Re: [PATCH 1/2] ci: also define CXX environment variable

> Josh Steadmon <steadmon@google.com> writes:
> 
> > In a future commit, we will build the fuzzer executables as part of the
> > default 'make all' target, which requires a C++ compiler. If we do not
> > explicitly set CXX, it defaults to g++ on GitHub CI. However, this can
> > lead to incorrect feature detection when CC=clang, since the
> > 'detect-compiler' script only looks at CC. Fix the issue by always
> > setting CXX to match CC in our CI config.
> >
> > We only plan on building fuzzers on Linux, so none of the other CI
> > configs need a similar adjustment.
> 
> Sounds fair.  It's not like we as the project decides to never build
> fuzzers on macOS and will forbid others from doing so.  Those who
> are not part of "we" are welcome to add support to build fuzzers on
> other platforms.  So perhaps
> 
>     We only plan on building fuzzers on Linux with the next patch,
>     so for now, only adjust configuration for the Linux CI jobs.
> 
> may convey our intention better to our future selves.
> 
> Thanks.