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16 lines
242 B
Rust
16 lines
242 B
Rust
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#![feature(const_closures, const_trait_impl)]
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#![allow(incomplete_features)]
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trait Foo {
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fn foo(&self);
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}
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impl Foo for () {
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fn foo(&self) {}
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}
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fn main() {
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(const || { (()).foo() })();
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//~^ ERROR: cannot call non-const fn
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}
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