Better typing and type verification

test/cctest/compiler/test-js-constant-cache.cc

Index: test/cctest/compiler/test-js-constant-cache.cc
diff --git a/test/cctest/compiler/test-js-constant-cache.cc b/test/cctest/compiler/test-js-constant-cache.cc
index 42a606d23c5a2010ae4aeb9a4b8b93d9163c5140..5f417ecdc4610a9429834b4f9821ed95b6cb7007 100644
--- a/test/cctest/compiler/test-js-constant-cache.cc
+++ b/test/cctest/compiler/test-js-constant-cache.cc
@@ -17,7 +17,9 @@ using namespace v8::internal::compiler;
 class JSCacheTesterHelper {
  protected:
   explicit JSCacheTesterHelper(Zone* zone)
-      : main_graph_(zone), main_common_(zone), main_typer_(zone) {}
+      : main_graph_(zone),
+        main_common_(zone),
+        main_typer_(&main_graph_, MaybeHandle<Context>()) {}
   Graph main_graph_;
   CommonOperatorBuilder main_common_;
   Typer main_typer_;
@@ -30,7 +32,11 @@ class JSConstantCacheTester : public HandleAndZoneScope,
  public:
   JSConstantCacheTester()
       : JSCacheTesterHelper(main_zone()),
-        JSGraph(&main_graph_, &main_common_, &main_typer_) {}
+        JSGraph(&main_graph_, &main_common_) {
+    main_graph_.SetStart(main_graph_.NewNode(common()->Start(0)));
+    main_graph_.SetEnd(main_graph_.NewNode(common()->End()));
+    main_typer_.Run();
+  }
 
   Type* upper(Node* node) { return NodeProperties::GetBounds(node).upper; }