Snippets for mpfr 4.2.2 from FreeBSD 150arm64

Sourced from https://pkg-status.freebsd.org/ampere5/data/latest-per-pkg/mpfr/4.2.2,1/150arm64-default.log.

• vasprintf.c:1951:3: warning: result of comparison of constant 9223372036854775807 with expression of type 'int' is always false [-Wtautological-constant-out-of-range-compare]
   1951 |   INCR_TOTAL (np->ip_trailing_digits);
        |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~