diff --git a/compiler/rustc_codegen_gcc/example/mini_core.rs b/compiler/rustc_codegen_gcc/example/mini_core.rs
index 3432852034325..db94bc1c86af9 100644
--- a/compiler/rustc_codegen_gcc/example/mini_core.rs
+++ b/compiler/rustc_codegen_gcc/example/mini_core.rs
@@ -4,7 +4,7 @@
     thread_local
 )]
 #![no_core]
-#![allow(dead_code, internal_features)]
+#![allow(dead_code, internal_features, ambiguous_wide_pointer_comparisons)]
 
 #[no_mangle]
 unsafe extern "C" fn _Unwind_Resume() {