rational.c: may be float

* rational.c (f_muldiv): Integer#** can return Rational with Float
  right now.  [ruby-core:89212] [Bug #15175]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64877 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 7 insertions, 1 deletions

diff --git a/numeric.c b/numeric.c
index da0bad3211..1dbe1bfb84 100644
--- a/numeric.c
+++ b/numeric.c
@@ -4034,7 +4034,13 @@ fix_pow(VALUE x, VALUE y)
 	}
 	if (BIGNUM_NEGATIVE_P(y)) {
 	    if (a == 0) rb_num_zerodiv();
-	    return rb_rational_raw(INT2FIX(1), rb_int_pow(x, rb_big_uminus(y)));
+            y = rb_int_pow(x, rb_big_uminus(y));
+            if (0 && RB_FLOAT_TYPE_P(y)) {
+                /* Maybe should return a Float */
+                double d = pow((double)a, RFLOAT_VALUE(y));
+                return DBL2NUM(d);
+            }
+	    return rb_rational_raw(INT2FIX(1), y);
 	}
 	if (a == 0) return INT2FIX(0);
 	x = rb_int2big(FIX2LONG(x));