portage-ng / portage / sci-mathematics / msieve / 1.53-r3
pmerge --pretend --verbose
[ebuild  N     ] sci-mathematics/gmp-ecm-7.0.6-r1::gentoo USE="custom-tune openmp" CPU_FLAGS_X86="sse2" 948.9 KiB
[ebuild  N     ] sci-mathematics/msieve-1.53-r3::gentoo USE="ecm zlib -mpi" 953.3 KiB

Total: 2 packages (2 new), Size of downloads: 1.9 MiB


 * Running sanity checks...
>>> sci-mathematics/gmp-ecm-7.0.6-r1: 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: sci-mathematics/gmp-ecm-7.0.6-r1:: failed (pretend phase):
  *   USE flag 'openmp' not in IUSE for sci-mathematics/gmp-ecm-7.0.6-r1
  * 
  * Call stack:
  *    isolated-functions.bash, line 333:  called pkg_pretend
  *                ebuild.bash, line 765:  called use 'openmp'
  *                pkg_pretend, line 145:  called die
  * 
  * Working directory: '/var/tmp/portage'

!!! Sanity checks failed, exiting...

Wall time
0.694 s vs. 0.012 s for portage-ng