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https://github.com/rust-lang/rust
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30 lines
406 B
Rust
30 lines
406 B
Rust
#![feature(const_trait_impl)]
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#[const_trait]
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trait ConstDefaultFn: Sized {
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fn b(self);
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fn a(self) {
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self.b();
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}
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}
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struct NonConstImpl;
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struct ConstImpl;
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impl ConstDefaultFn for NonConstImpl {
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fn b(self) {}
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}
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impl const ConstDefaultFn for ConstImpl {
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fn b(self) {}
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}
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const fn test() {
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NonConstImpl.a();
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//~^ ERROR the trait bound
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ConstImpl.a();
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}
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fn main() {}
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