portage-ng / portage / llvm-runtimes / libunwind / 23.1.3-r1
pmerge --pretend --verbose
!!! resolution failed
!!! request ( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =llvm-runtimes/libunwind-23.1.3-r1 ), mode none
!!! trying llvm-runtimes/libunwind-23.1.3-r1
!!!   request ( not (!sys-libs/libunwind) && sys-libs/libunwind ), mode none
!!!   failed due to rdepend blocker: !sys-libs/libunwind conflicts w/ [<MutatedPkg pkg=<pkgcore.vdb.ondisk._WrappedInstalledPkg object at 0x106422b90> overrides=('bdepend', 'depend', 'rdepend', 'pdepend', 'idepend') @0x1063d7070>]
!!!   removing choices involving !sys-libs/libunwind

Failures encountered:
!!! failed '( ( ('repo.livefs',) EqualityMatch: =False || ( ('category',) == virtual && ('package_is_real',) EqualityMatch: =False ) ) && =llvm-runtimes/libunwind-23.1.3-r1 )'
potentials:
repo gentoo: [ ebuild src: llvm-runtimes/libunwind-23.1.3-r1 ]

Wall time
0.654 s vs. 1.300 s for portage-ng