On Wed, Dec 4, 2013 at 11:11 AM, Yann Ylavic <ylavic....@gmail.com> wrote:
> On Wed, Dec 4, 2013 at 11:02 AM, Yann Ylavic <ylavic....@gmail.com> wrote: > >> After r64861: native atomics are disabled (forcibly) on those CPUs, >> whatever --enable-nonportable-atomics is. >> > > Sorry, --enable-nonportable-atomics is still honored, I misread the code. > > What I meant is that configure.in seem to have changed from "use native atomics when explicitely specified AND the cpu is compatible" to "use native atomics when explicitely specified OR the CPU is compatible but not i[456]86", probably due to new intel capable cpus that need not be added to list whenever they appear.