Install this version:
emerge -a =sys-devel/ipcgen-9999
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =sys-devel/ipcgen-9999
Or alternatively:
emerge --autounmask-write -a =sys-devel/ipcgen-9999
# Copyright 2023 Haelwenn (lanodan) Monnier <contact@hacktivis.me>
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit git-r3
DESCRIPTION="IPC code generation for Mercury"
HOMEPAGE="https://git.sr.ht/~sircmpwn/ipcgen"
EGIT_REPO_URI="https://git.sr.ht/~sircmpwn/ipcgen"
LICENSE="GPL-3"
SLOT="0"
KEYWORDS="~amd64 ~arm64"
DEPEND=">=dev-lang/hare-0_pre20230813:="
src_install() {
dobin ipcgen
}