From 09d0d6b4ffc44ad033e282a91366c31ca7860947 Mon Sep 17 00:00:00 2001
From: Marcelo Matus <mmatus@acms.arizona.edu>
Date: Wed, 3 May 2006 22:31:23 +0000
Subject: [PATCH] fix empty std::string case, reported by Daniel Moore

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@9076 626c5289-ae23-0410-ae9c-e8d60b6d4f22
---
 Lib/typemaps/std_strings.swg | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Lib/typemaps/std_strings.swg b/Lib/typemaps/std_strings.swg
index e9c23ba91..ae934c182 100644
--- a/Lib/typemaps/std_strings.swg
+++ b/Lib/typemaps/std_strings.swg
@@ -40,7 +40,11 @@ SWIG_AsPtr_dec(String)(SWIG_Object obj, String **val)
 SWIGINTERNINLINE SWIG_Object
 SWIG_From_dec(String)(const String& s)
 {
-  return SWIG_FromCharPtrAndSize(s.data(), s.size());
+  if (s.size()) {
+    return SWIG_FromCharPtrAndSize(s.data(), s.size());
+  } else {
+    return SWIG_FromCharPtrAndSize("", 1);
+  }
 }
 }
 %enddef