From: Abramo Bagnara <abramo.bagnara@gmail.com>
Date: Tue, 3 Jan 2012 20:13:03 +0000 (+0000)
Subject: Added testcases for -Wdisabled-macro-expansion.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=62d0fabffdeda9f76ecb6e0444c7fd07443c972b;p=clang

Added testcases for -Wdisabled-macro-expansion.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@147473 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/Preprocessor/warn-disabled-macro-expansion.c b/test/Preprocessor/warn-disabled-macro-expansion.c
new file mode 100644
index 0000000000..fe8e90c721
--- /dev/null
+++ b/test/Preprocessor/warn-disabled-macro-expansion.c
@@ -0,0 +1,27 @@
+// RUN: %clang_cc1 %s -E -Wdisabled-macro-expansion -verify
+
+#define p p
+
+#define a b
+#define b a
+
+#define f(a) a
+
+#define g(b) a
+
+#define h(x) i(x)
+#define i(y) i(y)
+
+#define c(x) x(0)
+
+p // expected-warning {{recursive macro}}
+
+a // expected-warning {{recursive macro}}
+
+f(2)
+
+g(3) // expected-warning {{recursive macro}}
+
+h(0) // expected-warning {{recursive macro}}
+
+c(c) // expected-warning {{recursive macro}}