Re: pgsql: Inline CRC computation for small fixed-length input on x86

I wrote:
> I have reproduced it on a genuine-Red-Hat RHEL 9 x86_64 machine,
> but only when compiling with --with-llvm, and the error goes away
> if I select CC=clang.

Also, a build with meson doesn't fall into the same trap.  I'm not
sure why, because I can't find where in the build.ninja file it's
trying to make any .bc files other than llvmjit_types.bc --- and
that, it's using clang for.

            regards, tom lane