[perl #131705] constant Regex: getlex: outer index out of range

[via RT]

# New Ticket Created by  Lloyd Fournier 
# Please include the string:  [perl #131705]
# in the subject line of all future correspondence about this issue. 
# <URL: https://rt.perl.org/Ticket/Display.html?id=131705 >


echo 'constant @foo is export  = /{ say "hello" } ./, > Foo.pm6

perl6 -I. -e 'use Foo; "foo" ~~ @foo[0];

# getlex: outer index out of range

This is another compile time outer lexical scope bug. Note: the array is
superfluous, just there to avoid triggering RT #131704.