End stdlib module summaries with a full stop.

Fixes #9447

8 files changed, 8 insertions, 8 deletions

diff --git a/src/libcore/clone.rs b/src/libcore/clone.rs
index 769faedf46e..b1f63ad71ca 100644
--- a/src/libcore/clone.rs
+++ b/src/libcore/clone.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-//! The `Clone` trait for types that cannot be 'implicitly copied'
+//! The `Clone` trait for types that cannot be 'implicitly copied'.
 //!
 //! In Rust, some simple types are "implicitly copyable" and when you
 //! assign them or pass them as arguments, the receiver will get a copy,
diff --git a/src/libcore/fmt/mod.rs b/src/libcore/fmt/mod.rs
index a3b09e9db42..6cc3b4e01b8 100644
--- a/src/libcore/fmt/mod.rs
+++ b/src/libcore/fmt/mod.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-//! Utilities for formatting and printing strings
+//! Utilities for formatting and printing strings.
 
 #![stable(feature = "rust1", since = "1.0.0")]
 
diff --git a/src/libcore/iter.rs b/src/libcore/iter.rs
index d6bd9dbf4bd..0e65a79e347 100644
--- a/src/libcore/iter.rs
+++ b/src/libcore/iter.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-//! Composable external iteration
+//! Composable external iteration.
 //!
 //! If you've found yourself with a collection of some kind, and needed to
 //! perform an operation on the elements of said collection, you'll quickly run
diff --git a/src/libcore/mem.rs b/src/libcore/mem.rs
index c36ad592ad3..2c648d1516b 100644
--- a/src/libcore/mem.rs
+++ b/src/libcore/mem.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-//! Basic functions for dealing with memory
+//! Basic functions for dealing with memory.
 //!
 //! This module contains functions for querying the size and alignment of
 //! types, initializing and manipulating memory.
diff --git a/src/libcore/ops.rs b/src/libcore/ops.rs
index 0f5584a952f..25df9c90578 100644
--- a/src/libcore/ops.rs
+++ b/src/libcore/ops.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-//! Overloadable operators
+//! Overloadable operators.
 //!
 //! Implementing these traits allows you to get an effect similar to
 //! overloading operators.
diff --git a/src/libcore/option.rs b/src/libcore/option.rs
index e38cf9af010..56b84fd6a64 100644
--- a/src/libcore/option.rs
+++ b/src/libcore/option.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-//! Optional values
+//! Optional values.
 //!
 //! Type `Option` represents an optional value: every `Option`
 //! is either `Some` and contains a value, or `None`, and
diff --git a/src/libcore/ptr.rs b/src/libcore/ptr.rs
index 3cf722668b2..3cbeac450e2 100644
--- a/src/libcore/ptr.rs
+++ b/src/libcore/ptr.rs
@@ -10,7 +10,7 @@
 
 // FIXME: talk about offset, copy_memory, copy_nonoverlapping_memory
 
-//! Raw, unsafe pointers, `*const T`, and `*mut T`
+//! Raw, unsafe pointers, `*const T`, and `*mut T`.
 //!
 //! *[See also the pointer primitive types](../../std/primitive.pointer.html).*
 
diff --git a/src/libcore/result.rs b/src/libcore/result.rs
index f6703d16ad9..09f612c20ec 100644
--- a/src/libcore/result.rs
+++ b/src/libcore/result.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-//! Error handling with the `Result` type
+//! Error handling with the `Result` type.
 //!
 //! `Result<T, E>` is the type used for returning and propagating
 //! errors. It is an enum with the variants, `Ok(T)`, representing