MAY_DISABLE_SOURCE_CHANGE="-DCMAKE_DISABLE_SOURCE_CHANGES=ON"
fi
-if [ "$os" = "NixOS" -a "$(gcc -dumpversion)" = "7.4.0" -a "$(ld -v | cut -d\ -f5)" = "2.30" ]; then
+if [ "$os" = "NixOS" -a "$(gcc -dumpversion)" = "7.4.0" ]; then
echo "Temporary disable LTO, believed to be broken on this system."
MAY_DISABLE_LTO=-Denable_lto=OFF
else