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| author | Alex Crichton <alex@alexcrichton.com> | 2017-03-10 16:51:40 -0600 |
|---|---|---|
| committer | Alex Crichton <alex@alexcrichton.com> | 2017-03-10 20:04:58 -0800 |
| commit | 8f02dc290a4fc2f6df14731a03aae685173a4cbf (patch) | |
| tree | 92d23e1cec9e854becd5b8241b92903c22463a21 /src | |
| parent | 2b1d1bbf2abf2aac43f1eaa426f5597ea6a8bc4d (diff) | |
| parent | edf5dc66c1ec243bb2a60385b094cde719c0a492 (diff) | |
| download | rust-8f02dc290a4fc2f6df14731a03aae685173a4cbf.tar.gz rust-8f02dc290a4fc2f6df14731a03aae685173a4cbf.zip | |
Rollup merge of #40379 - clarcharr:box_docs, r=brson
Box docs: no allocation is done for ZSTs. Updated to add a small bit saying that ZSTs don't actually allocate on `Box::new`.
Diffstat (limited to 'src')
| -rw-r--r-- | src/liballoc/boxed.rs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/liballoc/boxed.rs b/src/liballoc/boxed.rs index d0fce706128..43b0d72186a 100644 --- a/src/liballoc/boxed.rs +++ b/src/liballoc/boxed.rs @@ -225,6 +225,8 @@ impl<T: ?Sized> Drop for IntermediateBox<T> { impl<T> Box<T> { /// Allocates memory on the heap and then places `x` into it. /// + /// This doesn't actually allocate if `T` is zero-sized. + /// /// # Examples /// /// ``` |