#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 F_normale_centree_reduite(double);
double pow(double, double);
double sqrt(double);
double F_student(double n, double t) {
  double u;
  u = (pow(t, 2.0 / 3.0) * (1.0 - 2.0 / (9.0 * n)) - 7.0 / 9.0) /
      sqrt(2.0 / 9.0 + pow(t, 4.0 / 3.0) * 2.0 / (9.0 * n));
  return 1.0 - F_normale_centree_reduite(u);
}


x86 assembly (clang, -O0):
<F_student>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movsd  %xmm0,-0x8(%rbp)
movsd  %xmm1,-0x10(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xee1(%rip),%xmm1
call   1030 <pow@plt>
movsd  0xeb4(%rip),%xmm1
mulsd  -0x8(%rbp),%xmm1
movsd  0xeaf(%rip),%xmm2
divsd  %xmm1,%xmm2
movsd  0xe8b(%rip),%xmm1
subsd  %xmm2,%xmm1
mulsd  %xmm1,%xmm0
movsd  0xea3(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x20(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xe85(%rip),%xmm1
call   1030 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xe6d(%rip),%xmm0
mulsd  %xmm0,%xmm1
movsd  0xe59(%rip),%xmm0
mulsd  -0x8(%rbp),%xmm0
divsd  %xmm0,%xmm1
movsd  0xe40(%rip),%xmm0
addsd  %xmm1,%xmm0
call   1040 <sqrt@plt>
movaps %xmm0,%xmm1
movsd  -0x20(%rbp),%xmm0
divsd  %xmm1,%xmm0
movsd  %xmm0,-0x18(%rbp)
movsd  -0x18(%rbp),%xmm0
call   1050 <F_normale_centree_reduite@plt>
movaps %xmm0,%xmm1
movsd  0xe09(%rip),%xmm0
subsd  %xmm1,%xmm0
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<F_student>:
sub    $0x18,%rsp
movapd %xmm1,%xmm2
movsd  %xmm1,0x8(%rsp)
movsd  %xmm0,(%rsp)
movsd  0xeb5(%rip),%xmm1
movapd %xmm2,%xmm0
call   1030 <pow@plt>
movsd  (%rsp),%xmm2
mulsd  0xea7(%rip),%xmm2
movsd  %xmm2,(%rsp)
movsd  0xea2(%rip),%xmm1
divsd  %xmm2,%xmm1
addsd  0xe9e(%rip),%xmm1
mulsd  %xmm0,%xmm1
addsd  0xe9a(%rip),%xmm1
movsd  %xmm1,0x10(%rsp)
movsd  0xe94(%rip),%xmm1
movsd  0x8(%rsp),%xmm0
call   1030 <pow@plt>
addsd  %xmm0,%xmm0
divsd  (%rsp),%xmm0
addsd  0xe80(%rip),%xmm0
xorpd  %xmm1,%xmm1
ucomisd %xmm1,%xmm0
jb     11c0 <F_student+0x90>
sqrtsd %xmm0,%xmm0
jmp    11c5 <F_student+0x95>
call   1040 <sqrt@plt>
movsd  0x10(%rsp),%xmm1
divsd  %xmm0,%xmm1
movapd %xmm1,%xmm0
call   1050 <F_normale_centree_reduite@plt>
movsd  0xe38(%rip),%xmm1
subsd  %xmm0,%xmm1
movapd %xmm1,%xmm0
add    $0x18,%rsp
ret

LLVM IR (-O0):
define double @F_student(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* %4
%7 = call double @pow(double %6, double 0x3FE5555555555555)
%8 = load double, double* %3
%9 = fmul double 9.000000e+00, %8
%10 = fdiv double 2.000000e+00, %9
%11 = fsub double 1.000000e+00, %10
%12 = call double @llvm.fmuladd.f64(double %7, double %11, double 0xBFE8E38E38E38E39)
%13 = load double, double* %4
%14 = call double @pow(double %13, double 0x3FF5555555555555)
%15 = fmul double %14, 2.000000e+00
%16 = load double, double* %3
%17 = fmul double 9.000000e+00, %16
%18 = fdiv double %15, %17
%19 = fadd double 0x3FCC71C71C71C71C, %18
%20 = call double @sqrt(double %19)
%21 = fdiv double %12, %20
store double %21, double* %5
%22 = load double, double* %5
%23 = call double @F_normale_centree_reduite(double %22)
%24 = fsub double 1.000000e+00, %23
ret double %24
}

LLVM IR (-O2):
define double @F_student(double %0, double %1) {
%3 = tail call double @pow(double %1, double 0x3FE5555555555555)
%4 = fmul double %0, 9.000000e+00
%5 = fdiv double 2.000000e+00, %4
%6 = fsub double 1.000000e+00, %5
%7 = tail call double @llvm.fmuladd.f64(double %3, double %6, double 0xBFE8E38E38E38E39)
%8 = tail call double @pow(double %1, double 0x3FF5555555555555)
%9 = fmul double %8, 2.000000e+00
%10 = fdiv double %9, %4
%11 = fadd double %10, 0x3FCC71C71C71C71C
%12 = tail call double @sqrt(double %11)
%13 = fdiv double %7, %12
%14 = tail call double @F_normale_centree_reduite(double %13)
%15 = fsub double 1.000000e+00, %14
ret double %15
}