Merge pull request #20543 from sgasho/fix/19443_replace_match_with_if…

…_let

Fix "Replace match with if let" not to trigger when invalid transformations occur

fix: Only compute unstable paths on nightly toolchains for IDE features

Merge pull request #20434 from ShoyuVanilla/diag-fix-again

fix: Panic while trying to clear old diagnostics while there's nothing

Merge pull request #20372 from Hmikihiro/remove_unused_fn_from_edit_i…

…n_place

Remove unused functions from edit_in_place.rs

Merge pull request #20319 from Veykril/push-znwukpmpsqxt

fix: Consider all produced artifacts for proc-macro dylib search

Merge pull request #20255 from A4-Tacks/deref-intranstive

Fix ide-assist: generate Deref transitive

Merge pull request #20236 from gvozdvmozgu/patch-1

remove now useless `#[allow(unused_lifetimes)]`

Merge pull request #20200 from rust-lang/revert-20157-push-nxrvpywtvoys

Revert "Re-enable fixpoint iteration for variance computation"

Merge pull request #20184 from Veykril/push-ywpynxnltpok

chore: Remove dead field from `InferenceContext`

Merge pull request #20122 from chenyukang/yukang-fix-remove-parens

Remove unnecessary parens in closure