bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

Add specialized variants of mk_region.

Browse source 
Much like there are specialized variants of `mk_ty`. This will enable
some optimization in the next commit.

Also rename the existing `re_error*` functions as `mk_re_error*`, for
consistency.
This commit is contained in:
Nicholas Nethercote 2023-02-13 13:03:45 +11:00
parent 7439028374
commit cef9004f5a
39 changed files with 196 additions and 173 deletions
Download patch file Download diff file Expand all files Collapse all files

4
compiler/rustc_trait_selection/src/traits/project.rs
View file

@ -767,7 +767,7 @@ impl<'tcx> TypeFolder<TyCtxt<'tcx>> for BoundVarReplacer<'_, 'tcx> {
let universe = self.universe_for(debruijn);
let p = ty::PlaceholderRegion { universe, name: br.kind };
self.mapped_regions.insert(p, br);
self.infcx.tcx.mk_region(ty::RePlaceholder(p))
self.infcx.tcx.mk_re_placeholder(p)
}
_ => r,
}
@ -888,7 +888,7 @@ impl<'tcx> TypeFolder<TyCtxt<'tcx>> for PlaceholderReplacer<'_, 'tcx> {
let db = ty::DebruijnIndex::from_usize(
self.universe_indices.len() - index + self.current_index.as_usize() - 1,
);
self.interner().mk_region(ty::ReLateBound(db, *replace_var))
self.interner().mk_re_late_bound(db, *replace_var)
}
None => r1,
}