New testcase, SROA with variable array index

llvm-svn: 17726

llvm/test/Regression/Transforms/ScalarRepl/sroa_two.ll

@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | opt -scalarrepl | llvm-dis
+
+implementation
+
+int %test(int %X) {
+	%Arr = alloca [2 x int]
+	%tmp.0 = getelementptr [2 x int]* %Arr, int 0, int 0
+	store int 1, int* %tmp.0
+	%tmp.1 = getelementptr [2 x int]* %Arr, int 0, int 1
+	store int 2, int* %tmp.1
+
+	;; This should turn into a select instruction.
+	%tmp.3 = getelementptr [2 x int]* %Arr, int 0, int %X
+	%tmp.4 = load int* %tmp.3
+	ret int %tmp.4
+}