in reply to migrate perl program
will my perl program work fine in new system?
it probably will, but it might not, your test suite should be able to catch the difference so that you can fix it very quickly
Re: How can check whether new version of module is compatible with my code or not? (test suite)
If you're using qr defaults changed re => qr/$re/ms, # need /ms for 5.12 and up Re: Parse::Report - parse Perl format-ed reports. and Other incompatible changes
perldeltas - every perl*delta in one file with each version properly linkable
pod/perldeltas.html#p5180-Incompatible_Changes pod/perldeltas.html#p5163-Incompatible_Changes pod/perldeltas.html#p5162-Incompatible_Changes pod/perldeltas.html#p5161-Incompatible_Changes pod/perldeltas.html#p5160-Incompatible_Changes pod/perldeltas.html#p5144-Incompatible_Changes pod/perldeltas.html#p5143-Incompatible_Changes pod/perldeltas.html#p5142-Incompatible_Changes pod/perldeltas.html#p5141-Incompatible_Changes pod/perldeltas.html#p5140-Incompatible_Changes pod/perldeltas.html#p5125-Incompatible_Changes pod/perldeltas.html#p5124-Incompatible_Changes pod/perldeltas.html#p5123-Incompatible_Changes pod/perldeltas.html#p5122-Incompatible_Changes pod/perldeltas.html#p5121-Incompatible_Changes pod/perldeltas.html#p5120-Potentially_Incompatible_Changes pod/perldeltas.html#p5101-Incompatible_Changes pod/perldeltas.html#p5101-Other_incompatible_changes pod/perldeltas.html#p5100-Incompatible_Changes
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