* numeric.c (flo_eq): workaround for bcc32's bug.

  (ruby-bugs-ja:PR#594)


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@6157 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 0 deletions

diff --git a/numeric.c b/numeric.c
index 8c28e17079..9b96d1a20d 100644
--- a/numeric.c
+++ b/numeric.c
@@ -843,6 +843,9 @@ flo_eq(x, y)
 	return num_equal(x, y);
     }
     a = RFLOAT(x)->value;
+#if defined __BORLANDC__
+    if (isnan(a) || isnan(b)) return Qfalse;
+#endif
     return (a == b)?Qtrue:Qfalse;
 }