From 33a4b3db0de5fbba06264a46f560220b5f8f11a8 Mon Sep 17 00:00:00 2001
From: Richard Trieu <rtrieu@google.com>
Date: Wed, 12 Jun 2013 21:20:57 +0000
Subject: Introducing -Wheader-guard, a warning that checks header guards
 actually work properly.  This warning checks that the #ifndef and #define
 directives at the beginning of a header refer to the same macro name. 
 Includes a fix-it hint to correct the header guard.

llvm-svn: 183867
---
 clang/test/Lexer/Inputs/bad-header-guard.h                 | 4 ++++
 clang/test/Lexer/Inputs/different-define.h                 | 4 ++++
 clang/test/Lexer/Inputs/good-header-guard.h                | 4 ++++
 clang/test/Lexer/Inputs/multiple.h                         | 4 ++++
 clang/test/Lexer/Inputs/no-define.h                        | 3 +++
 clang/test/Lexer/Inputs/out-of-order-define.h              | 7 +++++++
 clang/test/Lexer/Inputs/tokens-between-ifndef-and-define.h | 7 +++++++
 7 files changed, 33 insertions(+)
 create mode 100644 clang/test/Lexer/Inputs/bad-header-guard.h
 create mode 100644 clang/test/Lexer/Inputs/different-define.h
 create mode 100644 clang/test/Lexer/Inputs/good-header-guard.h
 create mode 100644 clang/test/Lexer/Inputs/multiple.h
 create mode 100644 clang/test/Lexer/Inputs/no-define.h
 create mode 100644 clang/test/Lexer/Inputs/out-of-order-define.h
 create mode 100644 clang/test/Lexer/Inputs/tokens-between-ifndef-and-define.h

(limited to 'clang/test/Lexer/Inputs')

diff --git a/clang/test/Lexer/Inputs/bad-header-guard.h b/clang/test/Lexer/Inputs/bad-header-guard.h
new file mode 100644
index 00000000000..601da093272
--- /dev/null
+++ b/clang/test/Lexer/Inputs/bad-header-guard.h
@@ -0,0 +1,4 @@
+#ifndef bad_header_guard
+#define bad_guard
+
+#endif
diff --git a/clang/test/Lexer/Inputs/different-define.h b/clang/test/Lexer/Inputs/different-define.h
new file mode 100644
index 00000000000..f23454b7c8c
--- /dev/null
+++ b/clang/test/Lexer/Inputs/different-define.h
@@ -0,0 +1,4 @@
+#ifndef different_define
+#define FOO 5
+
+#endif
diff --git a/clang/test/Lexer/Inputs/good-header-guard.h b/clang/test/Lexer/Inputs/good-header-guard.h
new file mode 100644
index 00000000000..664a479d391
--- /dev/null
+++ b/clang/test/Lexer/Inputs/good-header-guard.h
@@ -0,0 +1,4 @@
+#ifndef good_header_guard
+#define good_header_guard
+
+#endif
diff --git a/clang/test/Lexer/Inputs/multiple.h b/clang/test/Lexer/Inputs/multiple.h
new file mode 100644
index 00000000000..5dfb327a0b2
--- /dev/null
+++ b/clang/test/Lexer/Inputs/multiple.h
@@ -0,0 +1,4 @@
+#ifndef multiple
+#define multi
+
+#endif
diff --git a/clang/test/Lexer/Inputs/no-define.h b/clang/test/Lexer/Inputs/no-define.h
new file mode 100644
index 00000000000..591a66b30c6
--- /dev/null
+++ b/clang/test/Lexer/Inputs/no-define.h
@@ -0,0 +1,3 @@
+#ifndef no_define
+
+#endif
diff --git a/clang/test/Lexer/Inputs/out-of-order-define.h b/clang/test/Lexer/Inputs/out-of-order-define.h
new file mode 100644
index 00000000000..d38e93f29bb
--- /dev/null
+++ b/clang/test/Lexer/Inputs/out-of-order-define.h
@@ -0,0 +1,7 @@
+#ifndef out_of_order
+
+#define something_else
+
+#define out_of_order
+
+#endif
diff --git a/clang/test/Lexer/Inputs/tokens-between-ifndef-and-define.h b/clang/test/Lexer/Inputs/tokens-between-ifndef-and-define.h
new file mode 100644
index 00000000000..ce8d7705063
--- /dev/null
+++ b/clang/test/Lexer/Inputs/tokens-between-ifndef-and-define.h
@@ -0,0 +1,7 @@
+#ifndef tokens_between
+
+const int pi = 3;
+
+#define pi_is_bad
+
+#endif
-- 
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