Rollup merge of #115653 - joshlf:patch-9, r=dtolnay

Guarantee that Layout::align returns a non-zero power of two
rust-lang · Oct 14, 2023 · 3899957 · 3899957
2 parents 139f63a + a9b0966
commit 3899957
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/library/core/src/alloc/layout.rs b/library/core/src/alloc/layout.rs
@@ -130,6 +130,8 @@ impl Layout {
     }
 
     /// The minimum byte alignment for a memory block of this layout.
+    ///
+    /// The returned alignment is guaranteed to be a power of two.
     #[stable(feature = "alloc_layout", since = "1.28.0")]
     #[rustc_const_stable(feature = "const_alloc_layout_size_align", since = "1.50.0")]
     #[must_use = "this returns the minimum alignment, \