...
Cabal-3.2.1.0: cannot find any of ["Paths_Cabal.hi","Paths_Cabal.p_hi","Paths_Cabal.dyn_hi"] (ignoring)
Cabal-3.2.1.0: cannot find any of ["libHSCabal-3.2.1.0-6tdRUSRp4dCFkyDJcyJyrZ.a","libHSCabal-3.2.1.0-6tdRUSRp4dCFkyDJcyJyrZ_p.a","libHSCabal-3.2.1.0-6tdRUSRp4dCFkyDJcyJyrZ-ghc8.10.5.so","libHSCabal-3.2.1.0-6tdRUSRp4dCFkyDJcyJyrZ-ghc8.10.5.dylib","HSCabal-3.2.1.0-6tdRUSRp4dCFkyDJcyJyrZ-ghc8.10.5.dll"] on library path (ignoring)
WARNING: settings file doesn't exist "/var/tmp/portage/dev-haskell/cabal-3.2.1.0-r1/temp/settings"
cannot know target platform so guessing target == host (native compiler).
WARNING: settings file doesn't exist "/var/tmp/portage/dev-haskell/cabal-3.2.1.0-r1/temp/settings"
cannot know target platform so guessing target == host (native compiler).
 *** Cabal package 'Cabal-3.2.1.0' is shipped with 'PM:8.10.5-r1' ('8.10.5').
 *** Ebuild author forgot an entry in CABAL_CORE_LIB_GHC_PV='PM:8.10.3 PM:8.10.4 PM:8.10.5 PM:9999'.
 *** Found in /usr/lib64/ghc-8.10.5/package.conf.d.initial.
 *** ERROR: dev-haskell/cabal-3.2.1.0-r1::haskell failed (install phase):
 ***   (no error message)
 *** 
 *** Call stack:
 ***     ebuild.sh, line   93:  Called src_install
 ***   environment, line 1998:  Called haskell-cabal_src_install
 ***   environment, line 1624:  Called cabal_src_install
 ***   environment, line  816:  Called cabal-pkg
 ***   environment, line  698:  Called ghc-install-pkg '/var/tmp/portage/dev-haskell/cabal-3.2.1.0-r1/temp/cabal-3.2.1.0.conf'
 ***   environment, line 1460:  Called check-for-collisions '/var/tmp/portage/dev-haskell/cabal-3.2.1.0-r1/temp/cabal-3.2.1.0-r1.conf.d'
 ***   environment, line  837:  Called die
 *** The specific snippet of code:
 ***               die;
 *** 
 *** If you need support, post the output of `emerge --info '=dev-haskell/cabal-3.2.1.0-r1::haskell'`,
 *** the complete build log and the output of `emerge -pqv '=dev-haskell/cabal-3.2.1.0-r1::haskell'`.
 *** The complete build log is located at '/var/log/portage/build/dev-haskell/cabal-3.2.1.0-r1:20220907-185127.log'.
 *** For convenience, a symlink to the build log is located at '/var/tmp/portage/dev-haskell/cabal-3.2.1.0-r1/temp/build.log'.
 *** The ebuild environment file is located at '/var/tmp/portage/dev-haskell/cabal-3.2.1.0-r1/temp/environment'.
 *** Working directory: '/var/tmp/portage/dev-haskell/cabal-3.2.1.0-r1/work/Cabal-3.2.1.0'
 *** S: '/var/tmp/portage/dev-haskell/cabal-3.2.1.0-r1/work/Cabal-3.2.1.0'
 
>>> Failed to emerge dev-haskell/cabal-3.2.1.0-r1, Log file:
 
>>>  '/var/log/portage/build/dev-haskell/cabal-3.2.1.0-r1:20220907-185127.log'