Take functions by value

2020-10-09 17:22:25 +02:00
parent 9a8ca69602
commit 0d27b765a6
4 changed files with 4 additions and 4 deletions
--- a/compiler/rustc_middle/src/ty/util.rs
+++ b/compiler/rustc_middle/src/ty/util.rs
@@ -341,7 +341,7 @@ impl<'tcx> TyCtxt<'tcx> {
    pub fn calculate_dtor(
        self,
        adt_did: DefId,
-        validate: &mut dyn FnMut(Self, DefId) -> Result<(), ErrorReported>,
+        validate: impl Fn(Self, DefId) -> Result<(), ErrorReported>,
    ) -> Option<ty::Destructor> {
        let drop_trait = self.lang_items().drop_trait()?;
        self.ensure().coherent_trait(drop_trait);