[Bug jit/97169] [11 Regression] Most jit.dg tests segfaulting (modref_summaries finalizer?)

[dmalcolm at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97169

--- Comment #3 from David Malcolm <dmalcolm at gcc dot gnu.org> ---
Root cause analysis here:
https://gcc.gnu.org/pipermail/gcc-patches/2020-September/554549.html