[perl #129227] [SEGV] Concatenation of a large number of combining characters

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# New Ticket Created by  Zoffix Znet 
# Please include the string:  [perl #129227]
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# <URL: https://rt.perl.org/Ticket/Display.html?id=129227 >



<moritz> m:  7 ~ "\x[308]" x 100_000
<camelia> rakudo-moar 7925d6: OUTPUT«WARNINGS for <tmp>:␤Useless use of "~" in 
expression "7 ~ \"\\x[308]\" x" in sink context (line 1)␤»
<moritz> m:  7 ~ "\x[308]" x 150_000
<camelia> rakudo-moar 7925d6: OUTPUT«(signal SEGV)»