p4raw-id: //depot/perl@31334
when($_ ~~ $foo)
-(though you need to enable the "~~" feature before you
-can use the C<~~> operator directly). In fact C<when(EXPR)>
-is treated as an implicit smart match most of the time. The
-exceptions are that when EXPR is:
+In fact C<when(EXPR)> is treated as an implicit smart match most of the
+time. The exceptions are that when EXPR is:
=over 4