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$ ./Porting/bisect.pl --target=miniperl --start=v5.16.3 --end=v5.26.0 
+--expect-fail -e 'use warnings FATAL=>"all"; sub X () {2,3}; my @a=("
+a".."z"); print @a[X]'
...
...

$ git tag --contains 429a25554a608b6
... v5.20.0 ...

$ ./Porting/bisect.pl --start=v5.16.3 --end=v5.26.0 -e '`$^X -Ilib -MO
+=Deparse -e "use constant X=>3,4; \@x[X]"`=~/\@x\[3, 4\]/ and die'
...
...
$ ./Porting/bisect.pl --start=v5.19.0 --end=v5.21.0 -e '`$^X -Ilib -MO
+=Concise -e "use constant X=>3,4; \@x[X]"`=~/entersub/ or die'
...
commit f815dc14d7c5540dfb5d02d001e0101c6266f281