What is the current behavior?

textAnchor never does anything, it's always overwritten.

        label={{
          position: 'top',
          textAnchor: 'start',

What is the expected behavior?

Please provide a demo of the problem in a sandbox

#6546

Which versions of Recharts, and which browser / OS are affected by this issue? Did this work in previous versions of Recharts?

Reproducible on master