warning: comparison with string literal results in unspecified behaviour

diff --git a/src/creaImageIOVtkImageReader.cpp b/src/creaImageIOVtkImageReader.cpp
index 0c38827d34066844d0e86983dbb87b77ea1e1f8d..4c70cbd64a4d35c4655070cbcf2005fe0de02306 100644 (file)
--- a/src/creaImageIOVtkImageReader.cpp
+++ b/src/creaImageIOVtkImageReader.cpp
@@ -13,7 +13,10 @@ namespace creaImageIO{
     if (name.size() == 0) 
       {
                  const char *test =mReader->GetDescriptiveName();
-                 if(test != "")
+                 //warning: comparison with string literal results in unspecified behaviour
+                 //if(test != "")
+                 std::string emptyString("");
+                 if(test != emptyString)
                  {
                        SetName ( "toto");// mReader->GetDescriptiveName());
                  }