new testcase

llvm-svn: 8688

llvm/test/Regression/Transforms/IndVarsSimplify/2003-09-23-NotAtTop.ll

@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | opt -indvars  | llvm-dis | grep -C 1 Loop: | grep Canonical
+
+; The indvar simplification code should ensure that the first PHI in the block 
+; is the canonical one!
+
+int %test() {
+	br label %Loop
+Loop:
+	%NonIndvar = phi int [200, %0], [%NonIndvarNext, %Loop]
+	%Canonical = phi int [0, %0], [%CanonicalNext, %Loop]
+
+	%NonIndvarNext = div int %NonIndvar, 2
+	%CanonicalNext = add int %Canonical, 1
+	br label %Loop
+}
+