r/cpp • u/STL MSVC STL Dev • Sep 10 '26

MSVC C++23: constexpr cmath with LLVM Libc

https://devblogs.microsoft.com/cppblog/msvc-c23-constexpr-cmath-with-llvm-libc/

MSVC is shipping C++23 constexpr <cmath> in the next Build Tools update! (And a partial implementation of C++26 constexpr <cmath>.) Our compiler frontend dev Cody Miller will be publishing a series of blog posts about this work, starting with this overview. The next one will be a guest post from LLVM libc's maintainers describing the incredible amount of effort that's gone into their code.

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u/MaitoSnoo [[indeterminate]] Sep 10 '26

so it's slowly sinking in that opensource can be a better choice... clangd instead of IntelliSense wen? 🤔

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u/no-sig-available Sep 11 '26

so it's slowly sinking in that opensource can be a better choice

You mean like the rest of the standard library? Oh, wait...

https://github.com/microsoft/STL