From 5653322e729fd2016556fd1d5e54cde20d3012d8 Mon Sep 17 00:00:00 2001
From: Owen Anderson <resistor@mac.com>
Date: Tue, 3 Jul 2007 23:51:19 +0000
Subject: Add support for performing GVNPRE on GEP instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37862 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Transforms/GVNPRE/gep.ll | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 test/Transforms/GVNPRE/gep.ll

(limited to 'test/Transforms')

diff --git a/test/Transforms/GVNPRE/gep.ll b/test/Transforms/GVNPRE/gep.ll
new file mode 100644
index 0000000..34bc4c7
--- /dev/null
+++ b/test/Transforms/GVNPRE/gep.ll
@@ -0,0 +1,17 @@
+; RUN: llvm-as < %s | opt -gvnpre | llvm-dis | grep b.gvnpre
+
+define i32 @extract({ i32 }* %P) {
+entry:		; preds = %cond_false, %entry
+	br i1 true, label %cond_true, label %cond_false
+
+cond_true:
+  br label %end
+
+cond_false:
+  %a = getelementptr { i32 }* %P, i32 0, i32 0
+  br label %end
+
+end:
+  %b = getelementptr { i32 }* %P, i32 0, i32 0
+  ret i32 0
+}
-- 
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