[Bug tree-optimization/19723] New: [4.0 Regression] A side effect is missed in 0 % a++.

["kazu at cs dot umass dot edu" <gcc-bugzilla at gcc dot gnu dot org>]

Consider:

int
foo (int a)
{
  int x = 0 % a++;
  return a;
}

Here is what I get:

foo (a)
{
<bb 0>:
  return a;

}

-- 
           Summary: [4.0 Regression] A side effect is missed in 0 % a++.
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Keywords: wrong-code
          Severity: normal
          Priority: P2
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: kazu at cs dot umass dot edu
                CC: gcc-bugs at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19723