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-rw-r--r--llvm/test/Transforms/DeadStoreElimination/simple.ll9
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/test/Transforms/DeadStoreElimination/simple.ll b/llvm/test/Transforms/DeadStoreElimination/simple.ll
index f0c140d50a3..0a16603f55d 100644
--- a/llvm/test/Transforms/DeadStoreElimination/simple.ll
+++ b/llvm/test/Transforms/DeadStoreElimination/simple.ll
@@ -11,3 +11,12 @@ define void @test1(i32* %Q, i32* %P) {
; CHECK-NEXT: ret void
}
+; PR8576 - Should delete store of 10 even though p/q are may aliases.
+define void @test2(i32 *%p, i32 *%q) {
+ store i32 10, i32* %p, align 4
+ store i32 20, i32* %q, align 4
+ store i32 30, i32* %p, align 4
+ ret void
+; CHECK: @test2
+; CHECK-NEXT: store i32 20
+}
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