Many existing methods were made const , allowing them to be used in constant contexts: The new method for all NonZero integers.
: A significant standard library change now allows traits like Debug , Default , and PartialEq to be implemented for arrays of any length , lifting the previous restriction of length 32 or less. What’s new in Rust 1.47
: By default, build dependencies are now built with opt-level = 0 to speed up compilation times. Many existing methods were made const , allowing