RIOT-OS/RIOT — pull request #1729 by Kijewski (2014-09-28 13:01:49+00:00)
Title: make: del no-delete-null-pointer-checks for clang++

This PR enables the use of clang++ to compile C++ projects by adding
`CXXUWFLAGS += -fno-delete-null-pointer-checks`, if `${CC}` understands
`-fno-delete-null-pointer-checks` but `${CXX}` does not.