make the indvar obviously non-canonical


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9070 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Transforms/LoopSimplify/single-backedge.ll b/test/Transforms/LoopSimplify/single-backedge.ll
index 63fa33a..be3d182 100644
--- a/test/Transforms/LoopSimplify/single-backedge.ll
+++ b/test/Transforms/LoopSimplify/single-backedge.ll
@@ -7,7 +7,7 @@
 int %test(bool %C) {
 	br label %Loop
 Loop:
-	%IV = phi uint [0, %0], [%IV2, %BE1], [%IV2, %BE2]
+	%IV = phi uint [1, %0], [%IV2, %BE1], [%IV2, %BE2]
 	%IV2 = add uint %IV, 2
 	br bool %C, label %BE1, label %BE2
 BE1: