Make the lang-items example in the book not choke on landing pads.

rust-lang · Aug 1, 2016 · 514f423 · 514f423
1 parent 8dde4e1
commit 514f423
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/doc/book/lang-items.md b/src/doc/book/lang-items.md
@@ -19,6 +19,8 @@ sugar for dynamic allocations via `malloc` and `free`:
 #![feature(lang_items, box_syntax, start, libc)]
 #![no_std]
 
+# #![feature(panic_unwind)]
+# extern crate unwind;
 extern crate libc;
 
 extern {