reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes for any insns skipped at the start of a block...

        * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
        for any insns skipped at the start of a block because they were
        redundant.

From-SVN: r19534