Commit d73f2f6

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Use super let

1 parent 3f98c4d commit d73f2f6Copy full SHA for d73f2f6

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2 files changed

-8

lines changed

library/std/src
- io
  - mod.rs
- lib.rs

2 files changed

-8

lines changed

`‎library/std/src/io/mod.rs`

Lines changed: 8 additions & 8 deletions

Original file line number	Diff line number	Diff line change
`@@ -1636,6 +1636,7 @@ pub(crate) macro limit_slices($bufs:expr, $n:expr) {`
`1636`	`1636`	`'slices: {`
`1637`	`1637`	`let bufs: &[IoSlice<'_>] = $bufs;`
`1638`	`1638`	`let n: usize = $n;`
	`1639`	`+ super let empty = &[IoSlice::new(&[])];`
`1639`	`1640`	`// if bufs.len() > n \|\| bufs.is_empty()`
`1640`	`1641`	`if core::intrinsics::unlikely(bufs.len().wrapping_sub(1) >= n) {`
`1641`	`1642`	`for (i, buf) in bufs.iter().enumerate() {`
`@@ -1644,10 +1645,9 @@ pub(crate) macro limit_slices($bufs:expr, $n:expr) {`
`1644`	`1645`	`break 'slices &bufs[i..i + len];`
`1645`	`1646`	`}`
`1646`	`1647`	`}`
`1647`		`- // All buffers are empty. Since POSIX requires at least one buffer`
`1648`		`- // for [writev], but possibly bufs.is_empty(), return an empty write.`
`1649`		`- // [writev]: https://pubs.opengroup.org/onlinepubs/9799919799/functions/writev.html`
`1650`		`- return Ok(0);`
	`1648`	`+ // POSIX requires at least one buffer for writev.`
	`1649`	`+ // https://pubs.opengroup.org/onlinepubs/9799919799/functions/writev.html`
	`1650`	`+ break 'slices empty;`
`1651`	`1651`	`}`
`1652`	`1652`	`bufs`
`1653`	`1653`	`}`
`@@ -1663,6 +1663,7 @@ pub(crate) macro limit_slices_mut($bufs:expr, $n:expr) {`
`1663`	`1663`	`'slices: {`
`1664`	`1664`	`let bufs: &mut [IoSliceMut<'_>] = $bufs;`
`1665`	`1665`	`let n: usize = $n;`
	`1666`	`+ super let empty = &mut [IoSliceMut::new(&mut [])];`
`1666`	`1667`	`// if bufs.len() > n \|\| bufs.is_empty()`
`1667`	`1668`	`if core::intrinsics::unlikely(bufs.len().wrapping_sub(1) >= n) {`
`1668`	`1669`	`for (i, buf) in bufs.iter().enumerate() {`
`@@ -1671,10 +1672,9 @@ pub(crate) macro limit_slices_mut($bufs:expr, $n:expr) {`
`1671`	`1672`	`break 'slices &mut bufs[i..i + len];`
`1672`	`1673`	`}`
`1673`	`1674`	`}`
`1674`		`- // All buffers are empty. Since POSIX requires at least one buffer`
`1675`		`- // for [readv], but possibly bufs.is_empty(), return an empty read.`
`1676`		`- // [readv]: https://pubs.opengroup.org/onlinepubs/9799919799/functions/readv.html`
`1677`		`- return Ok(0);`
	`1675`	`+ // POSIX requires at least one buffer for readv.`
	`1676`	`+ // https://pubs.opengroup.org/onlinepubs/9799919799/functions/readv.html`
	`1677`	`+ break 'slices empty;`
`1678`	`1678`	`}`
`1679`	`1679`	`bufs`
`1680`	`1680`	`}`

`‎library/std/src/lib.rs`

Lines changed: 1 addition & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -315,6 +315,7 @@`
`315`	`315`	`#![feature(staged_api)]`
`316`	`316`	`#![feature(stmt_expr_attributes)]`
`317`	`317`	`#![feature(strict_provenance_lints)]`
	`318`	`+#![feature(super_let)]`
`318`	`319`	`#![feature(thread_local)]`
`319`	`320`	`#![feature(try_blocks)]`
`320`	`321`	`#![feature(try_trait_v2)]`

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Commit d73f2f6

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2 files changed

2 files changed

`‎library/std/src/io/mod.rs`

`‎library/std/src/lib.rs`

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