New testcase for scalar promotion

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5611 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/LICM/scalar_promote.ll b/test/Transforms/LICM/scalar_promote.ll
index 817492e2d99fab69014c7065b9ba3879fb035ba1..01c25c8cebb164d18eaa7a4a9762d2d56e647446 100644 (file)
--- a/test/Transforms/LICM/scalar_promote.ll
+++ b/test/Transforms/LICM/scalar_promote.ll
@@ -19,3 +19,18 @@ Loop:
 Out:
        ret void
 }
+
+void %testhard(int %i) {
+       br label %Loop
+Loop:
+       %X1 = getelementptr int* %X, long 0
+       %A = load int* %X1 ; Aliases X, needs to be rewritten
+       %V = add int %A, 1
+       %X2 = getelementptr int* %X, long 0
+       store int %V, int* %X2
+       br bool false, label %Loop, label %Exit
+
+Exit:
+       ret void
+
+}