From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 clang/test/Preprocessor/macro_fn_comma_swallow.c | 28 ++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 clang/test/Preprocessor/macro_fn_comma_swallow.c

(limited to 'clang/test/Preprocessor/macro_fn_comma_swallow.c')

diff --git a/clang/test/Preprocessor/macro_fn_comma_swallow.c b/clang/test/Preprocessor/macro_fn_comma_swallow.c
new file mode 100644
index 0000000..726a889
--- /dev/null
+++ b/clang/test/Preprocessor/macro_fn_comma_swallow.c
@@ -0,0 +1,28 @@
+// Test the GNU comma swallowing extension.
+// RUN: %clang_cc1 %s -E | FileCheck -strict-whitespace %s
+
+// CHECK: 1: foo{A, }
+#define X(Y) foo{A, Y}
+1: X()
+
+
+// CHECK: 2: fo2{A,}
+#define X2(Y) fo2{A,##Y}
+2: X2()
+
+// should eat the comma.
+// CHECK: 3: {foo}
+#define X3(b, ...) {b, ## __VA_ARGS__}
+3: X3(foo)
+
+
+
+// PR3880
+// CHECK: 4: AA BB
+#define X4(...)  AA , ## __VA_ARGS__ BB
+4: X4()
+
+// PR7943
+// CHECK: 5: 1
+#define X5(x,...) x##,##__VA_ARGS__
+5: X5(1)
-- 
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