Install this version:
emerge -a =dev-haskell/tzdata-0.2.20260708.0
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-haskell/tzdata-0.2.20260708.0
Or alternatively:
emerge --autounmask-write -a =dev-haskell/tzdata-0.2.20260708.0
# Copyright 1999-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
CABAL_FEATURES="lib profile haddock hoogle hscolour test-suite"
inherit haskell-cabal
DESCRIPTION="Distribution of the standard time zone database"
HOMEPAGE="https://github.com/ysangkok/haskell-tzdata"
LICENSE="Apache-2.0"
SLOT="0/${PV}"
KEYWORDS="~amd64 ~x86"
RDEPEND="dev-haskell/vector:=[profile?]"
DEPEND="${RDEPEND}"
BDEPEND="dev-haskell/cabal
test? ( dev-haskell/hunit
dev-haskell/tasty
dev-haskell/tasty-hunit
dev-haskell/tasty-th )"
src_prepare() {
haskell-cabal_src_prepare
sed -i '/License-File/d' tzdata.cabal || die "sed failed"
}
dev-haskell/vector:=[profile?]
dev-haskell/vector:=[profile?]
dev-haskell/cabal test? ( dev-haskell/hunit dev-haskell/tasty dev-haskell/tasty-hunit dev-haskell/tasty-th )