From d6481955dbc8ae268ee4672de058fc93eb87b978 Mon Sep 17 00:00:00 2001
From: Duncan Sands <baldrick@free.fr>
Date: Mon, 7 Apr 2008 17:03:16 +0000
Subject: [PATCH] Testcase for pr2169.

llvm-svn: 49344
---
 llvm/test/Analysis/Andersens/2008-04-07-Memcpy.ll | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 llvm/test/Analysis/Andersens/2008-04-07-Memcpy.ll

diff --git a/llvm/test/Analysis/Andersens/2008-04-07-Memcpy.ll b/llvm/test/Analysis/Andersens/2008-04-07-Memcpy.ll
new file mode 100644
index 000000000000..935444991a38
--- /dev/null
+++ b/llvm/test/Analysis/Andersens/2008-04-07-Memcpy.ll
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | opt -anders-aa -gvn | llvm-dis | not grep undef
+; PR2169
+
+declare void @llvm.memcpy.i32(i8*, i8*, i32, i32) nounwind
+declare void @use(i8)
+
+define void @f(i8* %x) {
+entry:
+        %copy = alloca i8               ; <i8*> [#uses=6]
+        call void @llvm.memcpy.i32( i8* %copy, i8* %x, i32 1, i32 4 )
+        %tmp = load i8* %copy           ; <i8> [#uses=1]
+        call void @use(i8 %tmp)
+        ret void
+}