[MacRuby-devel] [MacRuby] #775: Segfault occurs when calls Bignum#modulo

MacRuby ruby-noreply at macosforge.org
Wed Jul 7 20:04:16 PDT 2010


#775: Segfault occurs when calls Bignum#modulo
----------------------------------+-----------------------------------------
 Reporter:  watson1978@…          |       Owner:  lsansonetti@…        
     Type:  defect                |      Status:  new                  
 Priority:  blocker               |   Milestone:                       
Component:  MacRuby               |    Keywords:                       
----------------------------------+-----------------------------------------
 Test Script:
 {{{
 $ cat test_bignum.rb
 b = 2**64
 a = b * 2 + 1

 p a.class
 p b.class

 puts "----"
 p a % b
 p a % -b
 p -a % b
 p -a % -b

 puts "----"
 p a.modulo(b)
 p a.modulo(-b)
 p (-a).modulo(b)
 p (-a).modulo(-b)
 }}}

 Result of Ruby 1.9.1:
 {{{
 $ ruby test_bignum.rb
 Bignum
 Bignum
 ----
 1
 -18446744073709551615
 18446744073709551615
 -1
 ----
 1
 -18446744073709551615
 18446744073709551615
 -1
 }}}

 Result of MacRuby Trunk:
 {{{
 $ macruby test_bignum.rb
 Bignum
 Bignum
 ----
 1
 -18446744073709551615
 18446744073709551615
 -1
 ----
 zsh: segmentation fault  macruby test_bignum.rb
 }}}

-- 
Ticket URL: <http://www.macruby.org/trac/ticket/775>
MacRuby <http://macruby.org/>



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