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-rw-r--r--gcc/fortran/interface.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/fortran/interface.c b/gcc/fortran/interface.c
index a0cb0bb..4c8d671 100644
--- a/gcc/fortran/interface.c
+++ b/gcc/fortran/interface.c
@@ -3885,7 +3885,7 @@ matching_typebound_op (gfc_expr** tb_base,
if (base->expr->ts.type == BT_CLASS)
{
- if (CLASS_DATA (base->expr) == NULL
+ if (!base->expr->ts.u.derived || CLASS_DATA (base->expr) == NULL
|| !gfc_expr_attr (base->expr).class_ok)
continue;
derived = CLASS_DATA (base->expr)->ts.u.derived;