[libcxx-commits] [libcxx] [libcxx][locale] Refactor strtonum functions using __str_to_float_c_locale<FloatT> (PR #222081)

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Himadhith wrote:

Merging PR, the windows builds are all successful. Updated the description to reflect all the changes that the PR has evolved to handle. 

https://github.com/llvm/llvm-project/pull/222081