tools: re-enable CanBeRehashed() check

Author: joyeecheung

tools/snapshot/node_mksnapshot.cc

@@ -33,12 +33,18 @@ int main(int argc, char* argv[]) {
     return 1;
   }
 
+// Windows needs conversion from wchar_t to char. See node_main.cc
+#ifdef _WIN32
   int node_argc = 1;
   char argv0[] = "node";
   char* node_argv[] = {argv0, nullptr};
-
   node::InitializationResult result =
       node::InitializeOncePerProcess(node_argc, node_argv);
+#else
+  node::InitializationResult result =
+      node::InitializeOncePerProcess(argc, argv);
+#endif
+
   CHECK(!result.early_return);
   CHECK_EQ(result.exit_code, 0);
 

tools/snapshot/snapshot_builder.cc

@@ -169,7 +169,7 @@ std::string SnapshotBuilder::Generate(
     // Must be out of HandleScope
     StartupData blob =
         creator.CreateBlob(SnapshotCreator::FunctionCodeHandling::kClear);
-    // CHECK(blob.CanBeRehashed());
+    CHECK(blob.CanBeRehashed());
     // Must be done while the snapshot creator isolate is entered i.e. the
     // creator is still alive.
     env->set_stopping(true);