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Diffstat (limited to 'rust/kernel/static_assert.rs')
| -rw-r--r-- | rust/kernel/static_assert.rs | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/rust/kernel/static_assert.rs b/rust/kernel/static_assert.rs deleted file mode 100644 index a57ba14315a0..000000000000 --- a/rust/kernel/static_assert.rs +++ /dev/null @@ -1,39 +0,0 @@ -// 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`]. -/// -/// An optional panic message can be supplied after the expression. -/// Currently only a string literal without formatting is supported -/// due to constness limitations of the [`assert!`] macro. -/// -/// 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); -/// static_assert!(f(40) == 42, "f(x) must add 2 to the given input."); -/// ``` -#[macro_export] -macro_rules! static_assert { - ($condition:expr $(,$arg:literal)?) => { - const _: () = ::core::assert!($condition $(,$arg)?); - }; -} |