29 lines
851 B
Rust
29 lines
851 B
Rust
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// Copyright 2012 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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// Test behavior of `?` macro _kleene op_ under the 2015 edition. Namely, it doesn't exist, even
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// with the feature flag.
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// gate-test-macro_at_most_once_rep
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// compile-flags: --edition=2015
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#![feature(macro_at_most_once_rep)]
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macro_rules! bar {
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($(a)?) => {} //~ERROR expected `*` or `+`
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}
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macro_rules! baz {
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($(a),?) => {} //~ERROR expected `*` or `+`
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}
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fn main() {}
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