rust/compiler/rustc_index/src/lib.rs
Aaron Hill 339bbebbc1
Convert newtype_index to a proc macro
The `macro_rules!` implementation was becomng excessively complicated,
and difficult to modify. The new proc macro implementation should make
it much easier to add new features (e.g. skipping certain `#[derive]`s)
2022-02-24 16:02:06 -05:00

24 lines
588 B
Rust

#![feature(allow_internal_unstable)]
#![feature(bench_black_box)]
#![feature(extend_one)]
#![feature(let_else)]
#![feature(min_specialization)]
#![feature(new_uninit)]
#![feature(step_trait)]
#![feature(stmt_expr_attributes)]
#![feature(test)]
pub mod bit_set;
pub mod interval;
pub mod vec;
pub use rustc_macros::newtype_index;
/// Type size assertion. The first argument is a type and the second argument is its expected size.
#[macro_export]
macro_rules! static_assert_size {
($ty:ty, $size:expr) => {
const _: [(); $size] = [(); ::std::mem::size_of::<$ty>()];
};
}