On Mon, Jul 27, 2015 at 6:15 AM, Allan McRae <al...@archlinux.org> wrote: > We have a couple of bugs open about our CFLAGS. > > 1) https://bugs.archlinux.org/task/44361 -Remove the no-op > --param=ssp-buffer-size=4 switch from CFLAGS > Since we moved from -fstack-protector to -fstack-protector-strong, this > paramater is unused and can be removed. > > 2) https://bugs.archlinux.org/task/44362 - Add -fstack-check > Read more about this here: > https://gcc.gnu.org/onlinedocs/gccint/Stack-Checking.html > This is essentially a no-op for most code, so should have no real > performance hit. I can not find any benchmarks to demonstrate that though. > > This would mean: > CFLAGS="-march=x86-64 -mtune=generic -O2 -pipe -fstack-protector-strong > -fstack-check" > > Opinions?
Seems sound given our focus on IA32 (don't know about other architectures). +1 from me.