portage-ng / portage / dev-db / mysql / 8.4.10
pmerge --pretend --verbose
[ebuild  N     ] app-arch/lz4-1.10.0-r1:0/1.10.0-meson::gentoo USE="-static-libs -test" 378.0 KiB
[ebuild  N     ] dev-libs/libaio-0.3.113_p8::gentoo USE="-static-libs -test" 73.5 KiB
[ebuild  N     ] acct-group/mysql-0-r3::gentoo
[ebuild  N     ] acct-user/mysql-0-r3::gentoo
[ebuild  N     ] dev-db/mysql-connector-c-8.0.41-r1:0/21::gentoo USE="-ldap -static-libs" 466.1 MiB
[ebuild  N     ] dev-db/mysql-init-scripts-2.3-r8::gentoo
[ebuild  N     ] dev-db/mysql-8.4.10:8.4::gentoo USE="perl server -cjk -cracklib -debug -jemalloc -numa -profiling -router (-selinux) -tcmalloc -test -test-install -verify-sig" 456.9 MiB
[ebuild  N     ] dev-perl/DBD-mysql-5.13.0::gentoo USE="mysql -mariadb -test" PERL_FEATURES="ithreads (-debug) -quadmath" 156.8 KiB

Total: 8 packages (8 new), Size of downloads: 923.6 MiB


 * Running sanity checks...
>>> dev-db/mysql-8.4.10: 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-db/mysql-8.4.10:: failed (pretend phase):
  *   USE flag 'kernel_linux' not in IUSE for dev-db/mysql-8.4.10
  * 
  * Call stack:
  *    isolated-functions.bash, line  333:  called pkg_pretend
  *                ebuild.bash, line 3160:  called use 'kernel_linux'
  *                pkg_pretend, line  145:  called die
  * 
  * Working directory: '/var/tmp/portage'

!!! Sanity checks failed, exiting...

Wall time
1.285 s vs. 0.084 s for portage-ng