[Bug rtl-optimization/78590] [7 Regression] FAIL: gcc.target/aarch64/advsimd-intrinsics/vget_lane.c in change_zero_ext in combine

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78590

--- Comment #1 from ktkachov at gcc dot gnu.org ---
In the call:
x = gen_lowpart_SUBREG (mode, x);

the x is:
(float_truncate:HF (reg:DF 79))

and mode is SImode.