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-rw-r--r--compiler/rustc_hir_typeck/src/coercion.rs2
-rw-r--r--compiler/rustc_span/src/symbol.rs1
2 files changed, 2 insertions, 1 deletions
diff --git a/compiler/rustc_hir_typeck/src/coercion.rs b/compiler/rustc_hir_typeck/src/coercion.rs
index 9ebb5f95f05..4165fa7f07d 100644
--- a/compiler/rustc_hir_typeck/src/coercion.rs
+++ b/compiler/rustc_hir_typeck/src/coercion.rs
@@ -1139,7 +1139,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
                         // are the same function and their parameters have a LUB.
                         match self.commit_if_ok(|_| {
                             self.at(cause, self.param_env).lub(
-                                DefineOpaqueTypes::No,
+                                DefineOpaqueTypes::Yes,
                                 prev_ty,
                                 new_ty,
                             )
diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs
index 8abf42e2c13..99591b5e144 100644
--- a/compiler/rustc_span/src/symbol.rs
+++ b/compiler/rustc_span/src/symbol.rs
@@ -192,6 +192,7 @@ symbols! {
         Duration,
         Encodable,
         Encoder,
+        Enumerate,
         Eq,
         Equal,
         Err,