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1 // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
4 //
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
10
11 // Check that an enum with recursion in the discriminant throws
12 // the appropriate error (rather than, say, blowing the stack).
13 enum X {
14 A = X::A as isize, //~ ERROR E0265
15 //~^ NOTE recursion not allowed in constant
16 }
17
18 // Since `Y::B` here defaults to `Y::A+1`, this is also a
19 // recursive definition.
20 enum Y {
21 A = Y::B as isize, //~ ERROR E0265
22 //~^ NOTE recursion not allowed in constant
23 B,
24 }
25
26 const A: i32 = B; //~ ERROR E0265
27 //~^ NOTE recursion not allowed in constant
28
29 const B: i32 = A; //~ ERROR E0265
30 //~^ NOTE recursion not allowed in constant
31
32 fn main() { }