From f7d11a93cbdf508f4c6d0fe2f1ad71e3bcf300d2 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Wed, 20 Jun 2001 23:05:53 +0000
Subject: [PATCH] New test case

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/intervals.ll | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 test/intervals.ll

diff --git a/test/intervals.ll b/test/intervals.ll
new file mode 100644
index 00000000000..e355ff8e2a0
--- /dev/null
+++ b/test/intervals.ll
@@ -0,0 +1,29 @@
+implementation
+
+;; This is a simple nested loop to test interval construction
+
+int "loop test"(int %i, int %j)
+begin
+Start:
+	%j1 = add int 0, 0
+	br label %L1Header
+
+L1Header:
+	%j2 = phi int [%j1, %Start], [%j3, %L2Done]
+
+	%i1 = add int 0, 0             ; %i1 = 0
+	br label %L2Body
+L2Body:
+	%i2 = phi int [%i1, %L1Header], [%i3, %L2Body]
+	%i3 = add int %i2, 1
+	%L2Done = seteq int %i3, 10
+	br bool %L2Done, label %L2Done, label %L2Body
+L2Done:
+	%j3 = add int %j2, %i3
+	%L1Done = seteq int %j3, 100
+	br bool %L1Done, label %L1Done, label %L1Header
+
+L1Done:
+	ret int %j3
+end
+