rustc_
feature
1.90.0-nightly
(a2d45f73c 2025-07-07)
In rustc_
feature::
removed
rustc_feature
::
removed
Macro
opt_nonzero_u32
Copy item path
Source
macro_rules! opt_nonzero_u32 { () => { ... }; ($val:expr) => { ... }; }