Hide dummy member function

include/ck/utility/amd_wave_read_first_lane.hpp

@@ -58,16 +58,16 @@ struct get_carrier<3>
             return to;
         }
 
-        public:
-        __device__ carrier(value_type value) noexcept
+        // method to trigger template substitution failure
+        carrier(const carrier& other) noexcept
         {
-            copy_n(reinterpret_cast<const std::byte*>(&value), bytes.size(), bytes.begin());
+            copy_n(other.bytes.begin(), bytes.size(), bytes.begin());
         }
 
-        // method to trigger template substitution failure
-        __device__ carrier& operator=(const carrier& other) noexcept
+        public:
+        __device__ carrier& operator=(value_type value) noexcept
         {
-            copy_n(other.bytes.begin(), bytes.size(), bytes.begin());
+            copy_n(reinterpret_cast<const std::byte*>(&value), bytes.size(), bytes.begin());
 
             return *this;
         }