8277441: CompileQueue::add fails with assert(_last->next() == __null) failed: not last

GoeLin · GoeLin · commit 6aa60ac1dfbc · 2021-12-28T16:27:14.000Z
Backport-of: 90f96fb4db174e50cc2510f292fe69fc995add26
diff --git a/src/hotspot/share/compiler/compileBroker.cpp b/src/hotspot/share/compiler/compileBroker.cpp
@@ -410,6 +410,7 @@ void CompileQueue::free_all() {
     CompileTask::free(current);
   }
   _first = NULL;
+  _last = NULL;
 
   // Wake up all threads that block on the queue.
   MethodCompileQueue_lock->notify_all();

Original file line number	Diff line number	Diff line change
`@@ -410,6 +410,7 @@ void CompileQueue::free_all() {`
`410`	`410`	`CompileTask::free(current);`
`411`	`411`	`}`
`412`	`412`	`_first = NULL;`
	`413`	`+ _last = NULL;`
`413`	`414`
`414`	`415`	`// Wake up all threads that block on the queue.`
`415`	`416`	`MethodCompileQueue_lock->notify_all();`