mention refaddr() in overload::StrVal docs

Message-ID: <20040730150919.GB19022@dyn.fergaldaly.com>

p4raw-id: //depot/perl@23182

diff --git a/lib/overload.pm b/lib/overload.pm
index 7d94cc7..a75c817 100644 (file)
--- a/lib/overload.pm
+++ b/lib/overload.pm
@@ -704,7 +704,10 @@ Package C<overload.pm> provides the following public functions:
 
 =item overload::StrVal(arg)
 
-Gives string value of C<arg> as in absence of stringify overloading.
+Gives string value of C<arg> as in absence of stringify overloading. If you
+are using this to get the address of a reference (useful for checking if two
+references point to the same thing) then you may be better off using
+C<Scalar::Util::refaddr()>, which is faster.
 
 =item overload::Overloaded(arg)