[libcxx-commits] [libcxxabi] [libcxxabi] declare __gnu_unwind_frame when not using libunwind (PR #189280)

[Fangrui Song via libcxx-commits]

MaskRay wrote:

`__gnu_unwind_frame` is a aarch32-specific function in libgcc. Is your build related to aarch32?

https://github.com/llvm/llvm-project/pull/189280