2 Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
3 Contributed by Andy Vaught & Katherine Holcomb
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING. If not, write to the Free
19 Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
23 /* These functions check to see if an argument list is compatible with
24 a particular intrinsic function or subroutine. Presence of
25 required arguments has already been established, the argument list
26 has been sorted into the right order and has NULL arguments in the
27 correct places for missing optional arguments. */
33 #include "intrinsic.h"
36 /* Check the type of an expression. */
39 type_check (gfc_expr * e, int n, bt type)
41 if (e->ts.type == type)
44 gfc_error ("'%s' argument of '%s' intrinsic at %L must be %s",
45 gfc_current_intrinsic_arg[n], gfc_current_intrinsic, &e->where,
46 gfc_basic_typename (type));
52 /* Check that the expression is a numeric type. */
55 numeric_check (gfc_expr * e, int n)
57 if (gfc_numeric_ts (&e->ts))
60 gfc_error ("'%s' argument of '%s' intrinsic at %L must be a numeric type",
61 gfc_current_intrinsic_arg[n], gfc_current_intrinsic, &e->where);
67 /* Check that an expression is integer or real. */
70 int_or_real_check (gfc_expr * e, int n)
72 if (e->ts.type != BT_INTEGER && e->ts.type != BT_REAL)
75 "'%s' argument of '%s' intrinsic at %L must be INTEGER or REAL",
76 gfc_current_intrinsic_arg[n], gfc_current_intrinsic, &e->where);
84 /* Check that an expression is real or complex. */
87 real_or_complex_check (gfc_expr * e, int n)
89 if (e->ts.type != BT_REAL && e->ts.type != BT_COMPLEX)
92 "'%s' argument of '%s' intrinsic at %L must be REAL or COMPLEX",
93 gfc_current_intrinsic_arg[n], gfc_current_intrinsic, &e->where);
101 /* Check that the expression is an optional constant integer
102 and that it specifies a valid kind for that type. */
105 kind_check (gfc_expr * k, int n, bt type)
112 if (type_check (k, n, BT_INTEGER) == FAILURE)
115 if (k->expr_type != EXPR_CONSTANT)
118 "'%s' argument of '%s' intrinsic at %L must be a constant",
119 gfc_current_intrinsic_arg[n], gfc_current_intrinsic, &k->where);
123 if (gfc_extract_int (k, &kind) != NULL
124 || gfc_validate_kind (type, kind, true) < 0)
126 gfc_error ("Invalid kind for %s at %L", gfc_basic_typename (type),
135 /* Make sure the expression is a double precision real. */
138 double_check (gfc_expr * d, int n)
140 if (type_check (d, n, BT_REAL) == FAILURE)
143 if (d->ts.kind != gfc_default_double_kind)
146 "'%s' argument of '%s' intrinsic at %L must be double precision",
147 gfc_current_intrinsic_arg[n], gfc_current_intrinsic, &d->where);
155 /* Make sure the expression is a logical array. */
158 logical_array_check (gfc_expr * array, int n)
160 if (array->ts.type != BT_LOGICAL || array->rank == 0)
163 "'%s' argument of '%s' intrinsic at %L must be a logical array",
164 gfc_current_intrinsic_arg[n], gfc_current_intrinsic, &array->where);
172 /* Make sure an expression is an array. */
175 array_check (gfc_expr * e, int n)
180 gfc_error ("'%s' argument of '%s' intrinsic at %L must be an array",
181 gfc_current_intrinsic_arg[n], gfc_current_intrinsic, &e->where);
187 /* Make sure an expression is a scalar. */
190 scalar_check (gfc_expr * e, int n)
195 gfc_error ("'%s' argument of '%s' intrinsic at %L must be a scalar",
196 gfc_current_intrinsic_arg[n], gfc_current_intrinsic, &e->where);
202 /* Make sure two expression have the same type. */
205 same_type_check (gfc_expr * e, int n, gfc_expr * f, int m)
207 if (gfc_compare_types (&e->ts, &f->ts))
210 gfc_error ("'%s' argument of '%s' intrinsic at %L must be the same type "
211 "and kind as '%s'", gfc_current_intrinsic_arg[m],
212 gfc_current_intrinsic, &f->where, gfc_current_intrinsic_arg[n]);
217 /* Make sure that an expression has a certain (nonzero) rank. */
220 rank_check (gfc_expr * e, int n, int rank)
225 gfc_error ("'%s' argument of '%s' intrinsic at %L must be of rank %d",
226 gfc_current_intrinsic_arg[n], gfc_current_intrinsic,
232 /* Make sure a variable expression is not an optional dummy argument. */
235 nonoptional_check (gfc_expr * e, int n)
237 if (e->expr_type == EXPR_VARIABLE && e->symtree->n.sym->attr.optional)
239 gfc_error ("'%s' argument of '%s' intrinsic at %L must not be OPTIONAL",
240 gfc_current_intrinsic_arg[n], gfc_current_intrinsic,
245 /* TODO: Recursive check on nonoptional variables? */
251 /* Check that an expression has a particular kind. */
254 kind_value_check (gfc_expr * e, int n, int k)
259 gfc_error ("'%s' argument of '%s' intrinsic at %L must be of kind %d",
260 gfc_current_intrinsic_arg[n], gfc_current_intrinsic,
266 /* Make sure an expression is a variable. */
269 variable_check (gfc_expr * e, int n)
271 if ((e->expr_type == EXPR_VARIABLE
272 && e->symtree->n.sym->attr.flavor != FL_PARAMETER)
273 || (e->expr_type == EXPR_FUNCTION
274 && e->symtree->n.sym->result == e->symtree->n.sym))
277 if (e->expr_type == EXPR_VARIABLE
278 && e->symtree->n.sym->attr.intent == INTENT_IN)
280 gfc_error ("'%s' argument of '%s' intrinsic at %L cannot be INTENT(IN)",
281 gfc_current_intrinsic_arg[n], gfc_current_intrinsic,
286 gfc_error ("'%s' argument of '%s' intrinsic at %L must be a variable",
287 gfc_current_intrinsic_arg[n], gfc_current_intrinsic, &e->where);
293 /* Check the common DIM parameter for correctness. */
296 dim_check (gfc_expr * dim, int n, int optional)
303 if (nonoptional_check (dim, n) == FAILURE)
311 gfc_error ("Missing DIM parameter in intrinsic '%s' at %L",
312 gfc_current_intrinsic, gfc_current_intrinsic_where);
316 if (type_check (dim, n, BT_INTEGER) == FAILURE)
319 if (scalar_check (dim, n) == FAILURE)
326 /* If a DIM parameter is a constant, make sure that it is greater than
327 zero and less than or equal to the rank of the given array. If
328 allow_assumed is zero then dim must be less than the rank of the array
329 for assumed size arrays. */
332 dim_rank_check (gfc_expr * dim, gfc_expr * array, int allow_assumed)
337 if (dim->expr_type != EXPR_CONSTANT || array->expr_type != EXPR_VARIABLE)
340 ar = gfc_find_array_ref (array);
342 if (ar->as->type == AS_ASSUMED_SIZE && !allow_assumed)
345 if (mpz_cmp_ui (dim->value.integer, 1) < 0
346 || mpz_cmp_ui (dim->value.integer, rank) > 0)
348 gfc_error ("'dim' argument of '%s' intrinsic at %L is not a valid "
349 "dimension index", gfc_current_intrinsic, &dim->where);
358 /***** Check functions *****/
360 /* Check subroutine suitable for intrinsics taking a real argument and
361 a kind argument for the result. */
364 check_a_kind (gfc_expr * a, gfc_expr * kind, bt type)
366 if (type_check (a, 0, BT_REAL) == FAILURE)
368 if (kind_check (kind, 1, type) == FAILURE)
374 /* Check subroutine suitable for ceiling, floor and nint. */
377 gfc_check_a_ikind (gfc_expr * a, gfc_expr * kind)
379 return check_a_kind (a, kind, BT_INTEGER);
382 /* Check subroutine suitable for aint, anint. */
385 gfc_check_a_xkind (gfc_expr * a, gfc_expr * kind)
387 return check_a_kind (a, kind, BT_REAL);
391 gfc_check_abs (gfc_expr * a)
393 if (numeric_check (a, 0) == FAILURE)
400 gfc_check_achar (gfc_expr * a)
403 if (type_check (a, 0, BT_INTEGER) == FAILURE)
411 gfc_check_all_any (gfc_expr * mask, gfc_expr * dim)
413 if (logical_array_check (mask, 0) == FAILURE)
416 if (dim_check (dim, 1, 1) == FAILURE)
424 gfc_check_allocated (gfc_expr * array)
426 if (variable_check (array, 0) == FAILURE)
429 if (array_check (array, 0) == FAILURE)
432 if (!array->symtree->n.sym->attr.allocatable)
434 gfc_error ("'%s' argument of '%s' intrinsic at %L must be ALLOCATABLE",
435 gfc_current_intrinsic_arg[0], gfc_current_intrinsic,
444 /* Common check function where the first argument must be real or
445 integer and the second argument must be the same as the first. */
448 gfc_check_a_p (gfc_expr * a, gfc_expr * p)
450 if (int_or_real_check (a, 0) == FAILURE)
453 if (same_type_check (a, 0, p, 1) == FAILURE)
461 gfc_check_associated (gfc_expr * pointer, gfc_expr * target)
463 symbol_attribute attr;
467 if (variable_check (pointer, 0) == FAILURE)
470 attr = gfc_variable_attr (pointer, NULL);
473 gfc_error ("'%s' argument of '%s' intrinsic at %L must be a POINTER",
474 gfc_current_intrinsic_arg[0], gfc_current_intrinsic,
482 /* Target argument is optional. */
483 if (target->expr_type == EXPR_NULL)
485 gfc_error ("NULL pointer at %L is not permitted as actual argument "
486 "of '%s' intrinsic function",
487 &target->where, gfc_current_intrinsic);
491 attr = gfc_variable_attr (target, NULL);
492 if (!attr.pointer && !attr.target)
494 gfc_error ("'%s' argument of '%s' intrinsic at %L must be a POINTER "
495 "or a TARGET", gfc_current_intrinsic_arg[1],
496 gfc_current_intrinsic, &target->where);
501 if (same_type_check (pointer, 0, target, 1) == FAILURE)
503 if (rank_check (target, 0, pointer->rank) == FAILURE)
505 if (target->rank > 0)
507 for (i = 0; i < target->rank; i++)
508 if (target->ref->u.ar.dimen_type[i] == DIMEN_VECTOR)
510 gfc_error ("Array section with a vector subscript at %L shall not "
511 "be the target of a pointer",
522 gfc_check_atan2 (gfc_expr * y, gfc_expr * x)
524 if (type_check (y, 0, BT_REAL) == FAILURE)
526 if (same_type_check (y, 0, x, 1) == FAILURE)
533 /* BESJN and BESYN functions. */
536 gfc_check_besn (gfc_expr * n, gfc_expr * x)
538 if (scalar_check (n, 0) == FAILURE)
541 if (type_check (n, 0, BT_INTEGER) == FAILURE)
544 if (scalar_check (x, 1) == FAILURE)
547 if (type_check (x, 1, BT_REAL) == FAILURE)
555 gfc_check_btest (gfc_expr * i, gfc_expr * pos)
557 if (type_check (i, 0, BT_INTEGER) == FAILURE)
559 if (type_check (pos, 1, BT_INTEGER) == FAILURE)
567 gfc_check_char (gfc_expr * i, gfc_expr * kind)
569 if (type_check (i, 0, BT_INTEGER) == FAILURE)
571 if (kind_check (kind, 1, BT_CHARACTER) == FAILURE)
579 gfc_check_chdir (gfc_expr * dir)
581 if (type_check (dir, 0, BT_CHARACTER) == FAILURE)
589 gfc_check_chdir_sub (gfc_expr * dir, gfc_expr * status)
591 if (type_check (dir, 0, BT_CHARACTER) == FAILURE)
597 if (type_check (status, 1, BT_INTEGER) == FAILURE)
600 if (scalar_check (status, 1) == FAILURE)
608 gfc_check_cmplx (gfc_expr * x, gfc_expr * y, gfc_expr * kind)
610 if (numeric_check (x, 0) == FAILURE)
615 if (numeric_check (y, 1) == FAILURE)
618 if (x->ts.type == BT_COMPLEX)
620 gfc_error ("'%s' argument of '%s' intrinsic at %L must not be "
621 "present if 'x' is COMPLEX", gfc_current_intrinsic_arg[1],
622 gfc_current_intrinsic, &y->where);
627 if (kind_check (kind, 2, BT_COMPLEX) == FAILURE)
635 gfc_check_count (gfc_expr * mask, gfc_expr * dim)
637 if (logical_array_check (mask, 0) == FAILURE)
639 if (dim_check (dim, 1, 1) == FAILURE)
647 gfc_check_cshift (gfc_expr * array, gfc_expr * shift, gfc_expr * dim)
649 if (array_check (array, 0) == FAILURE)
652 if (array->rank == 1)
654 if (scalar_check (shift, 1) == FAILURE)
659 /* TODO: more requirements on shift parameter. */
662 if (dim_check (dim, 2, 1) == FAILURE)
670 gfc_check_dcmplx (gfc_expr * x, gfc_expr * y)
672 if (numeric_check (x, 0) == FAILURE)
677 if (numeric_check (y, 1) == FAILURE)
680 if (x->ts.type == BT_COMPLEX)
682 gfc_error ("'%s' argument of '%s' intrinsic at %L must not be "
683 "present if 'x' is COMPLEX", gfc_current_intrinsic_arg[1],
684 gfc_current_intrinsic, &y->where);
694 gfc_check_dble (gfc_expr * x)
696 if (numeric_check (x, 0) == FAILURE)
704 gfc_check_digits (gfc_expr * x)
706 if (int_or_real_check (x, 0) == FAILURE)
714 gfc_check_dot_product (gfc_expr * vector_a, gfc_expr * vector_b)
716 switch (vector_a->ts.type)
719 if (type_check (vector_b, 1, BT_LOGICAL) == FAILURE)
726 if (numeric_check (vector_b, 1) == FAILURE)
731 gfc_error ("'%s' argument of '%s' intrinsic at %L must be numeric "
732 "or LOGICAL", gfc_current_intrinsic_arg[0],
733 gfc_current_intrinsic, &vector_a->where);
737 if (rank_check (vector_a, 0, 1) == FAILURE)
740 if (rank_check (vector_b, 1, 1) == FAILURE)
748 gfc_check_eoshift (gfc_expr * array, gfc_expr * shift, gfc_expr * boundary,
751 if (array_check (array, 0) == FAILURE)
754 if (type_check (shift, 1, BT_INTEGER) == FAILURE)
757 if (array->rank == 1)
759 if (scalar_check (shift, 2) == FAILURE)
764 /* TODO: more weird restrictions on shift. */
767 if (boundary != NULL)
769 if (same_type_check (array, 0, boundary, 2) == FAILURE)
772 /* TODO: more restrictions on boundary. */
775 if (dim_check (dim, 1, 1) == FAILURE)
782 /* A single complex argument. */
785 gfc_check_fn_c (gfc_expr * a)
787 if (type_check (a, 0, BT_COMPLEX) == FAILURE)
794 /* A single real argument. */
797 gfc_check_fn_r (gfc_expr * a)
799 if (type_check (a, 0, BT_REAL) == FAILURE)
806 /* A single real or complex argument. */
809 gfc_check_fn_rc (gfc_expr * a)
811 if (real_or_complex_check (a, 0) == FAILURE)
819 gfc_check_fnum (gfc_expr * unit)
821 if (type_check (unit, 0, BT_INTEGER) == FAILURE)
824 if (scalar_check (unit, 0) == FAILURE)
831 /* This is used for the g77 one-argument Bessel functions, and the
835 gfc_check_g77_math1 (gfc_expr * x)
837 if (scalar_check (x, 0) == FAILURE)
840 if (type_check (x, 0, BT_REAL) == FAILURE)
848 gfc_check_huge (gfc_expr * x)
850 if (int_or_real_check (x, 0) == FAILURE)
857 /* Check that the single argument is an integer. */
860 gfc_check_i (gfc_expr * i)
862 if (type_check (i, 0, BT_INTEGER) == FAILURE)
870 gfc_check_iand (gfc_expr * i, gfc_expr * j)
872 if (type_check (i, 0, BT_INTEGER) == FAILURE)
875 if (type_check (j, 1, BT_INTEGER) == FAILURE)
878 if (i->ts.kind != j->ts.kind)
880 if (gfc_notify_std (GFC_STD_GNU, "Extension: Different type kinds at %L",
881 &i->where) == FAILURE)
890 gfc_check_ibclr (gfc_expr * i, gfc_expr * pos)
892 if (type_check (i, 0, BT_INTEGER) == FAILURE)
895 if (type_check (pos, 1, BT_INTEGER) == FAILURE)
903 gfc_check_ibits (gfc_expr * i, gfc_expr * pos, gfc_expr * len)
905 if (type_check (i, 0, BT_INTEGER) == FAILURE)
908 if (type_check (pos, 1, BT_INTEGER) == FAILURE)
911 if (type_check (len, 2, BT_INTEGER) == FAILURE)
919 gfc_check_ibset (gfc_expr * i, gfc_expr * pos)
921 if (type_check (i, 0, BT_INTEGER) == FAILURE)
924 if (type_check (pos, 1, BT_INTEGER) == FAILURE)
932 gfc_check_ichar_iachar (gfc_expr * c)
936 if (type_check (c, 0, BT_CHARACTER) == FAILURE)
939 if (c->expr_type == EXPR_VARIABLE || c->expr_type == EXPR_SUBSTRING)
945 /* Substring references don't have the charlength set. */
947 while (ref && ref->type != REF_SUBSTRING)
950 gcc_assert (ref == NULL || ref->type == REF_SUBSTRING);
954 /* Check that the argument is length one. Non-constant lengths
955 can't be checked here, so assume thay are ok. */
956 if (c->ts.cl && c->ts.cl->length)
958 /* If we already have a length for this expression then use it. */
959 if (c->ts.cl->length->expr_type != EXPR_CONSTANT)
961 i = mpz_get_si (c->ts.cl->length->value.integer);
968 start = ref->u.ss.start;
972 if (end == NULL || end->expr_type != EXPR_CONSTANT
973 || start->expr_type != EXPR_CONSTANT)
976 i = mpz_get_si (end->value.integer) + 1
977 - mpz_get_si (start->value.integer);
985 gfc_error ("Argument of %s at %L must be of length one",
986 gfc_current_intrinsic, &c->where);
995 gfc_check_idnint (gfc_expr * a)
997 if (double_check (a, 0) == FAILURE)
1005 gfc_check_ieor (gfc_expr * i, gfc_expr * j)
1007 if (type_check (i, 0, BT_INTEGER) == FAILURE)
1010 if (type_check (j, 1, BT_INTEGER) == FAILURE)
1013 if (i->ts.kind != j->ts.kind)
1015 if (gfc_notify_std (GFC_STD_GNU, "Extension: Different type kinds at %L",
1016 &i->where) == FAILURE)
1025 gfc_check_index (gfc_expr * string, gfc_expr * substring, gfc_expr * back)
1027 if (type_check (string, 0, BT_CHARACTER) == FAILURE
1028 || type_check (substring, 1, BT_CHARACTER) == FAILURE)
1032 if (back != NULL && type_check (back, 2, BT_LOGICAL) == FAILURE)
1035 if (string->ts.kind != substring->ts.kind)
1037 gfc_error ("'%s' argument of '%s' intrinsic at %L must be the same "
1038 "kind as '%s'", gfc_current_intrinsic_arg[1],
1039 gfc_current_intrinsic, &substring->where,
1040 gfc_current_intrinsic_arg[0]);
1049 gfc_check_int (gfc_expr * x, gfc_expr * kind)
1051 if (numeric_check (x, 0) == FAILURE)
1056 if (type_check (kind, 1, BT_INTEGER) == FAILURE)
1059 if (scalar_check (kind, 1) == FAILURE)
1068 gfc_check_ior (gfc_expr * i, gfc_expr * j)
1070 if (type_check (i, 0, BT_INTEGER) == FAILURE)
1073 if (type_check (j, 1, BT_INTEGER) == FAILURE)
1076 if (i->ts.kind != j->ts.kind)
1078 if (gfc_notify_std (GFC_STD_GNU, "Extension: Different type kinds at %L",
1079 &i->where) == FAILURE)
1088 gfc_check_ishft (gfc_expr * i, gfc_expr * shift)
1090 if (type_check (i, 0, BT_INTEGER) == FAILURE
1091 || type_check (shift, 1, BT_INTEGER) == FAILURE)
1099 gfc_check_ishftc (gfc_expr * i, gfc_expr * shift, gfc_expr * size)
1101 if (type_check (i, 0, BT_INTEGER) == FAILURE
1102 || type_check (shift, 1, BT_INTEGER) == FAILURE)
1105 if (size != NULL && type_check (size, 2, BT_INTEGER) == FAILURE)
1113 gfc_check_kill (gfc_expr * pid, gfc_expr * sig)
1115 if (type_check (pid, 0, BT_INTEGER) == FAILURE)
1118 if (type_check (sig, 1, BT_INTEGER) == FAILURE)
1126 gfc_check_kill_sub (gfc_expr * pid, gfc_expr * sig, gfc_expr * status)
1128 if (type_check (pid, 0, BT_INTEGER) == FAILURE)
1131 if (type_check (sig, 1, BT_INTEGER) == FAILURE)
1137 if (type_check (status, 2, BT_INTEGER) == FAILURE)
1140 if (scalar_check (status, 2) == FAILURE)
1148 gfc_check_kind (gfc_expr * x)
1150 if (x->ts.type == BT_DERIVED)
1152 gfc_error ("'%s' argument of '%s' intrinsic at %L must be a "
1153 "non-derived type", gfc_current_intrinsic_arg[0],
1154 gfc_current_intrinsic, &x->where);
1163 gfc_check_lbound (gfc_expr * array, gfc_expr * dim)
1165 if (array_check (array, 0) == FAILURE)
1170 if (dim_check (dim, 1, 1) == FAILURE)
1173 if (dim_rank_check (dim, array, 1) == FAILURE)
1181 gfc_check_link (gfc_expr * path1, gfc_expr * path2)
1183 if (type_check (path1, 0, BT_CHARACTER) == FAILURE)
1186 if (type_check (path2, 1, BT_CHARACTER) == FAILURE)
1194 gfc_check_link_sub (gfc_expr * path1, gfc_expr * path2, gfc_expr * status)
1196 if (type_check (path1, 0, BT_CHARACTER) == FAILURE)
1199 if (type_check (path2, 1, BT_CHARACTER) == FAILURE)
1205 if (type_check (status, 2, BT_INTEGER) == FAILURE)
1208 if (scalar_check (status, 2) == FAILURE)
1216 gfc_check_symlnk (gfc_expr * path1, gfc_expr * path2)
1218 if (type_check (path1, 0, BT_CHARACTER) == FAILURE)
1221 if (type_check (path2, 1, BT_CHARACTER) == FAILURE)
1229 gfc_check_symlnk_sub (gfc_expr * path1, gfc_expr * path2, gfc_expr * status)
1231 if (type_check (path1, 0, BT_CHARACTER) == FAILURE)
1234 if (type_check (path2, 1, BT_CHARACTER) == FAILURE)
1240 if (type_check (status, 2, BT_INTEGER) == FAILURE)
1243 if (scalar_check (status, 2) == FAILURE)
1251 gfc_check_logical (gfc_expr * a, gfc_expr * kind)
1253 if (type_check (a, 0, BT_LOGICAL) == FAILURE)
1255 if (kind_check (kind, 1, BT_LOGICAL) == FAILURE)
1262 /* Min/max family. */
1265 min_max_args (gfc_actual_arglist * arg)
1267 if (arg == NULL || arg->next == NULL)
1269 gfc_error ("Intrinsic '%s' at %L must have at least two arguments",
1270 gfc_current_intrinsic, gfc_current_intrinsic_where);
1279 check_rest (bt type, int kind, gfc_actual_arglist * arg)
1284 if (min_max_args (arg) == FAILURE)
1289 for (; arg; arg = arg->next, n++)
1292 if (x->ts.type != type || x->ts.kind != kind)
1294 if (x->ts.type == type)
1296 if (gfc_notify_std (GFC_STD_GNU,
1297 "Extension: Different type kinds at %L", &x->where)
1303 gfc_error ("'a%d' argument of '%s' intrinsic at %L must be %s(%d)",
1304 n, gfc_current_intrinsic, &x->where,
1305 gfc_basic_typename (type), kind);
1316 gfc_check_min_max (gfc_actual_arglist * arg)
1320 if (min_max_args (arg) == FAILURE)
1325 if (x->ts.type != BT_INTEGER && x->ts.type != BT_REAL)
1328 ("'a1' argument of '%s' intrinsic at %L must be INTEGER or REAL",
1329 gfc_current_intrinsic, &x->where);
1333 return check_rest (x->ts.type, x->ts.kind, arg);
1338 gfc_check_min_max_integer (gfc_actual_arglist * arg)
1340 return check_rest (BT_INTEGER, gfc_default_integer_kind, arg);
1345 gfc_check_min_max_real (gfc_actual_arglist * arg)
1347 return check_rest (BT_REAL, gfc_default_real_kind, arg);
1352 gfc_check_min_max_double (gfc_actual_arglist * arg)
1354 return check_rest (BT_REAL, gfc_default_double_kind, arg);
1357 /* End of min/max family. */
1361 gfc_check_matmul (gfc_expr * matrix_a, gfc_expr * matrix_b)
1363 if ((matrix_a->ts.type != BT_LOGICAL) && !gfc_numeric_ts (&matrix_b->ts))
1365 gfc_error ("'%s' argument of '%s' intrinsic at %L must be numeric "
1366 "or LOGICAL", gfc_current_intrinsic_arg[0],
1367 gfc_current_intrinsic, &matrix_a->where);
1371 if ((matrix_b->ts.type != BT_LOGICAL) && !gfc_numeric_ts (&matrix_a->ts))
1373 gfc_error ("'%s' argument of '%s' intrinsic at %L must be numeric "
1374 "or LOGICAL", gfc_current_intrinsic_arg[1],
1375 gfc_current_intrinsic, &matrix_b->where);
1379 switch (matrix_a->rank)
1382 if (rank_check (matrix_b, 1, 2) == FAILURE)
1387 if (matrix_b->rank == 2)
1389 if (rank_check (matrix_b, 1, 1) == FAILURE)
1394 gfc_error ("'%s' argument of '%s' intrinsic at %L must be of rank "
1395 "1 or 2", gfc_current_intrinsic_arg[0],
1396 gfc_current_intrinsic, &matrix_a->where);
1404 /* Whoever came up with this interface was probably on something.
1405 The possibilities for the occupation of the second and third
1412 NULL MASK minloc(array, mask=m)
1415 I.e. in the case of minloc(array,mask), mask will be in the second
1416 position of the argument list and we'll have to fix that up. */
1419 gfc_check_minloc_maxloc (gfc_actual_arglist * ap)
1421 gfc_expr *a, *m, *d;
1424 if (int_or_real_check (a, 0) == FAILURE
1425 || array_check (a, 0) == FAILURE)
1429 m = ap->next->next->expr;
1431 if (m == NULL && d != NULL && d->ts.type == BT_LOGICAL
1432 && ap->next->name == NULL)
1437 ap->next->expr = NULL;
1438 ap->next->next->expr = m;
1442 && (scalar_check (d, 1) == FAILURE
1443 || type_check (d, 1, BT_INTEGER) == FAILURE))
1446 if (m != NULL && type_check (m, 2, BT_LOGICAL) == FAILURE)
1453 /* Similar to minloc/maxloc, the argument list might need to be
1454 reordered for the MINVAL, MAXVAL, PRODUCT, and SUM intrinsics. The
1455 difference is that MINLOC/MAXLOC take an additional KIND argument.
1456 The possibilities are:
1462 NULL MASK minval(array, mask=m)
1465 I.e. in the case of minval(array,mask), mask will be in the second
1466 position of the argument list and we'll have to fix that up. */
1469 check_reduction (gfc_actual_arglist * ap)
1474 m = ap->next->next->expr;
1476 if (m == NULL && d != NULL && d->ts.type == BT_LOGICAL
1477 && ap->next->name == NULL)
1482 ap->next->expr = NULL;
1483 ap->next->next->expr = m;
1487 && (scalar_check (d, 1) == FAILURE
1488 || type_check (d, 1, BT_INTEGER) == FAILURE))
1491 if (m != NULL && type_check (m, 2, BT_LOGICAL) == FAILURE)
1499 gfc_check_minval_maxval (gfc_actual_arglist * ap)
1501 if (int_or_real_check (ap->expr, 0) == FAILURE
1502 || array_check (ap->expr, 0) == FAILURE)
1505 return check_reduction (ap);
1510 gfc_check_product_sum (gfc_actual_arglist * ap)
1512 if (numeric_check (ap->expr, 0) == FAILURE
1513 || array_check (ap->expr, 0) == FAILURE)
1516 return check_reduction (ap);
1521 gfc_check_merge (gfc_expr * tsource, gfc_expr * fsource, gfc_expr * mask)
1523 if (same_type_check (tsource, 0, fsource, 1) == FAILURE)
1526 if (type_check (mask, 2, BT_LOGICAL) == FAILURE)
1534 gfc_check_nearest (gfc_expr * x, gfc_expr * s)
1536 if (type_check (x, 0, BT_REAL) == FAILURE)
1539 if (type_check (s, 1, BT_REAL) == FAILURE)
1547 gfc_check_null (gfc_expr * mold)
1549 symbol_attribute attr;
1554 if (variable_check (mold, 0) == FAILURE)
1557 attr = gfc_variable_attr (mold, NULL);
1561 gfc_error ("'%s' argument of '%s' intrinsic at %L must be a POINTER",
1562 gfc_current_intrinsic_arg[0],
1563 gfc_current_intrinsic, &mold->where);
1572 gfc_check_pack (gfc_expr * array, gfc_expr * mask, gfc_expr * vector)
1574 if (array_check (array, 0) == FAILURE)
1577 if (type_check (mask, 1, BT_LOGICAL) == FAILURE)
1580 if (mask->rank != 0 && mask->rank != array->rank)
1582 gfc_error ("'%s' argument of '%s' intrinsic at %L must be conformable "
1583 "with '%s' argument", gfc_current_intrinsic_arg[0],
1584 gfc_current_intrinsic, &array->where,
1585 gfc_current_intrinsic_arg[1]);
1591 if (same_type_check (array, 0, vector, 2) == FAILURE)
1594 if (rank_check (vector, 2, 1) == FAILURE)
1597 /* TODO: More constraints here. */
1605 gfc_check_precision (gfc_expr * x)
1607 if (x->ts.type != BT_REAL && x->ts.type != BT_COMPLEX)
1609 gfc_error ("'%s' argument of '%s' intrinsic at %L must be of type "
1610 "REAL or COMPLEX", gfc_current_intrinsic_arg[0],
1611 gfc_current_intrinsic, &x->where);
1620 gfc_check_present (gfc_expr * a)
1624 if (variable_check (a, 0) == FAILURE)
1627 sym = a->symtree->n.sym;
1628 if (!sym->attr.dummy)
1630 gfc_error ("'%s' argument of '%s' intrinsic at %L must be of a "
1631 "dummy variable", gfc_current_intrinsic_arg[0],
1632 gfc_current_intrinsic, &a->where);
1636 if (!sym->attr.optional)
1638 gfc_error ("'%s' argument of '%s' intrinsic at %L must be of "
1639 "an OPTIONAL dummy variable", gfc_current_intrinsic_arg[0],
1640 gfc_current_intrinsic, &a->where);
1649 gfc_check_radix (gfc_expr * x)
1651 if (int_or_real_check (x, 0) == FAILURE)
1659 gfc_check_range (gfc_expr * x)
1661 if (numeric_check (x, 0) == FAILURE)
1668 /* real, float, sngl. */
1670 gfc_check_real (gfc_expr * a, gfc_expr * kind)
1672 if (numeric_check (a, 0) == FAILURE)
1675 if (kind_check (kind, 1, BT_REAL) == FAILURE)
1683 gfc_check_rename (gfc_expr * path1, gfc_expr * path2)
1685 if (type_check (path1, 0, BT_CHARACTER) == FAILURE)
1688 if (type_check (path2, 1, BT_CHARACTER) == FAILURE)
1696 gfc_check_rename_sub (gfc_expr * path1, gfc_expr * path2, gfc_expr * status)
1698 if (type_check (path1, 0, BT_CHARACTER) == FAILURE)
1701 if (type_check (path2, 1, BT_CHARACTER) == FAILURE)
1707 if (type_check (status, 2, BT_INTEGER) == FAILURE)
1710 if (scalar_check (status, 2) == FAILURE)
1718 gfc_check_repeat (gfc_expr * x, gfc_expr * y)
1720 if (type_check (x, 0, BT_CHARACTER) == FAILURE)
1723 if (scalar_check (x, 0) == FAILURE)
1726 if (type_check (y, 0, BT_INTEGER) == FAILURE)
1729 if (scalar_check (y, 1) == FAILURE)
1737 gfc_check_reshape (gfc_expr * source, gfc_expr * shape,
1738 gfc_expr * pad, gfc_expr * order)
1743 if (array_check (source, 0) == FAILURE)
1746 if (rank_check (shape, 1, 1) == FAILURE)
1749 if (type_check (shape, 1, BT_INTEGER) == FAILURE)
1752 if (gfc_array_size (shape, &size) != SUCCESS)
1754 gfc_error ("'shape' argument of 'reshape' intrinsic at %L must be an "
1755 "array of constant size", &shape->where);
1759 m = mpz_cmp_ui (size, GFC_MAX_DIMENSIONS);
1764 gfc_error ("'shape' argument of 'reshape' intrinsic at %L has more "
1765 "than %d elements", &shape->where, GFC_MAX_DIMENSIONS);
1771 if (same_type_check (source, 0, pad, 2) == FAILURE)
1773 if (array_check (pad, 2) == FAILURE)
1777 if (order != NULL && array_check (order, 3) == FAILURE)
1785 gfc_check_scale (gfc_expr * x, gfc_expr * i)
1787 if (type_check (x, 0, BT_REAL) == FAILURE)
1790 if (type_check (i, 1, BT_INTEGER) == FAILURE)
1798 gfc_check_scan (gfc_expr * x, gfc_expr * y, gfc_expr * z)
1800 if (type_check (x, 0, BT_CHARACTER) == FAILURE)
1803 if (type_check (y, 1, BT_CHARACTER) == FAILURE)
1806 if (z != NULL && type_check (z, 2, BT_LOGICAL) == FAILURE)
1809 if (same_type_check (x, 0, y, 1) == FAILURE)
1817 gfc_check_selected_int_kind (gfc_expr * r)
1820 if (type_check (r, 0, BT_INTEGER) == FAILURE)
1823 if (scalar_check (r, 0) == FAILURE)
1831 gfc_check_selected_real_kind (gfc_expr * p, gfc_expr * r)
1833 if (p == NULL && r == NULL)
1835 gfc_error ("Missing arguments to %s intrinsic at %L",
1836 gfc_current_intrinsic, gfc_current_intrinsic_where);
1841 if (p != NULL && type_check (p, 0, BT_INTEGER) == FAILURE)
1844 if (r != NULL && type_check (r, 1, BT_INTEGER) == FAILURE)
1852 gfc_check_set_exponent (gfc_expr * x, gfc_expr * i)
1854 if (type_check (x, 0, BT_REAL) == FAILURE)
1857 if (type_check (i, 1, BT_INTEGER) == FAILURE)
1865 gfc_check_shape (gfc_expr * source)
1869 if (source->rank == 0 || source->expr_type != EXPR_VARIABLE)
1872 ar = gfc_find_array_ref (source);
1874 if (ar->as && ar->as->type == AS_ASSUMED_SIZE)
1876 gfc_error ("'source' argument of 'shape' intrinsic at %L must not be "
1877 "an assumed size array", &source->where);
1886 gfc_check_sign (gfc_expr * a, gfc_expr * b)
1888 if (int_or_real_check (a, 0) == FAILURE)
1891 if (same_type_check (a, 0, b, 1) == FAILURE)
1899 gfc_check_size (gfc_expr * array, gfc_expr * dim)
1901 if (array_check (array, 0) == FAILURE)
1906 if (type_check (dim, 1, BT_INTEGER) == FAILURE)
1909 if (kind_value_check (dim, 1, gfc_default_integer_kind) == FAILURE)
1912 if (dim_rank_check (dim, array, 0) == FAILURE)
1921 gfc_check_sleep_sub (gfc_expr * seconds)
1923 if (type_check (seconds, 0, BT_INTEGER) == FAILURE)
1926 if (scalar_check (seconds, 0) == FAILURE)
1934 gfc_check_spread (gfc_expr * source, gfc_expr * dim, gfc_expr * ncopies)
1936 if (source->rank >= GFC_MAX_DIMENSIONS)
1938 gfc_error ("'%s' argument of '%s' intrinsic at %L must be less "
1939 "than rank %d", gfc_current_intrinsic_arg[0],
1940 gfc_current_intrinsic, &source->where, GFC_MAX_DIMENSIONS);
1945 if (dim_check (dim, 1, 0) == FAILURE)
1948 if (type_check (ncopies, 2, BT_INTEGER) == FAILURE)
1951 if (scalar_check (ncopies, 2) == FAILURE)
1959 gfc_check_fstat (gfc_expr * unit, gfc_expr * array)
1961 if (type_check (unit, 0, BT_INTEGER) == FAILURE)
1964 if (scalar_check (unit, 0) == FAILURE)
1967 if (type_check (array, 1, BT_INTEGER) == FAILURE
1968 || kind_value_check (unit, 0, gfc_default_integer_kind) == FAILURE)
1971 if (array_check (array, 1) == FAILURE)
1979 gfc_check_fstat_sub (gfc_expr * unit, gfc_expr * array, gfc_expr * status)
1981 if (type_check (unit, 0, BT_INTEGER) == FAILURE)
1984 if (scalar_check (unit, 0) == FAILURE)
1987 if (type_check (array, 1, BT_INTEGER) == FAILURE
1988 || kind_value_check (array, 1, gfc_default_integer_kind) == FAILURE)
1991 if (array_check (array, 1) == FAILURE)
1997 if (type_check (status, 2, BT_INTEGER) == FAILURE
1998 || kind_value_check (status, 2, gfc_default_integer_kind) == FAILURE)
2001 if (scalar_check (status, 2) == FAILURE)
2009 gfc_check_stat (gfc_expr * name, gfc_expr * array)
2011 if (type_check (name, 0, BT_CHARACTER) == FAILURE)
2014 if (type_check (array, 1, BT_INTEGER) == FAILURE
2015 || kind_value_check (array, 1, gfc_default_integer_kind) == FAILURE)
2018 if (array_check (array, 1) == FAILURE)
2026 gfc_check_stat_sub (gfc_expr * name, gfc_expr * array, gfc_expr * status)
2028 if (type_check (name, 0, BT_CHARACTER) == FAILURE)
2031 if (type_check (array, 1, BT_INTEGER) == FAILURE
2032 || kind_value_check (array, 1, gfc_default_integer_kind) == FAILURE)
2035 if (array_check (array, 1) == FAILURE)
2041 if (type_check (status, 2, BT_INTEGER) == FAILURE
2042 || kind_value_check (array, 1, gfc_default_integer_kind) == FAILURE)
2045 if (scalar_check (status, 2) == FAILURE)
2053 gfc_check_transfer (gfc_expr * source ATTRIBUTE_UNUSED,
2054 gfc_expr * mold ATTRIBUTE_UNUSED,
2059 if (type_check (size, 2, BT_INTEGER) == FAILURE)
2062 if (scalar_check (size, 2) == FAILURE)
2065 if (nonoptional_check (size, 2) == FAILURE)
2074 gfc_check_transpose (gfc_expr * matrix)
2076 if (rank_check (matrix, 0, 2) == FAILURE)
2084 gfc_check_ubound (gfc_expr * array, gfc_expr * dim)
2086 if (array_check (array, 0) == FAILURE)
2091 if (dim_check (dim, 1, 1) == FAILURE)
2094 if (dim_rank_check (dim, array, 0) == FAILURE)
2103 gfc_check_unpack (gfc_expr * vector, gfc_expr * mask, gfc_expr * field)
2105 if (rank_check (vector, 0, 1) == FAILURE)
2108 if (array_check (mask, 1) == FAILURE)
2111 if (type_check (mask, 1, BT_LOGICAL) == FAILURE)
2114 if (same_type_check (vector, 0, field, 2) == FAILURE)
2122 gfc_check_verify (gfc_expr * x, gfc_expr * y, gfc_expr * z)
2124 if (type_check (x, 0, BT_CHARACTER) == FAILURE)
2127 if (same_type_check (x, 0, y, 1) == FAILURE)
2130 if (z != NULL && type_check (z, 2, BT_LOGICAL) == FAILURE)
2138 gfc_check_trim (gfc_expr * x)
2140 if (type_check (x, 0, BT_CHARACTER) == FAILURE)
2143 if (scalar_check (x, 0) == FAILURE)
2150 /* Common check function for the half a dozen intrinsics that have a
2151 single real argument. */
2154 gfc_check_x (gfc_expr * x)
2156 if (type_check (x, 0, BT_REAL) == FAILURE)
2163 /************* Check functions for intrinsic subroutines *************/
2166 gfc_check_cpu_time (gfc_expr * time)
2168 if (scalar_check (time, 0) == FAILURE)
2171 if (type_check (time, 0, BT_REAL) == FAILURE)
2174 if (variable_check (time, 0) == FAILURE)
2182 gfc_check_date_and_time (gfc_expr * date, gfc_expr * time,
2183 gfc_expr * zone, gfc_expr * values)
2187 if (type_check (date, 0, BT_CHARACTER) == FAILURE)
2189 if (scalar_check (date, 0) == FAILURE)
2191 if (variable_check (date, 0) == FAILURE)
2197 if (type_check (time, 1, BT_CHARACTER) == FAILURE)
2199 if (scalar_check (time, 1) == FAILURE)
2201 if (variable_check (time, 1) == FAILURE)
2207 if (type_check (zone, 2, BT_CHARACTER) == FAILURE)
2209 if (scalar_check (zone, 2) == FAILURE)
2211 if (variable_check (zone, 2) == FAILURE)
2217 if (type_check (values, 3, BT_INTEGER) == FAILURE)
2219 if (array_check (values, 3) == FAILURE)
2221 if (rank_check (values, 3, 1) == FAILURE)
2223 if (variable_check (values, 3) == FAILURE)
2232 gfc_check_mvbits (gfc_expr * from, gfc_expr * frompos, gfc_expr * len,
2233 gfc_expr * to, gfc_expr * topos)
2235 if (type_check (from, 0, BT_INTEGER) == FAILURE)
2238 if (type_check (frompos, 1, BT_INTEGER) == FAILURE)
2241 if (type_check (len, 2, BT_INTEGER) == FAILURE)
2244 if (same_type_check (from, 0, to, 3) == FAILURE)
2247 if (variable_check (to, 3) == FAILURE)
2250 if (type_check (topos, 4, BT_INTEGER) == FAILURE)
2258 gfc_check_random_number (gfc_expr * harvest)
2260 if (type_check (harvest, 0, BT_REAL) == FAILURE)
2263 if (variable_check (harvest, 0) == FAILURE)
2271 gfc_check_random_seed (gfc_expr * size, gfc_expr * put, gfc_expr * get)
2275 if (scalar_check (size, 0) == FAILURE)
2278 if (type_check (size, 0, BT_INTEGER) == FAILURE)
2281 if (variable_check (size, 0) == FAILURE)
2284 if (kind_value_check (size, 0, gfc_default_integer_kind) == FAILURE)
2292 gfc_error ("Too many arguments to %s at %L", gfc_current_intrinsic,
2295 if (array_check (put, 1) == FAILURE)
2298 if (rank_check (put, 1, 1) == FAILURE)
2301 if (type_check (put, 1, BT_INTEGER) == FAILURE)
2304 if (kind_value_check (put, 1, gfc_default_integer_kind) == FAILURE)
2311 if (size != NULL || put != NULL)
2312 gfc_error ("Too many arguments to %s at %L", gfc_current_intrinsic,
2315 if (array_check (get, 2) == FAILURE)
2318 if (rank_check (get, 2, 1) == FAILURE)
2321 if (type_check (get, 2, BT_INTEGER) == FAILURE)
2324 if (variable_check (get, 2) == FAILURE)
2327 if (kind_value_check (get, 2, gfc_default_integer_kind) == FAILURE)
2335 gfc_check_second_sub (gfc_expr * time)
2337 if (scalar_check (time, 0) == FAILURE)
2340 if (type_check (time, 0, BT_REAL) == FAILURE)
2343 if (kind_value_check(time, 0, 4) == FAILURE)
2350 /* The arguments of SYSTEM_CLOCK are scalar, integer variables. Note,
2351 count, count_rate, and count_max are all optional arguments */
2354 gfc_check_system_clock (gfc_expr * count, gfc_expr * count_rate,
2355 gfc_expr * count_max)
2359 if (scalar_check (count, 0) == FAILURE)
2362 if (type_check (count, 0, BT_INTEGER) == FAILURE)
2365 if (variable_check (count, 0) == FAILURE)
2369 if (count_rate != NULL)
2371 if (scalar_check (count_rate, 1) == FAILURE)
2374 if (type_check (count_rate, 1, BT_INTEGER) == FAILURE)
2377 if (variable_check (count_rate, 1) == FAILURE)
2381 && same_type_check (count, 0, count_rate, 1) == FAILURE)
2386 if (count_max != NULL)
2388 if (scalar_check (count_max, 2) == FAILURE)
2391 if (type_check (count_max, 2, BT_INTEGER) == FAILURE)
2394 if (variable_check (count_max, 2) == FAILURE)
2398 && same_type_check (count, 0, count_max, 2) == FAILURE)
2401 if (count_rate != NULL
2402 && same_type_check (count_rate, 1, count_max, 2) == FAILURE)
2410 gfc_check_irand (gfc_expr * x)
2415 if (scalar_check (x, 0) == FAILURE)
2418 if (type_check (x, 0, BT_INTEGER) == FAILURE)
2421 if (kind_value_check(x, 0, 4) == FAILURE)
2428 gfc_check_rand (gfc_expr * x)
2433 if (scalar_check (x, 0) == FAILURE)
2436 if (type_check (x, 0, BT_INTEGER) == FAILURE)
2439 if (kind_value_check(x, 0, 4) == FAILURE)
2446 gfc_check_srand (gfc_expr * x)
2448 if (scalar_check (x, 0) == FAILURE)
2451 if (type_check (x, 0, BT_INTEGER) == FAILURE)
2454 if (kind_value_check(x, 0, 4) == FAILURE)
2461 gfc_check_etime (gfc_expr * x)
2463 if (array_check (x, 0) == FAILURE)
2466 if (rank_check (x, 0, 1) == FAILURE)
2469 if (variable_check (x, 0) == FAILURE)
2472 if (type_check (x, 0, BT_REAL) == FAILURE)
2475 if (kind_value_check(x, 0, 4) == FAILURE)
2482 gfc_check_etime_sub (gfc_expr * values, gfc_expr * time)
2484 if (array_check (values, 0) == FAILURE)
2487 if (rank_check (values, 0, 1) == FAILURE)
2490 if (variable_check (values, 0) == FAILURE)
2493 if (type_check (values, 0, BT_REAL) == FAILURE)
2496 if (kind_value_check(values, 0, 4) == FAILURE)
2499 if (scalar_check (time, 1) == FAILURE)
2502 if (type_check (time, 1, BT_REAL) == FAILURE)
2505 if (kind_value_check(time, 1, 4) == FAILURE)
2513 gfc_check_gerror (gfc_expr * msg)
2515 if (type_check (msg, 0, BT_CHARACTER) == FAILURE)
2523 gfc_check_getcwd_sub (gfc_expr * cwd, gfc_expr * status)
2525 if (type_check (cwd, 0, BT_CHARACTER) == FAILURE)
2531 if (scalar_check (status, 1) == FAILURE)
2534 if (type_check (status, 1, BT_INTEGER) == FAILURE)
2542 gfc_check_getlog (gfc_expr * msg)
2544 if (type_check (msg, 0, BT_CHARACTER) == FAILURE)
2552 gfc_check_exit (gfc_expr * status)
2557 if (type_check (status, 0, BT_INTEGER) == FAILURE)
2560 if (scalar_check (status, 0) == FAILURE)
2568 gfc_check_flush (gfc_expr * unit)
2573 if (type_check (unit, 0, BT_INTEGER) == FAILURE)
2576 if (scalar_check (unit, 0) == FAILURE)
2584 gfc_check_hostnm (gfc_expr * name)
2586 if (type_check (name, 0, BT_CHARACTER) == FAILURE)
2594 gfc_check_hostnm_sub (gfc_expr * name, gfc_expr * status)
2596 if (type_check (name, 0, BT_CHARACTER) == FAILURE)
2602 if (scalar_check (status, 1) == FAILURE)
2605 if (type_check (status, 1, BT_INTEGER) == FAILURE)
2613 gfc_check_ttynam_sub (gfc_expr * unit, gfc_expr * name)
2615 if (scalar_check (unit, 0) == FAILURE)
2618 if (type_check (unit, 0, BT_INTEGER) == FAILURE)
2621 if (type_check (name, 1, BT_CHARACTER) == FAILURE)
2629 gfc_check_isatty (gfc_expr * unit)
2634 if (type_check (unit, 0, BT_INTEGER) == FAILURE)
2637 if (scalar_check (unit, 0) == FAILURE)
2645 gfc_check_perror (gfc_expr * string)
2647 if (type_check (string, 0, BT_CHARACTER) == FAILURE)
2655 gfc_check_umask (gfc_expr * mask)
2657 if (type_check (mask, 0, BT_INTEGER) == FAILURE)
2660 if (scalar_check (mask, 0) == FAILURE)
2668 gfc_check_umask_sub (gfc_expr * mask, gfc_expr * old)
2670 if (type_check (mask, 0, BT_INTEGER) == FAILURE)
2673 if (scalar_check (mask, 0) == FAILURE)
2679 if (scalar_check (old, 1) == FAILURE)
2682 if (type_check (old, 1, BT_INTEGER) == FAILURE)
2690 gfc_check_unlink (gfc_expr * name)
2692 if (type_check (name, 0, BT_CHARACTER) == FAILURE)
2700 gfc_check_unlink_sub (gfc_expr * name, gfc_expr * status)
2702 if (type_check (name, 0, BT_CHARACTER) == FAILURE)
2708 if (scalar_check (status, 1) == FAILURE)
2711 if (type_check (status, 1, BT_INTEGER) == FAILURE)
2719 gfc_check_system_sub (gfc_expr * cmd, gfc_expr * status)
2721 if (type_check (cmd, 0, BT_CHARACTER) == FAILURE)
2724 if (scalar_check (status, 1) == FAILURE)
2727 if (type_check (status, 1, BT_INTEGER) == FAILURE)
2730 if (kind_value_check (status, 1, gfc_default_integer_kind) == FAILURE)