[Bug target/106577] [13 Regression] during RTL pass: subreg3 ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -O -mavx since r13-2006-ga56c1641e9d25e46

[roger at nextmovesoftware dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106577

--- Comment #3 from Roger Sayle <roger at nextmovesoftware dot com> ---
Patch proposed:
https://gcc.gnu.org/pipermail/gcc-patches/2022-August/599663.html