[perl #130255] [LTA] Error message says “Invalid base-… character”, but does not say which characters are valid (say :35)

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# New Ticket Created by  Aleks-Daniel Jakimenko-Aleksejev 
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Code:
say :35<lizmat>

Result:
===SORRY!=== Error while compiling <tmp>
Invalid base-35 character: li⏏zmat
at <tmp>:1
------> say :35<lizmat>⏏<EOL>


More informative would be a message that says what the valid characters are.