1 files changed, 6 insertions, 0 deletions
diff --git a/py/modgc.c b/py/modgc.c
index 03b520b949..03a41358c3 100644
--- a/py/modgc.c
+++ b/py/modgc.c
@@ -37,9 +37,15 @@
 
 #if MICROPY_PY_GC && MICROPY_ENABLE_GC
 
+extern uint gc_collected;
+
 STATIC mp_obj_t py_gc_collect(void) {
     gc_collect();
+#if MICROPY_PY_GC_COLLECT_RETVAL
+    return MP_OBJ_NEW_SMALL_INT(gc_collected);
+#else
     return mp_const_none;
+#endif
 }
 MP_DEFINE_CONST_FUN_OBJ_0(gc_collect_obj, py_gc_collect);