| There are compilers which don't accept `.cc' but need `.cpp' for C++ | files. Among them are z/OS (by default) and various compilers for | MS-DOS and Windows. What about support for a CXXEXT variable? It is | quite easy to add a rule | | .cc.cpp: | $(CP) $< $@
Well, this is a problem, indeed. The first time this kind of question was asked, people suggested working around these broken compilers using a wrapper. Other people suggested a means to find the right options.