2 files changed, 7 insertions, 0 deletions
diff --git a/src/doc/guide-unsafe.md b/src/doc/guide-unsafe.md
index 5b248126c80..bda1b345632 100644
--- a/src/doc/guide-unsafe.md
+++ b/src/doc/guide-unsafe.md
@@ -661,6 +661,9 @@ extern {
     fn abort() -> !;
 }
 
+#[lang = "owned_box"]
+pub struct Box<T>(*mut T);
+
 #[lang="exchange_malloc"]
 unsafe fn allocate(size: uint, _align: uint) -> *mut u8 {
     let p = libc::malloc(size as libc::size_t) as *mut u8;
diff --git a/src/doc/reference.md b/src/doc/reference.md
index 9ac4469d549..f6ee5cadbc6 100644
--- a/src/doc/reference.md
+++ b/src/doc/reference.md
@@ -1660,6 +1660,7 @@ Implementations are defined with the keyword `impl`.
 
 ```
 # struct Point {x: f64, y: f64};
+# impl Copy for Point {}
 # type Surface = int;
 # struct BoundingBox {x: f64, y: f64, width: f64, height: f64};
 # trait Shape { fn draw(&self, Surface); fn bounding_box(&self) -> BoundingBox; }
@@ -1669,6 +1670,8 @@ struct Circle {
     center: Point,
 }
 
+impl Copy for Circle {}
+
 impl Shape for Circle {
     fn draw(&self, s: Surface) { do_draw_circle(s, *self); }
     fn bounding_box(&self) -> BoundingBox {
@@ -1791,6 +1794,7 @@ default visibility with the `priv` keyword. When an item is declared as `pub`,
 it can be thought of as being accessible to the outside world. For example:
 
 ```
+# #![allow(missing_copy_implementations)]
 # fn main() {}
 // Declare a private struct
 struct Foo;