Update test suite to nightly-2019-05-23
diff --git a/tests/common/parse.rs b/tests/common/parse.rs
index e0ebd8f..41d192f 100644
--- a/tests/common/parse.rs
+++ b/tests/common/parse.rs
@@ -7,14 +7,12 @@
use self::syntax::parse::{self, ParseSess};
use self::syntax::ptr::P;
use self::syntax::source_map::FilePathMapping;
-use self::syntax_pos::edition::Edition;
-use self::syntax_pos::{hygiene, FileName};
+use self::syntax_pos::FileName;
use std::panic;
pub fn libsyntax_expr(input: &str) -> Option<P<ast::Expr>> {
match panic::catch_unwind(|| {
- hygiene::set_default_edition(Edition::Edition2018);
let sess = ParseSess::new(FilePathMapping::empty());
sess.span_diagnostic.set_continue_after_error(false);
let e = parse::new_parser_from_source_str(