mrkn	2016-11-12 20:51:51 +0900 (Sat, 12 Nov 2016)

  New Revision: 56749

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=56749

  Log:
    rational.c: optimize Float#{numerator,denominator}
    
    * rational.c (float_{numerator,denominator}): optimize
      Float#{numerator,denominator}.
      Author: Tadashi Saito <tad.a.digger@g...>

  Modified files:
    trunk/rational.c
Index: rational.c
===================================================================
--- rational.c	(revision 56748)
+++ rational.c	(revision 56749)
@@ -1924,6 +1924,7 @@ integer_denominator(VALUE self) https://github.com/ruby/ruby/blob/trunk/rational.c#L1924
     return INT2FIX(1);
 }
 
+static VALUE float_to_r(VALUE self);
 /*
  * call-seq:
  *    flo.numerator  ->  integer
@@ -1940,7 +1941,7 @@ float_numerator(VALUE self) https://github.com/ruby/ruby/blob/trunk/rational.c#L1941
     double d = RFLOAT_VALUE(self);
     if (isinf(d) || isnan(d))
 	return self;
-    return rb_call_super(0, 0);
+    return nurat_numerator(float_to_r(self));
 }
 
 /*
@@ -1958,7 +1959,7 @@ float_denominator(VALUE self) https://github.com/ruby/ruby/blob/trunk/rational.c#L1959
     double d = RFLOAT_VALUE(self);
     if (isinf(d) || isnan(d))
 	return INT2FIX(1);
-    return rb_call_super(0, 0);
+    return nurat_denominator(float_to_r(self));
 }
 
 /*

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