[Bug target/98657] SVE: ICE (unrecognizable insn) wtih shift at -O3 -msve-vector-bits=256

[acoplan at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98657

--- Comment #1 from Alex Coplan <acoplan at gcc dot gnu.org> ---
Slightly cleaner testcase:

extern char a[];
void b(_Bool c[][18]) {
  int d;
  for (int e = 0; e < 23; e++)
    a[e] = 6 >> c[1][d];
}