force fixable

* complex.c (nucomp_hash): force hash values fixable.
  [ruby-core:85224] [Bug #14420]

* rational.c (nurat_hash): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62107 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

complex.c

@@ -1253,7 +1253,7 @@ nucomp_hash(VALUE self)
     n = rb_hash(dat->imag);
     h[1] = NUM2LONG(n);
     v = rb_memhash(h, sizeof(h));
-    return LONG2FIX(v);
+    return ST2FIX(v);
 }
 
 /* :nodoc: */

rational.c

@@ -1783,7 +1783,7 @@ nurat_hash(VALUE self)
     n = rb_hash(dat->den);
     h[1] = NUM2LONG(n);
     v = rb_memhash(h, sizeof(h));
-    return LONG2FIX(v);
+    return ST2FIX(v);
 }
 
 static VALUE

test/ruby/test_complex.rb

@@ -48,8 +48,12 @@ class Complex_Test < Test::Unit::TestCase
   end
 
   def test_hash
-    assert_kind_of(Integer, Complex(1,2).hash)
-    assert_kind_of(Integer, Complex(1.0,2.0).hash)
+    h = Complex(1,2).hash
+    assert_kind_of(Integer, h)
+    assert_nothing_raised {h.to_s}
+    h = Complex(1.0,2.0).hash
+    assert_kind_of(Integer, h)
+    assert_nothing_raised {h.to_s}
 
     h = {}
     h[Complex(0)] = 0

test/ruby/test_rational.rb

@@ -42,7 +42,9 @@ class Rational_Test < Test::Unit::TestCase
   end
 
   def test_hash
-    assert_kind_of(Integer, Rational(1,2).hash)
+    h = Rational(1,2).hash
+    assert_kind_of(Integer, h)
+    assert_nothing_raised {h.to_s}
 
     h = {}
     h[Rational(0)] = 0