flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.

flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.

        * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
        (update_life_info) [REG_WAS_0]: Search the original insns rather
        than the new insns for the note.  Fix typos finding note_dest.
        If no dest found, discard the note rather than abort.
        [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
        (replace_insns): Remove the old insn list after update_life_info
        not before.

From-SVN: r28946