e364f0eb5a
This is theoretically a breaking change, but GitHub search turns up no uses of it, and most non-built-in cfg's are passed via cargo features, which look like `feature = "..."`, and hence can't overlap.
22 lines
878 B
Rust
22 lines
878 B
Rust
// Copyright 2015 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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#[cfg(target_feature = "x")] //~ ERROR `cfg(target_feature)` is experimental
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#[cfg_attr(target_feature = "x", x)] //~ ERROR `cfg(target_feature)` is experimental
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struct Foo(u64, u64);
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#[cfg(not(any(all(target_feature = "x"))))] //~ ERROR `cfg(target_feature)` is experimental
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fn foo() {}
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fn main() {
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cfg!(target_feature = "x");
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//~^ ERROR `cfg(target_feature)` is experimental and subject to change
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}
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