* complex.c (nucomp_eql_p): new.

* complex.c (nucomp_hash): should use hash values of the elements.

	* rational.c (nurat_hash): ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19355 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,11 @@
+Mon Sep 15 13:17:21 2008  Tadayoshi Funaba  <tadf@dotrb.org>
+
+	* complex.c (nucomp_eql_p): new.
+
+	* complex.c (nucomp_hash): should use hash values of the elements.
+
+	* rational.c (nurat_hash): ditto.
+
 Mon Sep 15 11:11:04 2008  Tanaka Akira  <akr@fsij.org>
 
 	* transcode_data.h (rb_transcoder): resetsize_func and resetstate_func

complex.c

@@ -23,7 +23,7 @@ VALUE rb_cComplex;
 
 static ID id_Unify, id_abs, id_abs2, id_arg, id_cmp, id_conjugate,
     id_convert, id_denominator, id_divmod, id_equal_p, id_exact_p, id_expt,
-    id_floor, id_format, id_idiv, id_inspect, id_negate, id_new, id_new_bang,
+    id_floor, id_hash, id_idiv, id_inspect, id_negate, id_new, id_new_bang,
     id_numerator, id_polar, id_quo, id_scalar_p, id_to_f, id_to_i, id_to_r,
     id_to_s, id_truncate;
 
@@ -163,6 +163,7 @@ fun1(conjugate)
 fun1(denominator)
 fun1(exact_p)
 fun1(floor)
+fun1(hash)
 fun1(inspect)
 fun1(negate)
 fun1(numerator)
@@ -847,7 +848,21 @@ static VALUE
 nucomp_hash(VALUE self)
 {
     get_dat1(self);
-    return f_xor(dat->real, dat->image);
+    return f_xor(f_hash(dat->real), f_hash(dat->image));
+}
+
+static VALUE
+nucomp_eql_p(VALUE self, VALUE other)
+{
+    if (k_complex_p(other)) {
+	get_dat2(self, other);
+
+	return f_boolcast((CLASS_OF(adat->real) == CLASS_OF(bdat->real)) &&
+			  (CLASS_OF(adat->image) == CLASS_OF(bdat->image)) &&
+			  f_equal_p(self, other));
+
+    }
+    return Qfalse;
 }
 
 #ifndef HAVE_SIGNBIT
@@ -1354,7 +1369,7 @@ Init_Complex(void)
     id_exact_p = rb_intern("exact?");
     id_expt = rb_intern("**");
     id_floor = rb_intern("floor");
-    id_format = rb_intern("format");
+    id_hash = rb_intern("hash");
     id_idiv = rb_intern("div");
     id_inspect = rb_intern("inspect");
     id_negate = rb_intern("-@");
@@ -1451,6 +1466,7 @@ Init_Complex(void)
     rb_define_method(rb_cComplex, "denominator", nucomp_denominator, 0);
 
     rb_define_method(rb_cComplex, "hash", nucomp_hash, 0);
+    rb_define_method(rb_cComplex, "eql?", nucomp_eql_p, 1);
 
     rb_define_method(rb_cComplex, "to_s", nucomp_to_s, 0);
     rb_define_method(rb_cComplex, "inspect", nucomp_inspect, 0);

hash.c

@@ -39,8 +39,6 @@ static ID id_hash, id_yield, id_default;
 static int
 rb_any_cmp(VALUE a, VALUE b)
 {
-    VALUE args[2];
-
     if (a == b) return 0;
     if (FIXNUM_P(a) && FIXNUM_P(b)) {
 	return a != b;
@@ -54,8 +52,6 @@ rb_any_cmp(VALUE a, VALUE b)
 	return a != b;
     }
 
-    args[0] = a;
-    args[1] = b;
     return !rb_eql(a, b);
 }
 

rational.c

@@ -27,8 +27,8 @@
 VALUE rb_cRational;
 
 static ID id_Unify, id_abs, id_cmp, id_convert, id_equal_p, id_expt,
-    id_floor, id_format, id_idiv, id_inspect, id_integer_p, id_negate,
-    id_new, id_new_bang, id_to_f, id_to_i, id_to_s, id_truncate;
+    id_floor, id_format, id_hash, id_idiv, id_inspect, id_integer_p,
+    id_negate, id_new, id_new_bang, id_to_f, id_to_i, id_to_s, id_truncate;
 
 #define f_boolcast(x) ((x) ? Qtrue : Qfalse)
 
@@ -139,6 +139,7 @@ binop(xor, '^')
 
 fun1(abs)
 fun1(floor)
+fun1(hash)
 fun1(inspect)
 fun1(integer_p)
 fun1(negate)
@@ -1486,6 +1487,7 @@ Init_Rational(void)
     id_expt = rb_intern("**");
     id_floor = rb_intern("floor");
     id_format = rb_intern("format");
+    id_hash = rb_intern("hash");
     id_idiv = rb_intern("div");
     id_inspect = rb_intern("inspect");
     id_integer_p = rb_intern("integer?");

test/ruby/test_complex.rb

@@ -51,6 +51,7 @@ class Complex_Test < Test::Unit::TestCase
 
   def test_hash
     assert_instance_of(Fixnum, Complex(1,2).hash)
+    assert_instance_of(Fixnum, Complex(1.0,2.0).hash)
 
     h = {}
     h[Complex(0)] = 0
@@ -63,6 +64,9 @@ class Complex_Test < Test::Unit::TestCase
 
     h[Complex(0,0)] = 9
     assert_equal(4, h.size)
+
+    h[Complex(0.0,0.0)] = 9.0
+    assert_equal(5, h.size)
   end
 
   def test_freeze