[ruby-cvs:63501] nobu:r56336 (trunk): bigdecimal.c: more precision

[nobu at ruby-lang.org]

nobu	2016-10-04 09:55:15 +0900 (Tue, 04 Oct 2016)

  New Revision: 56336

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=56336

  Log:
    bigdecimal.c: more precision
    
    * ext/bigdecimal/bigdecimal.c (BigDecimal_div2): need more room
      for precision to round.  [ruby-core:77475] [Bug #12805]

  Modified files:
    trunk/ChangeLog
    trunk/ext/bigdecimal/bigdecimal.c
    trunk/test/bigdecimal/test_bigdecimal.rb