[Bug tree-optimization/107052] Range of __builtin_popcount can be improved with nonzerobits

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107052

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note this testcase is optimized by clang/llvm.