It does. 

>type ModA.pm
package ModA;
use Exporter qw( import );
@EXPORT = qw( foo );
sub foo { print __PACKAGE__, "\n" }
1;

>type ModB.pm
package ModB;
use Exporter qw( import );
@EXPORT = qw( foo );
sub foo { print __PACKAGE__, "\n" }
1;

>perl -we"use ModA; use ModB;"
Subroutine main::foo redefined at c:/Progs/perl5101/lib/Exporter.pm li
+ne 67.
 at -e line 1

[download]

You need to turn on warnings if you want warnings.

In reply to Re: Exporter collision detection by ikegami
in thread Exporter collision detection by Anonymous Monk

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