Fix issue 16331 - std.container.array should allow uncomparable values

Author: wilzbach

std/container/array.d

@@ -431,7 +431,6 @@ Constructor taking a number of items
         foreach (i, e; values)
         {
             emplace(p + i, e);
-            assert(p[i] == e);
         }
         _data = Data(p[0 .. values.length]);
     }
@@ -2235,3 +2234,10 @@ unittest
     assert(slice.moveBack == true);
     assert(slice.moveAt(1) == true);
 }
+
+// issue 16331 - uncomparable values are valid values for an array
+unittest
+{
+    double[] values = [double.nan, double.nan];
+    auto arr = Array!double(values);
+}