[Bug rtl-optimization/116238] [15 Regression] ICE building 526.blender_r on aarch64 SVE after r15-1619-g3b9b8d6cfdf593

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116238

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2024-08-07
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed.

>I've bisected it to the commit g:3b9b8d6cfdf59337f4b7ce10ce92a98044b2657b but 
>I don't know if that is the cause or uncovered a latent problem


I think it was a latent bug. 

We are trying to spill `(reg:VNx2QI 102 [ vect_p_6.5 ])` to the stack but there
is no instruction matching to do it so it goes into an infinite.