From 22d572d7a2c4249371c77e49e8333623d5ec0608 Mon Sep 17 00:00:00 2001
From: vitaut <victor.zverovich@gmail.com>
Date: Tue, 20 Oct 2015 06:23:16 -0700
Subject: [PATCH] Fix potential segfault when exceptions are disabled

---
 format.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/format.cc b/format.cc
index a9c978b9..84447d2f 100644
--- a/format.cc
+++ b/format.cc
@@ -782,7 +782,7 @@ void fmt::BasicWriter<Char>::write_str(
   if (str_size == 0) {
     if (!str_value)
       FMT_THROW(FormatError("string pointer is null"));
-    if (*str_value)
+    else if (*str_value)
       str_size = std::char_traits<StrChar>::length(str_value);
   }
   std::size_t precision = spec.precision_;