[Bug rtl-optimization/61509] GCC miscompilation on ARM during RTL optimization when compiled with -O2

[quentusrex at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61509

--- Comment #7 from William King <quentusrex at gmail dot com> ---
While I haven't had a chance to run through more than a handful of call
scenarios, building FreeSWITCH on the Raspberry Pi with GCC 4.9.0 does not have
the same problem.