Workaround language mode issue in older versions of --build-system xcode

owenv · owenv · commit 3027a82a09f9 · 2025-03-06T10:09:36.000-08:00
diff --git a/Package.swift b/Package.swift
@@ -399,7 +399,7 @@ let package = Package(
             ))
         )
     ],
-    swiftLanguageModes: [.v6],
+    swiftLanguageModes: [.v5, .v6],
     cxxLanguageStandard: .cxx20
 )
 
