Introduce TypeVisitor::BreakTy

2020-11-05 17:30:39 +01:00
parent 30e49a9ead
commit e0f3119103
31 changed files with 157 additions and 128 deletions
--- a/compiler/rustc_mir/src/util/pretty.rs
+++ b/compiler/rustc_mir/src/util/pretty.rs
@@ -640,7 +640,7 @@ pub fn write_allocations<'tcx>(
    }
    struct CollectAllocIds(BTreeSet<AllocId>);
    impl<'tcx> TypeVisitor<'tcx> for CollectAllocIds {
-        fn visit_const(&mut self, c: &'tcx ty::Const<'tcx>) -> ControlFlow<()> {
+        fn visit_const(&mut self, c: &'tcx ty::Const<'tcx>) -> ControlFlow<Self::BreakTy> {
            if let ty::ConstKind::Value(val) = c.val {
                self.0.extend(alloc_ids_from_const(val));
            }