Normalize struct tail type when checking Pointee trait

2021-12-24 01:41:18 -08:00
parent 77497c74f9
commit 5a1c460898
4 changed files with 61 additions and 10 deletions
--- a/compiler/rustc_middle/src/ty/util.rs
+++ b/compiler/rustc_middle/src/ty/util.rs
@@ -192,7 +192,7 @@ impl<'tcx> TyCtxt<'tcx> {
    pub fn struct_tail_with_normalize(
        self,
        mut ty: Ty<'tcx>,
-        normalize: impl Fn(Ty<'tcx>) -> Ty<'tcx>,
+        mut normalize: impl FnMut(Ty<'tcx>) -> Ty<'tcx>,
    ) -> Ty<'tcx> {
        let recursion_limit = self.recursion_limit();
        for iteration in 0.. {