dev-haskell/base-compat/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<maintainer type="project">
		<email>haskell@gentoo.org</email>
		<name>Gentoo Haskell</name>
	</maintainer>
	<longdescription>
		Ban CPP from your code.  See the README for what is covered:
		&lt;https://github.com/sol/base-compat#readme&gt;
	</longdescription>
</pkgmetadata>