Use `OnceCell` instead of `Once`

diff --git a/clippy_lints/src/missing_inline.rs b/clippy_lints/src/missing_inline.rs
index 5300fd2215b391a7c2c40a52e30d34484893de12..3ad3d5aee4d4a9a075bb3b1c23fcef58124f3ab6 100644 (file)
--- a/clippy_lints/src/missing_inline.rs
+++ b/clippy_lints/src/missing_inline.rs
@@ -71,7 +71,7 @@ fn check_missing_inline_attrs(cx: &LateContext<'_, '_>, attrs: &[ast::Attribute]
 fn is_executable(cx: &LateContext<'_, '_>) -> bool {
     use rustc_session::config::CrateType;
 
-    cx.tcx.sess.crate_types.get().iter().any(|t: &CrateType| match t {
+    cx.tcx.sess.crate_types().iter().any(|t: &CrateType| match t {
         CrateType::Executable => true,
         _ => false,
     })