ref: 4010db3078491baf3cb0d3d4e3a60c0cea114471
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