[Bug target/88541] VPCLMULQDQ 256-bit inline function unavailable with optimization but without enabled AVX512VL support

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88541

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
But looking at 319433-030.pdf there indeed is a VEX encoded insn that just
needs VPCLMULQDQ ISA and i386-builtins.def has that same requirement (avx +
vpclmulqdq).  Testing a patch.