46 lines
840 B
Rust
46 lines
840 B
Rust
//@ run-pass
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#![allow(dead_code)]
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#![allow(unused_variables)]
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// Test that when there is a conditional (but blanket) impl and a
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// where clause, we don't get confused in trait resolution.
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//
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// Issue #18453.
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//@ pretty-expanded FIXME #23616
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use std::rc::Rc;
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pub trait Foo<M> {
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fn foo(&mut self, msg: M);
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}
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pub trait Bar<M> {
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fn dummy(&self) -> M;
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}
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impl<M, F: Bar<M>> Foo<M> for F {
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fn foo(&mut self, msg: M) {
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}
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}
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pub struct Both<M, F> {
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inner: Rc<(M, F)>,
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}
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impl<M, F: Foo<M>> Clone for Both<M, F> {
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fn clone(&self) -> Both<M, F> {
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Both { inner: self.inner.clone() }
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}
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}
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fn repro1<M, F: Foo<M>>(_both: Both<M, F>) {
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}
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fn repro2<M, F: Foo<M>>(msg: M, foo: F) {
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let both = Both { inner: Rc::new((msg, foo)) };
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repro1(both.clone()); // <--- This clone causes problem
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}
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pub fn main() {
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}
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