Fix compiler warnings

include/rtg/builtin.hpp

@@ -13,11 +13,11 @@ struct literal
     {
         return "@literal";
     }
-    shape compute_shape(std::vector<shape> input) const
+    shape compute_shape(std::vector<shape>) const
     {
         throw "builtin"; 
     }
-    argument compute(std::vector<argument> input) const
+    argument compute(std::vector<argument>) const
     {
         throw "builtin";
     }
@@ -30,11 +30,11 @@ struct param
     {
         return "@param:" + parameter;
     }
-    shape compute_shape(std::vector<shape> input) const
+    shape compute_shape(std::vector<shape>) const
     {
         throw "builtin"; 
     }
-    argument compute(std::vector<argument> input) const
+    argument compute(std::vector<argument>) const
     {
         throw "builtin";
     }

include/rtg/operand.hpp

@@ -81,7 +81,7 @@ struct operand
     {
         template <typename TypeErased_U_ = TypeErased_T_>
         handle_type_(TypeErased_T_ value,
-                     typename std::enable_if<std::is_reference<TypeErased_U_>::value>::type* = 0)
+                     typename std::enable_if<std::is_reference<TypeErased_U_>::value>::type* = nullptr)
             : value_(value)
         {
         }
@@ -89,7 +89,7 @@ struct operand
         template <typename TypeErased_U_ = TypeErased_T_>
         handle_type_(TypeErased_T_ value,
                      typename std::enable_if<!std::is_reference<TypeErased_U_>::value, int>::type* =
-                         0) noexcept : value_(std::move(value))
+                         nullptr) noexcept : value_(std::move(value))
         {
         }
 

include/rtg/raw_data.hpp

@@ -74,7 +74,7 @@ struct raw_data
         T result;
         this->visit_at([&](auto x) {
             result = x;
-        });
+        }, n);
         return result;
     }
 };

include/rtg/stringutils.hpp

@@ -82,4 +82,4 @@ inline std::string to_string(const Range& r)
 
 } // namespace rtg
 
-#endif
+#endif
\ No newline at end of file

include/rtg/tensor_view.hpp

@@ -2,6 +2,7 @@
 #define RTG_GUARD_TENSOR_VIEW_HPP
 
 #include <rtg/shape.hpp>
+#include <rtg/float_equal.hpp>
 
 #include <iostream>
 
@@ -123,7 +124,7 @@ struct tensor_view
         {
             for(std::size_t i = 0;i < x.shape_.elements();i++)
             {
-                if(x[i] != y[i]) return false;
+                if(!float_equal(x[i], y[i])) return false;
             }
             return true;
         }