Fix spelling errors in comments.

2 files changed, 3 insertions, 3 deletions

diff --git a/src/libcore/simd.rs b/src/libcore/simd.rs
index 99b802f9918..54e7d077bb1 100644
--- a/src/libcore/simd.rs
+++ b/src/libcore/simd.rs
@@ -31,7 +31,7 @@
 //!
 //! ## Stability Note
 //!
-//! These are all experimental. The inferface may change entirely, without
+//! These are all experimental. The interface may change entirely, without
 //! warning.
 
 #![allow(non_camel_case_types)]
diff --git a/src/libcore/str.rs b/src/libcore/str.rs
index 936b698d4b1..87177b4ac90 100644
--- a/src/libcore/str.rs
+++ b/src/libcore/str.rs
@@ -478,7 +478,7 @@ impl TwoWaySearcher {
 }
 
 /// The internal state of an iterator that searches for matches of a substring
-/// within a larger string using a dynamically chosed search algorithm
+/// within a larger string using a dynamically chosen search algorithm
 #[deriving(Clone)]
 enum Searcher {
     Naive(NaiveSearcher),
@@ -1120,7 +1120,7 @@ pub trait StrSlice<'a> {
     ///
     /// That is, each returned value `(start, end)` satisfies
     /// `self.slice(start, end) == sep`. For matches of `sep` within
-    /// `self` that overlap, only the indicies corresponding to the
+    /// `self` that overlap, only the indices corresponding to the
     /// first match are returned.
     ///
     /// # Example