Method operator +

fem/code_generation.cpp:297–297

            }

            virtual CCode operator +(const CCode &c) { return CCode(s+'+'+c.s); }
            virtual CCode operator -(const CCode &c) { return CCode(s+'-'+c.s); }
            virtual CCode operator -() { return CCode('-'+s); }
            virtual CCode operator *(const CCode &c) { return CCode(s+'*'+c.s); }