[Bug sanitizer/83987] [6/7/8 Regression] ICE with OpenMP, sanitizer and virtual bases

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83987

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 43386
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43386&action=edit
gcc8-pr83987.patch

Untested fix.