Fixes compatibility with Sun C++ (by Hady Zalek); fixes compatibility

with Android (by Zachary Vorhies).

include/gtest/internal/gtest-internal.h

@@ -788,16 +788,16 @@ struct RemoveConst { typedef T type; };  // NOLINT
 template <typename T>
 struct RemoveConst<const T> { typedef T type; };  // NOLINT
 
-// MSVC 8.0 has a bug which causes the above definition to fail to
-// remove the const in 'const int[3]'.  The following specialization
-// works around the bug.  However, it causes trouble with gcc and thus
-// needs to be conditionally compiled.
-#ifdef _MSC_VER
+// MSVC 8.0 and Sun C++ have a bug which causes the above definition
+// to fail to remove the const in 'const int[3]'.  The following
+// specialization works around the bug.  However, it causes trouble
+// with GCC and thus needs to be conditionally compiled.
+#if defined(_MSC_VER) || defined(__SUNPRO_CC)
 template <typename T, size_t N>
 struct RemoveConst<T[N]> {
   typedef typename RemoveConst<T>::type type[N];
 };
-#endif  // _MSC_VER
+#endif
 
 // A handy wrapper around RemoveConst that works when the argument
 // T depends on template parameters.

include/gtest/internal/gtest-port.h

@@ -87,6 +87,7 @@
 //   GTEST_OS_AIX      - IBM AIX
 //   GTEST_OS_CYGWIN   - Cygwin
 //   GTEST_OS_LINUX    - Linux
+//     GTEST_OS_LINUX_ANDROID - Google Android
 //   GTEST_OS_MAC      - Mac OS X
 //   GTEST_OS_NACL     - Google Native Client (NaCl)
 //   GTEST_OS_SOLARIS  - Sun Solaris
@@ -225,6 +226,9 @@
 # define GTEST_OS_MAC 1
 #elif defined __linux__
 # define GTEST_OS_LINUX 1
+# ifdef ANDROID
+#  define GTEST_OS_LINUX_ANDROID 1
+# endif  // ANDROID
 #elif defined __MVS__
 # define GTEST_OS_ZOS 1
 #elif defined(__sun) && defined(__SVR4)
@@ -336,8 +340,10 @@
 //   is available.
 
 // Cygwin 1.7 and below doesn't support ::std::wstring.
-// Solaris' libc++ doesn't support it either.
-# define GTEST_HAS_STD_WSTRING (!(GTEST_OS_CYGWIN || GTEST_OS_SOLARIS))
+// Solaris' libc++ doesn't support it either.  Android has
+// no support for it at least as recent as Froyo (2.2).
+# define GTEST_HAS_STD_WSTRING \
+    (!(GTEST_OS_LINUX_ANDROID || GTEST_OS_CYGWIN || GTEST_OS_SOLARIS))
 
 #endif  // GTEST_HAS_STD_WSTRING
 

src/gtest.cc

@@ -1621,11 +1621,11 @@ bool String::CaseInsensitiveWideCStringEquals(const wchar_t* lhs,
 
 #if GTEST_OS_WINDOWS
   return _wcsicmp(lhs, rhs) == 0;
-#elif GTEST_OS_LINUX
+#elif GTEST_OS_LINUX && !GTEST_OS_LINUX_ANDROID
   return wcscasecmp(lhs, rhs) == 0;
 #else
-  // Mac OS X and Cygwin don't define wcscasecmp.  Other unknown OSes
-  // may not define it either.
+  // Android, Mac OS X and Cygwin don't define wcscasecmp.
+  // Other unknown OSes may not define it either.
   wint_t left, right;
   do {
     left = towlower(*lhs++);