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-rw-r--r--src/libcore/cmp.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libcore/cmp.rs b/src/libcore/cmp.rs
index 6e87fe4ced0..ec339d10e4b 100644
--- a/src/libcore/cmp.rs
+++ b/src/libcore/cmp.rs
@@ -19,6 +19,8 @@
 //! operators, you could do the following:
 //!
 //! ```rust
+//! use core::num::SignedInt;
+//!
 //! // Our type.
 //! struct SketchyNum {
 //!     num : int