devel/llvm90 based buildworld: lots of notices of "OMP: Info #270: omp_set_nested routine deprecated, please use omp_set_max_active_levels instead"

[Mark Millard]

After building devel/llvm90 on amd64 I started a buildworld buildkernel
based on it (amd64 self-hosted).

It is producing thousands of notices:

OMP: Info #270: omp_set_nested routine deprecated, please use omp_set_max_active_levels instead.

It is still building but at this point:

# grep 'OMP: Info #'  /root/sys_typescripts/typescript_make_powerpc64vtsc_nodebug_incl_clang_xtoolchain-llvm-amd64-host-2019-08-05:18:34:34 | wc
   26534  265334 2600253


===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)