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Revision e824b05b

Added by nagachika (Tomoyuki Chikanaga) almost 8 years ago

merge revision(s) 54492,54494,54495,54496,54499,54503: [Backport #12249]

    * math.c (ruby_tgamma): fix tgamma(-0.0) on mingw.
      [ruby-core:74817] [Bug #12249]

    * math.c (ruby_lgamma_r): fix lgamma(-0.0) on mingw and OSX.

    * math.c (ruby_lgamma_r): mswin's lgamma_r also seems to be wrong.
      cf. [Bug #12249]

    * math.c (ruby_lgamma_r): missing/lgamma_r.c is used on Windows,
      since msvcrt does not provide it.

    * missing/lgamma_r.c (lgamma_r): fix lgamma(-0.0).
      [ruby-core:74823] [Bug #12249]

    * configure.in (rb_cv_lgamma_r_m0): check if lgamma_r(-0.0)
      returns negative infinity.  [Bug #12249]

    * math.c (ruby_lgamma_r): define by the configured result.

    * configure.in (rb_cv_lgamma_r_m0): fix the condition for
      lgamma_r(-0.0).  [Bug #12249]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_3@54643 b2dd03c8-39d4-4d8f-98ff-823fe69b080e