fixed

Author: thirdwing

inst/include/Rcpp/traits/is_arithmetic.h

@@ -29,36 +29,6 @@ namespace traits{
     template<typename>
     struct is_arithmetic : public false_type { };
 
-    template<>
-    struct is_arithmetic<bool> : public true_type { };
-
-    template<>
-    struct is_arithmetic<const bool> : public true_type { };
-
-    template<>
-    struct is_arithmetic<char> : public true_type { };
-
-    template<>
-    struct is_arithmetic<const char> : public true_type { };
-
-    template<>
-    struct is_arithmetic<signed char> : public true_type { };
-
-    template<>
-    struct is_arithmetic<const signed char> : public true_type { };
-
-    template<>
-    struct is_arithmetic<unsigned char> : public true_type { };
-
-    template<>
-    struct is_arithmetic<const unsigned char> : public true_type { };
-
-    template<>
-    struct is_arithmetic<wchar_t> : public true_type { };
-
-    template<>
-    struct is_arithmetic<const wchar_t> : public true_type { };
-
     template<>
     struct is_arithmetic<short> : public true_type { };