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author | Jiri Kosina <jkosina@suse.com> | 2025-07-31 22:36:25 +0200 |
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committer | Jiri Kosina <jkosina@suse.com> | 2025-07-31 22:36:25 +0200 |
commit | e9ef810dfee7a2227da9d423aecb0ced35faddbe (patch) | |
tree | 52befbbbeacbd9340f90884dee840be3f492d3e1 /rust/kernel/static_assert.rs | |
parent | 3a1d22bd85381c4e358fc3340e776c3a3223a1d0 (diff) | |
parent | 3a807f3ff9eaaeead81576c5a72d226d519a2fe7 (diff) |
Merge branch 'for-6.17/amd-sfh' into for-linus
- add support for operating modes (Basavaraj Natikar)
Diffstat (limited to 'rust/kernel/static_assert.rs')
-rw-r--r-- | rust/kernel/static_assert.rs | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/rust/kernel/static_assert.rs b/rust/kernel/static_assert.rs index 3115ee0ba8e9..a57ba14315a0 100644 --- a/rust/kernel/static_assert.rs +++ b/rust/kernel/static_assert.rs @@ -6,6 +6,10 @@ /// /// 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 @@ -25,10 +29,11 @@ /// 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 { - ($condition:expr) => { - const _: () = core::assert!($condition); + ($condition:expr $(,$arg:literal)?) => { + const _: () = ::core::assert!($condition $(,$arg)?); }; } |