diff options
Diffstat (limited to 'compiler/rustc_mir_transform/src')
| -rw-r--r-- | compiler/rustc_mir_transform/src/check_call_recursion.rs | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/compiler/rustc_mir_transform/src/check_call_recursion.rs b/compiler/rustc_mir_transform/src/check_call_recursion.rs index e49723a6c39..cace4cd6bba 100644 --- a/compiler/rustc_mir_transform/src/check_call_recursion.rs +++ b/compiler/rustc_mir_transform/src/check_call_recursion.rs @@ -3,6 +3,7 @@ use std::ops::ControlFlow; use rustc_data_structures::graph::iterate::{ NodeStatus, TriColorDepthFirstSearch, TriColorVisitor, }; +use rustc_hir::LangItem; use rustc_hir::def::DefKind; use rustc_middle::mir::{self, BasicBlock, BasicBlocks, Body, Terminator, TerminatorKind}; use rustc_middle::ty::{self, GenericArg, GenericArgs, Instance, Ty, TyCtxt}; @@ -44,8 +45,7 @@ impl<'tcx> MirLint<'tcx> for CheckDropRecursion { if let DefKind::AssocFn = tcx.def_kind(def_id) && let Some(trait_ref) = tcx.impl_of_method(def_id.to_def_id()).and_then(|def_id| tcx.impl_trait_ref(def_id)) - && let Some(drop_trait) = tcx.lang_items().drop_trait() - && drop_trait == trait_ref.instantiate_identity().def_id + && tcx.is_lang_item(trait_ref.instantiate_identity().def_id, LangItem::Drop) // avoid erroneous `Drop` impls from causing ICEs below && let sig = tcx.fn_sig(def_id).instantiate_identity() && sig.inputs().skip_binder().len() == 1 |