diff --git a/gcc/rust/resolve/rust-late-name-resolver-2.0.cc b/gcc/rust/resolve/rust-late-name-resolver-2.0.cc index a96dc1ccf34..f2245c98739 100644 --- a/gcc/rust/resolve/rust-late-name-resolver-2.0.cc +++ b/gcc/rust/resolve/rust-late-name-resolver-2.0.cc @@ -18,6 +18,7 @@ #include "optional.h" #include "rust-ast-full.h" +#include "rust-diagnostics.h" #include "rust-hir-map.h" #include "rust-late-name-resolver-2.0.h" #include "rust-default-resolver.h" @@ -247,6 +248,25 @@ Late::visit (AST::PathInExpression &expr) Definition (resolved->get_node_id ())); } +void +Late::visit (AST::LangItemPath &type) +{ + auto &mappings = Rust::Analysis::Mappings::get (); + auto lang_item = mappings.lookup_lang_item_node (type.get_lang_item_kind ()); + + if (!lang_item) + { + rust_fatal_error ( + type.get_locus (), "use of undeclared lang item %qs", + LangItem::ToString (type.get_lang_item_kind ()).c_str ()); + return; + } + + ctx.map_usage (Usage (type.get_node_id ()), Definition (lang_item.value ())); + + DefaultResolver::visit (type); +} + void Late::visit (AST::TypePath &type) { diff --git a/gcc/rust/resolve/rust-late-name-resolver-2.0.h b/gcc/rust/resolve/rust-late-name-resolver-2.0.h index 59077035ce3..98cf09205bf 100644 --- a/gcc/rust/resolve/rust-late-name-resolver-2.0.h +++ b/gcc/rust/resolve/rust-late-name-resolver-2.0.h @@ -46,6 +46,7 @@ class Late : public DefaultResolver // resolutions void visit (AST::IdentifierExpr &) override; void visit (AST::PathInExpression &) override; + void visit (AST::LangItemPath &) override; void visit (AST::TypePath &) override; void visit (AST::StructExprStruct &) override; void visit (AST::StructExprStructBase &) override;