Add workaround to fix issue 10567

Currently VariantN does not support const objects comparison. So just add specialized opCmp member and use cast().
dlang · Jul 9, 2013 · 206d6f7 · 206d6f7
1 parent e1504f7
commit 206d6f7
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/std/variant.d b/std/variant.d
@@ -787,6 +787,12 @@ public:
                      cast(void*) &temp);
     }
 
+    // workaround for bug 10567 fix
+    int opCmp(ref const VariantN rhs) const
+    {
+        return (cast()this).opCmp!(VariantN)(cast()rhs);
+    }
+
     /**
      * Ordering comparison used by the "<", "<=", ">", and ">="
      * operators. In case comparison is not sensible between the held