// RUN: %clang_cc1 -fsyntax-only -Wheader-hygiene -verify %s #include "warn-using-namespace-in-header.h" namespace dont_warn {} using namespace dont_warn; // Warning is actually in the header but only the cpp file gets scanned. // expected-warning {{using namespace directive in global context in header}} // Warn inside linkage specs too. // expected-warning {{using namespace directive in global context in header}} // expected-warning {{using namespace directive in global context in header}} // expected-warning {{using namespace directive in global context in header}} // |using namespace| through a macro shouldn't warn if the instantiation is in a // cc file. USING_MACRO