rustc: Implement simple uses of &trait

1 files changed, 11 insertions, 0 deletions

diff --git a/src/rustc/metadata/encoder.rs b/src/rustc/metadata/encoder.rs
index 87ef3b4749c..597640ef410 100644
--- a/src/rustc/metadata/encoder.rs
+++ b/src/rustc/metadata/encoder.rs
@@ -34,6 +34,7 @@ export metadata_encoding_version;
 export def_to_str;
 export encode_ctxt;
 export write_type;
+export write_vstore;
 export encode_def_id;
 
 type abbrev_map = map::HashMap<ty::t, tyencode::ty_abbrev>;
@@ -180,6 +181,16 @@ fn write_type(ecx: @encode_ctxt, ebml_w: ebml::Writer, typ: ty::t) {
     tyencode::enc_ty(ebml_w.writer, ty_str_ctxt, typ);
 }
 
+fn write_vstore(ecx: @encode_ctxt, ebml_w: ebml::Writer, vstore: ty::vstore) {
+    let ty_str_ctxt =
+        @{diag: ecx.diag,
+          ds: def_to_str,
+          tcx: ecx.tcx,
+          reachable: |a| reachable(ecx, a),
+          abbrevs: tyencode::ac_use_abbrevs(ecx.type_abbrevs)};
+    tyencode::enc_vstore(ebml_w.writer, ty_str_ctxt, vstore);
+}
+
 fn encode_type(ecx: @encode_ctxt, ebml_w: ebml::Writer, typ: ty::t) {
     ebml_w.start_tag(tag_items_data_item_type);
     write_type(ecx, ebml_w, typ);