From 585c40129fdf375fe2d85dd1de6a57e716ddef43 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Mon, 26 Apr 2010 21:37:43 +0000
Subject: [PATCH] Add a comment to this test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102387 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Analysis/ScalarEvolution/2008-11-18-Stride2.ll | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test/Analysis/ScalarEvolution/2008-11-18-Stride2.ll b/test/Analysis/ScalarEvolution/2008-11-18-Stride2.ll
index 102acc65650..fa9f21af371 100644
--- a/test/Analysis/ScalarEvolution/2008-11-18-Stride2.ll
+++ b/test/Analysis/ScalarEvolution/2008-11-18-Stride2.ll
@@ -1,6 +1,9 @@
 ; RUN: opt < %s -analyze -scalar-evolution |& grep {/u 3}
 ; XFAIL: *
 
+; This is a tricky testcase for unsigned wrap detection which ScalarEvolution
+; doesn't yet know how to do.
+
 define i32 @f(i32 %x) nounwind readnone {
 entry:
 	%0 = icmp ugt i32 %x, 999		; <i1> [#uses=1]