[PATCH] D66836: [libc++] Add `__truncating_cast` for safely casting float types to integers

[Steve Canon via Phabricator via cfe-commits]

scanon added a comment.

> Eric showed me this link https://godbolt.org/z/AjBHYqv

Dead link.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66836/new/

https://reviews.llvm.org/D66836