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authorJanus Weil <janus@gcc.gnu.org>2012-10-11 19:52:36 +0200
committerJanus Weil <janus@gcc.gnu.org>2012-10-11 19:52:36 +0200
commite87924ab48d86b6bf33ae6f33a6e4a0941fca970 (patch)
tree4bb45a2915d953234dbef2ea935ebf4ab60b699b /gcc/fortran/trans-stmt.c
parenta1dc74f2bf02aa753939071fbd6d82f8db157e66 (diff)
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re PR fortran/54784 ([OOP] wrong code in polymorphic allocation with SOURCE)
2012-10-11 Janus Weil <janus@gcc.gnu.org> PR fortran/54784 * trans-stmt.c (gfc_trans_allocate): Correctly determine the reference to the _data component for polymorphic allocation with SOURCE. 2012-10-11 Janus Weil <janus@gcc.gnu.org> PR fortran/54784 * gfortran.dg/class_allocate_13.f90: New. From-SVN: r192374
Diffstat (limited to 'gcc/fortran/trans-stmt.c')
-rw-r--r--gcc/fortran/trans-stmt.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/gcc/fortran/trans-stmt.c b/gcc/fortran/trans-stmt.c
index 204f069..bfcb686 100644
--- a/gcc/fortran/trans-stmt.c
+++ b/gcc/fortran/trans-stmt.c
@@ -5130,7 +5130,7 @@ gfc_trans_allocate (gfc_code * code)
gfc_actual_arglist *actual;
gfc_expr *ppc;
gfc_code *ppc_code;
- gfc_ref *dataref;
+ gfc_ref *ref, *dataref;
/* Do a polymorphic deep copy. */
actual = gfc_get_actual_arglist ();
@@ -5142,13 +5142,15 @@ gfc_trans_allocate (gfc_code * code)
actual->next->expr->ts.type = BT_CLASS;
gfc_add_data_component (actual->next->expr);
- dataref = actual->next->expr->ref;
+ dataref = NULL;
/* Make sure we go up through the reference chain to
the _data reference, where the arrayspec is found. */
- while (dataref->next && dataref->next->type != REF_ARRAY)
- dataref = dataref->next;
+ for (ref = actual->next->expr->ref; ref; ref = ref->next)
+ if (ref->type == REF_COMPONENT
+ && strcmp (ref->u.c.component->name, "_data") == 0)
+ dataref = ref;
- if (dataref->u.c.component->as)
+ if (dataref && dataref->u.c.component->as)
{
int dim;
gfc_expr *temp;