[Bug tree-optimization/119614] [15 regression] protobuf-29.4 fails to build with -O2 (error: cannot tail-call: call and return value are different)

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119614

--- Comment #39 from Sam James <sjames at gcc dot gnu.org> ---
(In reply to Sam James from comment #38)
> The testcase from comment 14 fails for me still with Martin's last patch as
> well as Honza's.

I'm reducing two variants of that.