[Openmp-commits] [flang] [llvm] [openmp] [Flang-RT] Fix GCC 15.1 Fortran Runtime libstdc++ Undefined Symbols (PR #157385)

[Michael Kruse via Openmp-commits]

================
@@ -24,6 +24,9 @@ using cuda::std::variant_size_v;
 using cuda::std::visit;
 } // namespace std
 #else // !RT_USE_LIBCUDACXX
+#include <initializer_list>
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Meinersbur wrote:

```c
#ifdef _GLIBCXX_THROW_OR_ABORT
#undef _GLIBCXX_THROW_OR_ABORT
#endif
```

I would have preferred if we could ensure that our `_GLIBCXX_THROW_OR_ABORT` is always the first, so that which _GLIBCXX_THROW_OR_ABORT is active does not depend on `#include` order.

Be sure to document this stuff.

https://github.com/llvm/llvm-project/pull/157385