Test More Complicated Lists

Test of indexing lists of lists of lists works.  This also exercises
some operators.

llvm-svn: 140884

1 files changed, 17 insertions, 0 deletions

diff --git a/llvm/test/TableGen/LoLoL.td b/llvm/test/TableGen/LoLoL.td
new file mode 100644
index 00000000000..0307b399bc5
--- /dev/null
+++ b/llvm/test/TableGen/LoLoL.td
@@ -0,0 +1,17 @@
+// RUN: tblgen %s | FileCheck %s
+
+class Base<list<int> v> {
+  list<int> values = v;
+}
+
+class Derived<list<int> v> : Base<!if(!empty(v),[0],v)>;
+
+multiclass Multi<list<list<list<int>>> v> {
+  def ONE : Derived<!if(!empty(v),[]<int>,!if(!empty(!head(v)),[]<int>,v[0][0]))>;
+  def TWO : Derived<!if(!empty(v),[]<int>,!if(!empty(!tail(v)),!if(!empty(!head(v)),[]<int>,v[0][0]),v[1][0]))>;
+}
+
+defm Def : Multi<[[[]],[[1, 2, 3]]]>;
+
+// CHECK: values = [0]
+// CHECK: values = [1, 2, 3]