[beta] Track closure signatures & kinds in freshened types #44148
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This allows caching closure signatures and kinds in the normal selection and evaluation caches, and fixes the exponential worst-case in @remram44's example, which is a part of rust-lang#43787. This improvement is complenentary to rust-lang#43999 - they fix different cases.
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r? @pnkfelix (rust_highfive has picked a reviewer for you, use r? to override) |
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@bors r+ |
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📌 Commit b2a4661 has been approved by |
arielb1
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I tested this PR and can confirm that it fixes the compilation time on my particular example. Thanks! |
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Aug 31, 2017
[beta] Track closure signatures & kinds in freshened types This allows caching closure signatures and kinds in the normal selection and evaluation caches, and fixes the exponential worst-case in @remram44's example, which is a part of #43787. This improvement is complenentary to #43999 - they fix different cases. This is the pre-generators variation of #43938, cloned for beta.
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☀️ Test successful - status-appveyor, status-travis |
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This allows caching closure signatures and kinds in the normal selection
and evaluation caches, and fixes the exponential worst-case in
@remram44's example, which is a part of #43787.
This improvement is complenentary to #43999 - they fix different cases.
This is the pre-generators variation of #43938, cloned for beta.