message: Fix deprecation warning
  Summary:
  Warning appeared when we upgraded rust toolchain.
  It was muted during upgrade, fix it now.
diff: * limitations under the License.
  */
  -// TODO(nga): fix.
  -#![allow(deprecated_where_clause_location)]
  -
  //! Call-related bytecode interpreter code.
  use std::{
  @@ -169,9 +166,9 @@ impl<S: ArgSymbol> BcCallArgs<S> for BcCallArgsPos {
  impl BcCallArgsForDef for BcCallArgsFull<ResolvedArgName> {
  type Args<'v, 'a>
  - where
  + = ArgumentsFull<'v, 'a, ResolvedArgName> where
  'v: 'a,
  - = ArgumentsFull<'v, 'a, ResolvedArgName>;
  + ;
  #[inline]
  fn pop_from_stack<'a, 'v>(
  @@ -193,10 +190,7 @@ impl BcCallArgsForDef for BcCallArgsFull<ResolvedArgName> {
  }
  impl BcCallArgsForDef for BcCallArgsPos {
  - type Args<'v, 'a>
  - where
  - 'v: 'a,
  - = ArgumentsPos<'v, 'a, ResolvedArgName>;
  + type Args<'v, 'a> = ArgumentsPos<'v, 'a, ResolvedArgName> where 'v: 'a;
  #[inline]
  fn pop_from_stack<'a, 'v>(
  