[Bug target/116923] ICE: in extract_insn, at recog.cc:2882 (unrecognizable insn plus:V32BF) with -mavx10.2-512 -mno-avx10.2-256 and __bf16 vector

[zsojka at seznam dot cz]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116923

--- Comment #2 from Zdenek Sojka <zsojka at seznam dot cz> ---
The testcase is rejected in gcc-16:
$ x86_64-pc-linux-gnu-gcc -mavx10.2-512 -mno-avx10.2-256 testcase.c 
x86_64-pc-linux-gnu-gcc: error: unrecognized command-line option
'-mavx10.2-512'; did you mean '-mavx10.1'?
x86_64-pc-linux-gnu-gcc: error: unrecognized command-line option
'-mno-avx10.2-256'; did you mean '-mno-avx10.2'?