root/trunk/ProjectFortress/not_passing_yet/GenericOverload4.fss

Revision 3550, 1.2 KB (checked in by sukyoungryu, 9 months ago)

[copyright] Fixed the copyright notices.

Line 
1(*******************************************************************************
2    Copyright 2009 Sun Microsystems, Inc.,
3    4150 Network Circle, Santa Clara, California 95054, U.S.A.
4    All rights reserved.
5
6    U.S. Government Rights - Commercial software.
7    Government users are subject to the Sun Microsystems, Inc. standard
8    license agreement and applicable provisions of the FAR and its supplements.
9
10    Use is subject to license terms.
11
12    This distribution may include materials developed by third parties.
13
14    Sun, Sun Microsystems, the Sun logo and Java are trademarks or registered
15    trademarks of Sun Microsystems, Inc. in the U.S. and other countries.
16 ******************************************************************************)
17
18component GenericOverload4
19export Executable
20
21(* Should not compile *)
22
23(* This demonstrates why it is not correct to
24   substitute bounds for generic type parameters
25   when checking correctness of overloading. *)
26
27trait B  end
28object b extends B end
29object A extends B end
30
31f[\ U, V \] ( u:U, v:V, b:B) = 1
32f[\ U, V \] ( u:U, v:V, a:A) = 2
33
34run():() = do
35
36  x = 1
37
38  print(x " ")
39  println(x)
40
41  g = f[\A, B\]
42  println(g(A, b, b))
43  println(g(A, b, A))
44
45  println(f(A, b, b))
46  println(f(A, b, A))
47
48
49end
50
51end
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