Update utils/availability-macros.def

Author: slavapestov

include/swift/AST/RuntimeVersions.def

@@ -160,7 +160,10 @@ RUNTIME_VERSION(
 
 RUNTIME_VERSION(
   (6, 2),
-  FUTURE
+  PLATFORM(macOS,   (26, 0, 0))
+  PLATFORM(iOS,     (26, 0, 0))
+  PLATFORM(watchOS, (26, 0, 0))
+  PLATFORM(visionOS,(26, 0, 0))
 )
 
 END_MAJOR_VERSION(6)

test/Availability/value_generics_availability.swift

@@ -2,13 +2,13 @@
 
 // REQUIRES: OS=macosx
 
-struct A<let N: Int> {} // expected-error {{values in generic types are only available in macOS 99.99.0 or newer}}
+struct A<let N: Int> {} // expected-error {{values in generic types are only available in macOS 26.0.0 or newer}}
                         // expected-note@-1 {{add '@available' attribute to enclosing generic struct}}
 
-class B<let N: Int> {} // expected-error {{values in generic types are only available in macOS 99.99.0 or newer}}
+class B<let N: Int> {} // expected-error {{values in generic types are only available in macOS 26.0.0 or newer}}
                        // expected-note@-1 {{add '@available' attribute to enclosing generic class}}
 
-enum C<let N: Int> {} // expected-error {{values in generic types are only available in macOS 99.99.0 or newer}}
+enum C<let N: Int> {} // expected-error {{values in generic types are only available in macOS 26.0.0 or newer}}
                       // expected-note@-1 {{add '@available' attribute to enclosing generic enum}}
 
 func something<let N: Int>(_: A<N>) {} // OK, because A can't reference value generics.

utils/availability-macros.def

@@ -37,14 +37,13 @@ SwiftStdlib 5.9:macOS 14.0, iOS 17.0, watchOS 10.0, tvOS 17.0
 SwiftStdlib 5.10:macOS 14.4, iOS 17.4, watchOS 10.4, tvOS 17.4, visionOS 1.1
 SwiftStdlib 6.0:macOS 15.0, iOS 18.0, watchOS 11.0, tvOS 18.0, visionOS 2.0
 SwiftStdlib 6.1:macOS 15.4, iOS 18.4, watchOS 11.4, tvOS 18.4, visionOS 2.4
-SwiftStdlib 6.2:macOS 9999, iOS 9999, watchOS 9999, tvOS 9999, visionOS 9999
+SwiftStdlib 6.2:macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, visionOS 26.0
 
 # Like SwiftStdlib 5.0, but also the oldest visionOS from SwiftStdlib 5.10.
 SwiftCompatibilitySpan 5.0:macOS 10.14.4, iOS 12.2, watchOS 5.2, tvOS 12.2, visionOS 1.1
 
-# Note: This cannot be 9999, so use the last non-placeholder entry instead.
-# This will go away once 'SwiftStdlib 6.2' is filled in.
-SwiftCompatibilitySpan 6.2:macOS 15.0, iOS 18.0, watchOS 11.0, tvOS 18.0, visionOS 2.0
+# Identical to SwiftStdlib 6.2.
+SwiftCompatibilitySpan 6.2:macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, visionOS 26.0
 
 # TODO: When you add a new version, remember to tell the compiler about it
 # by also adding it to include/swift/AST/RuntimeVersions.def.