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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /vendor/rustix/src/const_assert.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/rustix/src/const_assert.rs')
-rw-r--r-- | vendor/rustix/src/const_assert.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/vendor/rustix/src/const_assert.rs b/vendor/rustix/src/const_assert.rs new file mode 100644 index 000000000..8761a4a21 --- /dev/null +++ b/vendor/rustix/src/const_assert.rs @@ -0,0 +1,22 @@ +/// A simple `assert` macro that works in `const fn`, for use until the +/// standard `assert` macro works in `const fn`. +/// +/// TODO: Replace this with just `assert!`, once that's stable for use in +/// a `const fn` context. +#[allow(unused_macros)] +macro_rules! const_assert { + ($x:expr) => { + let b: bool = $x; + let _ = [()][!b as usize]; + }; +} + +#[test] +fn test_const_assert() { + const_assert!(true); +} + +#[test] +const fn test_const_assert_in_const_fn() { + const_assert!(true); +} |