FGPUIDialog: fix reading from already free'd memory.

[flightgear.git] / src / FDM / YASim / YASim.cxx

diff --git a/src/FDM/YASim/YASim.cxx b/src/FDM/YASim/YASim.cxx
index 97c297cb70f582d56c34d532fb0aaa7083abce36..d82d14398c0a2628430360ae2f0266a10a956e15 100644 (file)
--- a/src/FDM/YASim/YASim.cxx
+++ b/src/FDM/YASim/YASim.cxx
@@ -32,6 +32,7 @@
 #include "YASim.hxx"
 
 using namespace yasim;
+using std::string;
 
 static const float YASIM_PI = 3.14159265358979323846;
 static const float RAD2DEG = 180/YASIM_PI;