[Bug middle-end/110117] [14 Regression] ICE on valid code at -O1 with "-ftree-vrp -fno-tree-ccp -fno-tree-forwprop": in as_a, at machmode.h:381

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110117

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
  _4 = 0;
  _5 = _4 & 1;
  _39 = _5 != 0;


The reason why it worked before was that when creating trees, it simplify down
to 0 and then expand that. Now we are expanding directly to rtl, we get:
(const_int 0) for inner and there is no mode associated with that.