Fix type equality for dyn Trait #4021
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Fixes a lot of false type mismatches. (And as always when touching the unification code, I have to say I'm looking forward to replacing it by Chalk's...)
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bors r+ |
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Build succeeded: |
How much? |
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From:
To:
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In rust-analyzer itself the difference was even bigger, since we use trait objects a lot for the database. |
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Still seems like something is missing:
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Chalk currently doesn't consider |
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Fixes a lot of false type mismatches.
(And as always when touching the unification code, I have to say I'm looking forward to replacing it by Chalk's...)