Re: Fix firefox FDO build

2014-08-19 Thread Richard Biener
On Mon, Aug 18, 2014 at 5:15 PM, Jan Hubicka hubi...@ucw.cz wrote: Hi, Firefox FDO build fails with undefined reference to __builtin_unreachable. THis is caused by a bug in gimple-fold that introduces the refernece in the cases it hits impossible devirtualization. We use

Fix firefox FDO build

2014-08-18 Thread Jan Hubicka
Hi, Firefox FDO build fails with undefined reference to __builtin_unreachable. THis is caused by a bug in gimple-fold that introduces the refernece in the cases it hits impossible devirtualization. We use __builtin_unreachable in the case we update call, but when updating reference, we need to