571 (gfc_next_char_literal): Fix expected canonicalized *$omp string.
1573 * trans-openmp.c (gfc_trans_omp_do): Use make_node and explicit
1574 initialization to build OMP_FOR instead of build.
1576 * trans-decl.c (gfc_gimplify_function): Invoke
1577 diagnose_omp_structured_block_errors.
1579 * trans-openmp.c (gfc_trans_omp_master): Use OMP_MASTER.
1580 (gfc_trans_omp_ordered): Use OMP_ORDERED.
1582 * gfortran.h (gfc_resolve_do_iterator, gfc_resolve_blocks,
1583 gfc_resolve_omp_parallel_blocks): New prototypes.
1584 * resolve.c (resolve_blocks): Renamed to...
1585 (gfc_resolve_blocks): ... this. Remove static.
1586 (gfc_resolve_forall): Adjust caller.
1587 (resolve_code): Only call gfc_resolve_blocks if code->block != 0
1588 and not for EXEC_OMP_PARALLEL* directives. Call
1589 gfc_resolve_omp_parallel_blocks for EXEC_OMP_PARALLEL* directives.
1590 Call gfc_resolve_do_iterator if resolved successfully EXEC_DO
1591 iterator.
1592 * openmp.c: Include pointer-set.h.
1593 (omp_current_ctx): New variable.
1594 (gfc_resolve_omp_parallel_blocks, gfc_resolve_do_iterator): New
1595 functions.
1596 * Make-lang.in (fortran/openmp.o): Depend on pointer-set.h.
1598 * openmp.c (gfc_match_omp_clauses): For max/min/iand/ior/ieor,
1599 look up symbol if it exists, use its name instead and, if it is not
1600 INTRINSIC, issue diagnostics.
1602 * parse.c (parse_omp_do): Handle implied end do properly.
1603 (parse_executable): If parse_omp_do returned ST_IMPLIED_ENDDO,
1604 return it instead of continuing.
1606 * trans-openmp.c (gfc_trans_omp_critical): Update for changed
1607 operand numbering.
1608 (gfc_trans_omp_do, gfc_trans_omp_parallel, gfc_trans_omp_parallel_do,
1609 gfc_trans_omp_parallel_sections, gfc_trans_omp_parallel_workshare,
1610 gfc_trans_omp_sections, gfc_trans_omp_single): Likewise.
1612 * trans.h (gfc_omp_privatize_by_reference): New prototype.
1613 * f95-lang.c (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Redefine
1614 to gfc_omp_privatize_by_reference.
1615 * trans-openmp.c (gfc_omp_privatize_by_reference): New function.
1617 * trans-stmt.h (gfc_trans_omp_directive): Add comment.
1619 * openmp.c (gfc_match_omp_variable_list): Add ALLOW_COMMON argument.
1620 Disallow COMMON matching if it is set.
1621 (gfc_match_omp_clauses, gfc_match_omp_flush): Adjust all callers.
1622 (resolve_omp_clauses): Show locus in error messages. Check that
1623 variable types in reduction clauses are appropriate for reduction
1624 operators.
1626 * resolve.c (resolve_symbol): Don't error if a threadprivate module
1627 variable isn't SAVEd.
1629 * trans-openmp.c (gfc_trans_omp_do): Put count into BLOCK, not BODY.
1630 Fix typo in condition. Fix DOVAR initialization.
1632 * openmp.c (gfc_match_omp_clauses): Match min/iand/ior/ieor
1633 rather than .min. etc.
1635 * trans-openmpc.c (omp_not_yet): Remove.
1636 (gfc_trans_omp_parallel_do): Keep listprivate clause on parallel.
1637 Force creation of BIND_EXPR around the workshare construct.
1638 (gfc_trans_omp_parallel_sections): Likewise.
1639 (gfc_trans_omp_parallel_workshare): Likewise.
1641 * types.def (BT_I16, BT_FN_I16_VPTR_I16,
1642 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
1644 * trans-openmp.c (gfc_trans_omp_clauses): Create OMP_CLAUSE_DEFAULT.
1645 (gfc_trans_omp_code): New function.
1646 (gfc_trans_omp_do): Use it, remove omp_not_yet uses.
1647 (gfc_trans_omp_parallel, gfc_trans_omp_single): Likewise.
1648 (gfc_trans_omp_sections): Likewise. Only treat empty last section
1649 specially if lastprivate clause is present.
1650 * f95-lang.c (gfc_init_builtin_functions): Create BUILT_IN_TRAP
1651 builtin.
1653 * trans-openmp.c (gfc_trans_omp_variable_list): Update for
1654 OMP_CLAUSE_DECL name change.
1655 (gfc_trans_omp_do): Likewise.
1657 * trans-openmp.c (gfc_trans_omp_clauses): Create OMP_CLAUSE_REDUCTION
1658 clauses.
1659 (gfc_trans_omp_atomic): Build OMP_ATOMIC instead of expanding
1660 sync builtins directly.
1661 (gfc_trans_omp_single): Build OMP_SINGLE statement.
1663 * trans-openmp.c (gfc_trans_add_clause): New.
1664 (gfc_trans_omp_variable_list): Take a tree code and build the clause
1665 node here. Link it to the head of a list.
1666 (gfc_trans_omp_clauses): Update to match.
1667 (gfc_trans_omp_do): Use gfc_trans_add_clause.
1669 * trans-openmp.c (gfc_trans_omp_clauses): Change second argument to
1670 gfc_omp_clauses *. Use gfc_evaluate_now instead of creating
1671 temporaries by hand.
1672 (gfc_trans_omp_atomic, gfc_trans_omp_critical): Use buildN_v macros.
1673 (gfc_trans_omp_do): New function.
1674 (gfc_trans_omp_master): Dont' check for gfc_trans_code returning NULL.
1675 (gfc_trans_omp_parallel): Adjust gfc_trans_omp_clauses caller.
1676 Use buildN_v macros.
1677 (gfc_trans_omp_parallel_do, gfc_trans_omp_parallel_sections,
1678 gfc_trans_omp_parallel_workshare, gfc_trans_omp_sections,
1679 gfc_trans_omp_single, gfc_trans_omp_workshare): New functions.
1680 (gfc_trans_omp_directive): Use them.
1681 * parse.c (parse_omp_do): Allow new_st.op == EXEC_NOP.
1682 * openmp.c (resolve_omp_clauses): Check for list items present
1683 in multiple clauses.
1684 (resolve_omp_do): Check that iteration variable is not THREADPRIVATE
1685 and is not present in any clause variable lists other than PRIVATE
1686 or LASTPRIVATE.
1688 * gfortran.h (symbol_attribute): Add threadprivate bit.
1689 (gfc_common_head): Add threadprivate member, change use_assoc
1690 and saved into char to save space.
1691 (gfc_add_threadprivate): New prototype.
1692 * symbol.c (check_conflict): Handle threadprivate.
1693 (gfc_add_threadprivate): New function.
1694 (gfc_copy_attr): Copy threadprivate.
1695 * trans-openmp.c (gfc_trans_omp_clauses): Avoid creating a temporary
1696 if IF or NUM_THREADS is constant. Create OMP_CLAUSE_SCHEDULE and
1697 OMP_CLAUSE_ORDERED.
1698 * resolve.c (resolve_symbol): Complain if a THREADPRIVATE symbol
1699 outside a module and not in COMMON has is not SAVEd.
1700 (resolve_equivalence): Ensure THREADPRIVATE objects don't get
1701 EQUIVALENCEd.
1702 * trans-common.c: Include target.h and rtl.h.
1703 (build_common_decl): Set DECL_TLS_MODEL if THREADPRIVATE.
1704 * trans-decl.c: Include rtl.h.
1705 (gfc_finish_var_decl): Set DECL_TLS_MODEL if THREADPRIVATE.
1706 * dump-parse-tree.c (gfc_show_attr): Handle THREADPRIVATE.
1707 * Make-lang.in (fortran/trans-decl.o): Depend on $(RTL_H).
1708 (fortran/trans-common.o): Depend on $(RTL_H) and $(TARGET_H).
1709 * openmp.c (gfc_match_omp_variable_list): Ensure COMMON block
1710 is from current namespace.
1711 (gfc_match_omp_threadprivate): Rewrite.
1712 (resolve_omp_clauses): Check some clause restrictions.
1713 * module.c (ab_attribute): Add AB_THREADPRIVATE.
1714 (attr_bits): Add THREADPRIVATE.
1715 (mio_symbol_attribute, mio_symbol_attribute): Handle threadprivate.
1716 (load_commons, write_common, write_blank_common): Adjust for type
1717 change of saved, store/load threadprivate bit from the integer
1718 as well.
1720 * types.def (BT_FN_UINT_UINT): New.
1721 (BT_FN_VOID_UINT_UINT): Remove.
1723 * trans-openmp.c (gfc_trans_omp_clauses, gfc_trans_omp_barrier,
1724 gfc_trans_omp_critical, gfc_trans_omp_flush, gfc_trans_omp_master,
1725 gfc_trans_omp_ordered, gfc_trans_omp_parallel): New functions.
1726 (gfc_trans_omp_directive): Use them.
1728 * openmp.c (expr_references_sym): Add SE argument, don't look
1729 into SE tree.
1730 (is_conversion): New function.
1731 (resolve_omp_atomic): Adjust expr_references_sym callers. Handle
1732 promoted expressions.
1733 * trans-openmp.c (gfc_trans_omp_atomic): New function.
1734 (gfc_trans_omp_directive): Call it.
1736 * f95-lang.c (builtin_type_for_size): New function.
1737 (gfc_init_builtin_functions): Initialize synchronization and
1738 OpenMP builtins.
1739 * types.def: New file.
1740 * Make-lang.in (f95-lang.o): Depend on $(BUILTINS_DEF) and
1741 fortran/types.def.
1743 * trans-openmp.c: Rename GOMP_* tree codes into OMP_*.
1745 * dump-parse-tree.c (show_symtree): Don't crash if ns->proc_name
1746 is NULL.
1748 * dump-parse-tree.c (gfc_show_namelist, gfc_show_omp_node): New
1749 functions.
1750 (gfc_show_code_node): Call gfc_show_omp_node for EXEC_OMP_* nodes.
1752 * parse.c (parse_omp_do): Call pop_state before next_statement.
1753 * openmp.c (expr_references_sym, resolve_omp_atomic, resolve_omp_do):
1754 New functions.
1755 (gfc_resolve_omp_directive): Call them.
1756 * match.c (match_exit_cycle): Issue error if EXIT or CYCLE statement
1757 leaves an OpenMP structured block or if EXIT terminates !$omp do
1758 loop.
1760 * Make-lang.in (F95_PARSER_OBJS): Add fortran/openmp.o.
1761 (F95_OBJS): Add fortran/trans-openmp.o.
1762 (fortran/trans-openmp.o): Depend on $(GFORTRAN_TRANS_DEPS).
1763 * lang.opt: Add -fopenmp option.
1764 * options.c (gfc_init_options): Initialize it.
1765 (gfc_handle_option): Handle it.
1766 * gfortran.h (ST_OMP_ATOMIC, ST_OMP_BARRIER, ST_OMP_CRITICAL,
1767 ST_OMP_END_CRITICAL, ST_OMP_END_DO, ST_OMP_END_MASTER,
1768 ST_OMP_END_ORDERED, ST_OMP_END_PARALLEL, ST_OMP_END_PARALLEL_DO,
1769 ST_OMP_END_PARALLEL_SECTIONS, ST_OMP_END_PARALLEL_WORKSHARE,
1770 ST_OMP_END_SECTIONS, ST_OMP_END_SINGLE, ST_OMP_END_WORKSHARE,
1771 ST_OMP_DO, ST_OMP_FLUSH, ST_OMP_MASTER, ST_OMP_ORDERED,
1772 ST_OMP_PARALLEL, ST_OMP_PARALLEL_DO, ST_OMP_PARALLEL_SECTIONS,
1773 ST_OMP_PARALLEL_WORKSHARE, ST_OMP_SECTIONS, ST_OMP_SECTION,
1774 ST_OMP_SINGLE, ST_OMP_THREADPRIVATE, ST_OMP_WORKSHARE): New
1775 statement codes.
1776 (OMP_LIST_PRIVATE, OMP_LIST_FIRSTPRIVATE, OMP_LIST_LASTPRIVATE,
1777 OMP_LIST_COPYPRIVATE, OMP_LIST_SHARED, OMP_LIST_COPYIN,
1778 OMP_LIST_PLUS, OMP_LIST_REDUCTION_FIRST, OMP_LIST_MULT,
1779 OMP_LIST_SUB, OMP_LIST_AND, OMP_LIST_OR, OMP_LIST_EQV,
1780 OMP_LIST_NEQV, OMP_LIST_MAX, OMP_LIST_MIN, OMP_LIST_IAND,
1781 OMP_LIST_IOR, OMP_LIST_IEOR, OMP_LIST_REDUCTION_LAST, OMP_LIST_NUM):
1782 New OpenMP variable list types.
1783 (gfc_omp_clauses): New typedef.
1784 (gfc_get_omp_clauses): Define.
1785 (EXEC_OMP_CRITICAL, EXEC_OMP_DO, EXEC_OMP_FLUSH, EXEC_OMP_MASTER,
1786 EXEC_OMP_ORDERED, EXEC_OMP_PARALLEL, EXEC_OMP_PARALLEL_DO,
1787 EXEC_OMP_PARALLEL_SECTIONS, EXEC_OMP_PARALLEL_WORKSHARE,
1788 EXEC_OMP_SECTIONS, EXEC_OMP_SINGLE, EXEC_OMP_WORKSHARE,
1789 EXEC_OMP_ATOMIC, EXEC_OMP_BARRIER, EXEC_OMP_END_NOWAIT,
1790 EXEC_OMP_END_SINGLE): New OpenMP gfc_exec_op codes.
1791 (struct gfc_code): Add omp_clauses, omp_name, omp_namelist
1792 and omp_bool fields to ext union.
1793 (flag_openmp): Declare.
1794 (gfc_free_omp_clauses, gfc_resolve_omp_directive): New prototypes.
1795 * scanner.c (openmp_flag, openmp_locus): New variables.
1796 (skip_free_comments, skip_fixed_comments, gfc_next_char_literal):
1797 Handle OpenMP directive lines and conditional compilation magic
1798 comments.
1799 * parse.h (COMP_OMP_STRUCTURED_BLOCK): New compile state.
1800 * parse.c (decode_omp_directive, parse_omp_do, parse_omp_atomic,
1801 parse_omp_structured_block): New functions.
1802 (next_free, next_fixed): Parse OpenMP directives.
1803 (case_executable, case_exec_markers, case_decl): Add ST_OMP_*
1804 codes.
1805 (gfc_ascii_statement): Handle ST_OMP_* codes.
1806 (parse_executable): Rearrange the loop slightly, so that
1807 parse_omp_do can return next_statement.
1808 * match.h (gfc_match_omp_eos, gfc_match_omp_atomic,
1809 gfc_match_omp_barrier, gfc_match_omp_critical, gfc_match_omp_do,
1810 gfc_match_omp_flush, gfc_match_omp_master, gfc_match_omp_ordered,
1811 gfc_match_omp_parallel, gfc_match_omp_parallel_do,
1812 gfc_match_omp_parallel_sections, gfc_match_omp_parallel_workshare,
1813 gfc_match_omp_sections, gfc_match_omp_single,
1814 gfc_match_omp_threadprivate, gfc_match_omp_workshare,
1815 gfc_match_omp_end_nowait, gfc_match_omp_end_single): New prototypes.
1816 * resolve.c (resolve_blocks): Ignore EXEC_OMP_* block directives.
1817 (resolve_code): Call gfc_resolve_omp_directive on EXEC_OMP_*
1818 directives.
1819 * trans.c (gfc_trans_code): Call gfc_trans_omp_directive for
1820 EXEC_OMP_* directives.
1821 * st.c (gfc_free_statement): Handle EXEC_OMP_* statement freeing.
1822 * trans-stmt.h (gfc_trans_omp_directive): New prototype.
1823 * openmp.c: New file.
1824 * trans-openmp.c: New file.
1826 2006-02-13 Andrew Pinski <pinskia@physics.uc.edu>
1827 Jakub Jelinek <jakub@redhat.com>
1829 PR fortran/26246
1830 * trans-decl.c (gfc_get_symbol_decl, gfc_get_fake_result_decl): Use
1831 gfc_add_decl_to_function rather than gfc_finish_var_decl on length.
1833 2006-02-13 Paul Thomas <pault@gcc.gnu.org>
1835 PR fortran/26074
1836 PR fortran/25103
1837 * resolve.c (resolve_symbol): Extend the requirement that module
1838 arrays have constant bounds to those in the main program. At the
1839 same time simplify the array bounds, to avoiding trapping parameter
1840 array references, and exclude automatic character length from main
1841 and modules. Rearrange resolve_symbol and resolve_derived to put as
1842 each flavor together, as much as is possible and move all specific
1843 code for flavors FL_VARIABLE, FL_PROCEDURE and FL_PARAMETER into new
1844 functions.
1845 (resolve_fl_var_and_proc, resolve_fl_variable, resolve_fl_procedure):
1846 New functions to do work of resolve_symbol.
1847 (resolve_index_expr): New function that is called from resolved_symbol
1848 and is extracted from resolve_charlen.
1849 (resolve_charlen): Call this new function.
1850 (resolve_fl_derived): Renamed resolve_derived to be consistent with
1851 the naming of the new functions for the other flavours. Change the
1852 charlen checking so that the style is consistent with other similar
1853 checks. Add the generation of the gfc_dt_list, removed from resolve_
1854 symbol.
1856 PR fortran/20861
1857 * resolve.c (resolve_actual_arglist): Prevent internal procedures
1858 from being dummy arguments.
1860 PR fortran/20871
1861 * resolve.c (resolve_actual_arglist): Prevent pure but non-intrinsic
1862 procedures from being dummy arguments.
1864 PR fortran/25083
1865 * resolve.c (check_data_variable): Add test that data variable is in
1866 COMMON.
1868 PR fortran/25088
1869 * resolve.c (resolve_call): Add test that the subroutine does not
1870 have a type.
1872 2006-02-12 Erik Edelmann <eedelman@gcc.gnu.org>
1874 PR fortran/25806
1875 * trans-array.c (gfc_trans_allocate_array_storage): New argument
1876 dealloc; free the temporary only if dealloc is true.
1877 (gfc_trans_allocate_temp_array): New argument bool dealloc, to be
1878 passed onwards to gfc_trans_allocate_array_storage.
1879 (gfc_trans_array_constructor, gfc_conv_loop_setup): Update call to
1880 gfc_trans_allocate_temp_array.
1881 * trans-array.h (gfc_trans_allocate_temp_array): Update function
1882 prototype.
1883 * trans-expr.c (gfc_conv_function_call): Set new argument 'dealloc'
1884 to gfc_trans_allocate_temp_array to false in case of functions
1885 returning pointers.
1886 (gfc_trans_arrayfunc_assign): Return NULL for functions returning
1887 pointers.
1889 2006-02-10 Steven G. Kargl <kargls@comcast.net>
1891 PR fortran/20858
1892 *decl.c (variable_decl): Improve error message. Remove initialization
1893 typespec. Wrap long line.
1894 *expr.c (gfc_check_pointer_assign): Permit checking of type, kind type,
1895 and rank.
1896 *simplify.c (gfc_simplify_null): Ensure type, kind type, and rank
1897 are set.
1900 2006-02-10 Tobias Schl�üter <tobias.schlueter@physik.uni-muenchen.de>
1902 PR fortran/14771
1903 * arith.c (eval_intrinsic): Accept INTRINSIC_PARENTHESES.
1904 * expr.c (check_intrinsic_op): Likewise.
1905 * module.c (mio_expr): Likewise.
1907 2006-02-09 Tobias Schl�üter <tobias.schlueter@physik.uni-muenchen.de>
1909 * dump-parse-tree.c: Update copyright years.
1910 * matchexp.c: Likewise.
1911 * module.c: Likewise.
1913 PR fortran/14771
1914 * gfortran.h (gfc_intrinsic_op): Add INTRINSIC_PARENTHESES.
1915 * dump-parse-tree (gfc_show_expr): Handle INTRINSIC_PARENTHESES.
1916 * expr.c (simplify_intrinsic_op): Treat INTRINSIC_PARENTHESES as
1917 if it were INTRINSIC_UPLUS.
1918 * resolve.c (resolve_operator): Handle INTRINSIC_PARENTHESES.
1919 * match.c (intrinsic_operators): Add INTRINSIC_PARENTHESES.
1920 * matchexp.c (match_primary): Record parentheses surrounding
1921 numeric expressions.
1922 * module.c (intrinsics): Add INTRINSIC_PARENTHESES for module
1923 dumping.
1924 * trans-expr.c (gfc_conv_expr_op): Handle INTRINSIC_PARENTHESES.
1926 2006-02-09 Paul Thomas <pault@gcc.gnu.org>
1928 PR fortran/26038
1929 * trans-stmt.c (gfc_trans_allocate): Provide assumed character length
1930 scalar with missing backend_decl for the hidden dummy charlen.
1932 PR fortran/25059
1933 * interface.c (gfc_extend_assign): Remove detection of non-PURE
1934 subroutine in assignment interface, with gfc_error, and put it in
1935 * resolve.c (resolve_code).
1937 PR fortran/25070
1938 * interface.c (gfc_procedure_use): Flag rank checking for non-
1939 elemental, contained or interface procedures in call to
1940 (compare_actual_formal), where ranks are checked for assumed
1941 shape arrays..
1943 2006-02-08 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1945 PR libfortran/25425
1946 * trans-decl.c (gfc_generate_function_code): Add new argument,
1947 pedantic, to set_std call.
1949 2006-02-06 Thomas Koenig <Thomas.Koenig@online.de>
1951 PR libfortran/23815
1952 * gfortran.texi: Document the GFORTRAN_CONVERT_UNIT environment
1953 variable.
1954 * invoke.texi: Mention the "Runtime" chapter.
1955 Document the -fconvert= option.
1956 * gfortran.h: Add options_convert.
1957 * lang.opt: Add fconvert=little-endian, fconvert=big-endian,
1958 fconvert=native and fconvert=swap.
1959 * trans-decl.c (top level): Add gfor_fndecl_set_convert.
1960 (gfc_build_builtin_function_decls): Set gfor_fndecl_set_convert.
1961 (gfc_generate_function_code): If -fconvert was specified,
1962 and this is the main program, add a call to set_convert().
1963 * options.c: Handle the -fconvert options.
1965 2006-02-06 Roger Sayle <roger@eyesopen.com>
1967 * trans-stmt.c (gfc_evaluate_where_mask): Allow the NMASK argument
1968 to be NULL to indicate that the not mask isn't required.
1969 (gfc_trans_where_2): Remove PMASK argument. Avoid calculating the
1970 pending mask for the last clause of a WHERE chain. Update recursive
1971 call.
1972 (gfc_trans_forall_1): Update call to gfc_trans_where_2.
1973 (gfc_trans_where): Likewise.
1975 2006-02-06 Jakub Jelinek <jakub@redhat.com>
1977 Backport from gomp-20050608-branch
1978 * trans-decl.c (create_function_arglist): Handle dummy functions.
1980 * trans-decl.c (gfc_get_symbol_decl): Revert explicit setting of
1981 TYPE_SIZE_UNIT.
1982 (gfc_trans_vla_type_sizes): Also "gimplify"
1983 GFC_TYPE_ARRAY_DATAPTR_TYPE for GFC_DESCRIPTOR_TYPE_P types.
1984 * trans-array.c (gfc_trans_deferred_array): Call
1985 gfc_trans_vla_type_sizes.
1987 * trans-decl.c (saved_function_decls, saved_parent_function_decls):
1988 Remove unnecessary initialization.
1989 (create_function_arglist): Make sure __result has complete type.
1990 (gfc_get_fake_result_decl): Change current_fake_result_decl into
1991 a tree chain. For entry master, create a separate variable
1992 for each result name. For BT_CHARACTER results, call
1993 gfc_finish_var_decl on length even if it has been already created,
1994 but not pushdecl'ed.
1995 (gfc_trans_vla_type_sizes): For function/entry result, adjust
1996 result value type, not the FUNCTION_TYPE.
1997 (gfc_generate_function_code): Adjust for current_fake_result_decl
1998 changes.
1999 (gfc_trans_deferred_vars): Likewise. Call gfc_trans_vla_type_sizes
2000 even on result if it is assumed-length character.
2002 * trans-decl.c (gfc_trans_dummy_character): Add SYM argument.
2003 Call gfc_trans_vla_type_sizes.
2004 (gfc_trans_auto_character_variable): Call gfc_trans_vla_type_sizes.
2005 (gfc_trans_vla_one_sizepos, gfc_trans_vla_type_sizes_1,
2006 gfc_trans_vla_type_sizes): New functions.
2007 (gfc_trans_deferred_vars): Adjust gfc_trans_dummy_character
2008 callers. Call gfc_trans_vla_type_sizes on assumed-length
2009 character parameters.
2010 * trans-array.c (gfc_trans_array_bounds,
2011 gfc_trans_auto_array_allocation, gfc_trans_dummy_array_bias): Call
2012 gfc_trans_vla_type_sizes.
2013 * trans.h (gfc_trans_vla_type_sizes): New prototype.
2015 * trans-decl.c (gfc_build_qualified_array): For non-assumed-size
2016 arrays without constant size, create also an index var for
2017 GFC_TYPE_ARRAY_SIZE (type). If the type is incomplete, complete
2018 it as 0..size-1.
2019 (gfc_create_string_length): Don't call gfc_defer_symbol_init
2020 if just creating DECL_ARGUMENTS.
2021 (gfc_get_symbol_decl): Call gfc_finish_var_decl and
2022 gfc_defer_symbol_init even if ts.cl->backend_decl is already
2023 set to a VAR_DECL that doesn't have DECL_CONTEXT yet.
2024 (create_function_arglist): Rework, so that hidden length
2025 arguments for CHARACTER parameters are created together with
2026 the parameters. Resolve ts.cl->backend_decl for CHARACTER
2027 parameters. If the argument is a non-constant length array
2028 or CHARACTER, ensure PARM_DECL has different type than
2029 its DECL_ARG_TYPE.
2030 (generate_local_decl): Call gfc_get_symbol_decl even
2031 for non-referenced non-constant length CHARACTER parameters
2032 after optionally issuing warnings.
2033 * trans-array.c (gfc_trans_array_bounds): Set last stride
2034 to GFC_TYPE_ARRAY_SIZE (type) to initialize it as well.
2035 (gfc_trans_dummy_array_bias): Initialize GFC_TYPE_ARRAY_SIZE (type)
2036 variable as well.
2038 * trans-expr.c (gfc_conv_expr_val): Fix comment typo.
2040 * trans-stmt.c (gfc_trans_simple_do): Fix comment.
2042 2006-02-04 Roger Sayle <roger@eyesopen.com>
2044 * dependency.c (gfc_check_dependency): Remove unused vars and nvars
2045 arguments. Replace with an "identical" argument. A full array
2046 reference to the same symbol is a dependency if identical is true.
2047 * dependency.h (gfc_check_dependency): Update prototype.
2048 * trans-array.h (gfc_check_dependency): Delete duplicate prototype.
2049 * trans-stmt.c: #include dependency.h for gfc_check_dependency.
2050 (gfc_trans_forall_1): Update calls to gfc_check_dependency.
2051 (gfc_trans_where_2): Likewise. Remove unneeded variables.
2052 (gfc_trans_where_3): New function for simple non-dependent WHEREs.
2053 (gfc_trans_where): Call gfc_trans_where_3 to translate simple
2054 F90-style WHERE statements without internal dependencies.
2055 * Make-lang.in (trans-stmt.o): Depend upon dependency.h.
2057 2006-02-05 H.J. Lu <hongjiu.lu@intel.com>
2059 PR fortran/26041
2060 PR fortran/26064
2061 * resolve.c (resolve_types): New function.
2062 (resolve_codes): Likewise.
2063 (gfc_resolve): Use them.
2065 2006-02-05 Roger Sayle <roger@eyesopen.com>
2067 * trans-stmt.c (gfc_evaluate_where_mask): Use LOGICAL*1 for WHERE
2068 masks instead of LOGICAL*4.
2070 2006-02-05 Jakub Jelinek <jakub@redhat.com>
2072 * resolve.c (resolve_symbol): Initialize constructor_expr to NULL.
2074 2006-02-04 Thomas Koenig <Thomas.Koenig@online.de>
2076 PR fortran/25075
2077 check.c (identical_dimen_shape): New function.
2078 (check_dot_product): Use identical_dimen_shape() to check sizes
2079 for dot_product.
2080 (gfc_check_matmul): Likewise.
2081 (gfc_check_merge): Check conformance between tsource and fsource
2082 and between tsource and mask.
2083 (gfc_check_pack): Check conformance between array and mask.
2085 2006-02-03 Steven G. Kargl <kargls@comcast>
2086 Paul Thomas <pault@gcc.gnu.org>
2088 PR fortran/20845
2089 * resolve.c (resolve_symbol): Default initialization of derived type
2090 component reguires the SAVE attribute.
2092 2006-02-02 Steven G. Kargl <kargls@comcast>
2094 PR fortran/24958
2095 match.c (gfc_match_nullify): Free the list from head not tail.
2097 PR fortran/25072
2098 * match.c (match_forall_header): Fix internal error caused by bogus
2099 gfc_epxr pointers.
2102 2006-01-31 Thomas Koenig <Thomas.Koenig@online.de>
2104 PR fortran/26039
2105 expr.c (gfc_check_conformance): Reorder error message
2106 to avoid plural.
2107 check.c(gfc_check_minloc_maxloc): Call gfc_check_conformance
2108 for checking arguments array and mask.
2109 (check_reduction): Likewise.
2111 2006-01-30 Erik Edelmann <eedelman@gcc.gnu.org>
2113 PR fortran/24266
2114 * trans-io.c (set_internal_unit): Check the rank of the
2115 expression node itself instead of its symbol.
2117 2006-01-29 Paul Thomas <pault@gcc.gnu.org>
2119 PR fortran/18578
2120 PR fortran/18579
2121 PR fortran/20857
2122 PR fortran/20885
2123 * interface.c (compare_actual_formal): Error for INTENT(OUT or INOUT)
2124 if actual argument is not a variable.
2126 2006-01-28 Paul Thomas <pault@gcc.gnu.org>
2128 PR fortran/17911
2129 * expr.c (gfc_check_assign, gfc_check_pointer_assign): Emit error if
2130 the lvalue is a use associated procedure.
2132 PR fortran/20895
2133 PR fortran/25030
2134 * expr.c (gfc_check_pointer_assign): Emit error if lvalue and rvalue
2135 character lengths are not the same. Use gfc_dep_compare_expr for the
2136 comparison.
2137 * gfortran.h: Add prototype for gfc_dep_compare_expr.
2138 * dependency.h: Remove prototype for gfc_dep_compare_expr.
2140 2006-01-27 Paul Thomas <pault@gcc.gnu.org>
2142 PR fortran/25964
2143 * resolve.c (resolve_function): Add GFC_ISYM_LOC to the list of
2144 generic_ids exempted from assumed size checking.
2146 2006-01-27 Jakub Jelinek <jakub@redhat.com>
2148 PR fortran/25324
2149 * Make-lang.in (fortran/scanner.o): Depend on toplev.h.
2150 * lang.opt (fpreprocessed): New option.
2151 * scanner.c: Include toplev.h.
2152 (gfc_src_file, gfc_src_preprocessor_lines): New variables.
2153 (preprocessor_line): Unescape filename if there were any
2154 backslashes.
2155 (load_file): If initial and gfc_src_file is not NULL,
2156 use it rather than opening the file. If gfc_src_preprocessor_lines
2157 has non-NULL elements, pass it to preprocessor_line.
2158 (unescape_filename, gfc_read_orig_filename): New functions.
2159 * gfortran.h (gfc_option_t): Add flag_preprocessed.
2160 (gfc_read_orig_filename): New prototype.
2161 * options.c (gfc_init_options): Clear flag_preprocessed.
2162 (gfc_post_options): If flag_preprocessed, call
2163 gfc_read_orig_filename.
2164 (gfc_handle_option): Handle OPT_fpreprocessed.
2165 * lang-specs.h: Pass -fpreprocessed to f951 if preprocessing
2166 sources.
2168 2006-01-27 Erik Edelmann <eedelman@gcc.gnu.org>
2170 * symbol.c (free_old_symbol): Fix confusing comment, and add code
2171 to free old_symbol->formal.
2173 2006-01-26 Paul Thomas <pault@gcc.gnu.org>
2175 PR fortran/25964
2176 * resolve.c (resolve_function): Exclude statement functions from
2177 global reference checking.
2179 PR fortran/25084
2180 PR fortran/20852
2181 PR fortran/25085
2182 PR fortran/25086
2183 * resolve.c (resolve_function): Declare a gfc_symbol to replace the
2184 references through the symtree to the symbol associated with the
2185 function expresion. Give error on reference to an assumed character
2186 length function is defined in an interface or an external function
2187 that is not a dummy argument.
2188 (resolve_symbol): Give error if an assumed character length function
2189 is array-valued, pointer-valued, pure or recursive. Emit warning
2190 that character(*) value functions are obsolescent in F95.
2192 PR fortran/25416
2193 * trans-expr.c (gfc_conv_function_call): The above patch to resolve.c
2194 prevents any assumed character length function call from getting here
2195 except intrinsics such as SPREAD. In this case, ensure that no
2196 segfault occurs from referencing non-existent charlen->length->
2197 expr_type and provide a backend_decl for the charlen from the charlen
2198 of the first actual argument.
2200 Cure temp name confusion.
2201 * trans-expr.c (gfc_get_interface_mapping_array): Change name of
2202 temporary from "parm" to "ifm" to avoid clash with temp coming from
2203 trans-array.c.
2205 2006-01-25 Erik Edelmann <eedelman@gcc.gnu.org>
2207 PR fortran/25716
2208 * symbol.c (free_old_symbol): New function.
2209 (gfc_commit_symbols): Use it.
2210 (gfc_commit_symbol): New function.
2211 (gfc_use_derived): Use it.
2212 * gfortran.h: Add prototype for gfc_commit_symbol.
2213 * intrinsic.c (gfc_find_function): Search in 'conversion'
2214 if not found in 'functions'.
2215 (gfc_convert_type_warn): Add a symtree to the new
2216 expression node, and commit the new symtree->n.sym.
2217 * resolve.c (gfc_resolve_index): Make sure typespec is
2218 properly initialized.
2220 2006-01-23 Paul Thomas <pault@gcc.gnu.org>
2222 PR fortran/25901
2223 * decl.c (get_proc_name): Replace subroutine and function attributes
2224 in "already defined" test by the formal arglist pointer being non-NULL.
2226 Fix regression in testing of admissability of attributes.
2227 * symbol.c (gfc_add_attribute): If the current_attr has non-zero
2228 intent, do not do the check for a dummy being used.
2229 * decl.c (attr_decl1): Add current_attr.intent as the third argument
2230 in the call to gfc_add_attribute.
2231 * gfortran.h: Add the third argument to the prototype for
2232 gfc_add_attribute.
2234 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
2236 * gfortranspec.c (lang_specific_driver): Update copyright notice
2237 date.
2239 2006-01-21 Paul Thomas <pault@gcc.gnu.org>
2241 PR fortran/25124
2242 PR fortran/25625
2243 * decl.c (get_proc_name): If there is an existing
2244 symbol in the encompassing namespace, call errors
2245 if it is a procedure of the same name or the kind
2246 field is set, indicating a type declaration.
2248 PR fortran/20881
2249 PR fortran/23308
2250 PR fortran/25538
2251 PR fortran/25710
2252 * decl.c (add_global_entry): New function to check
2253 for existing global symbol with this name and to
2254 create new one if none exists.
2255 (gfc_match_entry): Call add_global_entry before
2256 matching argument lists for subroutine and function
2257 entries.
2258 * gfortran.h: Prototype for existing function,
2259 global_used.
2260 * resolve.c (resolve_global_procedure): New function
2261 to check global symbols for procedures.
2262 (resolve_call, resolve_function): Calls to this
2263 new function for non-contained and non-module
2264 procedures.
2265 * match.c (match_common): Add check for existing
2266 global symbol, creat one if none exists and emit
2267 error if there is a clash.
2268 * parse.c (global_used): Remove static and use the
2269 gsymbol name rather than the new_block name, so that
2270 the function can be called from resolve.c.
2271 (parse_block_data, parse_module, add_global_procedure):
2272 Improve checks for existing gsymbols. Emit error if
2273 already defined or if references were to another type.
2274 Set defined flag.
2276 PR fortran/PR24276
2277 * trans-expr.c (gfc_conv_aliased_arg): New function called by
2278 gfc_conv_function_call that coverts an expression for an aliased
2279 component reference to a derived type array into a temporary array
2280 of the same type as the component. The temporary is passed as an
2281 actual argument for the procedure call and is copied back to the
2282 derived type after the call.
2283 (is_aliased_array): New function that detects an array reference
2284 that is followed by a component reference.
2285 (gfc_conv_function_call): Detect an aliased actual argument with
2286 is_aliased_array and convert it to a temporary and back again
2287 using gfc_conv_aliased_arg.
2289 2006-01-19 Tobias Schl�üter <tobias.schlueter@physik.uni-muenchen.de>
2291 * gfortranspec.c: Update copyright years.
2292 * trans.c: Likewise.
2293 * trans-array.c: Likewise.
2294 * trans-array.h: Likewise.
2295 * trans-decl.c: Likewise.
2296 * trans-stmt.c: Likewise.
2297 * trans-stmt.h: Likewise.
2298 * trans-types.c: Likewise.
2300 2006-01-18 Tobias Schl�üter <tobias.schlueter@physik.uni-muenchen.de>
2302 PR fortran/18540
2303 PR fortran/18937
2304 * gfortran.h (BBT_HEADER): Move definition up.
2305 (gfc_st_label): Add BBT_HEADER, remove 'prev' and 'next'.
2306 * io.c (format_asterisk): Adapt initializer.
2307 * resolve.c (resolve_branch): Allow FORTRAN 66 cross-block GOTOs
2308 as extension.
2309 (warn_unused_label): Take gfc_st_label label as argument, adapt to
2310 new data structure.
2311 (gfc_resolve): Adapt call to warn_unused_label.
2312 * symbol.c (compare_st_labels): New function.
2313 (gfc_free_st_label, free_st_labels, gfc_get_st_label): Convert to
2314 using balanced binary tree.
2315 * decl.c (match_char_length, gfc_match_old_kind_spec): Do away
2316 with 'cnt'.
2317 (warn_unused_label): Adapt to binary tree.
2318 * match.c (gfc_match_small_literal_int): Only set cnt if non-NULL.
2319 * primary.c (match_kind_param): Do away with cnt.
2321 2006-01-18 Paul Thomas <pault@gcc.gnu.org>
2323 PR fortran/20869
2324 PR fortran/20875
2325 PR fortran/25024
2326 * symbol.c (check_conflict): Add pointer valued elemental
2327 functions and internal procedures with the external attribute
2328 to the list of conflicts.
2329 (gfc_add_attribute): New catch-all function to perform the
2330 checking of symbol attributes for attribute declaration
2331 statements.
2332 * decl.c (attr_decl1): Call gfc_add_attribute for each of -
2333 (gfc_match_external, gfc_match_intent, gfc_match_intrinsic,
2334 gfc_match_pointer, gfc_match_dimension, gfc_match_target):
2335 Remove spurious calls to checks in symbol.c. Set the
2336 attribute directly and use the call to attr_decl() for
2337 checking.
2338 * gfortran.h: Add prototype for gfc_add_attribute.
2340 PR fortran/25785
2341 * resolve.c (resolve_function): Exclude PRESENT from assumed size
2342 argument checking. Replace strcmp's with comparisons with generic
2343 codes.
2345 2006-01-16 Rafael �Ávila de Esp�índola <rafael.espindola@gmail.com>
2347 * gfortranspec.c (lang_specific_spec_functions): Remove.
2349 2006-01-16 Richard Guenther <rguenther@suse.de>
2351 * trans-stmt.c (gfc_trans_if_1): Use fold_buildN and build_int_cst.
2352 (gfc_trans_arithmetic_if): Likewise.
2353 (gfc_trans_simple_do): Likewise.
2354 (gfc_trans_do): Likewise.
2355 (gfc_trans_do_while): Likewise.
2356 (gfc_trans_logical_select): Likewise.
2357 (gfc_trans_forall_loop): Likewise.
2358 (generate_loop_for_temp_to_lhs): Likewise.
2359 (generate_loop_for_rhs_to_temp): Likewise.
2360 (gfc_trans_allocate): Likewise.
2361 * trans.c (gfc_add_expr_to_block): Do not fold expr again.
2363 2006-01-16 Richard Guenther <rguenther@suse.de>
2365 * trans-expr.c (gfc_conv_function_call): Use fold_build2.
2366 * trans-stmt.c (gfc_trans_goto): Likewise. Use build_int_cst.
2367 * trans.c (gfc_trans_runtime_check): Don't fold the condition
2368 again.
2370 2006-01-13 Steven G. Kargl <kargls@comcast.net>
2372 PR fortran/25756
2373 * symbol.c (gfc_free_st_label): Give variable meaningful name. Remove
2374 unneeded parenthesis. Fix-up the head of the list (2 lines gleaned
2375 from g95).
2377 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2379 * trans.c (gfc_add_expr_to_block): Do not fold tcc_statement
2380 nodes.
2382 2006-01-11 Tobias Schl�üter <tobias.schlueter@physik.uni-muenchen.de>
2384 * parse.c (next_fixed): Remove superfluous string concatenation.
2386 2006-01-11 Bernhard Fischer <rep.nop@aon.at>
2388 PR fortran/25486
2389 * scanner.c (load_line): use maxlen to determine the line-length used
2390 for padding lines in fixed form.
2392 2006-01-11 Paul Thomas <pault@gcc.gnu.org>
2394 PR fortran/25730
2395 * trans-types.c (copy_dt_decls_ifequal): Copy backend decl for
2396 character lengths.
2398 2006-01-09 Andrew Pinski <pinskia@physics.uc.edu>
2400 fortran/24936
2401 * trans-stmt.c (gfc_trans_pointer_assign_need_temp): Use fold_convert
2402 to avoid type mismatch.
2404 2006-01-09 Andrew Pinski <pinskia@physics.uc.edu>
2406 PR fortran/21977
2407 * trans-decl.c (gfc_generate_function_code): Move the NULLing of
2408 current_fake_result_decl down to below generate_local_vars.
2410 2006-01-09 Feng Wang <fengwang@nudt.edu.cn>
2412 PR fortran/12456
2413 * trans-expr.c (gfc_to_single_character): New function that converts
2414 string to single character if its length is 1.
2415 (gfc_build_compare_string):New function that compare string and handle
2416 single character specially.
2417 (gfc_conv_expr_op): Use gfc_build_compare_string.
2418 (gfc_trans_string_copy): Use gfc_to_single_character.
2419 * trans-intrinsic.c (gfc_conv_intrinsic_strcmp): Use
2420 gfc_build_compare_string.
2421 * trans.h (gfc_build_compare_string): Add prototype.
2423 2006-01-09 Feng Wang <fengwang@nudt.edu.cn>
2425 * simplify.c (gfc_simplify_char): Use UCHAR_MAX instead of literal
2426 constant.
2427 (gfc_simplify_ichar): Get the result from unsinged char and in the
2428 range 0 to UCHAR_MAX instead of CHAR_MIN to CHAR_MAX.
2430 2006-01-08 Erik Edelmann <eedelman@gcc.gnu.org>
2432 PR fortran/25093
2433 * resolve.c (resolve_fntype): Check that PUBLIC functions
2434 aren't of PRIVATE type.
2436 2006-01-07 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2438 * decl.c (gfc_match_function_decl): Correctly error out in case of
2439 omitted function argument list.
2441 2006-01-07 Paul Thomas <pault@gcc.gnu.org>
2443 PR fortran/22146
2444 * trans-array.c (gfc_reverse_ss): Remove static attribute.
2445 (gfc_walk_elemental_function_args): Replace gfc_expr * argument for
2446 the function call with the corresponding gfc_actual_arglist*. Change
2447 code accordingly.
2448 (gfc_walk_function_expr): Call to gfc_walk_elemental_function_args
2449 now requires the actual argument list instead of the expression for
2450 the function call.
2451 * trans-array.h: Modify the prototype for gfc_walk_elemental_function_args
2452 and provide a prototype for gfc_reverse_ss.
2453 * trans-stmt.h (gfc_trans_call): Add the scalarization code for the case
2454 where an elemental subroutine has array valued actual arguments.
2456 PR fortran/25029
2457 PR fortran/21256
2458 PR fortran/20868
2459 PR fortran/20870
2460 * resolve.c (check_assumed_size_reference): New function to check for upper
2461 bound in assumed size array references.
2462 (resolve_assumed_size_actual): New function to do a very restricted scan
2463 of actual argument expressions of those procedures for which incomplete
2464 assumed size array references are not allowed.
2465 (resolve_function, resolve_call): Switch off assumed size checking of
2466 actual arguments, except for elemental procedures and intrinsic
2467 inquiry functions, in some circumstances.
2468 (resolve_variable): Call check_assumed_size_reference.
2470 2006-01-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2472 PR fortran/24268
2473 * io.c (next_char_not_space): New function that returns the next
2474 character that is not white space.
2475 (format_lex): Use the new function to skip whitespace within
2476 a format string.
2478 2006-01-05 Erik Edelmann <eedelman@gcc.gnu.org>
2480 PR fortran/23675
2481 * expr.c (gfc_expr_set_symbols_referenced): New function.
2482 * gfortran.h: Add a function prototype for it.
2483 * resolve.c (resolve_function): Use it for
2484 use associated character functions lengths.
2485 * expr.c, gfortran.h, resolve.c: Updated copyright years.
2487 2006-01-03 Steven G. Kargl <kargls@comcast.net>
2489 PR fortran/25101
2490 * resolve.c (resolve_forall_iterators): Check for scalar variables;
2491 Check stride is nonzero.
2493 2006-01-02 Steven G. Kargl <kargls@comcast.net>
2495 PR fortran/24640
2496 * parse.c (next_free): Check for whitespace after the label.
2497 * match.c (gfc_match_small_literal_int): Initialize cnt variable.
2499 2006-01-01 Steven G. Kargl <kargls@comcast.net>
2501 * ChangeLog: Split previous years into ...
2502 * ChangeLog-2002: here.
2503 * ChangeLog-2003: here.
2504 * ChangeLog-2004: here.
2505 * ChangeLog-2005: here.