unix_native_decorator_fallback.patch

diff --git a/py/compile.c b/py/compile.c
index 6d7e9c4a1..5f820f5aa 100644
--- a/py/compile.c
+++ b/py/compile.c
@@ -853,6 +853,14 @@ static bool compile_built_in_decorator(compiler_t *comp, size_t name_len, mp_par
         *emit_options = MP_EMIT_OPT_NATIVE_PYTHON;
     } else if (attr == MP_QSTR_viper) {
         *emit_options = MP_EMIT_OPT_VIPER;
+    #else
+    } else if (attr == MP_QSTR_native || attr == MP_QSTR_viper) {
+        // MPOS patch: this build has no native emitter (e.g. the unix port
+        // on aarch64/macOS), so treat these optimization hints as bytecode
+        // instead of raising SyntaxError. Otherwise any runtime-loaded app
+        // using @micropython.native/@micropython.viper fails to import on
+        // desktop builds.
+        *emit_options = MP_EMIT_OPT_BYTECODE;
     #endif
         #if MICROPY_EMIT_INLINE_ASM
     #if MICROPY_DYNAMIC_COMPILER