[Bug target/125057] LoongArch LASX: GCC 16 ICE in RTL split2 with __lasx_cast_128(__lsx_vld(...)) followed by __lasx_vext2xv_*

[chenglulu at loongson dot cn]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125057

--- Comment #3 from chenglulu <chenglulu at loongson dot cn> ---
fix patch https://gcc.gnu.org/pipermail/gcc-patches/2026-April/715285.html