Fix false positive on anonymous namespaces in headers.

Summary:
Anynoumous namespaces inject a using directive into the AST to import
the names into the containing namespace.
We should not have them in headers, but there is another warning for
that.

Reviewers: djasper

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D8443

llvm-svn: 233087

1 files changed, 4 insertions, 0 deletions

diff --git a/clang-tools-extra/unittests/clang-tidy/GoogleModuleTest.cpp b/clang-tools-extra/unittests/clang-tidy/GoogleModuleTest.cpp
index 806eecd7985..feb7ae913f9 100644
--- a/clang-tools-extra/unittests/clang-tidy/GoogleModuleTest.cpp
+++ b/clang-tools-extra/unittests/clang-tidy/GoogleModuleTest.cpp
@@ -101,6 +101,10 @@ TEST_F(GlobalNamesInHeadersCheckTest, UsingDirectives) {
   EXPECT_FALSE(runCheckOnCode("SOME_MACRO(namespace std);", "foo.h"));
 }
 
+TEST_F(GlobalNamesInHeadersCheckTest, RegressionAnonymousNamespace) {
+  EXPECT_FALSE(runCheckOnCode("namespace {}", "foo.h"));
+}
+
 } // namespace test
 } // namespace tidy
 } // namespace clang