Merge pull request #34999 from ktoso/wip-task-groups-impl-channel-rebased

Author: swift-ci

include/swift/ABI/MetadataValues.h

@@ -1926,7 +1926,8 @@ class JobFlags : public FlagSet<size_t> {
     // Kind-specific flags.
 
     Task_IsChildTask  = 24,
-    Task_IsFuture     = 25
+    Task_IsFuture     = 25,
+    Task_IsTaskGroup  = 26,
   };
 
   explicit JobFlags(size_t bits) : FlagSet(bits) {}
@@ -1954,6 +1955,10 @@ class JobFlags : public FlagSet<size_t> {
                                 task_isFuture,
                                 task_setIsFuture)
 
+  FLAGSET_DEFINE_FLAG_ACCESSORS(Task_IsTaskGroup,
+                                task_isTaskGroup,
+                                task_setIsTaskGroup)
+
 };
 
 /// Kinds of task status record.