===================================================================
@@ -249,7 +249,7 @@ realloc_string_callback (gfc_code **c, int *walk_s
return 0;
expr1 = co->expr1;
- if (expr1->ts.type != BT_CHARACTER || expr1->rank != 0
+ if (expr1->ts.type != BT_CHARACTER
|| !gfc_expr_attr(expr1).allocatable
|| !expr1->ts.deferred)
return 0;
@@ -270,8 +270,9 @@ realloc_string_callback (gfc_code **c, int *walk_s
if (!found_substr)
return 0;
}
- else if (expr2->expr_type != EXPR_OP
- || expr2->value.op.op != INTRINSIC_CONCAT)
+ else if (expr2->expr_type != EXPR_ARRAY
+ && (expr2->expr_type != EXPR_OP
+ || expr2->value.op.op != INTRINSIC_CONCAT))
return 0;
if (!gfc_check_dependency (expr1, expr2, true))