fix an assert for (callInfo.SynchronizationContextLclNum != BAD_VAR_NUM)

Author: VSadov

src/coreclr/jit/async.cpp

@@ -169,6 +169,8 @@ PhaseStatus Compiler::SaveAsyncContexts()
                 // Await is inside a try, need to insert try-finally around it.
                 restoreBB        = InsertTryFinallyForContextRestore(curBB, stmt, restoreAfterStmt);
                 restoreAfterStmt = nullptr;
+                // we have split the block that could have another await.
+                nextBB = restoreBB->Next();
 #endif
             }
 
@@ -1520,8 +1522,9 @@ void AsyncTransformation::FillInGCPointersOnSuspension(GenTreeCall*
     if (layout.ContinuationContextGCDataIndex != UINT_MAX)
     {
         const AsyncCallInfo& callInfo = call->GetAsyncInfo();
-        assert(callInfo.SaveAndRestoreSynchronizationContextField &&
-               (callInfo.SynchronizationContextLclNum != BAD_VAR_NUM));
+        assert(callInfo.SaveAndRestoreSynchronizationContextField);
+        assert(callInfo.ExecutionContextHandling == ExecutionContextHandling::SaveAndRestore);
+        assert(callInfo.SynchronizationContextLclNum != BAD_VAR_NUM);
 
         // Insert call
         //   AsyncHelpers.CaptureContinuationContext(