private CompilerParameters CloneCompilerParameters() {
CompilerParameters copy = new CompilerParameters();
copy.IncludeDebugInformation = _compilerParams.IncludeDebugInformation;
copy.TreatWarningsAsErrors = _compilerParams.TreatWarningsAsErrors;
copy.WarningLevel = _compilerParams.WarningLevel;
copy.CompilerOptions = _compilerParams.CompilerOptions;
return copy;
}