rust/compiler/rustc_mir
David Tolnay 41baa090ad
Skip dropck::check_drop_impl in is_const_item_without_destructor
adt_destructor by default also validates the Drop impl using
dropck::check_drop_impl, which contains an expect_local(). This
leads to ICE in check_const_item_mutation if the const's type is
not a local type.

    thread 'rustc' panicked at 'DefId::expect_local: `DefId(5:4805 ~ alloc[d7e9]::vec::{impl#50})` isn't local', compiler/rustc_span/src/def_id.rs:174:43
    stack backtrace:
       0: rust_begin_unwind
       1: rustc_span::def_id::DefId::expect_local::{{closure}}
       2: rustc_typeck::check::dropck::check_drop_impl
       3: rustc_middle::ty::util::<impl rustc_middle::ty::context::TyCtxt>::calculate_dtor::{{closure}}
       4: rustc_middle::ty::trait_def::<impl rustc_middle::ty::context::TyCtxt>::for_each_relevant_impl
       5: rustc_middle::ty::util::<impl rustc_middle::ty::context::TyCtxt>::calculate_dtor
       6: rustc_typeck::check::adt_destructor
       7: rustc_middle::ty::query::<impl rustc_query_system::query::config::QueryAccessors<rustc_middle::ty::context::TyCtxt> for rustc_middle::ty::query::queries::adt_destructor>::compute
       8: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
       9: rustc_query_system::query::plumbing::get_query_impl
      10: rustc_mir::transform::check_const_item_mutation::ConstMutationChecker::is_const_item_without_destructor
2020-09-30 21:58:13 -07:00
..
src Skip dropck::check_drop_impl in is_const_item_without_destructor 2020-09-30 21:58:13 -07:00
Cargo.toml update the version of itertools and parking_lot 2020-09-12 08:26:53 +02:00