From: Chris Lattner <sabre@nondot.org>
Date: Sun, 14 Dec 2008 21:20:46 +0000 (+0000)
Subject: another random testcase that shouldn't crash gvn and is
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5c6d91c1d1bd04d032e1d94266045676c2b27f5a;p=oota-llvm.git

another random testcase that shouldn't crash gvn and is
good for coverage with future changes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61011 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/Transforms/GVN/2008-12-14-rle-reanalyze.ll b/test/Transforms/GVN/2008-12-14-rle-reanalyze.ll
new file mode 100644
index 00000000000..9bcfcac1ccd
--- /dev/null
+++ b/test/Transforms/GVN/2008-12-14-rle-reanalyze.ll
@@ -0,0 +1,18 @@
+; RUN: llvm-as < %s | opt -gvn | llvm-dis
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
+target triple = "i386-apple-darwin7"
+@sort_value = external global [256 x i32], align 32		; <[256 x i32]*> [#uses=2]
+
+define i32 @Quiesce(i32 %alpha, i32 %beta, i32 %wtm, i32 %ply) nounwind {
+entry:
+	br label %bb22
+
+bb22:		; preds = %bb23, %bb22, %entry
+	br i1 false, label %bb23, label %bb22
+
+bb23:		; preds = %bb23, %bb22
+	%sortv.233 = phi i32* [ getelementptr ([256 x i32]* @sort_value, i32 0, i32 0), %bb22 ], [ %sortv.2, %bb23 ]		; <i32*> [#uses=1]
+	%0 = load i32* %sortv.233, align 4		; <i32> [#uses=0]
+	%sortv.2 = getelementptr [256 x i32]* @sort_value, i32 0, i32 0		; <i32*> [#uses=1]
+	br i1 false, label %bb23, label %bb22
+}