[Bug tree-optimization/106722] bogus uninit warning in tree-vect-loop-manip.cc

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106722

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 53495
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53495&action=edit
preprocessed source, from riscv

This is the original preprocessed testcase from riscv64-linux.  Reproduces
with a cc1plus with -O2 -Wuninitialized -march=rv64imafdc_zicsr_zifencei
-mabi=lp64d