While my examples always used STDIN, that was for brevity. Any code can play tricks on you if you use the Module->sub() OO syntax. 
$ perl -MCGI -le 'select(select(CGI)); print CGI->new'
Can't locate object method "new" via package "IO::Handle" at -e line 1
+.

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This isn't limited to all-caps names, either: 
perl -MFile::Spec -le 'select(select(File::Spec)); print File::Spec->r
+ootdir'
Can't locate object method "rootdir" via package "IO::Handle" at -e li
+ne 1.

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--Stevie-O 
$"=$,,$_=q>|\p4<6 8p<M/_|<('=>
.q>.<4-KI<l|2$<6%s!<qn#F<>;$,
.=pack'N*',"@{[unpack'C*',$_]
}"for split/</;$_=$,,y[A-Z a-z]
         {}cd;print lc

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In reply to Re^2: Bad news for IO::Handle magic (SWYM or sink) by Stevie-O
in thread Bad news for IO::Handle magic by Stevie-O

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