Bug fix in implementation sketch, and some implementation open issues.

pep-0237.txt

@@ -78,10 +78,10 @@ Implementation
 
         union {
             long i;
-            struct bignum {
+            struct {
                 unsigned long length;
                 digit digits[1];
-            }
+            } bignum;
         };
 
     Only the n-1 lower bits of the long have any meaning; the top bit
@@ -108,6 +108,9 @@ Open Issues
 
     Should the overflow warning be on a portable maximum size?
 
+    Will unification of types and classes help with a more straightforward
+    implementations?
+
 
 Copyright