[DI] fix edge case in InlineServiceDefinitionsPass

Author: nicolas-grekas

Compiler/InlineServiceDefinitionsPass.php

@@ -92,6 +92,10 @@ private function isInlineableDefinition($id, Definition $definition, ServiceRefe
             return false;
         }
 
+        if (!$graph->hasNode($id)) {
+            return true;
+        }
+
         if (!$definition->isShared()) {
             foreach ($graph->getNode($id)->getInEdges() as $edge) {
                 if ($edge->isWeak()) {
@@ -106,10 +110,6 @@ private function isInlineableDefinition($id, Definition $definition, ServiceRefe
             return false;
         }
 
-        if (!$graph->hasNode($id)) {
-            return true;
-        }
-
         if ($this->currentId == $id) {
             return false;
         }