[Bug c/119651] [13/14/15 Regression] internal compiler error: tree check: expected class 'type', have 'exceptional' (error_mark) in tree_nonzero_bits, at fold-const.cc:16702

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119651

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |13.4
     Ever confirmed|0                           |1
            Summary|internal compiler error:    |[13/14/15 Regression]
                   |tree check: expected class  |internal compiler error:
                   |'type', have 'exceptional'  |tree check: expected class
                   |(error_mark) in             |'type', have 'exceptional'
                   |tree_nonzero_bits, at       |(error_mark) in
                   |fold-const.cc:16702         |tree_nonzero_bits, at
                   |                            |fold-const.cc:16702
      Known to fail|                            |14.2.0
   Last reconfirmed|                            |2025-04-06
             Status|UNCONFIRMED                 |NEW

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed.
reduced testcase:
```
int f() {
  int r;
  while (r % 2 == 0) ;
  double r;
}
```