[Bug target/51643] Incorrect code produced for tail-call of weak function with -O2/-O3 option

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51643

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-12-20 
21:27:15 UTC ---
Also the linker seems funny to replace a branch to null with a nop.