rustc: Add legacy_records field to the type context

Author: catamorphism

src/librustc/middle/ty.rs

@@ -418,6 +418,7 @@ type ctxt =
       mut next_id: uint,
       vecs_implicitly_copyable: bool,
       legacy_modes: bool,
+      legacy_records: bool,
       cstore: metadata::cstore::CStore,
       sess: session::Session,
       def_map: resolve::DefMap,
@@ -984,11 +985,16 @@ fn mk_ctxt(s: session::Session,
            +lang_items: middle::lang_items::LanguageItems,
            crate: @ast::crate) -> ctxt {
     let mut legacy_modes = false;
+    let mut legacy_records = false;
     for crate.node.attrs.each |attribute| {
         match attribute.node.value.node {
             ast::meta_word(ref w) if (*w) == ~"legacy_modes" => {
                 legacy_modes = true;
-                break;
+                if legacy_records { break; }
+            }
+            ast::meta_word(ref w) if (*w) == ~"legacy_records" => {
+                legacy_records = true;
+                if legacy_modes { break; }
             }
             _ => {}
         }
@@ -1003,6 +1009,7 @@ fn mk_ctxt(s: session::Session,
       mut next_id: 0u,
       vecs_implicitly_copyable: vecs_implicitly_copyable,
       legacy_modes: legacy_modes,
+      legacy_records: legacy_records,
       cstore: s.cstore,
       sess: s,
       def_map: dm,