From ca026916f481d08b6247e9881e3321376f1e6f18 Mon Sep 17 00:00:00 2001
From: Zhongxing Xu <xuzhongxing@gmail.com>
Date: Thu, 12 Mar 2009 01:55:38 +0000
Subject: [PATCH] Add comments to test case.

llvm-svn: 66760
---
 clang/test/Analysis/ptr-arith.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/test/Analysis/ptr-arith.c b/clang/test/Analysis/ptr-arith.c
index ca23437f92a3..11c8708dcf29 100644
--- a/clang/test/Analysis/ptr-arith.c
+++ b/clang/test/Analysis/ptr-arith.c
@@ -13,6 +13,9 @@ void f2() {
   ++p;
 }
 
+// This test case checks if we get the right rvalue type of a TypedViewRegion.
+// The ElementRegion's type depends on the array region's rvalue type. If it was
+// a pointer type, we would get a loc::SymbolVal for '*p'.
 char* memchr();
 static int
 domain_port (const char *domain_b, const char *domain_e,