Yasunori Miyamoto created JRUBY-6307:
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Summary: Powering operation of Integer sometimes gets a wrong
calculation when 1.9 mode.
Key: JRUBY-6307
URL: https://jira.codehaus.org/browse/JRUBY-6307
Project: JRuby
Issue Type: Bug
Components: Core Classes/Modules
Affects Versions: JRuby 1.6.5
Environment: jruby 1.6.5 (ruby-1.8.7-p330) (2011-10-25 9dcd388) (Java
HotSpot(TM) 64-Bit Server VM 1.6.0_23) [Windows 7-amd64-java]
Reporter: Yasunori Miyamoto
Priority: Critical
ex)
jruby --1.9 -e "p 1539948653 ** 2"
-> 4561929911295338257 (wrong)
jruby --1.9 -e "p 1539948653 * 1539948653"
-> 2371441853876514409 (correct)
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