[ebuild     U  ] dev-libs/gmp-6.3.0-r2:0/10.4::gentoo [6.3.0-r1:0/10.4::gentoo] USE="asm cpudetection cxx -doc -pic -static-libs -verify-sig" 2.0 MiB

Total: 1 package (1 upgrade), Size of downloads: 2.0 MiB


 * Running sanity checks...
>>> dev-libs/gmp-6.3.0-r2: failed pkg_pretend
 /Volumes/Disk 1/gentoo-prefix/usr/lib/pkgcore/lib/pkgcore/ebd/.generated/libs/8/pkg_pretend: line 144: [[: invalid regular expression `': empty (sub)expression
  * ERROR: dev-libs/gmp-6.3.0-r2:: failed (pretend phase):
  *   USE flag 'cpudetection' not in IUSE for dev-libs/gmp-6.3.0-r2
  * 
  * Call stack:
  *    isolated-functions.bash, line  333:  called pkg_pretend
  *                ebuild.bash, line 2079:  called use 'cpudetection'
  *                pkg_pretend, line  145:  called die
  * 
  * Working directory: '/var/tmp/portage'

!!! Sanity checks failed, exiting...