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As a temporary measure while a proper fix for `tests/ui/sized-hierarchy/incomplete-inference-issue-143992.rs` is implemented, make `MetaSized` obligations always hold. In effect, temporarily reverting the `sized_hierarchy` feature. This is a small change that can be backported.
24 lines
614 B
Rust
24 lines
614 B
Rust
//@ compile-flags: --crate-type=lib
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//@ revisions: current next
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//@ ignore-compare-mode-next-solver (explicit revisions)
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//@[current] check-pass
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//@[next] check-pass
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//@[next] compile-flags: -Znext-solver
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// FIXME(sized_hierarchy): this is expected to fail in the old solver when there
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// isn't a temporary revert of the `sized_hierarchy` feature
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use std::marker::PhantomData;
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trait ParseTokens {
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type Output;
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}
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impl<T: ParseTokens + ?Sized> ParseTokens for Box<T> {
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type Output = ();
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}
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struct Element(<Box<Box<Element>> as ParseTokens>::Output);
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impl ParseTokens for Element {
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type Output = ();
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}
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