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// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// compile-flags: -Z continue-parse-after-error
macro_rules! parallel {
(
// If future has `pred`/`moelarry` fragments (where "pred" is
// "like expr, but with `{` in its FOLLOW set"), then could
// use `pred` instead of future-proof erroring here. See also:
//
// https://github.com/rust-lang/rfcs/pull/1384#issuecomment-160165525
for $id:ident in $iter:expr { //~ WARN `$iter:expr` is followed by `{`
$( $inner:expr; )*
}
) => {};
}
fn main() {
parallel! {
for i in 0..n {
x += i; //~ ERROR expected `:`, found `+=`
} //~ ERROR unexpected end of macro invocation
}
}
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