1// RUN: llvm-tblgen %s | FileCheck %s
2// XFAIL: vg_leak
3
4class Base<list<int> v> {
5  list<int> values = v;
6}
7
8class Derived<list<int> v> : Base<!if(!empty(v),[0],v)>;
9
10multiclass Multi<list<list<list<int>>> v> {
11  def ONE : Derived<!if(!empty(v),[]<int>,!if(!empty(!head(v)),[]<int>,v[0][0]))>;
12  def TWO : Derived<!if(!empty(v),[]<int>,!if(!empty(!tail(v)),!if(!empty(!head(v)),[]<int>,v[0][0]),v[1][0]))>;
13}
14
15defm Def : Multi<[[[]],[[1, 2, 3]]]>;
16
17// CHECK: values = [0]
18// CHECK: values = [1, 2, 3]
19