Isolated emscripten in new lib

lib/emscripten/emtests/test_inherit.c

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2016 The Emscripten Authors.  All rights reserved.
+ * Emscripten is available under two separate licenses, the MIT license and the
+ * University of Illinois/NCSA Open Source License.  Both these licenses can be
+ * found in the LICENSE file.
+ */
+
+#include <stdio.h>
+struct Parent {
+  int x1, x2;
+};
+struct Child : Parent {
+  int y;
+};
+int main() {
+  Parent a;
+  a.x1 = 50;
+  a.x2 = 87;
+  Child b;
+  b.x1 = 78;
+  b.x2 = 550;
+  b.y = 101;
+  Child* c = (Child*)&a;
+  c->x1++;
+  c = &b;
+  c->y--;
+  printf("*%d,%d,%d,%d,%d,%d,%d*\n", a.x1, a.x2, b.x1, b.x2, b.y, c->x1, c->x2);
+  return 0;
+}