1 files changed, 12 insertions, 0 deletions

diff --git a/crates/ide/src/syntax_highlighting/tests.rs b/crates/ide/src/syntax_highlighting/tests.rs
index dd43f9dd9..2b667b0d4 100644
--- a/crates/ide/src/syntax_highlighting/tests.rs
+++ b/crates/ide/src/syntax_highlighting/tests.rs
@@ -84,11 +84,21 @@ fn foo<'a, T>() -> T {
     foo::<'a, i32>()
 }
 
+fn never() -> ! {
+    loop {}
+}
+
 use ops::Fn;
 fn baz<F: Fn() -> ()>(f: F) {
     f()
 }
 
+fn foobar() -> impl Copy {}
+
+fn foo() {
+    let bar = foobar();
+}
+
 macro_rules! def_fn {
     ($($tt:tt)*) => {$($tt)*}
 }
@@ -153,6 +163,8 @@ fn main() {
 
     let baz = -42;
     let baz = -baz;
+
+    let _ = !true;
 }
 
 enum Option<T> {