nobu	2013-10-24 01:34:17 +0900 (Thu, 24 Oct 2013)

  New Revision: 43407

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=43407

  Log:
    Makefile.sub: C99 mathematics functions
    
    * win32/Makefile.sub (config.h): fix version number of runtime
      library.  log2 needs to be defined, not only HAVE_LOG2.
      [ruby-core:57992] [Bug #9044]

  Modified files:
    trunk/win32/Makefile.sub
Index: win32/Makefile.sub
===================================================================
--- win32/Makefile.sub	(revision 43406)
+++ win32/Makefile.sub	(revision 43407)
@@ -636,12 +636,13 @@ $(CONFIG_H): $(MKFILES) $(srcdir)/win32/ https://github.com/ruby/ruby/blob/trunk/win32/Makefile.sub#L636
 #define GETGROUPS_T int
 #define RETSIGTYPE void
 #define TYPEOF_TIMEVAL_TV_SEC long
-!if $(RT_VER) >= 1200
+!if $(RT_VER) >= 120
 #define HAVE_ACOSH 1
 #define HAVE_ASINH 1
 #define HAVE_ATANH 1
 #define HAVE_CBRT 1
 #define HAVE_LOG2 1
+#define log2(x) log2(x)
 #define HAVE_ERF 1
 #define HAVE_ERFC 1
 #define HAVE_ROUND 1

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