* except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
        (expand_eh_region_start_tree): Remove unused variable 'note'.
        (exception_optimize): Remove unused variable 'regions'.
        (expand_builtin_eh_stub):  Remove unused variable 'temp'.
        (copy_eh_entry): Deleted.   Dead function.
        * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
        'last' with same #if HAVE_load_multiple as use of it.
        (move_block_from_reg): Likewise.
        (emit_move_insn_1): Remove unused variable 'insns'.
        (store_constructor): Bracket declaration of startb, endb with
        #if TARGET_MEMFUNCTIONS.  Remove unused variables 'set_word_size'
        'target', and 'xtarget'.
        (expand_builtin_setjmp): Remove unused variables 'op0',
        'next_arg_reg', 'old_inhibit_defer_pop'.
        (expand_builtin): Remove unused variable 'offset'.
        (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
        (emit_queue): Add parens for assignment used as conditional.
        (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.

From-SVN: r17843