catch exceptions by ref

lib/LatAnalyze/Core/MathInterpreter.cpp

@@ -36,7 +36,7 @@ unsigned int RunContext::addFunction(const string &name, DoubleFunction *init)
         
         return getFunctionAddress(name);
     }
-    catch (Exceptions::Definition)
+    catch (Exceptions::Definition &)
     {
         unsigned int address = fTable_.size();
         
@@ -55,7 +55,7 @@ unsigned int RunContext::addVariable(const string &name, double init)
         
         return getVariableAddress(name);
     }
-    catch (Exceptions::Definition)
+    catch (Exceptions::Definition &)
     {
         unsigned int address = vTable_.size();
         
@@ -92,7 +92,7 @@ unsigned int RunContext::getFunctionAddress(const string &name) const
     {
         return fTable_.at(name);
     }
-    catch (out_of_range)
+    catch (out_of_range &)
     {
         LATAN_ERROR(Definition, "undefined function '" + name + "'");
     }
@@ -139,7 +139,7 @@ unsigned int RunContext::getVariableAddress(const string &name) const
     {
         return vTable_.at(name);
     }
-    catch (out_of_range)
+    catch (out_of_range &)
     {
         LATAN_ERROR(Definition, "undefined variable '" + name + "'");
     }
@@ -449,7 +449,7 @@ try\
 {\
     address = (table).at(name);\
 }\
-catch (out_of_range)\
+catch (out_of_range &)\
 {\
     address         = (table).size();\
     (table)[(name)] = address;\

lib/LatAnalyze/Io/File.hpp

@@ -105,12 +105,12 @@ const IoT& File::getData(const std::string &name) const
     {
         return dynamic_cast<const IoT &>(*(data_.at(name)));
     }
-    catch(std::out_of_range)
+    catch (std::out_of_range &)
     {
         LATAN_ERROR(Definition, "no data with name '" + name + "' in file "
                     + name_);
     }
-    catch(std::bad_cast)
+    catch (std::bad_cast &)
     {
         LATAN_ERROR(Definition, "data with name '" + name + "' in file "
                     + name_ + " does not have type '" + typeid(IoT).name()

utils/sample-combine.cpp

@@ -75,7 +75,7 @@ void loadAndCheck(vector<DMatSample> &sample, const vector<string> &fileName)
                 gotSize = true;
             }
         }
-        catch (Exceptions::Definition)
+        catch (Exceptions::Definition &)
         {
             failed.insert(i);
         }
@@ -233,7 +233,7 @@ int main(int argc, char *argv[])
     {
         process<DSample>(outFileName, fileName, code);
     }
-    catch (Exceptions::Definition)
+    catch (Exceptions::Definition &)
     {
         process<DMatSample>(outFileName, fileName, code);
     }