[Bug rtl-optimization/47477] [4.6 regression] Sub-optimal mov at end of method

[tony.poppleton at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47477

--- Comment #5 from Tony Poppleton <tony.poppleton at gmail dot com> 2011-01-27 17:58:12 UTC ---
The modified testcase in comment #4 also fixes the original bug with redundent
push/pop of BX (as described in PR35926), so fixing this during tree
optimizations would be good.