Merge pull request #76407 from benlangmuir/test-should-be-for-instance

[test] Fix test/IRGen/metadata.swift to match the correct symbol

Author: benlangmuir

test/IRGen/metadata.swift

@@ -10,10 +10,10 @@ enum Singleton {
 
 // CHECK: @"$s1A1GC14zeroSizedFieldAA9SingletonOvpWvd" = hidden constant i{{(64|32)}} 0
 // Check that the instance start is after the header (at 8 or 16).
-// CHECK-macosx: _DATA__TtC1A1G = internal constant {{.*}} { i32 {{(128|129)}}, i32 {{(16|8|40)}}
-// CHECK-ios: _DATA__TtC1A1G = internal constant {{.*}} { i32 {{(128|129)}}, i32 {{(16|8|40)}}
-// CHECK-watchos: _DATA__TtC1A1G = internal constant {{.*}} { i32 {{(128|129)}}, i32 {{(16|8|40)}}
-// CHECK-tvos: _DATA__TtC1A1G = internal constant {{.*}} { i32 {{(128|129)}}, i32 {{(16|8|40)}}
+// CHECK-macosx: @_DATA__TtC1A1G = internal constant {{.*}} { i32 {{(128|192)}}, i32 {{(16|8)}}
+// CHECK-ios: @_DATA__TtC1A1G = internal constant {{.*}} { i32 {{(128|192)}}, i32 {{(16|8)}}
+// CHECK-watchos: @_DATA__TtC1A1G = internal constant {{.*}} { i32 {{(128|192)}}, i32 {{(16|8)}}
+// CHECK-tvos: @_DATA__TtC1A1G = internal constant {{.*}} { i32 {{(128|192)}}, i32 {{(16|8)}}
 
 class G {
   var zeroSizedField = Singleton.only