/* Routines for manipulation of expression nodes.
- Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
+ Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
Free Software Foundation, Inc.
Contributed by Andy Vaught
break;
case BT_COMPLEX:
+#ifdef HAVE_mpc
+ mpc_clear (e->value.complex);
+#else
mpfr_clear (e->value.complex.r);
mpfr_clear (e->value.complex.i);
+#endif
break;
default:
break;
case EXPR_COMPCALL:
+ case EXPR_PPC:
gfc_free_actual_arglist (e->value.compcall.actual);
break;
}
+/* Insert a reference to the component of the given name.
+ Only to be used with CLASS containers. */
+
+void
+gfc_add_component_ref (gfc_expr *e, const char *name)
+{
+ gfc_ref **tail = &(e->ref);
+ gfc_ref *next = NULL;
+ gfc_symbol *derived = e->symtree->n.sym->ts.u.derived;
+ while (*tail != NULL)
+ {
+ if ((*tail)->type == REF_COMPONENT)
+ derived = (*tail)->u.c.component->ts.u.derived;
+ if ((*tail)->type == REF_ARRAY && (*tail)->next == NULL)
+ break;
+ tail = &((*tail)->next);
+ }
+ if (*tail != NULL && strcmp (name, "$data") == 0)
+ next = *tail;
+ (*tail) = gfc_get_ref();
+ (*tail)->next = next;
+ (*tail)->type = REF_COMPONENT;
+ (*tail)->u.c.sym = derived;
+ (*tail)->u.c.component = gfc_find_component (derived, name, true, true);
+ gcc_assert((*tail)->u.c.component);
+ if (!next)
+ e->ts = (*tail)->u.c.component->ts;
+}
+
+
/* Copy a shape array. */
mpz_t *
case BT_COMPLEX:
gfc_set_model_kind (q->ts.kind);
+#ifdef HAVE_mpc
+ mpc_init2 (q->value.complex, mpfr_get_default_prec());
+ mpc_set (q->value.complex, p->value.complex, GFC_MPC_RND_MODE);
+#else
mpfr_init (q->value.complex.r);
mpfr_init (q->value.complex.i);
mpfr_set (q->value.complex.r, p->value.complex.r, GFC_RND_MODE);
mpfr_set (q->value.complex.i, p->value.complex.i, GFC_RND_MODE);
+#endif
break;
case BT_CHARACTER:
case BT_HOLLERITH:
case BT_LOGICAL:
case BT_DERIVED:
+ case BT_CLASS:
break; /* Already done. */
case BT_PROCEDURE:
break;
case EXPR_COMPCALL:
+ case EXPR_PPC:
q->value.compcall.actual =
gfc_copy_actual_arglist (p->value.compcall.actual);
q->value.compcall.tbp = p->value.compcall.tbp;
mpz_init_set_ui (span, 1);
for (i = 0; i < ar->dimen; i++)
{
+ if (gfc_reduce_init_expr (ar->as->lower[i]) == FAILURE
+ || gfc_reduce_init_expr (ar->as->upper[i]) == FAILURE)
+ {
+ t = FAILURE;
+ cons = NULL;
+ goto depart;
+ }
+
e = gfc_copy_expr (ar->start[i]);
if (e->expr_type != EXPR_CONSTANT)
{
goto depart;
}
+ gcc_assert (ar->as->upper[i]->expr_type == EXPR_CONSTANT
+ && ar->as->lower[i]->expr_type == EXPR_CONSTANT);
+
/* Check the bounds. */
if ((ar->as->upper[i]
- && ar->as->upper[i]->expr_type == EXPR_CONSTANT
&& mpz_cmp (e->value.integer,
ar->as->upper[i]->value.integer) > 0)
- || (ar->as->lower[i]->expr_type == EXPR_CONSTANT
- && mpz_cmp (e->value.integer,
- ar->as->lower[i]->value.integer) < 0))
+ || (mpz_cmp (e->value.integer,
+ ar->as->lower[i]->value.integer) < 0))
{
gfc_error ("Index in dimension %d is out of bounds "
"at %L", i + 1, &ar->c_where[i]);
}
gcc_assert (begin->rank == 1);
- gcc_assert (begin->shape);
+ /* Zero-sized arrays have no shape and no elements, stop early. */
+ if (!begin->shape)
+ {
+ mpz_init_set_ui (nelts, 0);
+ break;
+ }
vecsub[d] = begin->value.constructor;
mpz_set (ctr[d], vecsub[d]->expr->value.integer);
else
string_len = 0;
- if (!p->ts.cl)
- {
- p->ts.cl = gfc_get_charlen ();
- p->ts.cl->next = NULL;
- p->ts.cl->length = NULL;
- }
- gfc_free_expr (p->ts.cl->length);
- p->ts.cl->length = gfc_int_expr (string_len);
+ if (!p->ts.u.cl)
+ p->ts.u.cl = gfc_new_charlen (p->symtree->n.sym->ns,
+ NULL);
+ else
+ gfc_free_expr (p->ts.u.cl->length);
+
+ p->ts.u.cl->length = gfc_int_expr (string_len);
}
}
gfc_free_ref_list (p->ref);
gfc_char_t *s;
int start, end;
+ start = 0;
if (p->ref && p->ref->u.ss.start)
{
gfc_extract_int (p->ref->u.ss.start, &start);
start--; /* Convert from one-based to zero-based. */
}
- else
- start = 0;
+ end = p->value.character.length;
if (p->ref && p->ref->u.ss.end)
gfc_extract_int (p->ref->u.ss.end, &end);
- else
- end = p->value.character.length;
s = gfc_get_wide_string (end - start + 2);
memcpy (s, p->value.character.string + start,
gfc_free (p->value.character.string);
p->value.character.string = s;
p->value.character.length = end - start;
- p->ts.cl = gfc_get_charlen ();
- p->ts.cl->next = gfc_current_ns->cl_list;
- gfc_current_ns->cl_list = p->ts.cl;
- p->ts.cl->length = gfc_int_expr (p->value.character.length);
+ p->ts.u.cl = gfc_new_charlen (gfc_current_ns, NULL);
+ p->ts.u.cl->length = gfc_int_expr (p->value.character.length);
gfc_free_ref_list (p->ref);
p->ref = NULL;
p->expr_type = EXPR_CONSTANT;
break;
case EXPR_COMPCALL:
+ case EXPR_PPC:
gcc_unreachable ();
break;
}
if (!numeric_type (et0 (op1)) || !numeric_type (et0 (op2)))
goto not_numeric;
- if (e->value.op.op == INTRINSIC_POWER
- && check_function == check_init_expr && et0 (op2) != BT_INTEGER)
- {
- if (gfc_notify_std (GFC_STD_F2003,"Fortran 2003: Noninteger "
- "exponent in an initialization "
- "expression at %L", &op2->where)
- == FAILURE)
- return FAILURE;
- }
-
break;
case INTRINSIC_CONCAT:
with LEN, as required by the standard. */
if (i == 5 && not_restricted
&& ap->expr->symtree->n.sym->ts.type == BT_CHARACTER
- && ap->expr->symtree->n.sym->ts.cl->length == NULL)
+ && ap->expr->symtree->n.sym->ts.u.cl->length == NULL)
{
gfc_error ("Assumed character length variable '%s' in constant "
"expression at %L", e->symtree->n.sym->name, &e->where);
"selected_real_kind", "transfer", "trim", NULL
};
+ static const char * const trans_func_f2003[] = {
+ "all", "any", "count", "dot_product", "matmul", "null", "pack",
+ "product", "repeat", "reshape", "selected_char_kind", "selected_int_kind",
+ "selected_real_kind", "spread", "sum", "transfer", "transpose",
+ "trim", "unpack", NULL
+ };
+
int i;
const char *name;
+ const char *const *functions;
if (!e->value.function.isym
|| !e->value.function.isym->transformational)
name = e->symtree->n.sym->name;
+ functions = (gfc_option.allow_std & GFC_STD_F2003)
+ ? trans_func_f2003 : trans_func_f95;
+
/* NULL() is dealt with below. */
if (strcmp ("null", name) == 0)
return MATCH_NO;
- for (i = 0; trans_func_f95[i]; i++)
- if (strcmp (trans_func_f95[i], name) == 0)
- break;
+ for (i = 0; functions[i]; i++)
+ if (strcmp (functions[i], name) == 0)
+ break;
- /* FIXME, F2003: implement translation of initialization
- expressions before enabling this check. For F95, error
- out if the transformational function is not in the list. */
-#if 0
- if (trans_func_f95[i] == NULL
- && gfc_notify_std (GFC_STD_F2003,
- "transformational intrinsic '%s' at %L is not permitted "
- "in an initialization expression", name, &e->where) == FAILURE)
- return MATCH_ERROR;
-#else
- if (trans_func_f95[i] == NULL)
+ if (functions[i] == NULL)
{
gfc_error("transformational intrinsic '%s' at %L is not permitted "
"in an initialization expression", name, &e->where);
return MATCH_ERROR;
}
-#endif
return check_init_expr_arguments (e);
}
/* Match an initialization expression. We work by first matching an
- expression, then reducing it to a constant. */
+ expression, then reducing it to a constant. The reducing it to
+ constant part requires a global variable to flag the prohibition
+ of a non-integer exponent in -std=f95 mode. */
+
+bool init_flag = false;
match
gfc_match_init_expr (gfc_expr **result)
expr = NULL;
+ init_flag = true;
+
m = gfc_match_expr (&expr);
if (m != MATCH_YES)
- return m;
+ {
+ init_flag = false;
+ return m;
+ }
t = gfc_reduce_init_expr (expr);
if (t != SUCCESS)
{
gfc_free_expr (expr);
+ init_flag = false;
return MATCH_ERROR;
}
*result = expr;
+ init_flag = false;
return MATCH_YES;
}
/* Given two expressions, make sure that the arrays are conformable. */
gfc_try
-gfc_check_conformance (const char *optype_msgid, gfc_expr *op1, gfc_expr *op2)
+gfc_check_conformance (gfc_expr *op1, gfc_expr *op2, const char *optype_msgid, ...)
{
int op1_flag, op2_flag, d;
mpz_t op1_size, op2_size;
gfc_try t;
+ va_list argp;
+ char buffer[240];
+
if (op1->rank == 0 || op2->rank == 0)
return SUCCESS;
+ va_start (argp, optype_msgid);
+ vsnprintf (buffer, 240, optype_msgid, argp);
+ va_end (argp);
+
if (op1->rank != op2->rank)
{
- gfc_error ("Incompatible ranks in %s (%d and %d) at %L", _(optype_msgid),
+ gfc_error ("Incompatible ranks in %s (%d and %d) at %L", _(buffer),
op1->rank, op2->rank, &op1->where);
return FAILURE;
}
if (op1_flag && op2_flag && mpz_cmp (op1_size, op2_size) != 0)
{
gfc_error ("Different shape for %s at %L on dimension %d "
- "(%d and %d)", _(optype_msgid), &op1->where, d + 1,
+ "(%d and %d)", _(buffer), &op1->where, d + 1,
(int) mpz_get_si (op1_size),
(int) mpz_get_si (op2_size));
if (rvalue->expr_type == EXPR_NULL)
{
- if (lvalue->symtree->n.sym->attr.pointer
+ if (has_pointer && (ref == NULL || ref->next == NULL)
&& lvalue->symtree->n.sym->attr.data)
return SUCCESS;
else
/* Check size of array assignments. */
if (lvalue->rank != 0 && rvalue->rank != 0
- && gfc_check_conformance ("array assignment", lvalue, rvalue) != SUCCESS)
+ && gfc_check_conformance (lvalue, rvalue, "array assignment") != SUCCESS)
return FAILURE;
if (rvalue->is_boz && lvalue->ts.type != BT_INTEGER
symbol_attribute attr;
gfc_ref *ref;
int is_pure;
- int pointer, check_intent_in;
+ int pointer, check_intent_in, proc_pointer;
if (lvalue->symtree->n.sym->ts.type == BT_UNKNOWN
&& !lvalue->symtree->n.sym->attr.proc_pointer)
}
if (lvalue->symtree->n.sym->attr.flavor == FL_PROCEDURE
- && lvalue->symtree->n.sym->attr.use_assoc)
+ && lvalue->symtree->n.sym->attr.use_assoc
+ && !lvalue->symtree->n.sym->attr.proc_pointer)
{
gfc_error ("'%s' in the pointer assignment at %L cannot be an "
"l-value since it is a procedure",
/* Check INTENT(IN), unless the object itself is the component or
sub-component of a pointer. */
check_intent_in = 1;
- pointer = lvalue->symtree->n.sym->attr.pointer
- | lvalue->symtree->n.sym->attr.proc_pointer;
+ pointer = lvalue->symtree->n.sym->attr.pointer;
+ proc_pointer = lvalue->symtree->n.sym->attr.proc_pointer;
for (ref = lvalue->ref; ref; ref = ref->next)
{
if (pointer)
check_intent_in = 0;
- if (ref->type == REF_COMPONENT && ref->u.c.component->attr.pointer)
- pointer = 1;
+ if (ref->type == REF_COMPONENT)
+ {
+ pointer = ref->u.c.component->attr.pointer;
+ proc_pointer = ref->u.c.component->attr.proc_pointer;
+ }
if (ref->type == REF_ARRAY && ref->next == NULL)
{
return FAILURE;
}
- if (!pointer)
+ if (!pointer && !proc_pointer
+ && !(lvalue->ts.type == BT_CLASS
+ && lvalue->ts.u.derived->components->attr.pointer))
{
gfc_error ("Pointer assignment to non-POINTER at %L", &lvalue->where);
return FAILURE;
if (rvalue->expr_type == EXPR_NULL && rvalue->ts.type == BT_UNKNOWN)
return SUCCESS;
- /* TODO checks on rvalue for a procedure pointer assignment. */
- if (lvalue->symtree->n.sym->attr.proc_pointer)
- return SUCCESS;
+ /* Checks on rvalue for procedure pointer assignments. */
+ if (proc_pointer)
+ {
+ char err[200];
+ gfc_symbol *s1,*s2;
+ gfc_component *comp;
+ const char *name;
+
+ attr = gfc_expr_attr (rvalue);
+ if (!((rvalue->expr_type == EXPR_NULL)
+ || (rvalue->expr_type == EXPR_FUNCTION && attr.proc_pointer)
+ || (rvalue->expr_type == EXPR_VARIABLE && attr.proc_pointer)
+ || (rvalue->expr_type == EXPR_VARIABLE
+ && attr.flavor == FL_PROCEDURE)))
+ {
+ gfc_error ("Invalid procedure pointer assignment at %L",
+ &rvalue->where);
+ return FAILURE;
+ }
+ if (attr.abstract)
+ {
+ gfc_error ("Abstract interface '%s' is invalid "
+ "in procedure pointer assignment at %L",
+ rvalue->symtree->name, &rvalue->where);
+ return FAILURE;
+ }
+ /* Check for C727. */
+ if (attr.flavor == FL_PROCEDURE)
+ {
+ if (attr.proc == PROC_ST_FUNCTION)
+ {
+ gfc_error ("Statement function '%s' is invalid "
+ "in procedure pointer assignment at %L",
+ rvalue->symtree->name, &rvalue->where);
+ return FAILURE;
+ }
+ if (attr.proc == PROC_INTERNAL &&
+ gfc_notify_std (GFC_STD_F2008, "Internal procedure '%s' is "
+ "invalid in procedure pointer assignment at %L",
+ rvalue->symtree->name, &rvalue->where) == FAILURE)
+ return FAILURE;
+ }
+
+ /* Ensure that the calling convention is the same. As other attributes
+ such as DLLEXPORT may differ, one explicitly only tests for the
+ calling conventions. */
+ if (rvalue->expr_type == EXPR_VARIABLE
+ && lvalue->symtree->n.sym->attr.ext_attr
+ != rvalue->symtree->n.sym->attr.ext_attr)
+ {
+ symbol_attribute calls;
+
+ calls.ext_attr = 0;
+ gfc_add_ext_attribute (&calls, EXT_ATTR_CDECL, NULL);
+ gfc_add_ext_attribute (&calls, EXT_ATTR_STDCALL, NULL);
+ gfc_add_ext_attribute (&calls, EXT_ATTR_FASTCALL, NULL);
+
+ if ((calls.ext_attr & lvalue->symtree->n.sym->attr.ext_attr)
+ != (calls.ext_attr & rvalue->symtree->n.sym->attr.ext_attr))
+ {
+ gfc_error ("Mismatch in the procedure pointer assignment "
+ "at %L: mismatch in the calling convention",
+ &rvalue->where);
+ return FAILURE;
+ }
+ }
+
+ if (gfc_is_proc_ptr_comp (lvalue, &comp))
+ s1 = comp->ts.interface;
+ else
+ s1 = lvalue->symtree->n.sym;
+
+ if (gfc_is_proc_ptr_comp (rvalue, &comp))
+ {
+ s2 = comp->ts.interface;
+ name = comp->name;
+ }
+ else if (rvalue->expr_type == EXPR_FUNCTION)
+ {
+ s2 = rvalue->symtree->n.sym->result;
+ name = rvalue->symtree->n.sym->result->name;
+ }
+ else
+ {
+ s2 = rvalue->symtree->n.sym;
+ name = rvalue->symtree->n.sym->name;
+ }
+
+ if (s1 && s2 && !gfc_compare_interfaces (s1, s2, name, 0, 1,
+ err, sizeof(err)))
+ {
+ gfc_error ("Interface mismatch in procedure pointer assignment "
+ "at %L: %s", &rvalue->where, err);
+ return FAILURE;
+ }
+
+ return SUCCESS;
+ }
if (!gfc_compare_types (&lvalue->ts, &rvalue->ts))
{
return FAILURE;
}
- if (lvalue->ts.kind != rvalue->ts.kind)
+ if (lvalue->ts.type != BT_CLASS && lvalue->ts.kind != rvalue->ts.kind)
{
gfc_error ("Different kind type parameters in pointer "
"assignment at %L", &lvalue->where);
if (rvalue->expr_type == EXPR_NULL)
return SUCCESS;
- if (lvalue->ts.type == BT_CHARACTER
- && lvalue->ts.cl && rvalue->ts.cl
- && lvalue->ts.cl->length && rvalue->ts.cl->length
- && abs (gfc_dep_compare_expr (lvalue->ts.cl->length,
- rvalue->ts.cl->length)) == 1)
+ if (lvalue->ts.type == BT_CHARACTER)
{
- gfc_error ("Different character lengths in pointer "
- "assignment at %L", &lvalue->where);
- return FAILURE;
+ gfc_try t = gfc_check_same_strlen (lvalue, rvalue, "pointer assignment");
+ if (t == FAILURE)
+ return FAILURE;
}
if (rvalue->expr_type == EXPR_VARIABLE && is_subref_array (rvalue))
lvalue.symtree->n.sym = sym;
lvalue.where = sym->declared_at;
- if (sym->attr.pointer || sym->attr.proc_pointer)
+ if (sym->attr.pointer || sym->attr.proc_pointer
+ || (sym->ts.type == BT_CLASS
+ && sym->ts.u.derived->components->attr.pointer
+ && rvalue->expr_type == EXPR_NULL))
r = gfc_check_pointer_assign (&lvalue, rvalue);
else
r = gfc_check_assign (&lvalue, rvalue, 1);
gfc_component *c;
/* See if we have a default initializer. */
- for (c = ts->derived->components; c; c = c->next)
+ for (c = ts->u.derived->components; c; c = c->next)
if (c->initializer || c->attr.allocatable)
break;
init = gfc_get_expr ();
init->expr_type = EXPR_STRUCTURE;
init->ts = *ts;
- init->where = ts->derived->declared_at;
+ init->where = ts->u.derived->declared_at;
tail = NULL;
- for (c = ts->derived->components; c; c = c->next)
+ for (c = ts->u.derived->components; c; c = c->next)
{
if (tail == NULL)
init->value.constructor = tail = gfc_get_constructor ();
return true;
if (expr->ts.type == BT_CHARACTER
- && expr->ts.cl
- && expr->ts.cl->length
- && expr->ts.cl->length->expr_type != EXPR_CONSTANT
- && gfc_traverse_expr (expr->ts.cl->length, sym, func, f))
+ && expr->ts.u.cl
+ && expr->ts.u.cl->length
+ && expr->ts.u.cl->length->expr_type != EXPR_CONSTANT
+ && gfc_traverse_expr (expr->ts.u.cl->length, sym, func, f))
return true;
switch (expr->expr_type)
case REF_COMPONENT:
if (ref->u.c.component->ts.type == BT_CHARACTER
- && ref->u.c.component->ts.cl
- && ref->u.c.component->ts.cl->length
- && ref->u.c.component->ts.cl->length->expr_type
+ && ref->u.c.component->ts.u.cl
+ && ref->u.c.component->ts.u.cl->length
+ && ref->u.c.component->ts.u.cl->length->expr_type
!= EXPR_CONSTANT
- && gfc_traverse_expr (ref->u.c.component->ts.cl->length,
+ && gfc_traverse_expr (ref->u.c.component->ts.u.cl->length,
sym, func, f))
return true;
}
+/* Determine if an expression is a procedure pointer component. If yes, the
+ argument 'comp' will point to the component (provided that 'comp' was
+ provided). */
+
+bool
+gfc_is_proc_ptr_comp (gfc_expr *expr, gfc_component **comp)
+{
+ gfc_ref *ref;
+ bool ppc = false;
+
+ if (!expr || !expr->ref)
+ return false;
+
+ ref = expr->ref;
+ while (ref->next)
+ ref = ref->next;
+
+ if (ref->type == REF_COMPONENT)
+ {
+ ppc = ref->u.c.component->attr.proc_pointer;
+ if (ppc && comp)
+ *comp = ref->u.c.component;
+ }
+
+ return ppc;
+}
+
+
/* Walk an expression tree and check each variable encountered for being typed.
If strict is not set, a top-level variable is tolerated untyped in -std=gnu
mode as is a basic arithmetic expression using those; this is for things in
static bool
replace_symbol (gfc_expr *expr, gfc_symbol *sym, int *i ATTRIBUTE_UNUSED)
{
- if ((expr->expr_type == EXPR_VARIABLE || expr->expr_type == EXPR_FUNCTION)
+ if ((expr->expr_type == EXPR_VARIABLE
+ || (expr->expr_type == EXPR_FUNCTION
+ && !gfc_is_intrinsic (expr->symtree->n.sym, 0, expr->where)))
&& expr->symtree->n.sym->ns == sym->ts.interface->formal_ns)
{
gfc_symtree *stree;
- gfc_get_sym_tree (expr->symtree->name, sym->formal_ns, &stree);
+ gfc_namespace *ns = sym->formal_ns;
+ /* Don't use gfc_get_symtree as we prefer to fail badly if we don't find
+ the symtree rather than create a new one (and probably fail later). */
+ stree = gfc_find_symtree (ns ? ns->sym_root : gfc_current_ns->sym_root,
+ expr->symtree->n.sym->name);
+ gcc_assert (stree);
stree->n.sym->attr = expr->symtree->n.sym->attr;
expr->symtree = stree;
}
{
gfc_traverse_expr (expr, dest, &replace_symbol, 0);
}
+
+/* The following is analogous to 'replace_symbol', and needed for copying
+ interfaces for procedure pointer components. The argument 'sym' must formally
+ be a gfc_symbol, so that the function can be passed to gfc_traverse_expr.
+ However, it gets actually passed a gfc_component (i.e. the procedure pointer
+ component in whose formal_ns the arguments have to be). */
+
+static bool
+replace_comp (gfc_expr *expr, gfc_symbol *sym, int *i ATTRIBUTE_UNUSED)
+{
+ gfc_component *comp;
+ comp = (gfc_component *)sym;
+ if ((expr->expr_type == EXPR_VARIABLE
+ || (expr->expr_type == EXPR_FUNCTION
+ && !gfc_is_intrinsic (expr->symtree->n.sym, 0, expr->where)))
+ && expr->symtree->n.sym->ns == comp->ts.interface->formal_ns)
+ {
+ gfc_symtree *stree;
+ gfc_namespace *ns = comp->formal_ns;
+ /* Don't use gfc_get_symtree as we prefer to fail badly if we don't find
+ the symtree rather than create a new one (and probably fail later). */
+ stree = gfc_find_symtree (ns ? ns->sym_root : gfc_current_ns->sym_root,
+ expr->symtree->n.sym->name);
+ gcc_assert (stree);
+ stree->n.sym->attr = expr->symtree->n.sym->attr;
+ expr->symtree = stree;
+ }
+ return false;
+}
+
+void
+gfc_expr_replace_comp (gfc_expr *expr, gfc_component *dest)
+{
+ gfc_traverse_expr (expr, (gfc_symbol *)dest, &replace_comp, 0);
+}
+
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