Method code_gen

src/jit/include/megbrain/jit/ast_c.h:144–147

              m_false{std::move(false_)} {}

    std::string code_gen() override {
        return "(" + m_cond->code_gen() + " ? " + m_true->code_gen() + " : " +
               m_false->code_gen() + ")";
    }
};

class DeclFloatAST : public AST {