Provide a better diagnostic on failure to meet send bound on futures in a foreign...

[rust.git] / compiler / rustc_metadata / src / rmeta / encoder.rs

diff --git a/compiler/rustc_metadata/src/rmeta/encoder.rs b/compiler/rustc_metadata/src/rmeta/encoder.rs
index e967750aebb522c15473b75bd4b035d024b76ab6..74f22e0179c2f2ad1cfe27abf0404ef562d19c2a 100644 (file)
--- a/compiler/rustc_metadata/src/rmeta/encoder.rs
+++ b/compiler/rustc_metadata/src/rmeta/encoder.rs
@@ -1550,16 +1550,17 @@ fn encode_info_for_generic_param(&mut self, def_id: DefId, kind: EntryKind, enco
     fn encode_info_for_closure(&mut self, hir_id: hir::HirId) {
         let def_id = self.tcx.hir().local_def_id(hir_id);
         debug!("EncodeContext::encode_info_for_closure({:?})", def_id);
-
         // NOTE(eddyb) `tcx.type_of(def_id)` isn't used because it's fully generic,
         // including on the signature, which is inferred in `typeck.
-        let ty = self.tcx.typeck(def_id).node_type(hir_id);
-
+        let typeck_result: &'tcx ty::TypeckResults<'tcx> = self.tcx.typeck(def_id);
+        let ty = typeck_result.node_type(hir_id);
         match ty.kind() {
             ty::Generator(..) => {
                 let data = self.tcx.generator_kind(def_id).unwrap();
+                let generator_diagnostic_data = typeck_result.get_generator_diagnostic_data();
                 record!(self.tables.kind[def_id.to_def_id()] <- EntryKind::Generator);
                 record!(self.tables.generator_kind[def_id.to_def_id()] <- data);
+                record!(self.tables.generator_diagnostic_data[def_id.to_def_id()]  <- generator_diagnostic_data);
             }
 
             ty::Closure(..) => {