[libcxx-commits] [libcxx] [libcxx] [libcxxabi] Dont throw in make exception ptr if __cxa_init_primary_exception is available (PR #65534)

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https://github.com/philnik777 requested changes to this pull request.

I haven't looked at the actual changes closely yet, but the amount of extra code seems reasonable for a significant speedup.

https://github.com/llvm/llvm-project/pull/65534