[perl #126732] Problem with superscripts when there is no number in front of it (³² == 9)

[via RT]

# New Ticket Created by  Alex Jakimenko 
# Please include the string:  [perl #126732]
# in the subject line of all future correspondence about this issue. 
# <URL: https://rt.perl.org/Ticket/Display.html?id=126732 >


Code:
say ³²

Result:
9

This should probably be a syntax error.