[Bug tree-optimization/18712] New: [4.0 Regression] ICE: vector VEC(basic_block) push domain error, in insert_phi_nodes_for at tree-into-ssa.c:1049

[belyshev at lubercy dot com]

use '-O1':
----------------------------------------------------------------------------------------
void *eintr_source (void *arg)
{
  int ts = 0;
  
  if (arg)
    foo ();
  
  while (1)
    {
      if (arg)
	foo ();
      
      foo1 (&ts);
    }
  
  return 0;
}
----------------------------------------------------------------------------------------

-- 
           Summary: [4.0 Regression] ICE: vector VEC(basic_block) push
                    domain error, in insert_phi_nodes_for at tree-into-
                    ssa.c:1049
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P2
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: belyshev at lubercy dot com
                CC: gcc-bugs at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18712