[Bug c++/70675] [6 Regression] compare-debug failure building LLVM

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70675

--- Comment #3 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
Created attachment 38278
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38278&action=edit
somewhat reduced testcase

~300k seems to be the smallest possible size.