Fix signed int checked_neg docs

diff --git a/src/libcore/num/mod.rs b/src/libcore/num/mod.rs
index d094f05374b78e5ea02d55aa4c944fbbbf4d7be9..ed370bb91648fc457a9359bdae4d4667a8701783 100644 (file)
--- a/src/libcore/num/mod.rs
+++ b/src/libcore/num/mod.rs
@@ -479,7 +479,7 @@ pub fn checked_rem(self, other: Self) -> Option<Self> {
             }
         }
 
-        /// Checked negation. Computes `!self`, returning `None` if `self ==
+        /// Checked negation. Computes `-self`, returning `None` if `self ==
         /// MIN`.
         ///
         /// # Examples