{"id":49234,"date":"2025-09-10T15:19:46","date_gmt":"2025-09-10T19:19:46","guid":{"rendered":"https:\/\/mjtsai.com\/blog\/?p=49234"},"modified":"2025-09-12T14:44:38","modified_gmt":"2025-09-12T18:44:38","slug":"xcode-26-rc","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2025\/09\/10\/xcode-26-rc\/","title":{"rendered":"Xcode 26 RC"},"content":{"rendered":"<p><a href=\"https:\/\/developer.apple.com\/documentation\/xcode-release-notes\/xcode-26-release-notes\">Apple<\/a> (<a href=\"https:\/\/developer.apple.com\/download\/all\/\">downloads<\/a>):<\/p>\n<blockquote cite=\"https:\/\/developer.apple.com\/documentation\/xcode-release-notes\/xcode-26-release-notes\"><p>Xcode 26 RC includes SDKs for iOS 26, iPadOS 26, tvOS 26, watchOS 26, macOS Tahoe 26, and visionOS 26. The Xcode 26 RC release supports on-device debugging in iOS 16 and later, tvOS 16 and later, watchOS 8 and later, and visionOS. Xcode 26 RC requires a Mac running macOS Sequoia 15.6 or later.<\/p><\/blockquote>\n<p>This is up from beta 7, which worked on macOS 15.5. Other than that, it didn&rsquo;t seem to break anything with my projects. Again, it&rsquo;s really hard to see from the release notes what&rsquo;s new in this build.<\/p>\n\n<p><a href=\"https:\/\/mastodon.social\/@tonyarnold\/115177687446014953\">Tony Arnold<\/a>:<\/p>\n<blockquote cite=\"https:\/\/mastodon.social\/@tonyarnold\/115177687446014953\"><p>Xcode 26.0 RC 1 also <a href=\"https:\/\/gist.github.com\/tonyarnold\/c6e1606f2e1e177a16f4a3aa7cfd3f42\">cannot compile<\/a> my asset catalog + icon composer icon.<\/p><p>I filed feedback (FB20183399), but this feels completely pointless. As far as I can tell, there&rsquo;s no workaround so I cannot ship an update using Xcode 26.<\/p><\/blockquote>\n\n<p><a href=\"https:\/\/mastodon.social\/@chockenberry\/115177314704226478\">Craig Hockenberry<\/a>:<\/p>\n<blockquote cite=\"https:\/\/mastodon.social\/@chockenberry\/115177314704226478\"><p>Incredibly, the concentric corner APIs don&rsquo;t have the correct radii on the new iPhone models.<\/p><\/blockquote>\n\n<p>Previously:<\/p>\n<ul>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2025\/09\/09\/iphone-17-pro-and-iphone-17-pro-max\/\">iPhone 17 Pro and iPhone 17 Pro Max<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2025\/09\/09\/iphone-air\/\">iPhone Air<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2025\/09\/09\/iphone-17\/\">iPhone 17<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2025\/08\/28\/xcode-26-beta-7\/\">Xcode 26 Beta 7<\/a><\/li>\n<\/ul>\n\n<p id=\"xcode-26-rc-update-2025-09-12\">Update (<a href=\"#xcode-26-rc-update-2025-09-12\">2025-09-12<\/a>): <a href=\"https:\/\/mastodon.social\/@kcase\/115187649520896234\">Ken Case<\/a>:<\/p>\n<blockquote cite=\"https:\/\/mastodon.social\/@kcase\/115187649520896234\"><p>Wow, FileMerge not only has a new icon, but someone finally fixed the &ldquo;Use Selection for Find&rdquo; (Command-E) menu item that&rsquo;s been raising an &ldquo;unrecognized selector&rdquo; exception for several years.<\/p><p>Thank you to the team at Apple for giving this ancient NeXT-era tool some love!<\/p><\/blockquote>","protected":false},"excerpt":{"rendered":"<p>Apple (downloads): Xcode 26 RC includes SDKs for iOS 26, iPadOS 26, tvOS 26, watchOS 26, macOS Tahoe 26, and visionOS 26. The Xcode 26 RC release supports on-device debugging in iOS 16 and later, tvOS 16 and later, watchOS 8 and later, and visionOS. Xcode 26 RC requires a Mac running macOS Sequoia 15.6 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"apple_news_api_created_at":"2025-09-10T19:19:49Z","apple_news_api_id":"54e44a06-0f79-4bb4-ae70-e2baffa439d8","apple_news_api_modified_at":"2025-09-12T18:44:41Z","apple_news_api_revision":"AAAAAAAAAAAAAAAAAAAAAA==","apple_news_api_share_url":"https:\/\/apple.news\/AVORKBg95S7SucOK6_6Q52A","apple_news_coverimage":0,"apple_news_coverimage_caption":"","apple_news_is_hidden":false,"apple_news_is_paid":false,"apple_news_is_preview":false,"apple_news_is_sponsored":false,"apple_news_maturity_rating":"","apple_news_metadata":"\"\"","apple_news_pullquote":"","apple_news_pullquote_position":"","apple_news_slug":"","apple_news_sections":"\"\"","apple_news_suppress_video_url":false,"apple_news_use_image_component":false,"footnotes":""},"categories":[4],"tags":[2352,2556,30,2598,2742,71,1959,226],"class_list":["post-49234","post","type-post","status-publish","format-standard","hentry","category-programming-category","tag-asset-catalog-car","tag-filemerge","tag-mac","tag-macos-15-sequoia","tag-macos-tahoe-26","tag-programming","tag-simulator","tag-xcode"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/49234","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/comments?post=49234"}],"version-history":[{"count":2,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/49234\/revisions"}],"predecessor-version":[{"id":49261,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/49234\/revisions\/49261"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=49234"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=49234"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=49234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}