[Bug middle-end/22398] [4.1 Regression] ICE in compare_values, at tree-vrp.c:445

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-07-11 
02:00 -------
Confirmed, reduced testcase:
void __show_backtrace(void *rw)
{
  while(rw && (((unsigned long) rw) >= 0xf0000000) ) {}
}

looks like a fold bug with respect of type issues.  This is target independent.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |pinskia at gcc dot gnu dot
                   |                            |org
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|                            |1
 GCC target triplet|sparc-linux                 |
           Keywords|                            |ice-on-valid-code
   Last reconfirmed|0000-00-00 00:00:00         |2005-07-11 02:00:01
               date|                            |
            Summary|ICE in compare_values, at   |[4.1 Regression] ICE in
                   |tree-vrp.c:445              |compare_values, at tree-
                   |                            |vrp.c:445
   Target Milestone|---                         |4.1.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22398