[issue29782] Use __builtin_clzl for bits_in_digit if available

[STINNER Victor]

STINNER Victor <vstinner at python.org> added the comment:

I reopen the issue since PR 20739 was created.

----------
resolution: rejected -> 
status: closed -> open

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue29782>
_______________________________________