Andreas' patch to prevent crash on click on previewd inset

[lyx.git] / src / mathed / math_streamstr.C

diff --git a/src/mathed/math_streamstr.C b/src/mathed/math_streamstr.C
index 23bba271e3dd9ac7310a186fc7a8b338a2aa5252..5208ba7592b5e2440b46267f14a76806c3790ff2 100644 (file)
--- a/src/mathed/math_streamstr.C
+++ b/src/mathed/math_streamstr.C
@@ -12,6 +12,9 @@
 
 #include "math_streamstr.h"
 #include "math_mathmlstream.h"
+#include "support/std_ostream.h"
+
+using std::string;
 
 
 WriteStream & operator<<(WriteStream & ws, string const & s)