23 lines
394 B
Rust
23 lines
394 B
Rust
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#![feature(min_const_generics)]
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trait Usizer {
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fn m(self) -> usize;
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}
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fn f<const N: usize>(u: impl Usizer) -> usize {
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N + u.m()
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}
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struct Usizable;
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impl Usizer for Usizable {
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fn m(self) -> usize {
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16
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}
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}
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fn main() {
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assert_eq!(f::<4usize>(Usizable), 20usize);
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//~^ ERROR cannot provide explicit generic arguments when `impl Trait` is used in argument position
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}
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