Import Clang, at r72732.

1 files changed, 23 insertions, 0 deletions

diff --git a/test/Preprocessor/macro_misc.c b/test/Preprocessor/macro_misc.c
new file mode 100644
index 0000000..169c5ec
--- /dev/null
+++ b/test/Preprocessor/macro_misc.c
@@ -0,0 +1,23 @@
+// RUN: clang-cc %s -Eonly -verify
+
+// This should not be rejected.
+#ifdef defined
+#endif
+
+
+
+// PR3764
+
+// This should not produce a redefinition warning.
+#define FUNC_LIKE(a) (a)
+#define FUNC_LIKE(a)(a)
+
+// This either.
+#define FUNC_LIKE2(a)\
+(a)
+#define FUNC_LIKE2(a) (a)
+
+// This should.
+#define FUNC_LIKE3(a) ( a)  // expected-note {{previous definition is here}}
+#define FUNC_LIKE3(a) (a) // expected-warning {{'FUNC_LIKE3' macro redefined}}
+