From 8ba91c12fea7af3548b762670e4184a93be7c444 Mon Sep 17 00:00:00 2001
From: q66 <daniel@octaforge.org>
Date: Wed, 5 Aug 2015 21:58:06 +0100
Subject: [PATCH] string clear check

---
 ostd/string.hh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ostd/string.hh b/ostd/string.hh
index dbc75d4..8f8a100 100644
--- a/ostd/string.hh
+++ b/ostd/string.hh
@@ -331,6 +331,7 @@ public:
     }
 
     void clear() {
+        if (!p_len) return;
         p_len = 0;
         *p_buf.first() = '\0';
     }