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/Sema/Inputs/unused-expr-system-header.h | 23 ++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 clang/test/Sema/Inputs/unused-expr-system-header.h

(limited to 'clang/test/Sema/Inputs/unused-expr-system-header.h')

diff --git a/clang/test/Sema/Inputs/unused-expr-system-header.h b/clang/test/Sema/Inputs/unused-expr-system-header.h
new file mode 100644
index 0000000..72b2d95
--- /dev/null
+++ b/clang/test/Sema/Inputs/unused-expr-system-header.h
@@ -0,0 +1,23 @@
+// "System header" for testing that -Wunused-value is properly suppressed in
+// certain cases.
+
+#define POSSIBLY_BAD_MACRO(x) \
+  { int i = x; \
+    i; }
+
+#define STATEMENT_EXPR_MACRO(x) \
+  (__extension__ \
+   ({int i = x; \
+     i;}))
+
+#define COMMA_MACRO_1(x, y) \
+  {x, y;}
+
+#define COMMA_MACRO_2(x, y) \
+  if (x) { 1 == 2, y; }
+
+#define COMMA_MACRO_3(x, y) \
+  (x, y)
+
+#define COMMA_MACRO_4(x, y) \
+  ( 1 == 2, y )
-- 
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