1 files changed, 2 insertions, 0 deletions
diff --git a/py/lexer.h b/py/lexer.h
index b302cb2db1..24cae1e252 100644
--- a/py/lexer.h
+++ b/py/lexer.h
@@ -176,3 +176,5 @@ typedef enum {
 
 mp_import_stat_t mp_import_stat(const char *path);
 mp_lexer_t *mp_lexer_new_from_file(const char *filename);
+
+extern uint mp_optimise_value;