p4raw-id: //depot/perl@18732
The C<-C> flag controls some Unicode of the Perl Unicode features.
As of 5.8.1, the C<-C> can be followed either by a number or a list
-of option letters. The letters, their numeric values, and affects
+of option letters. The letters, their numeric values, and effects
are as follows; listing the letters is equal to summing the numbers.
I 1 STDIN is assumed to be in UTF-8