Add support for vectors of pointers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145801 91177308-0d34-0410-b5e6-96231b3b80d8

test/Transforms/InstSimplify/vector_gep.ll

@@ -0,0 +1,8 @@
+;RUN: opt -instsimplify %s -disable-output
+declare void @helper(<2 x i8*>)
+define void @test(<2 x i8*> %a) {
+  %A = getelementptr <2 x i8*> %a, <2 x i32> <i32 0, i32 0>
+  call void @helper(<2 x i8*> %A)
+  ret void
+}
+