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The other cases: `concat_idents!`, `log_syntax!`, and `trace_macros!`, (these macros, with `asm!`, are handled (eagerly) in feature_gate.rs).
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// Copyright 2015 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. | ||
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const XY_1: i32 = 10; | ||
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fn main() { | ||
const XY_2: i32 = 20; | ||
let a = concat_idents!(X, Y_1); //~ ERROR `concat_idents` is not stable | ||
let b = concat_idents!(X, Y_2); //~ ERROR `concat_idents` is not stable | ||
assert_eq!(a, 10); | ||
assert_eq!(b, 20); | ||
} |
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// Copyright 2015 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. | ||
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const XY_1: i32 = 10; | ||
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fn main() { | ||
const XY_2: i32 = 20; | ||
assert_eq!(10, concat_idents!(X, Y_1)); //~ ERROR `concat_idents` is not stable | ||
assert_eq!(20, concat_idents!(X, Y_2)); //~ ERROR `concat_idents` is not stable | ||
} |
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// Copyright 2012 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. | ||
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fn main() { | ||
println!("{}", log_syntax!()); //~ ERROR `log_syntax!` is not stable | ||
} |
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// Copyright 2015 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. | ||
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// Test that the trace_macros feature gate is on. | ||
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fn main() { | ||
trace_macros!(); //~ ERROR `trace_macros` is not stable | ||
trace_macros!(1); //~ ERROR `trace_macros` is not stable | ||
trace_macros!(ident); //~ ERROR `trace_macros` is not stable | ||
trace_macros!(for); //~ ERROR `trace_macros` is not stable | ||
trace_macros!(true,); //~ ERROR `trace_macros` is not stable | ||
trace_macros!(false 1); //~ ERROR `trace_macros` is not stable | ||
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// Errors are signalled early for the above, before expansion. | ||
// See trace_macros-gate2 and trace_macros-gate3. for examples | ||
// of the below being caught. | ||
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macro_rules! expando { | ||
($x: ident) => { trace_macros!($x) } | ||
} | ||
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expando!(true); | ||
} |
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// Copyright 2015 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. | ||
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// Test that the trace_macros feature gate is on. | ||
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fn main() { | ||
// (Infrastructure does not attempt to detect uses in macro definitions.) | ||
macro_rules! expando { | ||
($x: ident) => { trace_macros!($x) } | ||
} | ||
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expando!(true); //~ ERROR `trace_macros` is not stable | ||
} |
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// Copyright 2015 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. | ||
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// Test that the trace_macros feature gate is on. | ||
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pub fn main() { | ||
println!("arg: {}", trace_macros!()); //~ ERROR `trace_macros` is not stable | ||
println!("arg: {}", trace_macros!(1)); //~ ERROR `trace_macros` is not stable | ||
println!("arg: {}", trace_macros!(ident)); //~ ERROR `trace_macros` is not stable | ||
println!("arg: {}", trace_macros!(for)); //~ ERROR `trace_macros` is not stable | ||
println!("arg: {}", trace_macros!(true,)); //~ ERROR `trace_macros` is not stable | ||
println!("arg: {}", trace_macros!(false 1)); //~ ERROR `trace_macros` is not stable | ||
} |