[GitHub] [incubator-nuttx] gustavonihei commented on pull request #6181: tools/ci: Enable libcxx test config

[GitBox <gi...@apache.org>]

gustavonihei commented on PR #6181:
URL: https://github.com/apache/incubator-nuttx/pull/6181#issuecomment-1113601575

   These boards need either `-std=c++17` or `-faligned-new` to be provided to `CXXFLAGS`.
   
   ```
   libcxx/src/barrier.cpp: In constructor 'std::__1::__barrier_algorithm_base::__barrier_algorithm_base(ptrdiff_t&)':
   Error: libcxx/src/barrier.cpp:37:64: error: 'new' of type 'std::__1::__barrier_algorithm_base::__state_t' with extended alignment 64 [-Werror=aligned-new=]
      37 |         __state = unique_ptr<__state_t[]>(new __state_t[__count]);
         |                                                                ^
   libcxx/src/barrier.cpp:37:64: note: uses 'void* operator new [](size_t)', which does not have an alignment parameter
   libcxx/src/barrier.cpp:37:64: note: use '-faligned-new' to enable C++17 over-aligned new support
   cc1plus: all warnings being treated as errors
   make[1]: *** [Makefile:77: barrier.o] Error 1
   make[1]: Target 'libxx.a' not remade because of errors.
   make: *** [tools/LibTargets.mk:194: libs/libxx/libxx.a] Error 2
   make: Target 'all' not remade because of errors.
   ```


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