Merge pull request swiftlang#33482 from nate-chandler/generic-metadata-prespecialization-components/bump-availability

[metadata prespecialization] Bump availability.

Author: nate-chandler

include/swift/AST/ASTContext.h

@@ -669,6 +669,10 @@ class ASTContext final {
   /// compiler for the target platform.
   AvailabilityContext getSwift53Availability();
 
+  /// Get the runtime availability of features introduced in the Swift 5.4
+  /// compiler for the target platform.
+  AvailabilityContext getSwift54Availability();
+
   /// Get the runtime availability of features that have been introduced in the
   /// Swift compiler for future versions of the target platform.
   AvailabilityContext getSwiftFutureAvailability();

lib/AST/Availability.cpp

@@ -306,21 +306,21 @@ AvailabilityContext ASTContext::getTypesInAbstractMetadataStateAvailability() {
 }
 
 AvailabilityContext ASTContext::getPrespecializedGenericMetadataAvailability() {
-  return getSwift53Availability();
+  return getSwift54Availability();
 }
 
 AvailabilityContext ASTContext::getCompareTypeContextDescriptorsAvailability() {
-  return getSwiftFutureAvailability();
+  return getSwift54Availability();
 }
 
 AvailabilityContext
 ASTContext::getCompareProtocolConformanceDescriptorsAvailability() {
-  return getSwiftFutureAvailability();
+  return getSwift54Availability();
 }
 
 AvailabilityContext
 ASTContext::getIntermodulePrespecializedGenericMetadataAvailability() {
-  return getSwiftFutureAvailability();
+  return getSwift54Availability();
 }
 
 AvailabilityContext ASTContext::getSwift52Availability() {
@@ -384,6 +384,10 @@ AvailabilityContext ASTContext::getSwift53Availability() {
   }
 }
 
+AvailabilityContext ASTContext::getSwift54Availability() {
+  return getSwiftFutureAvailability();
+}
+
 AvailabilityContext ASTContext::getSwiftFutureAvailability() {
   auto target = LangOpts.Target;
 

test/IRGen/generic_metatypes_future.swift

@@ -1,5 +1,5 @@
 
-// RUN: %swift -prespecialize-generic-metadata -module-name generic_metatypes -target x86_64-apple-macosx50.99  -emit-ir -disable-legacy-type-info -parse-stdlib -primary-file %s | %FileCheck --check-prefix=CHECK --check-prefix=CHECK-64 -DINT=i64 %s
+// RUN: %swift -prespecialize-generic-metadata -module-name generic_metatypes -target x86_64-apple-macosx99.99  -emit-ir -disable-legacy-type-info -parse-stdlib -primary-file %s | %FileCheck --check-prefix=CHECK --check-prefix=CHECK-64 -DINT=i64 %s
 // RUN: %swift -prespecialize-generic-metadata -module-name generic_metatypes -target x86_64-apple-ios99.0      -emit-ir -disable-legacy-type-info -parse-stdlib -primary-file %s | %FileCheck --check-prefix=CHECK --check-prefix=CHECK-64 -DINT=i64  %s
 // RUN: %swift -prespecialize-generic-metadata -module-name generic_metatypes -target x86_64-apple-tvos99.0     -emit-ir -disable-legacy-type-info -parse-stdlib -primary-file %s | %FileCheck --check-prefix=CHECK --check-prefix=CHECK-64 -DINT=i64  %s
 // RUN: %swift -prespecialize-generic-metadata -module-name generic_metatypes -target i386-apple-watchos9.99    -emit-ir -disable-legacy-type-info -parse-stdlib -primary-file %s | %FileCheck --check-prefix=CHECK --check-prefix=CHECK-32 -DINT=i32  %s