ee1ee7f463
... and possibly totally pointless. Specifically, fixing these to make their macros hygienic may mean that they no longer test the thing that they were supposed to test.
39 lines
1.0 KiB
Rust
39 lines
1.0 KiB
Rust
// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![feature(macro_rules)]
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// after fixing #9384 and implementing hygiene for match bindings,
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// this now fails because the insertion of the 'y' into the match
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// doesn't cause capture. Making this macro hygienic (as I've done)
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// could very well make this test case completely pointless....
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enum T {
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A(int),
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B(uint)
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}
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macro_rules! test(
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($id:ident, $e:expr) => (
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fn foo(t: T) -> int {
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match t {
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A($id) => $e,
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B($id) => $e
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}
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}
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)
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)
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test!(y, 10 + (y as int))
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pub fn main() {
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foo(A(20));
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}
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