Update the explanation for why we use box_new in vec!

thanhnguyen-aws · Feb 21, 2025 · fe38adb · fe38adb
1 parent 03935e7
commit fe38adb
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/alloc/src/macros.rs b/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),+])
         )
     );