--- title: Changelog #336 | daily.dev description: rust-analyzer v0.3.2971 (2026-07-13) release includes a quick fix for array length mismatch, a performance improvement sharing proc macro servers between... canonical: https://daily.dev/posts/changelog-336-y93lsj2mn twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Changelog #336 | daily.dev og:description: rust-analyzer v0.3.2971 (2026-07-13) release includes a quick fix for array length mismatch, a performance improvement sharing proc macro servers between... og:url: https://daily.dev/posts/changelog-336-y93lsj2mn og:image: https://api.daily.dev/og/posts/y93lsj2mn.png og:image:alt: Changelog #336 og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Changelog #336 **[rust-analyzer](https://daily.dev/sources/rustanalyzer)** · 2 min read · 0 upvotes · 0 comments ## Summary rust-analyzer v0.3.2971 (2026-07-13) release includes a quick fix for array length mismatch, a performance improvement sharing proc macro servers between workspaces using two processes, and numerous bug fixes covering MIR lowering crashes, merge_imports panics, generate_function crashes, cfg handling in tail expression macros, Cargo 1.97 lockfile path support, and more. Internal refactoring removes several database abstractions (ExpandDatabase, DefDatabase) and cleans up query infrastructure. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Changelog \#338](https://daily.dev/posts/changelog-338-ikdsfahsn) · rust-analyzer · 0 upvotes · 0 comments - [Changelog \#337](https://daily.dev/posts/changelog-337-awxcqwohd) · rust-analyzer · 0 upvotes · 0 comments - [Changelog \#329](https://daily.dev/posts/changelog-329-v9wipemtf) · rust-analyzer · 4 upvotes · 0 comments --- Tags: [#rust](https://daily.dev/tags/rust), [#lsp](https://daily.dev/tags/lsp) [View this post on daily.dev](https://daily.dev/posts/changelog-336-y93lsj2mn) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Changelog #336","url":"https://daily.dev/posts/changelog-336-y93lsj2mn","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/changelog-336-y93lsj2mn"},"datePublished":"2026-07-13T07:07:20.407Z","dateModified":"2026-07-13T07:07:36.865Z","description":"rust-analyzer v0.3.2971 (2026-07-13) release includes a quick fix for array length mismatch, a performance improvement sharing proc macro servers between...","image":"https://media.daily.dev/image/upload/s--qPvKM23u--/f_auto/v1722860399/public/Placeholder%2009","thumbnailUrl":"https://media.daily.dev/image/upload/s--qPvKM23u--/f_auto/v1722860399/public/Placeholder%2009","isAccessibleForFree":true,"articleSection":"rust-analyzer","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"rust-analyzer","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/fb78731d5e4b4a528efc701ed1a634c5","url":"https://daily.dev/sources/rustanalyzer"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/changelog-336-y93lsj2mn","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"rust,lsp","timeRequired":"PT2M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"rust-analyzer","item":"https://daily.dev/sources/rustanalyzer"},{"@type":"ListItem","position":3,"name":"Changelog #336"}]} ```