* config/avr/avr-log.c (avr_log_vadump): Properly use
        int-promoted enum values.
        * config/avr/avr.h (struct mcu_type_s): Change `arch' from
        int to enum avr_arch.
        * config/avr/gen-avr-mmcu-texi.c (main): Use correct initializer.

From-SVN: r190510