https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61570
--- Comment #1 from Mikael Pettersson <mikpelinux at gmail dot com> --- Well, qemu seems confused (as usual). Having "lm" and "lahf_lm"in the CPUID feature flags and a 48-bit virtual address space implies being 64-bit, but Intel Family 6 Model 13 implies being the 32-bit only Pentium-M. Since real HW doesn't get this confused I'd classify it as a qemu bug. (We've seen several similar "impossible" cases in LKML.)