From f36fab3c7b730e0226cf91f040bfc58e61cb4825 Mon Sep 17 00:00:00 2001
From: lemon <lsof@mailbox.org>
Date: Wed, 15 Oct 2025 13:20:11 +0200
Subject: sanity checks

---
 lex.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lex.c')

diff --git a/lex.c b/lex.c
index 2daa0bc..52cd9b8 100644
--- a/lex.c
+++ b/lex.c
@@ -647,6 +647,7 @@ putmac(struct macro *mac)
    uint h, i, n = arraylength(macroht);
    struct macro *slot;
 
+   assert(mac->name);
    i = h = ptrhash(mac->name);
    for (;; ++i) {
       i &= arraylength(macroht) - 1;
-- 
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