From 92a43192f81c7bb36f122112c632c6b42eb3a311 Mon Sep 17 00:00:00 2001
From: Scott Shawcroft <scott@tannewt.org>
Date: Tue, 31 Aug 2021 13:38:37 -0700
Subject: [PATCH] Fix mpy-cross by providing default

---
 py/qstr.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/py/qstr.c b/py/qstr.c
index 9ea7ab83db..d7b05930f7 100644
--- a/py/qstr.c
+++ b/py/qstr.c
@@ -76,8 +76,10 @@ mp_uint_t qstr_compute_hash(const byte *data, size_t len) {
     }
     return hash;
 }
-
-#if CIRCUITPY_PRECOMPUTE_QSTR_ATTR
+#ifndef CIRCUITPY_PRECOMPUTE_QSTR_ATTR
+#define CIRCUITPY_PRECOMPUTE_QSTR_ATTR (1)
+#endif
+#if CIRCUITPY_PRECOMPUTE_QSTR_ATTR == 1
 const qstr_attr_t mp_qstr_const_attr[MP_QSTRnumber_of] = {
     #ifndef NO_QSTR
 #define QDEF(id, hash, len, str) { hash, len },