[perl #108462] [BUG] Rakudo doesn't die when the same 'our sub' is defined twice in one package

[Carl Mäsak]

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<masak> perl6: { our sub foo { say "OH HAI" } }; our &foo; foo
<p6eval> rakudo 0ac25d, niecza v13-296-g64527c0: OUTPUT«OH HAI␤»
<masak> perl6: { our sub foo { say "OH HAI" } }; { our sub foo { say
"OH HAI again" } }; our &foo; foo
<p6eval> ..niecza v13-296-g64527c0: OUTPUT«===SORRY!===␤␤Two
definitions found for symbol ::GLOBAL::&foo␤␤  first at ??? line  0␤
second at ??? line 0 at /tmp/kEDMC3OaDH line 1:␤------> b foo { say
"OH HAI" } }; { our sub foo ⏏{ say "OH HAI again" } }; our &foo; fo…
<p6eval> ..rakudo 0ac25d: OUTPUT«OH HAI again␤»
<masak> rakudobug?
<TimToady> in fact, niecza++ is being very accurate in detecting two
*definitions*
* masak submits rakudobug