From: Hiro Asari <redmine@...>
Date: 2009-09-02T12:52:23+09:00
Subject: [ruby-core:25257] [Bug #2030] Math.gamma(x) seg faults for integer x larger than 2<<63-1

Bug #2030: Math.gamma(x) seg faults for integer x larger than 2<<63-1
http://redmine.ruby-lang.org/issues/show/2030

Author: Hiro Asari
Status: Open, Priority: Normal
Category: core
ruby -v: ruby 1.9.2dev (2009-09-02 trunk 24735) [i386-darwin10.0.0]

$ ruby19 -e 'puts Math.gamma(2<<63-1); puts Math.gamma(2<<63)'
Infinity
-e:1: [BUG] Segmentation fault
ruby 1.9.2dev (2009-09-02 trunk 24735) [i386-darwin10.0.0]

-- control frame ----------
c:0004 p:---- s:0011 b:0011 l:000010 d:000010 CFUNC  :gamma
c:0003 p:0052 s:0007 b:0006 l:001488 d:000b18 EVAL   -e:1
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:001488 d:001488 TOP   
---------------------------
-- Ruby level backtrace information-----------------------------------------
-e:1:in `<main>'
-e:1:in `gamma'

-- C level backtrace information -------------------------------------------

[NOTE]
You may have encountered a bug in the Ruby interpreter or extension libraries.
Bug reports are welcome.
For details: http://www.ruby-lang.org/bugreport.html

Abort trap


Incidentally, the URL at the end of this output should be updated. (Is that a separate ticket?)


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