upload android base code part3

android/bionic/tests/libs/cfi_test_helper2.cpp

@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <assert.h>
+#include <dlfcn.h>
+
+#include "libs_utils.h"
+
+int main(void) {
+  void* handle;
+  // libcfi-test.so does some basic testing in a global constructor. Check that it is linked.
+  handle = dlopen("libcfi-test.so", RTLD_NOW | RTLD_NOLOAD);
+  CHECK(handle != nullptr);
+  dlclose(handle);
+  return 0;
+}