usa	2012-08-31 14:34:08 +0900 (Fri, 31 Aug 2012)

  New Revision: 36865

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=36865

  Log:
    * ext/bigdecimal/bigdecimal.c (BigDecimal_to_f): use self's sign to
      determine 0.0 and Inf's sign instead of internal double value's.
      Reported by phasis68 (Heesob Park) at [ruby-core:47381] [Bug #6955]

  Modified files:
    trunk/ChangeLog
    trunk/ext/bigdecimal/bigdecimal.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 36864)
+++ ChangeLog	(revision 36865)
@@ -1,3 +1,9 @@
+Fri Aug 31 14:32:05 2012  NAKAMURA Usaku  <usa@r...>
+
+	* ext/bigdecimal/bigdecimal.c (BigDecimal_to_f): use self's sign to
+	  determine 0.0 and Inf's sign instead of internal double value's.
+	  Reported by phasis68 (Heesob Park) at [ruby-core:47381] [Bug #6955]
+
 Fri Aug 31 14:31:17 2012  Nobuyoshi Nakada  <nobu@r...>
 
 	* template/id.h.tmpl, tool/id2token.rb: make id.h independent from
Index: ext/bigdecimal/bigdecimal.c
===================================================================
--- ext/bigdecimal/bigdecimal.c	(revision 36864)
+++ ext/bigdecimal/bigdecimal.c	(revision 36865)
@@ -704,14 +704,14 @@
 
 overflow:
     VpException(VP_EXCEPTION_OVERFLOW, "BigDecimal to Float conversion", 0);
-    if (d > 0.0)
+    if (p->sign >= 0)
 	return rb_float_new(VpGetDoublePosInf());
     else
 	return rb_float_new(VpGetDoubleNegInf());
 
 underflow:
     VpException(VP_EXCEPTION_UNDERFLOW, "BigDecimal to Float conversion", 0);
-    if (d > 0.0)
+    if (p->sign >= 0)
 	return rb_float_new(0.0);
     else
 	return rb_float_new(-0.0);

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