Improve diagnostics when constant pattern is too generic #74934
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…arth Rollup of 9 pull requests Successful merges: - rust-lang#74751 (Clean up E0730 explanation) - rust-lang#74782 (Don't use "weak count" around Weak::from_raw_ptr) - rust-lang#74835 (Clean up E0734 explanation) - rust-lang#74871 (Enable docs on dist-x86_64-musl) - rust-lang#74905 (Avoid bool-like naming) - rust-lang#74907 (Clean up E0740 explanation) - rust-lang#74915 (rustc: Ignore fs::canonicalize errors in metadata) - rust-lang#74934 (Improve diagnostics when constant pattern is too generic) - rust-lang#74951 (Cherry-pick the release notes for 1.45.1) Failed merges: r? @ghost
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This PR is a follow-up to PR #74538 and issue #73976
When constants queries Layout, TypeId or type_name of a generic parameter, instead of emitting
could not evaluate constant pattern, we will instead emit a more detailed messageconstant pattern depends on a generic parameter.