#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
double exp(double const);
double pow(double const, double);
double sqrt(double);
double HO_deriv_20(const double a, const double x) {
  double retval =
      -0.2e1 / 0.654729075e9 * pow(a, 0.5e1 / 0.4e1) *
      pow(0.3141592654e1, -0.1e1 / 0.4e1) * exp(-a * x * x / 0.2e1) * x *
      (pow(a, 0.10e2) * pow(x, 0.20e2) -
       0.115e3 * pow(a, 0.9e1) * pow(x, 0.18e2) +
       0.21375e5 / 0.4e1 * pow(a, 0.8e1) * pow(x, 0.16e2) -
       0.130815e6 * pow(a, 0.7e1) * pow(x, 0.14e2) +
       0.14753025e8 / 0.8e1 * pow(a, 0.6e1) * pow(x, 0.12e2) -
       0.123009705e9 / 0.8e1 * pow(a, 0.5e1) * pow(x, 0.10e2) +
       0.2400673275e10 / 0.32e2 * pow(a, 0.4e1) * pow(x, 0.8e1) -
       0.3273645375e10 / 0.16e2 * pow(a, 0.3e1) * pow(x, 0.6e1) +
       0.72674927325e11 / 0.256e3 * a * a * pow(x, 0.4e1) -
       0.42557389875e11 / 0.256e3 * a * x * x + 0.26843892075e11 / 0.1024e4) *
      sqrt(0.46189e5);
  return retval;
}


x86 assembly (clang, -O0):
<HO_deriv_20>:
push   %rbp
mov    %rsp,%rbp
sub    $0xc0,%rsp
movsd  %xmm0,-0x8(%rbp)
movsd  %xmm1,-0x10(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xf8e(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xf76(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xc0(%rbp)
ff
movsd  0xf52(%rip),%xmm0
movsd  0xf52(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  -0xc0(%rbp),%xmm0
ff
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xb8(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  -0x10(%rbp),%xmm0
mulsd  -0x10(%rbp),%xmm0
movsd  0xef8(%rip),%xmm1
divsd  %xmm1,%xmm0
call   1030 <exp@plt>
movaps %xmm0,%xmm1
movsd  -0xb8(%rbp),%xmm0
ff
mulsd  %xmm1,%xmm0
mulsd  -0x10(%rbp),%xmm0
movsd  %xmm0,-0x28(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xe59(%rip),%xmm1
call   1040 <pow@plt>
movsd  %xmm0,-0xa0(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xea7(%rip),%xmm1
call   1040 <pow@plt>
movsd  %xmm0,-0xa8(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xe85(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xe6d(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xb0(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xe4c(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0xb0(%rbp),%xmm1
ff
movsd  -0xa8(%rbp),%xmm2
ff
movaps %xmm0,%xmm3
movsd  -0xa0(%rbp),%xmm0
ff
mulsd  %xmm3,%xmm1
movq   %xmm1,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm1
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x98(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xd94(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xddc(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x90(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xdbb(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x98(%rbp),%xmm1
ff
movaps %xmm0,%xmm2
movsd  -0x90(%rbp),%xmm0
ff
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x88(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xd7e(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xd66(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x80(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xd48(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x88(%rbp),%xmm1
ff
movaps %xmm0,%xmm2
movsd  -0x80(%rbp),%xmm0
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x78(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xcb2(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xcea(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x70(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xccc(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x78(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x70(%rbp),%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x68(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xc98(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xc80(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x60(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xc62(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x68(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x60(%rbp),%xmm0
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x58(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xbe7(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xc07(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x50(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xbe9(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x58(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x50(%rbp),%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x48(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xbb5(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xb9d(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x40(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xb7f(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x48(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x40(%rbp),%xmm0
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x30(%rbp)
movsd  0xb39(%rip),%xmm0
mulsd  -0x8(%rbp),%xmm0
mulsd  -0x8(%rbp),%xmm0
movsd  %xmm0,-0x38(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xb15(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x38(%rbp),%xmm2
movsd  -0x30(%rbp),%xmm1
movaps %xmm0,%xmm3
movsd  -0x28(%rbp),%xmm0
mulsd  %xmm3,%xmm2
addsd  %xmm1,%xmm2
movsd  0xae6(%rip),%xmm1
mulsd  -0x8(%rbp),%xmm1
mulsd  -0x10(%rbp),%xmm1
movsd  -0x10(%rbp),%xmm3
movq   %xmm1,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm1
mulsd  %xmm3,%xmm1
addsd  %xmm2,%xmm1
movsd  0xaa8(%rip),%xmm2
addsd  %xmm2,%xmm1
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x20(%rbp)
movsd  0xa8b(%rip),%xmm0
call   1050 <sqrt@plt>
movaps %xmm0,%xmm1
movsd  -0x20(%rbp),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x18(%rbp)
movsd  -0x18(%rbp),%xmm0
add    $0xc0,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<HO_deriv_20>:
sub    $0x38,%rsp
movsd  %xmm1,0x18(%rsp)
movsd  %xmm0,0x20(%rsp)
movsd  0xec8(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0xec3(%rip),%xmm0
mulsd  0xec3(%rip),%xmm0
movsd  %xmm0,0x28(%rsp)
movsd  0x20(%rsp),%xmm0
movsd  0x18(%rsp),%xmm1
mulsd  %xmm1,%xmm0
mulsd  %xmm1,%xmm0
mulsd  0xea9(%rip),%xmm0
call   1030 <exp@plt>
mulsd  0x28(%rsp),%xmm0
mulsd  0x18(%rsp),%xmm0
movsd  %xmm0,0x28(%rsp)
movsd  0xe92(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x10(%rsp)
movsd  0xe81(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0xe70(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x30(%rsp)
movsd  0xe5f(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
movsd  0x30(%rsp),%xmm1
mulsd  0xe4e(%rip),%xmm1
mulsd  %xmm1,%xmm0
movsd  0x8(%rsp),%xmm1
mulsd  0x10(%rsp),%xmm1
addsd  %xmm1,%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xe34(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0xe29(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0xe23(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xe06(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0xdf5(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
movsd  0x8(%rsp),%xmm1
mulsd  0xde4(%rip),%xmm1
mulsd  %xmm1,%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xdd4(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0xdc9(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0xdc3(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xda6(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xd17(%rip),%xmm1
call   1040 <pow@plt>
movsd  0x8(%rsp),%xmm1
mulsd  0xd7c(%rip),%xmm1
mulsd  %xmm1,%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xd6c(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0xd61(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xced(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xd36(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xcdf(%rip),%xmm1
call   1040 <pow@plt>
movsd  0x8(%rsp),%xmm1
mulsd  0xd0c(%rip),%xmm1
mulsd  %xmm1,%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xcfc(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
mulsd  %xmm0,%xmm1
mulsd  %xmm0,%xmm1
movsd  %xmm1,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xcba(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  0x10(%rsp),%xmm0
movsd  0x20(%rsp),%xmm1
mulsd  0xcc3(%rip),%xmm1
movsd  0x18(%rsp),%xmm2
mulsd  %xmm2,%xmm1
mulsd  %xmm2,%xmm1
addsd  %xmm1,%xmm0
addsd  0xcb1(%rip),%xmm0
mulsd  0x28(%rsp),%xmm0
mulsd  0xcab(%rip),%xmm0
add    $0x38,%rsp
ret

LLVM IR (-O0):
define double @HO_deriv_20(double %0, double %1) {
%3 = alloca double
%4 = alloca double
%5 = alloca double
store double %0, double* %3
store double %1, double* %4
%6 = load double, double* %3
%7 = call double @pow(double %6, double 1.250000e+00)
%8 = fmul double 0xBE2A3D5A71B92CD3, %7
%9 = call double @pow(double 0x400921FB54524550, double -2.500000e-01)
%10 = fmul double %8, %9
%11 = load double, double* %3
%12 = fneg double %11
%13 = load double, double* %4
%14 = fmul double %12, %13
%15 = load double, double* %4
%16 = fmul double %14, %15
%17 = fdiv double %16, 2.000000e+00
%18 = call double @exp(double %17)
%19 = fmul double %10, %18
%20 = load double, double* %4
%21 = fmul double %19, %20
%22 = load double, double* %3
%23 = call double @pow(double %22, double 1.000000e+01)
%24 = load double, double* %4
%25 = call double @pow(double %24, double 2.000000e+01)
%26 = load double, double* %3
%27 = call double @pow(double %26, double 9.000000e+00)
%28 = fmul double 1.150000e+02, %27
%29 = load double, double* %4
%30 = call double @pow(double %29, double 1.800000e+01)
%31 = fmul double %28, %30
%32 = fneg double %31
%33 = call double @llvm.fmuladd.f64(double %23, double %25, double %32)
%34 = load double, double* %3
%35 = call double @pow(double %34, double 8.000000e+00)
%36 = fmul double 5.343750e+03, %35
%37 = load double, double* %4
%38 = call double @pow(double %37, double 1.600000e+01)
%39 = call double @llvm.fmuladd.f64(double %36, double %38, double %33)
%40 = load double, double* %3
%41 = call double @pow(double %40, double 7.000000e+00)
%42 = fmul double 1.308150e+05, %41
%43 = load double, double* %4
%44 = call double @pow(double %43, double 1.400000e+01)
%45 = fneg double %42
%46 = call double @llvm.fmuladd.f64(double %45, double %44, double %39)
%47 = load double, double* %3
%48 = call double @pow(double %47, double 6.000000e+00)
%49 = fmul double 0x413C23A020000000, %48
%50 = load double, double* %4
%51 = call double @pow(double %50, double 1.200000e+01)
%52 = call double @llvm.fmuladd.f64(double %49, double %51, double %46)
%53 = load double, double* %3
%54 = call double @pow(double %53, double 5.000000e+00)
%55 = fmul double 0x416D53EAA4000000, %54
%56 = load double, double* %4
%57 = call double @pow(double %56, double 1.000000e+01)
%58 = fneg double %55
%59 = call double @llvm.fmuladd.f64(double %58, double %57, double %52)
%60 = load double, double* %3
%61 = call double @pow(double %60, double 4.000000e+00)
%62 = fmul double 0x4191E2EBBF600000, %61
%63 = load double, double* %4
%64 = call double @pow(double %63, double 8.000000e+00)
%65 = call double @llvm.fmuladd.f64(double %62, double %64, double %59)
%66 = load double, double* %3
%67 = call double @pow(double %66, double 3.000000e+00)
%68 = fmul double 0x41A863FBA7E00000, %67
%69 = load double, double* %4
%70 = call double @pow(double %69, double 6.000000e+00)
%71 = fneg double %68
%72 = call double @llvm.fmuladd.f64(double %71, double %70, double %65)
%73 = load double, double* %3
%74 = fmul double 0x41B0EBC362DD0000, %73
%75 = load double, double* %3
%76 = fmul double %74, %75
%77 = load double, double* %4
%78 = call double @pow(double %77, double 4.000000e+00)
%79 = call double @llvm.fmuladd.f64(double %76, double %78, double %72)
%80 = load double, double* %3
%81 = fmul double 0x41A3D13C78660000, %80
%82 = load double, double* %4
%83 = fmul double %81, %82
%84 = load double, double* %4
%85 = fneg double %83
%86 = call double @llvm.fmuladd.f64(double %85, double %84, double %79)
%87 = fadd double %86, 0x4179001525AC0000
%88 = fmul double %21, %87
%89 = call double @sqrt(double 4.618900e+04)
%90 = fmul double %88, %89
store double %90, double* %5
%91 = load double, double* %5
ret double %91
}

LLVM IR (-O2):
define double @HO_deriv_20(double %0, double %1) {
%3 = tail call double @pow(double %0, double 1.250000e+00)
%4 = fmul double %3, 0xBE2A3D5A71B92CD3
%5 = fmul double %4, 0x3FE809387011FA5F
%6 = fneg double %0
%7 = fmul double %6, %1
%8 = fmul double %7, %1
%9 = fmul double %8, 5.000000e-01
%10 = tail call double @exp(double %9)
%11 = fmul double %10, %5
%12 = fmul double %11, %1
%13 = tail call double @pow(double %0, double 1.000000e+01)
%14 = tail call double @pow(double %1, double 2.000000e+01)
%15 = tail call double @pow(double %0, double 9.000000e+00)
%16 = tail call double @pow(double %1, double 1.800000e+01)
%17 = fmul double %15, -1.150000e+02
%18 = fmul double %17, %16
%19 = tail call double @llvm.fmuladd.f64(double %13, double %14, double %18)
%20 = tail call double @pow(double %0, double 8.000000e+00)
%21 = fmul double %20, 5.343750e+03
%22 = tail call double @pow(double %1, double 1.600000e+01)
%23 = tail call double @llvm.fmuladd.f64(double %21, double %22, double %19)
%24 = tail call double @pow(double %0, double 7.000000e+00)
%25 = tail call double @pow(double %1, double 1.400000e+01)
%26 = fmul double %24, -1.308150e+05
%27 = tail call double @llvm.fmuladd.f64(double %26, double %25, double %23)
%28 = tail call double @pow(double %0, double 6.000000e+00)
%29 = fmul double %28, 0x413C23A020000000
%30 = tail call double @pow(double %1, double 1.200000e+01)
%31 = tail call double @llvm.fmuladd.f64(double %29, double %30, double %27)
%32 = tail call double @pow(double %0, double 5.000000e+00)
%33 = tail call double @pow(double %1, double 1.000000e+01)
%34 = fmul double %32, 0xC16D53EAA4000000
%35 = tail call double @llvm.fmuladd.f64(double %34, double %33, double %31)
%36 = tail call double @pow(double %0, double 4.000000e+00)
%37 = fmul double %36, 0x4191E2EBBF600000
%38 = tail call double @pow(double %1, double 8.000000e+00)
%39 = tail call double @llvm.fmuladd.f64(double %37, double %38, double %35)
%40 = tail call double @pow(double %0, double 3.000000e+00)
%41 = tail call double @pow(double %1, double 6.000000e+00)
%42 = fmul double %40, 0xC1A863FBA7E00000
%43 = tail call double @llvm.fmuladd.f64(double %42, double %41, double %39)
%44 = fmul double %0, 0x41B0EBC362DD0000
%45 = fmul double %44, %0
%46 = tail call double @pow(double %1, double 4.000000e+00)
%47 = tail call double @llvm.fmuladd.f64(double %45, double %46, double %43)
%48 = fmul double %0, 0xC1A3D13C78660000
%49 = fmul double %48, %1
%50 = tail call double @llvm.fmuladd.f64(double %49, double %1, double %47)
%51 = fadd double %50, 0x4179001525AC0000
%52 = fmul double %12, %51
%53 = fmul double %52, 0x406ADD5206492F55
ret double %53
}