[perl #64846] Rakudo can't handle ::$x() where $x isa Str

[Carl Mäsak]

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<moritz_> rakudo: sub foo { say "bar" }; my $x = 'foo'; ::$x()
<p6eval> rakudo df8662: OUTPUT«ResizablePMCArray: Can't pop from an
empty array! [...]
<moritz_> that looks a bit like a bug
* moritz_ summons masak
<masak> moritz_: oh hai.
* masak submits