ref: bfe9da47cfa2f51ebef78c59332b5ba2deba306d
dir: /third_party/boringssl/src/util/ar/testdata/sample/bar.cc/
extern "C" { void foo(); void bar() {} } namespace bar_namespace { void SomeExternalFunction(); void SomeFunction() { foo(); SomeExternalFunction(); } } // namespace bar_namespace