[libcxx-commits] [libcxx] [libc++] Don't export ABI tagged __str_to_float_c_locale specializations on MinGW (PR #229456)

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Himadhith wrote:

> Having _strtof_l fall back on a real _strtod_l which takes a locale parameter would be better, but that may require a couple lines of extra code for doing the float specific range checks - see https://github.com/mingw-w64/mingw-w64/commit/03ad04eba63ef518e76daf4ceec36ce82d41a587.

This makes sense having the extra lines of code seems like a reasonable tradeoff considering the other implementation's performance loss. @venk-ks If you're okay with this approach I can have a patch up soon. 

https://github.com/llvm/llvm-project/pull/229456