[Bug tree-optimization/115337] wrong code with _BitInt() __builtin_stdc_first_leading_one/__builtin_clzg (with -1 as second arg) at -O2

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115337

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |jakub at gcc dot gnu.org

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
cfn_clz::fold_range is actually correct (but given the use of -1 second
argument perhaps could special case that case too).
What is wrong is tree_call_nonnegative_warnv_p.