http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59952
--- Comment #11 from Yukhin Kirill <kirill.yukhin at intel dot com> --- (In reply to Yukhin Kirill from comment #9) > (In reply to Jakub Jelinek from comment #6) > > Prerelease samples shouldn't count, people using those just can avoid using > > -march=haswell and use -march=ivybridge -mavx2 or similar instead. Can > > anyone from Intel verify if all released Haswell CPUs have BMI2 (and if > > there aren't plans to ship Haswell CPUs without BMI2)? > > I am checking and will get back to. I though all AVX2 parts had BMI1/2 AVX2 must imply BMI. AVX2 w/ BMI disabled are not-for-sale SKUs.
