[Bug target/121449] [13/14/15/16 regression] Immediate offset out of range error for AArch64 SVE gather load

[Pengfei.Li2 at arm dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121449

--- Comment #3 from Pengfei Li <Pengfei.Li2 at arm dot com> ---
My proposed fix
https://gcc.gnu.org/pipermail/gcc-patches/2025-August/692125.html