[Bug tree-optimization/105394] [12 Regression] ICE: verify_gimple failed with MVE during GIMPLE pass: veclower2

[acoplan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105394

--- Comment #2 from Alex Coplan <acoplan at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #1)
> Hmm, in my cross-arm build I get
> 
> > ./cc1plus -quiet t.c -I include -march=armv8.1-m.main+mve -mfloat-abi=hard -O
> cc1plus: error: target CPU does not support ARM mode

Try adding -mthumb (I think the driver does this automatically).