New testcase for PR491

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19178 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 10 insertions, 0 deletions

diff --git a/test/Transforms/DeadStoreElimination/2004-12-28-PartialStore.ll b/test/Transforms/DeadStoreElimination/2004-12-28-PartialStore.ll
new file mode 100644
index 0000000000..c28e79e554
--- /dev/null
+++ b/test/Transforms/DeadStoreElimination/2004-12-28-PartialStore.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | opt -dse | llvm-dis | grep 'store int 1234567'
+
+int %test() {
+	%V = alloca int
+	store int 1234567, int* %V
+	%V2 = cast int* %V to sbyte*
+	store sbyte 0, sbyte* %V2
+	%X = load int* %V
+	ret int %X
+}