diff --git a/googlemock/include/gmock/gmock-matchers.h b/googlemock/include/gmock/gmock-matchers.h
index 3367a0b5..41bf6de3 100644
--- a/googlemock/include/gmock/gmock-matchers.h
+++ b/googlemock/include/gmock/gmock-matchers.h
@@ -47,10 +47,9 @@
 #include <string>
 #include <utility>
 #include <vector>
-
+#include "gtest/gtest.h"
 #include "gmock/internal/gmock-internal-utils.h"
 #include "gmock/internal/gmock-port.h"
-#include "gtest/gtest.h"
 
 #if GTEST_HAS_STD_INITIALIZER_LIST_
 # include <initializer_list>  // NOLINT -- must be after gtest.h
diff --git a/googlemock/include/gmock/gmock-more-matchers.h b/googlemock/include/gmock/gmock-more-matchers.h
index 3db899f4..a5a8bfa5 100644
--- a/googlemock/include/gmock/gmock-more-matchers.h
+++ b/googlemock/include/gmock/gmock-more-matchers.h
@@ -53,6 +53,22 @@ MATCHER(IsEmpty, negation ? "isn't empty" : "is empty") {
   return false;
 }
 
+// Define a matcher that matches a value that evaluates in boolean
+// context to true.  Useful for types that define "explicit operator
+// bool" operators and so can't be compared for equality with true
+// and false.
+MATCHER(IsTrue, negation ? "is false" : "is true") {
+  return static_cast<bool>(arg);
+}
+
+// Define a matcher that matches a value that evaluates in boolean
+// context to false.  Useful for types that define "explicit operator
+// bool" operators and so can't be compared for equality with true
+// and false.
+MATCHER(IsFalse, negation ? "is true" : "is false") {
+  return !static_cast<bool>(arg);
+}
+
 }  // namespace testing
 
 #endif  // GMOCK_GMOCK_MORE_MATCHERS_H_
diff --git a/googlemock/include/gmock/gmock-spec-builders.h b/googlemock/include/gmock/gmock-spec-builders.h
index a8347bd8..c1b63014 100644
--- a/googlemock/include/gmock/gmock-spec-builders.h
+++ b/googlemock/include/gmock/gmock-spec-builders.h
@@ -65,11 +65,6 @@
 #include <sstream>
 #include <string>
 #include <vector>
-
-#if GTEST_HAS_EXCEPTIONS
-# include <stdexcept>  // NOLINT
-#endif
-
 #include "gmock/gmock-actions.h"
 #include "gmock/gmock-cardinalities.h"
 #include "gmock/gmock-matchers.h"
@@ -77,6 +72,10 @@
 #include "gmock/internal/gmock-port.h"
 #include "gtest/gtest.h"
 
+#if GTEST_HAS_EXCEPTIONS
+# include <stdexcept>  // NOLINT
+#endif
+
 namespace testing {
 
 // An abstract handle of an expectation.
diff --git a/googlemock/include/gmock/gmock.h b/googlemock/include/gmock/gmock.h
index 5764bc85..6ccb118b 100644
--- a/googlemock/include/gmock/gmock.h
+++ b/googlemock/include/gmock/gmock.h
@@ -59,8 +59,8 @@
 #include "gmock/gmock-cardinalities.h"
 #include "gmock/gmock-generated-actions.h"
 #include "gmock/gmock-generated-function-mockers.h"
-#include "gmock/gmock-generated-nice-strict.h"
 #include "gmock/gmock-generated-matchers.h"
+#include "gmock/gmock-generated-nice-strict.h"
 #include "gmock/gmock-matchers.h"
 #include "gmock/gmock-more-actions.h"
 #include "gmock/gmock-more-matchers.h"
diff --git a/googlemock/include/gmock/internal/gmock-generated-internal-utils.h b/googlemock/include/gmock/internal/gmock-generated-internal-utils.h
index 7811e43f..cd94d644 100644
--- a/googlemock/include/gmock/internal/gmock-generated-internal-utils.h
+++ b/googlemock/include/gmock/internal/gmock-generated-internal-utils.h
@@ -90,42 +90,48 @@ struct MatcherTuple< ::testing::tuple<A1, A2, A3> > {
 
 template <typename A1, typename A2, typename A3, typename A4>
 struct MatcherTuple< ::testing::tuple<A1, A2, A3, A4> > {
-  typedef ::testing::tuple<Matcher<A1>, Matcher<A2>, Matcher<A3>,
-      Matcher<A4> > type;
+  typedef ::testing::tuple<Matcher<A1>, Matcher<A2>, Matcher<A3>, Matcher<A4> >
+      type;
 };
 
 template <typename A1, typename A2, typename A3, typename A4, typename A5>
 struct MatcherTuple< ::testing::tuple<A1, A2, A3, A4, A5> > {
   typedef ::testing::tuple<Matcher<A1>, Matcher<A2>, Matcher<A3>, Matcher<A4>,
-      Matcher<A5> > type;
+                           Matcher<A5> >
+      type;
 };
 
 template <typename A1, typename A2, typename A3, typename A4, typename A5,
     typename A6>
 struct MatcherTuple< ::testing::tuple<A1, A2, A3, A4, A5, A6> > {
   typedef ::testing::tuple<Matcher<A1>, Matcher<A2>, Matcher<A3>, Matcher<A4>,
-      Matcher<A5>, Matcher<A6> > type;
+                           Matcher<A5>, Matcher<A6> >
+      type;
 };
 
 template <typename A1, typename A2, typename A3, typename A4, typename A5,
     typename A6, typename A7>
 struct MatcherTuple< ::testing::tuple<A1, A2, A3, A4, A5, A6, A7> > {
   typedef ::testing::tuple<Matcher<A1>, Matcher<A2>, Matcher<A3>, Matcher<A4>,
-      Matcher<A5>, Matcher<A6>, Matcher<A7> > type;
+                           Matcher<A5>, Matcher<A6>, Matcher<A7> >
+      type;
 };
 
 template <typename A1, typename A2, typename A3, typename A4, typename A5,
     typename A6, typename A7, typename A8>
 struct MatcherTuple< ::testing::tuple<A1, A2, A3, A4, A5, A6, A7, A8> > {
   typedef ::testing::tuple<Matcher<A1>, Matcher<A2>, Matcher<A3>, Matcher<A4>,
-      Matcher<A5>, Matcher<A6>, Matcher<A7>, Matcher<A8> > type;
+                           Matcher<A5>, Matcher<A6>, Matcher<A7>, Matcher<A8> >
+      type;
 };
 
 template <typename A1, typename A2, typename A3, typename A4, typename A5,
     typename A6, typename A7, typename A8, typename A9>
 struct MatcherTuple< ::testing::tuple<A1, A2, A3, A4, A5, A6, A7, A8, A9> > {
   typedef ::testing::tuple<Matcher<A1>, Matcher<A2>, Matcher<A3>, Matcher<A4>,
-      Matcher<A5>, Matcher<A6>, Matcher<A7>, Matcher<A8>, Matcher<A9> > type;
+                           Matcher<A5>, Matcher<A6>, Matcher<A7>, Matcher<A8>,
+                           Matcher<A9> >
+      type;
 };
 
 template <typename A1, typename A2, typename A3, typename A4, typename A5,
@@ -133,8 +139,9 @@ template <typename A1, typename A2, typename A3, typename A4, typename A5,
 struct MatcherTuple< ::testing::tuple<A1, A2, A3, A4, A5, A6, A7, A8, A9,
     A10> > {
   typedef ::testing::tuple<Matcher<A1>, Matcher<A2>, Matcher<A3>, Matcher<A4>,
-      Matcher<A5>, Matcher<A6>, Matcher<A7>, Matcher<A8>, Matcher<A9>,
-      Matcher<A10> > type;
+                           Matcher<A5>, Matcher<A6>, Matcher<A7>, Matcher<A8>,
+                           Matcher<A9>, Matcher<A10> >
+      type;
 };
 
 // Template struct Function<F>, where F must be a function type, contains
diff --git a/googlemock/include/gmock/internal/gmock-internal-utils.h b/googlemock/include/gmock/internal/gmock-internal-utils.h
index 7e65cea8..319b389b 100644
--- a/googlemock/include/gmock/internal/gmock-internal-utils.h
+++ b/googlemock/include/gmock/internal/gmock-internal-utils.h
@@ -41,7 +41,6 @@
 #include <stdio.h>
 #include <ostream>  // NOLINT
 #include <string>
-
 #include "gmock/internal/gmock-generated-internal-utils.h"
 #include "gmock/internal/gmock-port.h"
 #include "gtest/gtest.h"
@@ -49,11 +48,15 @@
 namespace testing {
 namespace internal {
 
+// Joins a vector of strings as if they are fields of a tuple; returns
+// the joined string.
+GTEST_API_ std::string JoinAsTuple(const Strings& fields);
+
 // Converts an identifier name to a space-separated list of lower-case
 // words.  Each maximum substring of the form [A-Za-z][a-z]*|\d+ is
 // treated as one word.  For example, both "FooBar123" and
 // "foo_bar_123" are converted to "foo bar 123".
-GTEST_API_ string ConvertIdentifierNameToWords(const char* id_name);
+GTEST_API_ std::string ConvertIdentifierNameToWords(const char* id_name);
 
 // PointeeOf<Pointer>::type is the type of a value pointed to by a
 // Pointer, which can be either a smart pointer or a raw pointer.  The
@@ -503,8 +506,38 @@ struct RemoveConstFromKey<std::pair<const K, V> > {
 template <bool kValue>
 struct BooleanConstant {};
 
+// Emit an assertion failure due to incorrect DoDefault() usage. Out-of-lined to
+// reduce code size.
+void IllegalDoDefault(const char* file, int line);
+
+#if GTEST_LANG_CXX11
+// Helper types for Apply() below.
+template <size_t... Is> struct int_pack { typedef int_pack type; };
+
+template <class Pack, size_t I> struct append;
+template <size_t... Is, size_t I>
+struct append<int_pack<Is...>, I> : int_pack<Is..., I> {};
+
+template <size_t C>
+struct make_int_pack : append<typename make_int_pack<C - 1>::type, C - 1> {};
+template <> struct make_int_pack<0> : int_pack<> {};
+
+template <typename F, typename Tuple, size_t... Idx>
+auto ApplyImpl(F&& f, Tuple&& args, int_pack<Idx...>) -> decltype(
+    std::forward<F>(f)(std::get<Idx>(std::forward<Tuple>(args))...)) {
+  return std::forward<F>(f)(std::get<Idx>(std::forward<Tuple>(args))...);
+}
+
+// Apply the function to a tuple of arguments.
+template <typename F, typename Tuple>
+auto Apply(F&& f, Tuple&& args)
+    -> decltype(ApplyImpl(std::forward<F>(f), std::forward<Tuple>(args),
+                          make_int_pack<std::tuple_size<Tuple>::value>())) {
+  return ApplyImpl(std::forward<F>(f), std::forward<Tuple>(args),
+                   make_int_pack<std::tuple_size<Tuple>::value>());
+}
+#endif
 }  // namespace internal
 }  // namespace testing
 
 #endif  // GMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_INTERNAL_UTILS_H_
-
diff --git a/googlemock/include/gmock/internal/gmock-port.h b/googlemock/include/gmock/internal/gmock-port.h
index 63f4a680..cb37f260 100644
--- a/googlemock/include/gmock/internal/gmock-port.h
+++ b/googlemock/include/gmock/internal/gmock-port.h
@@ -50,15 +50,11 @@
 // portability utilities to Google Test's gtest-port.h instead of
 // here, as Google Mock depends on Google Test.  Only add a utility
 // here if it's truly specific to Google Mock.
+
 #include "gtest/internal/gtest-linked_ptr.h"
 #include "gtest/internal/gtest-port.h"
 #include "gmock/internal/custom/gmock-port.h"
 
-// To avoid conditional compilation everywhere, we make it
-// gmock-port.h's responsibility to #include the header implementing
-// tr1/tuple.  gmock-port.h does this via gtest-port.h, which is
-// guaranteed to pull in the tuple header.
-
 // For MS Visual C++, check the compiler version. At least VS 2003 is
 // required to compile Google Mock.
 #if defined(_MSC_VER) && _MSC_VER < 1310
@@ -72,18 +68,18 @@
 #if !defined(GMOCK_DECLARE_bool_)
 
 // Macros for declaring flags.
-#define GMOCK_DECLARE_bool_(name) extern GTEST_API_ bool GMOCK_FLAG(name)
-#define GMOCK_DECLARE_int32_(name) \
+# define GMOCK_DECLARE_bool_(name) extern GTEST_API_ bool GMOCK_FLAG(name)
+# define GMOCK_DECLARE_int32_(name) \
     extern GTEST_API_ ::testing::internal::Int32 GMOCK_FLAG(name)
-#define GMOCK_DECLARE_string_(name) \
+# define GMOCK_DECLARE_string_(name) \
     extern GTEST_API_ ::std::string GMOCK_FLAG(name)
 
 // Macros for defining flags.
-#define GMOCK_DEFINE_bool_(name, default_val, doc) \
+# define GMOCK_DEFINE_bool_(name, default_val, doc) \
     GTEST_API_ bool GMOCK_FLAG(name) = (default_val)
-#define GMOCK_DEFINE_int32_(name, default_val, doc) \
+# define GMOCK_DEFINE_int32_(name, default_val, doc) \
     GTEST_API_ ::testing::internal::Int32 GMOCK_FLAG(name) = (default_val)
-#define GMOCK_DEFINE_string_(name, default_val, doc) \
+# define GMOCK_DEFINE_string_(name, default_val, doc) \
     GTEST_API_ ::std::string GMOCK_FLAG(name) = (default_val)
 
 #endif  // !defined(GMOCK_DECLARE_bool_)
diff --git a/googlemock/test/gmock_stress_test.cc b/googlemock/test/gmock_stress_test.cc
index c16badda..b9fdc45c 100644
--- a/googlemock/test/gmock_stress_test.cc
+++ b/googlemock/test/gmock_stress_test.cc
@@ -33,12 +33,13 @@
 // threads concurrently.
 
 #include "gmock/gmock.h"
+
 #include "gtest/gtest.h"
 
 namespace testing {
 namespace {
 
-// From <gtest/internal/gtest-port.h>.
+// From "gtest/internal/gtest-port.h".
 using ::testing::internal::ThreadWithParam;
 
 // The maximum number of test threads (not including helper threads)
diff --git a/googlemock/test/gmock_test.cc b/googlemock/test/gmock_test.cc
index 28995345..70075679 100644
--- a/googlemock/test/gmock_test.cc
+++ b/googlemock/test/gmock_test.cc
@@ -37,6 +37,7 @@
 
 #include <string>
 #include "gtest/gtest.h"
+#include "gtest/internal/custom/gtest.h"
 
 #if !defined(GTEST_CUSTOM_INIT_GOOGLE_TEST_FUNCTION_)
 
@@ -51,9 +52,9 @@ void TestInitGoogleMock(const Char* (&argv)[M], const Char* (&new_argv)[N],
                         const ::std::string& expected_gmock_verbose) {
   const ::std::string old_verbose = GMOCK_FLAG(verbose);
 
-  int argc = M;
+  int argc = M - 1;
   InitGoogleMock(&argc, const_cast<Char**>(argv));
-  ASSERT_EQ(N, argc) << "The new argv has wrong number of elements.";
+  ASSERT_EQ(N - 1, argc) << "The new argv has wrong number of elements.";
 
   for (int i = 0; i < N; i++) {
     EXPECT_STREQ(new_argv[i], argv[i]);