memory leak fixed in case od duplicate fields

configure/RELEASE

@@ -22,7 +22,7 @@ TEMPLATE_TOP=$(EPICS_BASE)/templates/makeBaseApp/top
 #SNCSEQ=$(EPICS_BASE)/../modules/soft/seq
 
 # EPICS_BASE usually appears last so other apps can override stuff:
-EPICS_BASE=/home/install/epics/base
+EPICS_BASE=/opt/epics/base
 
 #Capfast users may need the following definitions
 #CAPFAST_TEMPLATES=

pvDataApp/factory/FieldCreateFactory.cpp

@@ -105,6 +105,7 @@ Structure::Structure (String fieldName,
             if(result==0) {
                 String  message("duplicate fieldName ");
                 message += name;
+                delete[] fields;
                 throw std::invalid_argument(message);
             }
         }