bjoernager/rust
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Lifetime variance fixes for rustc

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This commit is contained in:
Michael Goulet 2022-05-22 12:48:19 -07:00
parent 4bb4dc4672
commit 1784634a39
22 changed files with 92 additions and 86 deletions
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7
compiler/rustc_middle/src/mir/mod.rs
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@ -13,6 +13,7 @@ use crate::ty::subst::{GenericArg, InternalSubsts, Subst, SubstsRef};
use crate::ty::{self, List, Ty, TyCtxt};
use crate::ty::{AdtDef, InstanceDef, Region, ScalarInt, UserTypeAnnotationIndex};
use rustc_data_structures::captures::Captures;
use rustc_errors::ErrorGuaranteed;
use rustc_hir::def::{CtorKind, Namespace};
use rustc_hir::def_id::{DefId, LocalDefId, CRATE_DEF_ID};
@ -484,7 +485,7 @@ impl<'tcx> Body<'tcx> {
/// Returns an iterator over all user-declared mutable locals.
#[inline]
pub fn mut_vars_iter<'a>(&'a self) -> impl Iterator<Item = Local> + 'a {
pub fn mut_vars_iter<'a>(&'a self) -> impl Iterator<Item = Local> + Captures<'tcx> + 'a {
(self.arg_count + 1..self.local_decls.len()).filter_map(move |index| {
let local = Local::new(index);
let decl = &self.local_decls[local];
@ -498,7 +499,9 @@ impl<'tcx> Body<'tcx> {
/// Returns an iterator over all user-declared mutable arguments and locals.
#[inline]
pub fn mut_vars_and_args_iter<'a>(&'a self) -> impl Iterator<Item = Local> + 'a {
pub fn mut_vars_and_args_iter<'a>(
&'a self,
) -> impl Iterator<Item = Local> + Captures<'tcx> + 'a {
(1..self.local_decls.len()).filter_map(move |index| {
let local = Local::new(index);
let decl = &self.local_decls[local];