[Bug target/52610] mpfr fails to compile when specifying CFLAGS="-O3 -mcpu=leon"

[matt at use dot net]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52610

--- Comment #6 from Matt Hargett <matt at use dot net> 2012-03-24 20:20:42 UTC ---
Great. I verified the fix yesterday. Thanks!