// File: ArashPartow[P]exprtk/./exprtk.hpp
// Function: exprtk::parser<double>::expression_generator<double>::synthesize_uvouv_expression(exprtk::details::operator_type const&, exprtk::details::expression_node<double>* (&) [2])
inline expression_node_ptr synthesize_uvouv_expression(const details::operator_type& operation, expression_node_ptr (&branch)[2])
         {
            // Definition: uv o uv
            details::operator_type o0 = static_cast<details::uv_base_node<Type>*>(branch[0])->operation();
            details::operator_type o1 = static_cast<details::uv_base_node<Type>*>(branch[1])->operation();
            const Type& v0 = static_cast<details::uv_base_node<Type>*>(branch[0])->v();
            const Type& v1 = static_cast<details::uv_base_node<Type>*>(branch[1])->v();
            unary_functor_t u0 = reinterpret_cast<unary_functor_t> (0);
            unary_functor_t u1 = reinterpret_cast<unary_functor_t> (0);
            binary_functor_t f = reinterpret_cast<binary_functor_t>(0);

            if (!valid_operator(o0,u0))
               return error_node();
            else if (!valid_operator(o1,u1))
               return error_node();
            else if (!valid_operator(operation,f))
               return error_node();

            expression_node_ptr result = error_node();

            if (
                 (details::e_neg == o0) &&
                 (details::e_neg == o1)
               )
            {
               switch (operation)
               {
                  // (-v0 + -v1) --> -(v0 + v1)
                  case details::e_add : result = (*this)(details::e_neg,
                                                    node_allocator_->
                                                       allocate_rr<typename details::
                                                          vov_node<Type,details::add_op<Type> > >(v0, v1));
                                        exprtk_debug(("(-v0 + -v1) --> -(v0 + v1)\n"));
                                        break;

                  // (-v0 - -v1) --> (v1 - v0)
                  case details::e_sub : result = node_allocator_->
                                                    allocate_rr<typename details::
                                                       vov_node<Type,details::sub_op<Type> > >(v1, v0);
                                        exprtk_debug(("(-v0 - -v1) --> (v1 - v0)\n"));
                                        break;

                  // (-v0 * -v1) --> (v0 * v1)
                  case details::e_mul : result = node_allocator_->
                                                    allocate_rr<typename details::
                                                       vov_node<Type,details::mul_op<Type> > >(v0, v1);
                                        exprtk_debug(("(-v0 * -v1) --> (v0 * v1)\n"));
                                        break;

                  // (-v0 / -v1) --> (v0 / v1)
                  case details::e_div : result = node_allocator_->
                                                    allocate_rr<typename details::
                                                       vov_node<Type,details::div_op<Type> > >(v0, v1);
                                        exprtk_debug(("(-v0 / -v1) --> (v0 / v1)\n"));
                                        break;

                  default             : break;
               }
            }

            if (0 == result)
            {
               result = node_allocator_->
                            allocate_rrrrr<typename details::uvouv_node<Type> >(v0, v1, u0, u1, f);
            }

            details::free_all_nodes(*node_allocator_,branch);
            return result;
         }

// Assembly:
subq $0x78, %rsp
movq %rdi, 0x68(%rsp)
movq %rsi, 0x60(%rsp)
movq %rdx, 0x58(%rsp)
movq 0x68(%rsp), %rax
movq %rax, 0x10(%rsp)
movq 0x58(%rsp), %rax
movq (%rax), %rdi
movq (%rdi), %rax
callq *0x38(%rax)
movl %eax, 0x54(%rsp)
movq 0x58(%rsp), %rax
movq 0x8(%rax), %rdi
movq (%rdi), %rax
callq *0x38(%rax)
movl %eax, 0x50(%rsp)
movq 0x58(%rsp), %rax
movq (%rax), %rdi
movq (%rdi), %rax
callq *0x40(%rax)
movq %rax, 0x48(%rsp)
movq 0x58(%rsp), %rax
movq 0x8(%rax), %rdi
movq (%rdi), %rax
callq *0x40(%rax)
movq 0x10(%rsp), %rdi
movq %rax, 0x40(%rsp)
movq $0x0, 0x38(%rsp)
movq $0x0, 0x30(%rsp)
movq $0x0, 0x28(%rsp)
leaq 0x54(%rsp), %rsi
leaq 0x38(%rsp), %rdx
callq 0x485430
testb $0x1, %al
jne 0x3e445b
callq 0x2821f0
movq %rax, 0x70(%rsp)
jmp 0x3e45f0
movq 0x10(%rsp), %rdi
leaq 0x50(%rsp), %rsi
leaq 0x30(%rsp), %rdx
callq 0x485430
testb $0x1, %al
jne 0x3e4482
callq 0x2821f0
movq %rax, 0x70(%rsp)
jmp 0x3e45f0
movq 0x10(%rsp), %rdi
movq 0x60(%rsp), %rsi
leaq 0x28(%rsp), %rdx
callq 0x2974b0
testb $0x1, %al
jne 0x3e44a9
callq 0x2821f0
movq %rax, 0x70(%rsp)
jmp 0x3e45f0
jmp 0x3e44ab
jmp 0x3e44ad
callq 0x2821f0
movq %rax, 0x20(%rsp)
movl $0x34, %eax
cmpl 0x54(%rsp), %eax
jne 0x3e459e
movl $0x34, %eax
cmpl 0x50(%rsp), %eax
jne 0x3e459e
movq 0x60(%rsp), %rax
movl (%rax), %eax
addl $-0x2, %eax
movl %eax, %ecx
movq %rcx, 0x8(%rsp)
subl $0x3, %eax
ja 0x3e459a
movq 0x8(%rsp), %rax
leaq 0x1b8d35(%rip), %rcx    # 0x59d230
movslq (%rcx,%rax,4), %rax
addq %rcx, %rax
jmpq *%rax
movq 0x10(%rsp), %rax
movl $0x34, 0x1c(%rsp)
movq 0x8(%rax), %rdi
movq 0x48(%rsp), %rsi
movq 0x40(%rsp), %rdx
callq 0x2817d0
movq 0x10(%rsp), %rdi
movq %rax, %rdx
leaq 0x1c(%rsp), %rsi
callq 0x3842f0
movq %rax, 0x20(%rsp)
jmp 0x3e459c
movq 0x10(%rsp), %rax
movq 0x8(%rax), %rdi
movq 0x40(%rsp), %rsi
movq 0x48(%rsp), %rdx
callq 0x281860
movq %rax, 0x20(%rsp)
jmp 0x3e459c
movq 0x10(%rsp), %rax
movq 0x8(%rax), %rdi
movq 0x48(%rsp), %rsi
movq 0x40(%rsp), %rdx
callq 0x2818f0
movq %rax, 0x20(%rsp)
jmp 0x3e459c
movq 0x10(%rsp), %rax
movq 0x8(%rax), %rdi
movq 0x48(%rsp), %rsi
movq 0x40(%rsp), %rdx
callq 0x281980
movq %rax, 0x20(%rsp)
jmp 0x3e459c
jmp 0x3e459c
jmp 0x3e459e
xorl %eax, %eax
cmpq 0x20(%rsp), %rax
jne 0x3e45d3
movq 0x10(%rsp), %rax
movq 0x8(%rax), %rdi
movq 0x48(%rsp), %rsi
movq 0x40(%rsp), %rdx
leaq 0x38(%rsp), %rcx
leaq 0x30(%rsp), %r8
leaq 0x28(%rsp), %r9
callq 0x4854c0
movq %rax, 0x20(%rsp)
movq 0x10(%rsp), %rax
movq 0x8(%rax), %rdi
movq 0x58(%rsp), %rsi
callq 0x3ebbf0
movq 0x20(%rsp), %rax
movq %rax, 0x70(%rsp)
movq 0x70(%rsp), %rax
addq $0x78, %rsp
retq
nopw (%rax,%rax)