diff --git a/include/boost/type_traits/detail/common_arithmetic_type.hpp b/include/boost/type_traits/detail/common_arithmetic_type.hpp
index 8c09158..a7aff03 100644
--- a/include/boost/type_traits/detail/common_arithmetic_type.hpp
+++ b/include/boost/type_traits/detail/common_arithmetic_type.hpp
@@ -46,7 +46,7 @@ template<> struct arithmetic_type<3>
 #endif
 
 // There are five standard signed integer types:
-// “signed char”, “short int”, “int”, “long int”, and “long long int”.
+// "signed char", "short int", "int", "long int", and "long long int".
 
 template<> struct arithmetic_type<4>
 {
@@ -79,8 +79,8 @@ template<> struct arithmetic_type<8>
 };
 
 // For each of the standard signed integer types, there exists a corresponding
-// (but different) standard unsigned integer type: “unsigned char”, “unsigned short int”,
-// “unsigned int”, “unsigned long int”, and “unsigned long long int”
+// (but different) standard unsigned integer type: "unsigned char", "unsigned short int",
+// "unsigned int", "unsigned long int", and "unsigned long long int"
 
 template<> struct arithmetic_type<9>
 {
diff --git a/include/boost/type_traits/is_rvalue_reference.hpp b/include/boost/type_traits/is_rvalue_reference.hpp
index 50e88ed..a48edb5 100644
--- a/include/boost/type_traits/is_rvalue_reference.hpp
+++ b/include/boost/type_traits/is_rvalue_reference.hpp
@@ -1,5 +1,5 @@
 
-//  (C) John Maddock 2010. 
+//  (C) Copyright John Maddock 2010. 
 //  Use, modification and distribution are subject to the Boost Software License,
 //  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
 //  http://www.boost.org/LICENSE_1_0.txt).
diff --git a/test/common_type_2_test.cpp b/test/common_type_2_test.cpp
index 8a4e746..114b4c2 100644
--- a/test/common_type_2_test.cpp
+++ b/test/common_type_2_test.cpp
@@ -90,18 +90,18 @@ TT_TEST_BEGIN(common_type)
 #ifndef __SUNPRO_CC
     assignation_2<C1C2, C1>();
     typedef tt::common_type<C1C2&, C1&>::type T1;
-	BOOST_CHECK_TYPE(T1, C1C2);
+    BOOST_CHECK_TYPE(T1, C1C2);
     typedef tt::common_type<C3*, C2*>::type T2;
-	BOOST_CHECK_TYPE(T2, C2*);
+    BOOST_CHECK_TYPE(T2, C2*);
     typedef tt::common_type<int*, int const*>::type T3;
-	BOOST_CHECK_TYPE(T3, int const*);
+    BOOST_CHECK_TYPE(T3, int const*);
 #if defined(BOOST_NO_CXX11_DECLTYPE) && !defined(BOOST_COMMON_TYPE_DONT_USE_TYPEOF)
     // fails if BOOST_COMMON_TYPE_DONT_USE_TYPEOF:
     typedef tt::common_type<int volatile*, int const*>::type T4;
-	BOOST_CHECK_TYPE(T4, int const volatile*);
+    BOOST_CHECK_TYPE(T4, int const volatile*);
 #endif
     typedef tt::common_type<int*, int volatile*>::type T5;
-	BOOST_CHECK_TYPE(T5, int volatile*);
+    BOOST_CHECK_TYPE(T5, int volatile*);
 
     assignation_2<C1, C1C2>();
     assignation_2<C1C2, C2>();
diff --git a/test/common_type_test.cpp b/test/common_type_test.cpp
index 047b65f..3695a46 100644
--- a/test/common_type_test.cpp
+++ b/test/common_type_test.cpp
@@ -87,18 +87,18 @@ TT_TEST_BEGIN(common_type)
 {
     assignation_2<C1C2, C1>();
     typedef tt::common_type<C1C2&, C1&>::type T1;
-	BOOST_CHECK_TYPE(T1, C1C2);
+    BOOST_CHECK_TYPE(T1, C1C2);
     typedef tt::common_type<C3*, C2*>::type T2;
-	BOOST_CHECK_TYPE(T2, C2*);
+    BOOST_CHECK_TYPE(T2, C2*);
     typedef tt::common_type<int*, int const*>::type T3;
-	BOOST_CHECK_TYPE(T3, int const*);
+    BOOST_CHECK_TYPE(T3, int const*);
 #if defined(BOOST_NO_CXX11_DECLTYPE) && !defined(BOOST_COMMON_TYPE_DONT_USE_TYPEOF)
     // fails if BOOST_COMMON_TYPE_DONT_USE_TYPEOF:
     typedef tt::common_type<int volatile*, int const*>::type T4;
-	BOOST_CHECK_TYPE(T4, int const volatile*);
+    BOOST_CHECK_TYPE(T4, int const volatile*);
 #endif
     typedef tt::common_type<int*, int volatile*>::type T5;
-	BOOST_CHECK_TYPE(T5, int volatile*);
+    BOOST_CHECK_TYPE(T5, int volatile*);
 
     assignation_2<C1, C1C2>();
     assignation_2<C1C2, C2>();
diff --git a/test/is_convertible_test.cpp b/test/is_convertible_test.cpp
index 40764c0..22b3201 100644
--- a/test/is_convertible_test.cpp
+++ b/test/is_convertible_test.cpp
@@ -29,8 +29,8 @@ struct derived2 : public middle2 { };
 template<typename T>
 struct test_bug_4530
 {
-	template<typename A>
-	test_bug_4530(A&&, typename boost::enable_if< ::tt::is_convertible<A&&, T> >::type* =0);
+    template<typename A>
+    test_bug_4530(A&&, typename boost::enable_if< ::tt::is_convertible<A&&, T> >::type* =0);
 };
 
 struct A4530
diff --git a/test/mpl_interop_test1.cpp b/test/mpl_interop_test1.cpp
index 214c951..3b90418 100644
--- a/test/mpl_interop_test1.cpp
+++ b/test/mpl_interop_test1.cpp
@@ -27,4 +27,4 @@ int dispatch_test()
 int main()
 {
    return (dispatch_test<int>() == 1) && (dispatch_test<void>() == 0) ? 0 : 1;
-}
\ No newline at end of file
+}
diff --git a/test/mpl_interop_test2.cpp b/test/mpl_interop_test2.cpp
index 4624e0b..85805c8 100644
--- a/test/mpl_interop_test2.cpp
+++ b/test/mpl_interop_test2.cpp
@@ -22,4 +22,4 @@ if_test<double>::type t2 = 0;
 int main()
 {
    return (int)(t1 + t2);
-}
\ No newline at end of file
+}
diff --git a/test/mpl_interop_test3.cpp b/test/mpl_interop_test3.cpp
index 0a4c8ac..e89d50e 100644
--- a/test/mpl_interop_test3.cpp
+++ b/test/mpl_interop_test3.cpp
@@ -27,4 +27,4 @@ int main()
 
    lambda_test<list_type>::type i = 0;
    return i;
-}
\ No newline at end of file
+}