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-rw-r--r--test/Parser/MicrosoftExtensions.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/test/Parser/MicrosoftExtensions.c b/test/Parser/MicrosoftExtensions.c
index e58a7455c0..39ab51f31f 100644
--- a/test/Parser/MicrosoftExtensions.c
+++ b/test/Parser/MicrosoftExtensions.c
@@ -35,6 +35,9 @@ void test_ms_alignof_alias(void) {
/* Charify extension. */
#define FOO(x) #@x
char x = FOO(a);
+#define HASHAT #@
+#define MISSING_ARG(x) #@
+/* expected-error@-1 {{'#@' is not followed by a macro parameter}} */
typedef enum E { e1 };