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At least, if >>> such is >>>      >     available. >>>      > >>>      > >>>      > Sure, the UNH Lab can try this. >>>      > >>>      > >>>      >     With the current state of affairs, header file macros or >>>      functions are >>>      >     not verified to be functional (or even valid) C++. >>>      > >>>      >     "C is a subset of C++", which was never true, is becoming >>> less and >>>      >     less so. >>>      > >>>      >     If all unit tests aren't valid C++, maybe one could start >>> with >>>      an "opt >>>      >     in" model. >>>      > >>>      > >>>      > Okay, so basically run the fast-test suite, record all that don't >>>      pass, >>>      > submit a bugzilla ticket stating which unit tests are not >>> valid on a >>>      > certain c++ compiler, then bring CI Testing online using the >>> valid >>>      > subset of fast-tests. This should work. >>>      > >>> >>>      Sounds good. >>> >>>      Just to be clear: the above includes extending the DPDK build >>> system to >>>      build the app/test/dpdk-test binary in two versions: one C and >>> one C++, >>>      so that anyone can run the C++ tests locally as well. Correct? >>> >>> >>> Okay, so now I am understanding this is not yet available. When I >>> responded this morning I was figuring that c++ compiler support was >>> available and I simply wasn't aware, and that we could quite easily set >>> cc={some c++ compiler}, meson would pick it up, and we would be able to >>> build DPDK and then run unit tests in this manner in CI testing. >>> >>> I didn't mean to suggest we would submit patches extending the build >>> system to this end. That's probably a little out of scope for what we >>> try to accomplish at the Community Lab. >>> >>> But if the aforementioned build system support is added, of course we >>> are willing to add that as a build environment for unit tests and report >>> those respective results. >>>   >> >> Does it have to be 'app/test/dpdk-test', why not build examples with C++? >> > > The unit tests have the ability to test DPDK, which is exactly what we > want to do here. Such testing isn't limited to "compiles yes/no", but to > detect run-time (behavioral) issues, and properly report them. > > This is especially important for cases where there is code only > exercised in C++ translation units (i.e., in #ifdef __cplusplus). > And Bruce highlighted that compile check is already covered. Than I guess this work needs to be done in two steps, 1. Enable building dpdk-test (or all applications) with C++ in build system. And fix possible issues. 2. Enable in dpdk-test C++ build and run in CI. We need a volunteer for 1. before asking CI lab for 2.