[Bug target/117990] [15 regression] RISC-V: Miscompile at -O3 zvl 256 since r15-4746-g30435cc2610

[patrick at rivosinc dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117990

--- Comment #12 from Patrick O'Neill <patrick at rivosinc dot com> ---
(In reply to Vineet Gupta from comment #11)
> FWIW cam4 is still failing with similar symptoms. So perhaps it is something
> else.

PR 118075 also bisected to this same commit - might be that.