From 32135c9f1e9defd884b7cc1157722678ba4994d2 Mon Sep 17 00:00:00 2001
From: Kimplul <kimi.h.kuparinen@gmail.com>
Date: Wed, 16 Sep 2026 16:50:17 +0300
Subject: silence overflow warning

---
 include/conts/sp.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/conts/sp.h b/include/conts/sp.h
index 2f88293..f760fd3 100644
--- a/include/conts/sp.h
+++ b/include/conts/sp.h
@@ -6,6 +6,7 @@
 #include <string.h>
 #include <assert.h>
 #include <stdlib.h>
+#include <stdint.h>
 #include <stdio.h>
 #include "conts.h"
 
@@ -97,6 +98,8 @@ static inline void SP(trunc)(struct SP_STRUCT *s)
 
 static inline int SP(append_strn)(struct SP_STRUCT *s, const char *buf, size_t n)
 {
+	/* check for overflows, silences a gcc warning at least */
+	assert(s->l < SIZE_MAX - n);
 	size_t nl = s->l + n;
 
 	/* we can fit into the static buffer */
-- 
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