* ldexp.c (exp_fold_tree): Don't lose the old flag bits.
* ldgram.y (statement_list_opt): New nonterminal, either empty or
statement_list.
(section): Use statement_list_opt, not statement_list.
* m68kcoff.sc-sh: Gather constructors and destructors and define
__CTOR_LIST__ and __DTOR_LIST__ appropriately.
* sa29200.sc-sh: Gather constructors and destructors and define
___CTOR_LIST__ and ___DTOR_LIST__ appropriately.