[Bug c/126244] [RISC-V] wrong-code: dead vsetvli writes VLMAX into a0, clobbering memset destination argument at -O3 with RVV

[christian.herber at oss dot nxp.com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126244

--- Comment #2 from Christian Herber <christian.herber at oss dot nxp.com> ---
I tried, but could not. This bug is rather sensible, and smaller changes make
it disappear. I will try to get a gcc 16 up and running and retry with that.