python-zopfli needs C++ since its addition in commit
53972c82964dd1337dff4ccbcdd484d243aef0ba:
nios2-buildroot-linux-gnu-gcc.br_real: error: zopfli/src/zopflipng/lodepng/lodepng.cpp: C++ compiler not installed on this system
Fixes:
- http://autobuild.buildroot.org/results/442ae4a02e691b4039d1694620f6284906cdc97f
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
(cherry picked from commit b8152158f8)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
af5875c6aa