[perl #120831] [BUG] LTA error message when declaring 'my Int a' in Rakudo

[Carl Mäsak]

# New Ticket Created by  "Carl Mäsak" 
# Please include the string:  [perl #120831]
# in the subject line of all future correspondence about this issue. 
# <URL: https://rt.perl.org/Ticket/Display.html?id=120831 >


<skids> r: my Int a; # LTA error
<camelia> rakudo-jvm 413650: OUTPUT«===SORRY!===␤Type 'Int' is not
declared. Did you mean 'int'? [...] Malformed my [...]
* masak submits rakuodbug
<jnthn> std: my Int a;
<camelia> std 3b262af: OUTPUT«===SORRY!===␤Multiple prefix constraints
not yet supported [....] Malformed my [...]

I'd much rather see "Multiple prefix constraints" (as STD emits) than
"Type 'Int' is not declared." (It is declared.)