X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fsupport%2Fqstring_helpers.cpp;h=4f63167b4305f665e9cb04403b346a94054a73ee;hb=8d640dc77608bedddb5b00982c23665584f52d21;hp=ded445fc72992efb38f64486e2a7a9b5cc7da2a1;hpb=9f9d9500c0825020844da261eb2e86922355aedb;p=lyx.git

diff --git a/src/support/qstring_helpers.cpp b/src/support/qstring_helpers.cpp
index ded445fc72..4f63167b43 100644
--- a/src/support/qstring_helpers.cpp
+++ b/src/support/qstring_helpers.cpp
@@ -12,6 +12,9 @@
 
 #include <config.h>
 
+#include "support/qstring_helpers.h"
+
+#include "support/debug.h"
 #include "support/docstring.h"
 
 #include <QString>
@@ -19,6 +22,12 @@
 
 namespace lyx {
 
+LyXErr & operator<<(LyXErr & err, QString const & str)
+{
+	return err << fromqstr(str);
+}
+
+
 QString toqstr(char const * str)
 {
 	return QString::fromUtf8(str);
@@ -34,6 +43,8 @@ QString toqstr(docstring const & ucs4)
 {
 	// If possible we let qt do the work, since this version does not
 	// need to be superfast.
+	if (ucs4.empty())
+		return QString();
 	return QString::fromUcs4((uint const *)ucs4.data(), ucs4.length());
 }