[Bug tree-optimization/119417] [14/15 Regression] -fexpensive-optimizations forces GCC 14 to use uxtw instead of uxth causing different result on ADD instruction

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119417

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
          Component|target                      |tree-optimization
   Last reconfirmed|                            |2025-03-21
             Status|UNCONFIRMED                 |NEW

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
buggy_9 = WIDEN_MULT_PLUS_EXPR <global.1_1, 2, buggy_6>;

vs

  _2 = global.1_1 & 65535;
  _3 = _2 * 2;
  _4 = (long unsigned int) _3;
  buggy_9 = _4 + buggy_6;