From d23c447e4be8310413c473d83aaa547ad10d2271 Mon Sep 17 00:00:00 2001
From: Kovarththanan Rajaratnam <kovarththanan.rajaratnam@gmail.com>
Date: Wed, 25 Nov 2009 08:37:20 +0000
Subject: [PATCH] This patch streamlines CheckerVisitor.def so that it follows
 the usual '#ifndef foo' pattern:

#ifndef foo
#define foo(parm1)
#endif

foo(parm1) parm1 ...

#undef foo

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@89851 91177308-0d34-0410-b5e6-96231b3b80d8
---
 .../Analysis/PathSensitive/CheckerVisitor.def    | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/include/clang/Analysis/PathSensitive/CheckerVisitor.def b/include/clang/Analysis/PathSensitive/CheckerVisitor.def
index 96e0d0c97b..27c316897b 100644
--- a/include/clang/Analysis/PathSensitive/CheckerVisitor.def
+++ b/include/clang/Analysis/PathSensitive/CheckerVisitor.def
@@ -11,7 +11,14 @@
 //
 //===---------------------------------------------------------------------===//
 
-#ifdef PREVISIT
+#ifndef PREVISIT
+#define PREVISIT(NODE)
+#endif
+
+#ifndef POSTVISIT
+#define POSTVISIT(NODE)
+#endif
+
 PREVISIT(ArraySubscriptExpr)
 PREVISIT(BinaryOperator)
 PREVISIT(CallExpr)
@@ -19,12 +26,9 @@ PREVISIT(CastExpr)
 PREVISIT(DeclStmt)
 PREVISIT(ObjCMessageExpr)
 PREVISIT(ReturnStmt)
-#undef PREVISIT
-#endif
 
-#ifdef POSTVISIT
 POSTVISIT(CallExpr)
 POSTVISIT(BinaryOperator)
-#undef POSTVISIT
-#endif
 
+#undef PREVISIT
+#undef POSTVISIT
-- 
2.40.0