http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59813
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |missed-optimization Status|UNCONFIRMED |NEW Last reconfirmed| |2014-01-15 Ever confirmed|0 |1 Severity|major |normal --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- The early inliner is inlining a function which contains a variable which maybe escapes (address taken) which is causing the tail-call elimination not to happen. There are a few ways of fixing this: 1) Changing the the early inlining heuristics so it will not inline functions where local variables have their address taken. 2) Or have a tail-call optimize pass before early inlining.