#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 const exp(double const);
double const pow(double const, double);
double const sqrt(double);
double HO_21(const double a, const double x) {
  double retval = sqrt(0.1939938e7) * pow(a, 0.3e1 / 0.4e1) * x *
                  (0.1024e4 * pow(a, 0.10e2) * pow(x, 0.20e2) -
                   0.107520e6 * pow(a, 0.9e1) * pow(x, 0.18e2) +
                   0.4596480e7 * pow(a, 0.8e1) * pow(x, 0.16e2) -
                   0.104186880e9 * pow(a, 0.7e1) * pow(x, 0.14e2) +
                   0.1367452800e10 * pow(a, 0.6e1) * pow(x, 0.12e2) -
                   0.10666131840e11 * pow(a, 0.5e1) * pow(x, 0.10e2) +
                   0.48886437600e11 * pow(a, 0.4e1) * pow(x, 0.8e1) -
                   0.125707982400e12 * pow(a, 0.3e1) * pow(x, 0.6e1) +
                   0.164991726900e12 * a * a * pow(x, 0.4e1) -
                   0.91662070500e11 * a * x * x + 0.13749310575e11) *
                  exp(-a * x * x / 0.2e1) *
                  pow(0.3141592654e1, -0.1e1 / 0.4e1) / 0.7039647014400e13;
  return retval;
}


x86 assembly (clang, -O0):
<HO_21>:
push   %rbp
mov    %rsp,%rbp
sub    $0xc0,%rsp
movsd  %xmm0,-0x8(%rbp)
movsd  %xmm1,-0x10(%rbp)
movsd  0xf9b(%rip),%xmm0
call   1050 <sqrt@plt>
movsd  %xmm0,-0xc0(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xf79(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  -0xc0(%rbp),%xmm0
ff
mulsd  %xmm1,%xmm0
mulsd  -0x10(%rbp),%xmm0
movsd  %xmm0,-0x30(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xed6(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xf36(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xa8(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xf15(%rip),%xmm1
call   1040 <pow@plt>
movsd  %xmm0,-0xb0(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xef3(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xedb(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xb8(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xeba(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0xb8(%rbp),%xmm1
ff
movsd  -0xb0(%rbp),%xmm2
ff
movaps %xmm0,%xmm3
movsd  -0xa8(%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,-0xa0(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xe02(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xe4a(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x98(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xe29(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0xa0(%rbp),%xmm1
ff
movaps %xmm0,%xmm2
movsd  -0x98(%rbp),%xmm0
ff
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x90(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xdec(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xdd4(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x88(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xdb3(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x90(%rbp),%xmm1
ff
movaps %xmm0,%xmm2
movsd  -0x88(%rbp),%xmm0
ff
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x80(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xd1a(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xd52(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x78(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xd34(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x80(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x78(%rbp),%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x70(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xd00(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xce8(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x68(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xcca(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x70(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x68(%rbp),%xmm0
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x60(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xc4f(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xc6f(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x58(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xc51(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x60(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x58(%rbp),%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x50(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xc1d(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xc05(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x48(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xbe7(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x50(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x48(%rbp),%xmm0
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x38(%rbp)
movsd  0xba1(%rip),%xmm0
mulsd  -0x8(%rbp),%xmm0
mulsd  -0x8(%rbp),%xmm0
movsd  %xmm0,-0x40(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xb7d(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x40(%rbp),%xmm2
movsd  -0x38(%rbp),%xmm1
movaps %xmm0,%xmm3
movsd  -0x30(%rbp),%xmm0
mulsd  %xmm3,%xmm2
addsd  %xmm1,%xmm2
movsd  0xb4e(%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  0xb10(%rip),%xmm2
addsd  %xmm2,%xmm1
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x28(%rbp)
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  0xacd(%rip),%xmm1
divsd  %xmm1,%xmm0
call   1030 <exp@plt>
movaps %xmm0,%xmm1
movsd  -0x28(%rbp),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x20(%rbp)
movsd  0xa9b(%rip),%xmm0
movsd  0xa9b(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  -0x20(%rbp),%xmm0
mulsd  %xmm1,%xmm0
movsd  0xa72(%rip),%xmm1
divsd  %xmm1,%xmm0
movsd  %xmm0,-0x18(%rbp)
movsd  -0x18(%rbp),%xmm0
add    $0xc0,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<HO_21>:
sub    $0x38,%rsp
movsd  %xmm1,0x18(%rsp)
movsd  %xmm0,0x20(%rsp)
movsd  0xec8(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0xec3(%rip),%xmm0
mulsd  0x18(%rsp),%xmm0
movsd  %xmm0,0x28(%rsp)
movsd  0xeb7(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0xeac(%rip),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xea6(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0xe95(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x30(%rsp)
movsd  0xe84(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
movsd  0x30(%rsp),%xmm1
mulsd  0xe73(%rip),%xmm1
mulsd  %xmm1,%xmm0
movsd  0x8(%rsp),%xmm1
mulsd  0x10(%rsp),%xmm1
addsd  %xmm1,%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xe59(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0xe4e(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0xe48(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xe2b(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0xe1a(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
movsd  0x8(%rsp),%xmm1
mulsd  0xe09(%rip),%xmm1
mulsd  %xmm1,%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xdf9(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0xdee(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0xde8(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xdcb(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xd34(%rip),%xmm1
call   1040 <pow@plt>
movsd  0x8(%rsp),%xmm1
mulsd  0xda1(%rip),%xmm1
mulsd  %xmm1,%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xd91(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0xd86(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xd12(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xd5b(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xd04(%rip),%xmm1
call   1040 <pow@plt>
movsd  0x8(%rsp),%xmm1
mulsd  0xd31(%rip),%xmm1
mulsd  %xmm1,%xmm0
addsd  0x10(%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0xd21(%rip),%xmm1
movsd  0x20(%rsp),%xmm0
mulsd  %xmm0,%xmm1
mulsd  %xmm0,%xmm1
movsd  %xmm1,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xcdf(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  0x10(%rsp),%xmm0
movsd  0xcee(%rip),%xmm2
movsd  0x20(%rsp),%xmm3
mulsd  %xmm3,%xmm2
movsd  0x18(%rsp),%xmm1
mulsd  %xmm1,%xmm2
mulsd  %xmm1,%xmm2
addsd  %xmm2,%xmm0
addsd  0xcd2(%rip),%xmm0
mulsd  0x28(%rsp),%xmm0
movsd  %xmm0,0x28(%rsp)
movapd %xmm3,%xmm0
mulsd  %xmm1,%xmm0
mulsd  %xmm1,%xmm0
mulsd  0xcba(%rip),%xmm0
call   1030 <exp@plt>
mulsd  0x28(%rsp),%xmm0
mulsd  0xcaf(%rip),%xmm0
divsd  0xcaf(%rip),%xmm0
add    $0x38,%rsp
ret

LLVM IR (-O0):
define double @HO_21(double %0, double %1) {
%3 = alloca double
%4 = alloca double
%5 = alloca double
store double %0, double* %3
store double %1, double* %4
%6 = call double @sqrt(double 0x413D99E200000000)
%7 = load double, double* %3
%8 = call double @pow(double %7, double 7.500000e-01)
%9 = fmul double %6, %8
%10 = load double, double* %4
%11 = fmul double %9, %10
%12 = load double, double* %3
%13 = call double @pow(double %12, double 1.000000e+01)
%14 = fmul double 1.024000e+03, %13
%15 = load double, double* %4
%16 = call double @pow(double %15, double 2.000000e+01)
%17 = load double, double* %3
%18 = call double @pow(double %17, double 9.000000e+00)
%19 = fmul double 1.075200e+05, %18
%20 = load double, double* %4
%21 = call double @pow(double %20, double 1.800000e+01)
%22 = fmul double %19, %21
%23 = fneg double %22
%24 = call double @llvm.fmuladd.f64(double %14, double %16, double %23)
%25 = load double, double* %3
%26 = call double @pow(double %25, double 8.000000e+00)
%27 = fmul double 4.596480e+06, %26
%28 = load double, double* %4
%29 = call double @pow(double %28, double 1.600000e+01)
%30 = call double @llvm.fmuladd.f64(double %27, double %29, double %24)
%31 = load double, double* %3
%32 = call double @pow(double %31, double 7.000000e+00)
%33 = fmul double 0x4198D71000000000, %32
%34 = load double, double* %4
%35 = call double @pow(double %34, double 1.400000e+01)
%36 = fneg double %33
%37 = call double @llvm.fmuladd.f64(double %36, double %35, double %30)
%38 = load double, double* %3
%39 = call double @pow(double %38, double 6.000000e+00)
%40 = fmul double 0x41D4606B20000000, %39
%41 = load double, double* %4
%42 = call double @pow(double %41, double 1.200000e+01)
%43 = call double @llvm.fmuladd.f64(double %40, double %42, double %37)
%44 = load double, double* %3
%45 = call double @pow(double %44, double 5.000000e+00)
%46 = fmul double 0x4203DE020C000000, %45
%47 = load double, double* %4
%48 = call double @pow(double %47, double 1.000000e+01)
%49 = fneg double %46
%50 = call double @llvm.fmuladd.f64(double %49, double %48, double %43)
%51 = load double, double* %3
%52 = call double @pow(double %51, double 4.000000e+00)
%53 = fmul double 0x4226C3B7ADC00000, %52
%54 = load double, double* %4
%55 = call double @pow(double %54, double 8.000000e+00)
%56 = call double @llvm.fmuladd.f64(double %53, double %55, double %50)
%57 = load double, double* %3
%58 = call double @pow(double %57, double 3.000000e+00)
%59 = fmul double 0x423D44C796400000, %58
%60 = load double, double* %4
%61 = call double @pow(double %60, double 6.000000e+00)
%62 = fneg double %59
%63 = call double @llvm.fmuladd.f64(double %62, double %61, double %56)
%64 = load double, double* %3
%65 = fmul double 0x42433522FA9A0000, %64
%66 = load double, double* %3
%67 = fmul double %65, %66
%68 = load double, double* %4
%69 = call double @pow(double %68, double 4.000000e+00)
%70 = call double @llvm.fmuladd.f64(double %67, double %69, double %63)
%71 = load double, double* %3
%72 = fmul double 0x4235577C32E40000, %71
%73 = load double, double* %4
%74 = fmul double %72, %73
%75 = load double, double* %4
%76 = fneg double %74
%77 = call double @llvm.fmuladd.f64(double %76, double %75, double %70)
%78 = fadd double %77, 0x42099C2EA3780000
%79 = fmul double %11, %78
%80 = load double, double* %3
%81 = fneg double %80
%82 = load double, double* %4
%83 = fmul double %81, %82
%84 = load double, double* %4
%85 = fmul double %83, %84
%86 = fdiv double %85, 2.000000e+00
%87 = call double @exp(double %86)
%88 = fmul double %79, %87
%89 = call double @pow(double 0x400921FB54524550, double -2.500000e-01)
%90 = fmul double %88, %89
%91 = fdiv double %90, 0x42999C2EA3780000
store double %91, double* %5
%92 = load double, double* %5
ret double %92
}

LLVM IR (-O2):
define double @HO_21(double %0, double %1) {
%3 = tail call double @pow(double %0, double 7.500000e-01)
%4 = fmul double %3, 0x4095C3442B254A9A
%5 = fmul double %4, %1
%6 = tail call double @pow(double %0, double 1.000000e+01)
%7 = fmul double %6, 1.024000e+03
%8 = tail call double @pow(double %1, double 2.000000e+01)
%9 = tail call double @pow(double %0, double 9.000000e+00)
%10 = tail call double @pow(double %1, double 1.800000e+01)
%11 = fmul double %9, -1.075200e+05
%12 = fmul double %11, %10
%13 = tail call double @llvm.fmuladd.f64(double %7, double %8, double %12)
%14 = tail call double @pow(double %0, double 8.000000e+00)
%15 = fmul double %14, 4.596480e+06
%16 = tail call double @pow(double %1, double 1.600000e+01)
%17 = tail call double @llvm.fmuladd.f64(double %15, double %16, double %13)
%18 = tail call double @pow(double %0, double 7.000000e+00)
%19 = tail call double @pow(double %1, double 1.400000e+01)
%20 = fmul double %18, 0xC198D71000000000
%21 = tail call double @llvm.fmuladd.f64(double %20, double %19, double %17)
%22 = tail call double @pow(double %0, double 6.000000e+00)
%23 = fmul double %22, 0x41D4606B20000000
%24 = tail call double @pow(double %1, double 1.200000e+01)
%25 = tail call double @llvm.fmuladd.f64(double %23, double %24, double %21)
%26 = tail call double @pow(double %0, double 5.000000e+00)
%27 = tail call double @pow(double %1, double 1.000000e+01)
%28 = fmul double %26, 0xC203DE020C000000
%29 = tail call double @llvm.fmuladd.f64(double %28, double %27, double %25)
%30 = tail call double @pow(double %0, double 4.000000e+00)
%31 = fmul double %30, 0x4226C3B7ADC00000
%32 = tail call double @pow(double %1, double 8.000000e+00)
%33 = tail call double @llvm.fmuladd.f64(double %31, double %32, double %29)
%34 = tail call double @pow(double %0, double 3.000000e+00)
%35 = tail call double @pow(double %1, double 6.000000e+00)
%36 = fmul double %34, 0xC23D44C796400000
%37 = tail call double @llvm.fmuladd.f64(double %36, double %35, double %33)
%38 = fmul double %0, 0x42433522FA9A0000
%39 = fmul double %38, %0
%40 = tail call double @pow(double %1, double 4.000000e+00)
%41 = tail call double @llvm.fmuladd.f64(double %39, double %40, double %37)
%42 = fmul double %0, 0xC235577C32E40000
%43 = fmul double %42, %1
%44 = tail call double @llvm.fmuladd.f64(double %43, double %1, double %41)
%45 = fadd double %44, 0x42099C2EA3780000
%46 = fmul double %5, %45
%47 = fneg double %0
%48 = fmul double %47, %1
%49 = fmul double %48, %1
%50 = fmul double %49, 5.000000e-01
%51 = tail call double @exp(double %50)
%52 = fmul double %51, %46
%53 = fmul double %52, 0x3FE809387011FA5F
%54 = fdiv double %53, 0x42999C2EA3780000
ret double %54
}