re PR target/46613 (m32c fails to build - m32c_conditional_register_usage missing for m32c-pragma.c)

        PR target/46613
        * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare.
        * config/m32c/m32c.c (m32c_conditional_register_usage): No longer
        static.

From-SVN: r167056