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

I wrote:
> What I conclude is that Red Hat hot-wired gcc to assume -msse4.2,
> but they didn't hot-wire clang the same way.

In confirmation of that: everything goes through fine if I manually
add -msse4.2 to configure's choice of BITCODE_CFLAGS.  Not sure if
that line of thought can lead to a usable solution, or if it's
superior to messing with the attributes on relevant functions as
you mooted upthread.

            regards, tom lane