Squash commits for public release

userland/tests/testlibcxx/BUILD.gn

@@ -0,0 +1,11 @@
+import("//build/userland/TEMPLATE.gni")
+
+xOS_executable("testlibcxx") {
+  install_path = "bin/"
+  sources = [ "main.cpp" ]
+  configs = [ "//build/userland:userland_flags" ]
+  deplibs = [
+    "libcxx",
+    "libfoundation",
+  ]
+}