--- /dev/null
+Nullable types
+-----
+<?php
+
+function test(?Foo $bar, ?string $foo) : ?Baz {
+}
+-----
+!!php7
+array(
+ 0: Stmt_Function(
+ byRef: false
+ name: test
+ params: array(
+ 0: Param(
+ type: NullableType(
+ type: Name(
+ parts: array(
+ 0: Foo
+ )
+ )
+ )
+ byRef: false
+ variadic: false
+ name: bar
+ default: null
+ )
+ 1: Param(
+ type: NullableType(
+ type: string
+ )
+ byRef: false
+ variadic: false
+ name: foo
+ default: null
+ )
+ )
+ returnType: NullableType(
+ type: Name(
+ parts: array(
+ 0: Baz
+ )
+ )
+ )
+ stmts: array(
+ )
+ )
+)
\ No newline at end of file