Sandbox: https://codesandbox.io/s/cranky-kapitsa-op3jh

Repro: type "a" and then after a second "b"

Expected: Eventually you'll see "ab" in all fields. Pending "..." indicator goes away.

Actual: You'll keep seeing "a" in low pri field. Pending "..." indicator is stuck.
Scheduler.unstable_yieldValue('componentDidMount');
        }
        render() {
          Scheduler.unstable_yieldValue(this.state.text);
          return <span prop={this.state.text} />;
        }
      }
      ReactNoop.renderLegacySyncRoot(
        <Suspense fallback={<Text text="Loading..." />}>
          <AsyncTextInConstructor ms={100} text="Hi" />
        </Suspense>,
      );
      expect(Scheduler).toHaveYielded([
        'constructor',
        'Suspend! [Hi]',
        'Loading...',
      ]);
      expect(ReactNoop.getChildren()).toEqual([span('Loading...')]);
      await resolveText('Hi');
      expect(Scheduler).toHaveYielded(['Promise resolved [Hi]']);
      expect(Scheduler).toFlushExpired([
        'constructor',
        'Hi',
        'componentDidMount',
      ]);
      expect(ReactNoop.getChildren()).toEqual([span('Hi')]);
    });
    it('does not infinite loop if fallback contains lifecycle method', async () => {
      class Fallback extends React.Component {