From: Chris Lattner <sabre@nondot.org>
Date: Wed, 2 Oct 2002 18:32:38 +0000 (+0000)
Subject: New testcase for a problem discovered in the SPECINT gzip benchmark.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=87d9138f01b73e6a19825738dd18ae22d2e2229e;p=oota-llvm.git

New testcase for a problem discovered in the SPECINT gzip benchmark.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4015 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/Transforms/LevelRaise/2002-10-02-SignExtensionProblem.ll b/test/Transforms/LevelRaise/2002-10-02-SignExtensionProblem.ll
new file mode 100644
index 00000000000..26949f3bd05
--- /dev/null
+++ b/test/Transforms/LevelRaise/2002-10-02-SignExtensionProblem.ll
@@ -0,0 +1,16 @@
+; RUN: if as < %s | opt -raise | dis | grep 4294967295
+; RUN: then exit 1
+; RUN: else exit 0
+; RUN: fi
+
+%length_code = uninitialized global [256 x ubyte]
+
+ubyte* %test(uint %length) {
+	%d = add uint 4294967295, %length
+	%e = cast uint %d to int
+	%g = cast int %e to ulong
+	%j = cast [256 x ubyte]* %length_code to ulong
+	%l = add ulong %j, %g
+	%m = cast ulong %l to ubyte*
+	ret ubyte* %m
+}