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-rw-r--r--compiler/rustc_codegen_cranelift/example/alloc_example.rs2
-rw-r--r--compiler/rustc_codegen_cranelift/example/mini_core_hello_world.rs2
2 files changed, 2 insertions, 2 deletions
diff --git a/compiler/rustc_codegen_cranelift/example/alloc_example.rs b/compiler/rustc_codegen_cranelift/example/alloc_example.rs
index 2a9f7e58e01..d0d492e9674 100644
--- a/compiler/rustc_codegen_cranelift/example/alloc_example.rs
+++ b/compiler/rustc_codegen_cranelift/example/alloc_example.rs
@@ -1,4 +1,4 @@
-#![feature(start, core_intrinsics, alloc_prelude, alloc_error_handler)]
+#![feature(start, core_intrinsics, alloc_prelude, alloc_error_handler, box_syntax)]
 #![no_std]
 
 extern crate alloc;
diff --git a/compiler/rustc_codegen_cranelift/example/mini_core_hello_world.rs b/compiler/rustc_codegen_cranelift/example/mini_core_hello_world.rs
index 6e13e4dcbfb..cbfdb3c44f3 100644
--- a/compiler/rustc_codegen_cranelift/example/mini_core_hello_world.rs
+++ b/compiler/rustc_codegen_cranelift/example/mini_core_hello_world.rs
@@ -1,4 +1,4 @@
-#![feature(no_core, lang_items, never_type, linkage, extern_types, thread_local)]
+#![feature(no_core, lang_items, never_type, linkage, extern_types, thread_local, box_syntax)]
 #![no_core]
 #![allow(dead_code, non_camel_case_types)]