1 files changed, 6 insertions, 0 deletions

diff --git a/src/lj_lex.h b/src/lj_lex.h
index 8665aa2a..e1b5610b 100644
--- a/src/lj_lex.h
+++ b/src/lj_lex.h
@@ -84,4 +84,10 @@ LJ_FUNC const char *lj_lex_token2str(LexState *ls, LexToken tok);
 LJ_FUNC_NORET void lj_lex_error(LexState *ls, LexToken tok, ErrMsg em, ...);
 LJ_FUNC void lj_lex_init(lua_State *L);
 
+#ifdef LUA_USE_ASSERT
+#define lj_assertLS(c, ...)     (lj_assertG_(G(ls->L), (c), __VA_ARGS__))
+#else
+#define lj_assertLS(c, ...)     ((void)ls)
+#endif
+
 #endif