167   llvm::ThreadPool *threadPool = nullptr;  member in mlir::MLIRContextImpl
244       threadPool = ownedThreadPool.get();  in MLIRContextImpl()
514       assert(impl->threadPool);  in disableMultithreading()
515       impl->threadPool = nullptr;  in disableMultithreading()
518   } else if (!impl->threadPool) {  in disableMultithreading()
522     impl->threadPool = impl->ownedThreadPool.get();  in disableMultithreading()
529   impl->threadPool = &pool;  in setThreadPool()
536     assert(impl->threadPool &&  in getNumThreads()
538     return impl->threadPool->getThreadCount();  in getNumThreads()
547   assert(impl->threadPool &&  in getThreadPool()
549   return *impl->threadPool;  in getThreadPool()