^
/lib/modules/4.9.8-calculate/build/arch/x86/include/asm/string_64.h:103:6: note: in expansion of macro ‘static_branch_unlikely’
  if (static_branch_unlikely(&mcsafe;_key))
      ^
/lib/modules/4.9.8-calculate/build/include/linux/jump_label.h:297:48: error: expected primary-expression before ‘struct’
      !__builtin_types_compatible_p(typeof(*x), struct static_key_false)) \
                                                ^
/lib/modules/4.9.8-calculate/build/include/linux/compiler.h:168:42: note: in definition of macro ‘unlikely’
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
/lib/modules/4.9.8-calculate/build/include/linux/jump_label.h:387:44: note: in expansion of macro ‘static_key_enabled’
 #define static_branch_unlikely(x) unlikely(static_key_enabled(&(x)->key))
                                            ^
/lib/modules/4.9.8-calculate/build/arch/x86/include/asm/string_64.h:103:6: note: in expansion of macro ‘static_branch_unlikely’
  if (static_branch_unlikely(&mcsafe;_key))
      ^
kmk: *** [/var/calculate/tmp/portage/app-emulation/virtualbox-guest-additions-5.1.14/work/VirtualBox-5.1.14/out/linux.amd64/release/obj/RuntimeGuestR0/common/alloc/alloc.o] Error 1
kmk: *** [/var/calculate/tmp/portage/app-emulation/virtualbox-guest-additions-5.1.14/work/VirtualBox-5.1.14/out/linux.amd64/release/obj/RuntimeGuestR0/common/alloc/heapoffset.o] Error 1
kmk_builtin_append -n "/var/calculate/tmp/portage/app-emulation/virtualbox-guest-additions-5.1.14/work/VirtualBox-5.1.14/out/linux.amd64/release/obj/RuntimeGuestR0/common/checksum/crc64.o.dep" "" "/var/calculate/tmp/portage/app-emulation/virtualbox-guest-additions-5.1.14/work/VirtualBox-5.1.14/src/VBox/Runtime/common/checksum/crc64.cpp:" "" 
kmk: *** Exiting with status 2
 * ERROR: app-emulation/virtualbox-guest-additions-5.1.14::gentoo failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=app-emulation/virtualbox-guest-additions-5.1.14::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=app-emulation/virtualbox-guest-additions-5.1.14::gentoo'`.
 * The complete build log is located at '/var/calculate/tmp/portage/app-emulation/virtualbox-guest-additions-5.1.14/temp/build.log'.
 * The ebuild environment file is located at '/var/calculate/tmp/portage/app-emulation/virtualbox-guest-additions-5.1.14/temp/environment'.
 * Working directory: '/var/calculate/tmp/portage/app-emulation/virtualbox-guest-additions-5.1.14/work/VirtualBox-5.1.14'
 * S: '/var/calculate/tmp/portage/app-emulation/virtualbox-guest-additions-5.1.14/work/VirtualBox-5.1.14'

 * Не удалось собрать app-emulation/virtualbox-guest-additions-5.1.14::gentoo
 * Не удалось обновить