23 lines
741 B
Rust
23 lines
741 B
Rust
//@ revisions: stock gated
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// gate-test-const_trait_impl
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#![cfg_attr(gated, feature(const_trait_impl))]
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#![feature(rustc_attrs)]
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struct S;
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#[const_trait] //[stock]~ ERROR `const_trait` is a temporary placeholder
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trait T {}
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impl const T for S {}
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//[stock]~^ ERROR const trait impls are experimental
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const fn f<A: ~const T>() {} //[stock]~ ERROR const trait impls are experimental
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fn g<A: const T>() {} //[stock]~ ERROR const trait impls are experimental
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macro_rules! discard { ($ty:ty) => {} }
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discard! { impl ~const T } //[stock]~ ERROR const trait impls are experimental
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discard! { impl const T } //[stock]~ ERROR const trait impls are experimental
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#[rustc_error]
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fn main() {} //[gated]~ ERROR fatal error triggered by #[rustc_error]
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