src/hotspot/share/opto/loopnode.cpp

@@ -2345,11 +2345,11 @@
 void IdealLoopTree::dump_head( ) const {
   for (uint i=0; i<_nest; i++)
     tty->print("  ");
   tty->print("Loop: N%d/N%d ",_head->_idx,_tail->_idx);
   if (_irreducible) tty->print(" IRREDUCIBLE");
-  Node* entry = _head->as_Loop()->skip_strip_mined(-1)->in(LoopNode::EntryControl);
+  Node* entry = _head->is_Loop() ? _head->as_Loop()->skip_strip_mined(-1)->in(LoopNode::EntryControl) : _head->in(LoopNode::EntryControl);
   Node* predicate = PhaseIdealLoop::find_predicate_insertion_point(entry, Deoptimization::Reason_loop_limit_check);
   if (predicate != NULL ) {
     tty->print(" limit_check");
     entry = entry->in(0)->in(0);
   }

@@ -2396,11 +2396,11 @@
     tty->print(" req={"); _required_safept->dump_simple(); tty->print(" }");
   }
   if (Verbose) {
     tty->print(" body={"); _body.dump_simple(); tty->print(" }");
   }
-  if (_head->as_Loop()->is_strip_mined()) {
+  if (_head->is_Loop() && _head->as_Loop()->is_strip_mined()) {
     tty->print(" strip_mined");
   }
   tty->cr();
 }