21 lines
380 B
Rust
21 lines
380 B
Rust
#![feature(const_fmt_arguments_new)]
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#![feature(const_trait_impl, effects)] //~ WARN the feature `effects` is incomplete
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#[const_trait]
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trait Tr {
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fn req(&self);
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fn prov(&self) {
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println!("lul"); //~ ERROR: cannot call non-const fn `_print` in constant functions
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self.req();
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}
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}
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struct S;
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impl const Tr for S {
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fn req(&self) {}
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}
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fn main() {}
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