Commit b19f17e1257 for php

commit b19f17e125760a4d6aafa1a8e521962e7194037d
Merge: a85fcf30ab6 6bd5ab82aab
Author: Ilia Alshanetsky <ilia@ilia.ws>
Date:   Tue Sep 29 15:47:50 2026 -0400

    Merge branch 'PHP-8.6'

    * PHP-8.6:
      ext/bcmath: Clear the sign of BcMath\Number results that truncate to zero