[Bug target/120297] [15/16 Regression] RISC-V: Miscompile at -O3

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120297

--- Comment #4 from Robin Dapp <rdapp at gcc dot gnu.org> ---
I can reproduce this, but only with a qemu VLEN=128, VLEN >= 256 result in the
correct value of 234635118.