bjoernager/rust
bjoernager/rust
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This commit is contained in:
Bastian Kauschke 2020-10-05 01:27:10 +02:00
parent a5d2db4a58
commit f865e3d22f
3 changed files with 44 additions and 9 deletions
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19
compiler/rustc_ast_lowering/src/lib.rs
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@ -538,9 +538,10 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
}
self.visit_fn_ret_ty(&f.decl.output)
}
TyKind::ImplTrait(_, ref bounds) => {
self.with_hir_id_owner(None, |this| {
walk_list!(this, visit_param_bound, bounds);
TyKind::ImplTrait(def_node_id, _) => {
self.lctx.allocate_hir_id_counter(def_node_id);
self.with_hir_id_owner(Some(def_node_id), |this| {
visit::walk_ty(this, t);
});
}
_ => visit::walk_ty(self, t),
@ -1351,10 +1352,14 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
// Add a definition for the in-band `Param`.
let def_id = self.resolver.local_def_id(def_node_id);
let hir_bounds = self.lower_param_bounds(
bounds,
ImplTraitContext::Universal(in_band_ty_params),
);
self.allocate_hir_id_counter(def_node_id);
let hir_bounds = self.with_hir_id_owner(def_node_id, |this| {
this.lower_param_bounds(
bounds,
ImplTraitContext::Universal(in_band_ty_params),
)
});
// Set the name to `impl Bound1 + Bound2`.
let ident = Ident::from_str_and_span(&pprust::ty_to_string(t), span);
in_band_ty_params.push(hir::GenericParam {