Implement `async gen` blocks

1 files changed, 5 insertions, 1 deletions

diff --git a/compiler/rustc_codegen_ssa/src/mir/locals.rs b/compiler/rustc_codegen_ssa/src/mir/locals.rs
index 378c5401322..7db260c9f5b 100644
--- a/compiler/rustc_codegen_ssa/src/mir/locals.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/locals.rs
@@ -43,7 +43,11 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
                     let local = mir::Local::from_usize(local);
                     let expected_ty = self.monomorphize(self.mir.local_decls[local].ty);
                     if expected_ty != op.layout.ty {
-                        warn!("Unexpected initial operand type. See the issues/114858");
+                        warn!(
+                            "Unexpected initial operand type: expected {expected_ty:?}, found {:?}.\
+                            See <https://github.com/rust-lang/rust/issues/114858>.",
+                            op.layout.ty
+                        );
                     }
                 }
             }