lit-4.0.0-r1.ebuild.diff

--- lit-4.0.0.ebuild    2017-03-21 17:52:04.226980111 +0100
+++ lit-4.0.0-r1.ebuild 2017-03-21 19:36:09.131091393 +0100
@@ -26,6 +26,14 @@
 
 # TODO: move the manpage generation here (from sys-devel/llvm)
 
+src_prepare() {
+       # py3 support
+       sed -e "s/assertItemsEqual/assertEqual/g" \
+               -i tests/unit/TestRunner.py || die
+
+       distutils-r1_python_prepare_all
+}
+
 python_test() {
        ./lit.py -sv tests || die
 }

llvm-4.0.0.ebuild.diff

--- llvm-4.0.0.ebuild       2017-03-13 18:37:13.000000000 +0100
+++ llvm-4.0.0-r1.ebuild   2017-03-21 17:02:13.950926825 +0100
@@ -6,7 +6,7 @@
 : ${CMAKE_MAKEFILE_GENERATOR:=ninja}
 # (needed due to CMAKE_BUILD_TYPE != Gentoo)
 CMAKE_MIN_VERSION=3.7.0-r1
-PYTHON_COMPAT=( python2_7 )
+PYTHON_COMPAT=( python2_7 python3_4 )
 
 inherit check-reqs cmake-utils flag-o-matic \
        multilib-minimal pax-utils python-any-r1 toolchain-funcs versionator