* bignum.c (rb_big_fdiv): checks whether the given second argument

	  can be converted to float properly.

	* numeric.c (fix_fdiv): calls rb_big_fdiv when the given second
	  argument is a bignum.

	* rational.c (nurat_fdiv): should calculate Float(x/y), not
	  Float(x)/Float(y).



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23726 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 1 deletions

diff --git a/numeric.c b/numeric.c
index 10bc424738..a4ccd01b5b 100644
--- a/numeric.c
+++ b/numeric.c
@@ -2269,6 +2269,8 @@ fixdivmod(long x, long y, long *divp, long *modp)
  *
  */
 
+VALUE rb_big_fdiv(VALUE x, VALUE y);
+
 static VALUE
 fix_fdiv(VALUE x, VALUE y)
 {
@@ -2277,7 +2279,7 @@ fix_fdiv(VALUE x, VALUE y)
     }
     switch (TYPE(y)) {
       case T_BIGNUM:
-	return DBL2NUM((double)FIX2LONG(x) / rb_big2dbl(y));
+	return rb_big_fdiv(rb_int2big(FIX2LONG(x)), y);
       case T_FLOAT:
 	return DBL2NUM((double)FIX2LONG(x) / RFLOAT_VALUE(y));
       default: