From 22d06312a903be84ff9ec6ad64500e5ed24a0c94 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sun, 8 May 2005 21:41:18 +0000
Subject: [PATCH] new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21787 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Transforms/Reassociate/mul-neg-add.ll | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 test/Transforms/Reassociate/mul-neg-add.ll

diff --git a/test/Transforms/Reassociate/mul-neg-add.ll b/test/Transforms/Reassociate/mul-neg-add.ll
new file mode 100644
index 00000000000..79eeb198ac7
--- /dev/null
+++ b/test/Transforms/Reassociate/mul-neg-add.ll
@@ -0,0 +1,8 @@
+; RUN: llvm-as < %s | opt -reassociate -instcombine | llvm-dis | not grep 'sub int 0'
+
+int %test(int %X, int %Y, int %Z) {
+	%A = sub int 0, %X
+	%B = mul int %A, %Y
+	%C = add int %B, %Z   ; (-X)*Y + Z -> Z-X*Y
+	ret int %C
+}