diff options
Diffstat (limited to 'gcc/rust/backend/rust-compile-resolve-path.cc')
| -rw-r--r-- | gcc/rust/backend/rust-compile-resolve-path.cc | 73 |
1 files changed, 37 insertions, 36 deletions
diff --git a/gcc/rust/backend/rust-compile-resolve-path.cc b/gcc/rust/backend/rust-compile-resolve-path.cc index 115dd04..f3b9dc2 100644 --- a/gcc/rust/backend/rust-compile-resolve-path.cc +++ b/gcc/rust/backend/rust-compile-resolve-path.cc @@ -105,7 +105,9 @@ ResolvePathRef::attempt_constructor_expression_lookup ( // make the ctor for the union HIR::Expr &discrim_expr = variant->get_discriminant (); + ctx->push_const_context (); tree discrim_expr_node = CompileExpr::Compile (discrim_expr, ctx); + ctx->pop_const_context (); tree folded_discrim_expr = fold_expr (discrim_expr_node); tree qualifier = folded_discrim_expr; @@ -185,13 +187,18 @@ ResolvePathRef::resolve_with_node_id ( } // Handle unit struct + tree resolved_item = error_mark_node; if (lookup->get_kind () == TyTy::TypeKind::ADT) - return attempt_constructor_expression_lookup (lookup, ctx, mappings, - expr_locus); + resolved_item + = attempt_constructor_expression_lookup (lookup, ctx, mappings, + expr_locus); + + if (!error_operand_p (resolved_item)) + return resolved_item; // let the query system figure it out - tree resolved_item = query_compile (ref, lookup, final_segment, mappings, - expr_locus, is_qualified_path); + resolved_item = query_compile (ref, lookup, final_segment, mappings, + expr_locus, is_qualified_path); if (resolved_item != error_mark_node) { TREE_USED (resolved_item) = 1; @@ -207,36 +214,24 @@ ResolvePathRef::resolve (const HIR::PathIdentSegment &final_segment, { TyTy::BaseType *lookup = nullptr; bool ok = ctx->get_tyctx ()->lookup_type (mappings.get_hirid (), &lookup); - rust_assert (ok); + if (!ok) + return error_mark_node; // need to look up the reference for this identifier // this can fail because it might be a Constructor for something // in that case the caller should attempt ResolvePathType::Compile - NodeId ref_node_id = UNKNOWN_NODEID; - if (flag_name_resolution_2_0) - { - auto &nr_ctx - = Resolver2_0::ImmutableNameResolutionContext::get ().resolver (); - - auto resolved = nr_ctx.lookup (mappings.get_nodeid ()); + auto &nr_ctx + = Resolver2_0::ImmutableNameResolutionContext::get ().resolver (); - if (!resolved) - return attempt_constructor_expression_lookup (lookup, ctx, mappings, - expr_locus); + auto resolved = nr_ctx.lookup (mappings.get_nodeid ()); - ref_node_id = *resolved; - } - else - { - if (!ctx->get_resolver ()->lookup_resolved_name (mappings.get_nodeid (), - &ref_node_id)) - return attempt_constructor_expression_lookup (lookup, ctx, mappings, - expr_locus); - } + if (!resolved) + return attempt_constructor_expression_lookup (lookup, ctx, mappings, + expr_locus); return resolve_with_node_id (final_segment, mappings, expr_locus, - is_qualified_path, ref_node_id); + is_qualified_path, *resolved); } tree @@ -259,10 +254,10 @@ HIRCompileBase::query_compile (HirId ref, TyTy::BaseType *lookup, HIR::ExternalItem *resolved_extern_item = hir_extern_item->first; if (!lookup->has_substitutions_defined ()) return CompileExternItem::compile (resolved_extern_item, ctx, nullptr, - true, expr_locus); + expr_locus); else return CompileExternItem::compile (resolved_extern_item, ctx, lookup, - true, expr_locus); + expr_locus); } else { @@ -284,10 +279,10 @@ HIRCompileBase::query_compile (HirId ref, TyTy::BaseType *lookup, { if (!lookup->has_substitutions_defined ()) return CompileInherentImplItem::Compile (resolved_item->first, ctx, - nullptr, true, expr_locus); + nullptr, expr_locus); else return CompileInherentImplItem::Compile (resolved_item->first, ctx, - lookup, true, expr_locus); + lookup, expr_locus); } else if (auto trait_item = ctx->get_mappings ().lookup_hir_trait_item (ref)) @@ -334,11 +329,18 @@ HIRCompileBase::query_compile (HirId ref, TyTy::BaseType *lookup, rust_assert (lookup->is<TyTy::FnType> ()); auto fn = lookup->as<TyTy::FnType> (); rust_assert (fn->get_num_type_params () > 0); - auto &self = fn->get_substs ().at (0); - auto receiver = self.get_param_ty (); + TyTy::SubstitutionParamMapping &self = fn->get_substs ().at (0); + TyTy::BaseGeneric *receiver = self.get_param_ty (); + TyTy::BaseType *r = receiver; + if (!receiver->can_resolve ()) + { + bool ok + = ctx->get_tyctx ()->lookup_type (receiver->get_ref (), &r); + rust_assert (ok); + } + auto candidates - = Resolver::PathProbeImplTrait::Probe (receiver, final_segment, - trait_ref); + = Resolver::PathProbeImplTrait::Probe (r, final_segment, trait_ref); if (candidates.size () == 0) { // this means we are defaulting back to the trait_item if @@ -370,11 +372,10 @@ HIRCompileBase::query_compile (HirId ref, TyTy::BaseType *lookup, if (!lookup->has_substitutions_defined ()) return CompileInherentImplItem::Compile (impl_item, ctx, - nullptr, true, - expr_locus); + nullptr, expr_locus); else return CompileInherentImplItem::Compile (impl_item, ctx, lookup, - true, expr_locus); + expr_locus); } } } |