// SPDX-License-Identifier: GPL-2.0 //! Static assert. /// Static assert (i.e. compile-time assert).////// Similar to C11 [`_Static_assert`] and C++11 [`static_assert`].////// The feature may be added to Rust in the future: see [RFC 2790].////// [`_Static_assert`]: https://en.cppreference.com/w/c/language/_Static_assert/// [`static_assert`]: https://en.cppreference.com/w/cpp/language/static_assert/// [RFC 2790]: https://github.com/rust-lang/rfcs/issues/2790////// # Examples////// ```/// static_assert!(42 > 24);/// static_assert!(core::mem::size_of::<u8>() == 1);////// const X: &[u8] = b"bar";/// static_assert!(X[1] == b'a');////// const fn f(x: i32) -> i32 {/// x + 2/// }/// static_assert!(f(40) == 42);/// ```#[macro_export]macro_rules! static_assert { ($condition:expr) => { const _: () = core::assert!($condition); };}
// SPDX-License-Identifier: GPL-2.0
//! Static assert.
/// Static assert (i.e. compile-time assert).
///
/// Similar to C11 [`_Static_assert`] and C++11 [`static_assert`].
///
/// The feature may be added to Rust in the future: see [RFC 2790].
///
/// [`_Static_assert`]: https://en.cppreference.com/w/c/language/_Static_assert
/// [`static_assert`]: https://en.cppreference.com/w/cpp/language/static_assert
/// [RFC 2790]: https://github.com/rust-lang/rfcs/issues/2790
///
/// # Examples
///
/// ```
/// static_assert!(42 > 24);
/// static_assert!(core::mem::size_of::<u8>() == 1);
///
/// const X: &[u8] = b"bar";
/// static_assert!(X[1] == b'a');
///
/// const fn f(x: i32) -> i32 {
/// x + 2
/// }
/// static_assert!(f(40) == 42);
/// ```
#[macro_export]
macro_rules! static_assert {
($condition:expr) => {
const _: () = core::assert!($condition);
};
}