An extra semicolon removed.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41496 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

bignum.c

@@ -354,7 +354,7 @@ rb_uint2big(VALUE n)
     }
 #endif
 
-    i = bdigit_roomof(SIZEOF_VALUE);;
+    i = bdigit_roomof(SIZEOF_VALUE);
     while (--i && !digits[i]) ;
     RBIGNUM_SET_LEN(big, i+1);
     return big;