[Bug target/121007] [15/16 Regression] compiler hangs when building ffpmeg with -mcpu=power9 on ppc64le

[segher at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121007

--- Comment #3 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Does anyone want to take this?  Fame and fortune await!

We need a reduced test case btw :-)