Doesn’t this imply that prefix ++ on native ints is broken on the JVM. And thus, a lot of more got broken recently due to my changes??
Liz ==================== > On 11 May 2016, at 07:44, Christian Bartolomaeus (via RT) > <perl6-bugs-follo...@perl.org> wrote: > > # New Ticket Created by Christian Bartolomaeus > # Please include the string: [perl #128123] > # in the subject line of all future correspondence about this issue. > # <URL: https://rt.perl.org/Ticket/Display.html?id=128123 > > > > The following code from S03-metaops/hyper.t dies on rakudo-j: > > $ perl6-j -e '[[2, 3], [4, [5, 6]]]».combinations.gist' > Expected a native int argument for '$a' > <Internal error while creating backtrace: Expected a native int argument for > '$a' in sub prefix:<++> at gen/jvm/CORE.setting line 8630 > in method next-interesting-index at gen/jvm/CORE.setting line 20779 > in block at gen/jvm/CORE.setting line 20829 > in method nice at gen/jvm/CORE.setting line 20827 > in method Str at gen/jvm/CORE.setting line 20860 > in method Stringy at gen/jvm/CORE.setting line 1117 > in sub infix:<~> at gen/jvm/CORE.setting line 1597 > in block at gen/jvm/CORE.setting line 30498 > in code at gen/jvm/CORE.setting line 20959 > in block at gen/jvm/CORE.setting line 20959 > in method gist at gen/jvm/CORE.setting line 20953 > in block at gen/jvm/CORE.setting line 21232 > in sub print_exception at gen/jvm/CORE.setting line 21225 > . > Please report this as a bug (mail to rakudo...@perl.org) > and re-run with the --ll-exception command line option > to get more information about your error> > > Output with --ll-exception: > > $ perl6-j --ll-exception -e '[[2, 3], [4, [5, 6]]]».combinations.gist' > Expected a native int argument for '$a' > in prefix:<++> (gen/jvm/CORE.setting:8630) > in prefix:<++> (gen/jvm/CORE.setting:2080) > in (gen/jvm/CORE.setting:14728) > in pull-one (gen/jvm/CORE.setting:4101) > in push-all (gen/jvm/CORE.setting:2390) > in push-until-lazy (gen/jvm/CORE.setting:2402) > in reify-until-lazy (gen/jvm/CORE.setting:14278) > in join (gen/jvm/CORE.setting:15014) > in join (gen/jvm/CORE.setting:1800) > in (gen/jvm/CORE.setting:14727) > in (gen/jvm/CORE.setting:1137) > in (gen/jvm/CORE.setting:1133) > in gistseen (gen/jvm/CORE.setting:1127) > in gist (gen/jvm/CORE.setting:14726) > in gist (gen/jvm/CORE.setting:1151) > in gist (gen/jvm/CORE.setting:12791) > in gist (gen/jvm/CORE.setting:1151) > in (gen/jvm/CORE.setting:14731) > in (gen/jvm/CORE.setting:14731) > in (gen/jvm/CORE.setting:14728) > in pull-one (gen/jvm/CORE.setting:4101) > in push-all (gen/jvm/CORE.setting:2390) > in push-until-lazy (gen/jvm/CORE.setting:2402) > in reify-until-lazy (gen/jvm/CORE.setting:14278) > in join (gen/jvm/CORE.setting:15014) > in join (gen/jvm/CORE.setting:1800) > in (gen/jvm/CORE.setting:14727) > in (gen/jvm/CORE.setting:1137) > in (gen/jvm/CORE.setting:1133) > in gistseen (gen/jvm/CORE.setting:1127) > in (gen/jvm/CORE.setting:1147) > in gistseen (gen/jvm/CORE.setting:1127) > in gist (gen/jvm/CORE.setting:14726) > in gist (gen/jvm/CORE.setting:1151) > in <unit> (-e:1) > in <unit-outer> (-e:1) > in eval (gen/jvm/stage2/NQPHLL.nqp:1198) > in eval (src/Perl6/Compiler.nqp:161) > in (gen/jvm/stage2/NQPHLL.nqp:1288) > in command_eval (gen/jvm/stage2/NQPHLL.nqp:1285) > in command_eval (src/Perl6/Compiler.nqp:29) > in command_line (gen/jvm/stage2/NQPHLL.nqp:1269) > in MAIN (gen/jvm/main.nqp:37) > in <mainline> (gen/jvm/main.nqp:33) > in (gen/jvm/main.nqp) > > I did a bisect and it breaks with commit > https://github.com/rakudo/rakudo/commit/b5c041a6ca -- namely the changes to > lines 45 and 46 (changing postfix:<++> to prefix:<++> cause the error.
