Its the sigil for GLOBs (e.g. *STDOUT). How's the compiler supposed to know that $r didn't have a reference to a GLOB in it (somewhere else there was a my $r = \*STDOUT)?

The cake is a lie.
The cake is a lie.
The cake is a lie.

In reply to Re^2: 2*pi*$r -- constant function without prototype by Fletch
in thread 2*pi*$r -- constant function without prototype by ambrus

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