Merge pull request #76250 from ktoso/wip-experimental-isolated-deinit

Author: ktoso

docs/ABI/Mangling.rst

@@ -365,6 +365,7 @@ Entities
   entity-spec ::= 'fP'                       // property wrapper backing initializer
   entity-spec ::= 'fW'                       // property wrapper init from projected value
   entity-spec ::= 'fD'                       // deallocating destructor; untyped
+  entity-spec ::= 'fZ'                       // isolated deallocating destructor; untyped
   entity-spec ::= 'fd'                       // non-deallocating destructor; untyped
   entity-spec ::= 'fE'                       // ivar destroyer; untyped
   entity-spec ::= 'fe'                       // ivar initializer; untyped

include/swift/ABI/Executor.h

@@ -295,6 +295,7 @@ using ThrowingTaskFutureWaitContinuationFunction =
   SWIFT_CC(swiftasync)
   void (SWIFT_ASYNC_CONTEXT AsyncContext *, SWIFT_CONTEXT void *);
 
+using DeinitWorkFunction = SWIFT_CC(swift) void(void *);
 
 template <class AsyncSignature>
 class AsyncFunctionPointer;