diff options
| author | Nikolai Vazquez <nikvzqz@gmail.com> | 2019-05-24 22:26:34 +0200 |
|---|---|---|
| committer | Nikolai Vazquez <nikvzqz@gmail.com> | 2019-05-24 22:26:34 +0200 |
| commit | 035f651df77056d7d698e5ed47eb4b85d775fafa (patch) | |
| tree | bff3e41c7e7e687198535977a7f70f9d6c1853d5 /src/libcore/num | |
| parent | 589beb979c0f1a9736e02e578913db88398c3ba5 (diff) | |
| download | rust-035f651df77056d7d698e5ed47eb4b85d775fafa.tar.gz rust-035f651df77056d7d698e5ed47eb4b85d775fafa.zip | |
Annotate each `reverse_bits` with `#[must_use]`
Because the name sounds like an in-place mutation like `[T]::reverse(&mut self)`, it may be confused for one.
Diffstat (limited to 'src/libcore/num')
| -rw-r--r-- | src/libcore/num/mod.rs | 2 | ||||
| -rw-r--r-- | src/libcore/num/wrapping.rs | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/src/libcore/num/mod.rs b/src/libcore/num/mod.rs index 562a7a4b3c7..0d776c9842d 100644 --- a/src/libcore/num/mod.rs +++ b/src/libcore/num/mod.rs @@ -472,6 +472,7 @@ assert_eq!(m, ", $reversed, "); #[unstable(feature = "reverse_bits", issue = "48763")] #[rustc_const_unstable(feature = "const_int_conversion")] #[inline] + #[must_use] pub const fn reverse_bits(self) -> Self { (self as $UnsignedT).reverse_bits() as Self } @@ -2521,6 +2522,7 @@ assert_eq!(m, ", $reversed, "); ```"), #[unstable(feature = "reverse_bits", issue = "48763")] #[inline] + #[must_use] pub const fn reverse_bits(self) -> Self { intrinsics::bitreverse(self as $ActualT) as Self } diff --git a/src/libcore/num/wrapping.rs b/src/libcore/num/wrapping.rs index a3491bc3dc6..5eb5ec558f8 100644 --- a/src/libcore/num/wrapping.rs +++ b/src/libcore/num/wrapping.rs @@ -524,6 +524,7 @@ assert_eq!(n.trailing_zeros(), 3); /// ``` #[unstable(feature = "reverse_bits", issue = "48763")] #[inline] + #[must_use] pub const fn reverse_bits(self) -> Self { Wrapping(self.0.reverse_bits()) } |