add FIXME for things that I couldn't find ways to trigger

2022-11-22 12:20:05 +00:00
parent 4833ce8673
commit e58b932daf
2 changed files with 5 additions and 3 deletions
--- a/compiler/rustc_trait_selection/src/traits/const_evaluatable.rs
+++ b/compiler/rustc_trait_selection/src/traits/const_evaluatable.rs
@@ -31,6 +31,7 @@ pub fn is_const_evaluatable<'tcx>(
    let tcx = infcx.tcx;
    let uv = match ct.kind() {
        ty::ConstKind::Unevaluated(uv) => uv,
+        // FIXME(generic_const_exprs): this seems wrong but I couldn't find a way to get this to trigger
        ty::ConstKind::Expr(_) => bug!("unexpected expr in `is_const_evaluatable: {ct:?}"),
        ty::ConstKind::Param(_)
        | ty::ConstKind::Bound(_, _)