Make -Wheader-hygiene not complain about USING_NAMESPACE_THROUGH_MACRO in a non-header file.

llvm-svn: 128780

2 files changed, 35 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/warn-using-namespace-in-header.cpp b/clang/test/SemaCXX/warn-using-namespace-in-header.cpp
index e040ca74cbf..72c25529b40 100644
--- a/clang/test/SemaCXX/warn-using-namespace-in-header.cpp
+++ b/clang/test/SemaCXX/warn-using-namespace-in-header.cpp
@@ -25,3 +25,30 @@ using namespace dont_warn;
 
 
 // expected-warning {{using namespace directive in global context in header}}
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+// expected-warning {{using namespace directive in global context in header}}
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+// |using namespace| through a macro shouldn't warn if the instantiation is in a
+// cc file.
+USING_MACRO
diff --git a/clang/test/SemaCXX/warn-using-namespace-in-header.h b/clang/test/SemaCXX/warn-using-namespace-in-header.h
index 57bb5d91be4..b544c548ae9 100644
--- a/clang/test/SemaCXX/warn-using-namespace-in-header.h
+++ b/clang/test/SemaCXX/warn-using-namespace-in-header.h
@@ -40,3 +40,11 @@ using namespace warn_in_header_in_global_context;
 inline void foo() {
   using namespace warn_in_header_in_global_context;
 }
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+namespace macronamespace {}
+#define USING_MACRO using namespace macronamespace;
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+// |using namespace| through a macro should warn if the instantiation is in a
+// header.
+USING_MACRO