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re PR fortran/85798 (ICE in get_array_index, at fortran/data.c:69)

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2018-12-22  Steven G . Kargl  <kargl@gcc.gnu.org>

	PR fortran/85798
	* decl.c (gfc_match_data): If a component of a derived type entity
	appears in data statement, check that does not have the allocatable
	attribute.
 
2018-12-22  Steven G . Kargl  <kargl@gcc.gnu.org>

	PR fortran/85798
	* gfortran.dg/pr85798.f90: New test.

From-SVN: r267356
This commit is contained in:
Steven G. Kargl 2018-12-22 19:37:06 +00:00
parent 73f5d219bb
commit 02543f0263
4 changed files with 51 additions and 0 deletions
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7
gcc/fortran/ChangeLog
View File

@ -1,3 +1,10 @@
2018-12-22 Steven G . Kargl <kargl@gcc.gnu.org>
PR fortran/85798
* decl.c (gfc_match_data): If a component of a derived type entity
appears in data statement, check that does not have the allocatable
attribute.
2018-12-22 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88169

25
gcc/fortran/decl.c
View File

@ -596,6 +596,7 @@ match
gfc_match_data (void)
{
gfc_data *new_data;
gfc_expr *e;
match m;
/* Before parsing the rest of a DATA statement, check F2008:c1206. */
@ -632,6 +633,30 @@ gfc_match_data (void)
goto cleanup;
}
/* Check for an entity with an allocatable component, which is not
allowed. */
e = new_data->var->expr;
if (e)
{
bool invalid;
invalid = false;
for (gfc_ref *ref = e->ref; ref; ref = ref->next)
if ((ref->type == REF_COMPONENT
&& ref->u.c.component->attr.allocatable)
|| (ref->type == REF_ARRAY
&& e->symtree->n.sym->attr.pointer != 1
&& ref->u.ar.as && ref->u.ar.as->type == AS_DEFERRED))
invalid = true;
if (invalid)
{
gfc_error ("Allocatable component or deferred-shaped array "
"near %C in DATA statement");
goto cleanup;
}
}
m = top_val_list (new_data);
if (m != MATCH_YES)
goto cleanup;

5
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2018-12-26 Steven G . Kargl <kargl@gcc.gnu.org>
PR fortran/85798
* gfortran.dg/pr85798.f90: New test.
2018-12-21 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/88169

14
gcc/testsuite/gfortran.dg/pr85798.f90 Normal file
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@ -0,0 +1,14 @@
! { dg-do compile }
program p
type t
integer, allocatable :: a(:)
end type
type u
real x
type(t) y
end type
type(t) :: z
type(u) :: q
data z%a(1) / 789 / ! { dg-error "Allocatable component" }
data q%y%a(1) / 789 / ! { dg-error "Allocatable component" }
end