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Remove outdated FIXME

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This commit is contained in:
Dylan MacKenzie 2020-02-07 12:32:49 -08:00
parent c8f0abb51c
commit 9a3682438d
1 changed files with 0 additions and 2 deletions
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src/librustc_mir/const_eval/fn_queries.rs
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@ -26,8 +26,6 @@ pub fn is_const_fn(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
/// Whether the `def_id` is an unstable const fn and what feature gate is necessary to enable it
pub fn is_unstable_const_fn(tcx: TyCtxt<'_>, def_id: DefId) -> Option<Symbol> {
// FIXME: check for `rustc_const_unstable` on the containing impl. This should be done by
// propagating it down so it is return by the `lookup_const_stability` query.
if tcx.is_const_fn_raw(def_id) {
let const_stab = tcx.lookup_const_stability(def_id)?;
if const_stab.level.is_unstable() { Some(const_stab.feature) } else { None }