Deeply normalize in the new solver in WF #140672
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[DO NOT MERGE] bootstrap with `-Znext-solver=globally` A revival of rust-lang#124812. Current status: ~~`./x.py b --stage 2` passes 🎉~~ `try` builds succeed 🎉 🎉 🎉 [first perf run](rust-lang#133502 (comment)) 👻 ### crater This does not detect hangs or memory issues. | date | #crates | #regressions | | ---- | ------- | ------------ | | 2025.04.11 | 100 | 2 | | 2025.04.11 | 1000 | 27 | | 2025.04.17 | 10000 | 456 | | 2025.04.18 | 10000 | 437 | | 2025.04.24 | 10000 | 164 | | 2025.04.26 | 10000 | 108 | | 2025.04.28 | 10000 | 91 | | 2025.05.01 | 10000 | 145 woops | | 2025.05.03 | 624228[^1] | 1585 | | 2025.05.05 | 8964[^2] | 931 | [^1]: a complete crater run [^2]: only testing crates which may have regressed from the above run ### in-flight changes - rust-lang#140561 - rust-lang#140672 - rust-lang#140678 - rust-lang#136997 - rust-lang#139587 - rust-lang#140497 - rust-lang#124852, unsure whether I actually want to land this PR for now - https://github.com/lcnr/rust/tree/opaque-type-method-call - rust-lang#140260 - rust-lang#140375 - rust-lang#140405 - rust-lang#140496 - double recursion limit in the new solver r? `@ghost`
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…llaumeGomez Rollup of 11 pull requests Successful merges: - rust-lang#140080 (mir-opt: Use one MirPatch in MatchBranchSimplification) - rust-lang#140115 (mir-opt: execute MatchBranchSimplification after GVN) - rust-lang#140357 (bypass linker configuration and cross target check on `x check`) - rust-lang#140374 (Resolve instance for SymFn in global/naked asm) - rust-lang#140559 (Removing rustc_type_ir in the rustc_infer codebase) - rust-lang#140605 (`fn check_opaque_type_parameter_valid` defer error) - rust-lang#140636 (implement `PanicTracker` to track `t` panics) - rust-lang#140661 (Make `-Zfixed-x18` into a target modifier) - rust-lang#140670 (calculate step duration in a panic-safe way) - rust-lang#140672 (Deeply normalize in the new solver in WF) - rust-lang#140676 (Update books) r? `@ghost` `@rustbot` modify labels: rollup
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Rollup merge of rust-lang#140672 - compiler-errors:deeply-normalize, r=lcnr Deeply normalize in the new solver in WF We need to deeply normalize types we check for well-formedness, since we only collect implied bounds from normalized signature types. Fixes rust-lang/trait-system-refactor-initiative#194 r? lcnr
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We need to deeply normalize types we check for well-formedness, since we only collect implied bounds from normalized signature types.
Fixes rust-lang/trait-system-refactor-initiative#194
r? lcnr