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| author | Ben Kimock <kimockb@gmail.com> | 2025-01-11 08:26:57 -0500 |
|---|---|---|
| committer | Ben Kimock <kimockb@gmail.com> | 2025-01-12 13:17:16 -0500 |
| commit | 6024a06dbad00a71e687d1709dc0d4e1b42d3c2e (patch) | |
| tree | d600701d9f0407d5588934e46c838990415d27fb /library/alloc/src/macros.rs | |
| parent | 7bb98889534d597911263d647424557b414770ec (diff) | |
| download | rust-6024a06dbad00a71e687d1709dc0d4e1b42d3c2e.tar.gz rust-6024a06dbad00a71e687d1709dc0d4e1b42d3c2e.zip | |
Update the explanation for why we use box_new in vec!
Diffstat (limited to 'library/alloc/src/macros.rs')
| -rw-r--r-- | library/alloc/src/macros.rs | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/library/alloc/src/macros.rs b/library/alloc/src/macros.rs index 6ee3907cc8e..c000fd6f4ef 100644 --- a/library/alloc/src/macros.rs +++ b/library/alloc/src/macros.rs @@ -48,8 +48,8 @@ macro_rules! vec { ); ($($x:expr),+ $(,)?) => ( <[_]>::into_vec( - // Using the intrinsic produces a dramatic improvement in compile - // time when constructing arrays with many elements. + // Using the intrinsic produces a dramatic improvement in stack usage for + // unoptimized programs using this code path to construct large Vecs. $crate::boxed::box_new([$($x),+]) ) ); |