Bump the Swift version to 6.3

cmake/SwiftVersion.cmake

@@ -2,6 +2,6 @@
 # can be reused when a new version of Swift comes out (assuming the user hasn't
 # manually set it as part of their own CMake configuration).
 set(SWIFT_VERSION_MAJOR 6)
-set(SWIFT_VERSION_MINOR 2)
+set(SWIFT_VERSION_MINOR 3)
 set(SWIFT_VERSION "${SWIFT_VERSION_MAJOR}.${SWIFT_VERSION_MINOR}")
 

test/IRGen/objc.swift

@@ -139,7 +139,7 @@ class WeakObjC {
 // CHECK:  i32 1, !"Objective-C Version", i32 2}
 // CHECK:  i32 1, !"Objective-C Image Info Version", i32 0}
 // CHECK:  i32 1, !"Objective-C Image Info Section", !"__DATA,__objc_imageinfo,regular,no_dead_strip"}
-//   100796160 == (6 << 24) | (2 << 16) | (7 << 8).
-//     6 and 2 is the current major.minor version. 7 is the Swift ABI version.
-// CHECK:  i32 4, !"Objective-C Garbage Collection", i32 100796160}
+//   100861696 == (6 << 24) | (3 << 16) | (7 << 8).
+//     6 and 3 is the current major.minor version. 7 is the Swift ABI version.
+// CHECK:  i32 4, !"Objective-C Garbage Collection", i32 100861696}
 // CHECK:  i32 1, !"Swift Version", i32 7}

test/SourceKit/Misc/compiler_version.swift

@@ -1,5 +1,5 @@
 // RUN: %sourcekitd-test -req=compiler-version | %FileCheck %s
 
 // CHECK: key.version_major: 6
-// CHECK: key.version_minor: 2
+// CHECK: key.version_minor: 3
 // CHECK: key.version_patch: 0

utils/build_swift/build_swift/defaults.py

@@ -47,7 +47,7 @@ BUILD_VARIANT = 'Debug'
 CMAKE_GENERATOR = 'Ninja'
 
 COMPILER_VENDOR = 'none'
-SWIFT_USER_VISIBLE_VERSION = Version('6.2')
+SWIFT_USER_VISIBLE_VERSION = Version('6.3')
 CLANG_USER_VISIBLE_VERSION = Version('17.0.0')
 SWIFT_ANALYZE_CODE_COVERAGE = 'false'