#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 */
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *);
void main() {
  const double pi = 3.14;
  int r;
  float l;
  printf("Cenberin yaricapini giriniz: ");
  scanf("%d", &r);
  l = 2 * pi * r;
  printf("-------------------------------");
  printf("\nCenberin uzunlugu     :%.2f", l);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movsd  0xed8(%rip),%xmm0
movsd  %xmm0,-0x8(%rbp)
lea    0xed4(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xee4(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1040 <scanf@plt>
cvtsi2sdl -0xc(%rbp),%xmm1
movsd  0xea0(%rip),%xmm0
mulsd  %xmm1,%xmm0
cvtsd2ss %xmm0,%xmm0
movss  %xmm0,-0x10(%rbp)
lea    0xebd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movss  -0x10(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xec6(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xee0(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xef0(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1040 <scanf@plt>
cvtsi2sdl 0x4(%rsp),%xmm0
mulsd  0xeb2(%rip),%xmm0
cvtsd2ss %xmm0,%xmm0
movss  %xmm0,(%rsp)
lea    0xecb(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
movss  (%rsp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xed4(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
pop    %rax
ret

LLVM IR (-O0):
@.str = [30 x i8] c"Cenberin yaricapini giriniz: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [32 x i8] c"-------------------------------\00"
@.str.3 = [29 x i8] c"\0ACenberin uzunlugu :%.2f\00"
define void @main() {
%1 = alloca double
%2 = alloca i32
%3 = alloca float
store double 3.140000e+00, double* %1
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0))
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%6 = load i32, i32* %2
%7 = sitofp i32 %6 to double
%8 = fmul double 6.280000e+00, %7
%9 = fptrunc double %8 to float
store float %9, float* %3
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.2, i64 0, i64 0))
%11 = load float, float* %3
%12 = fpext float %11 to double
%13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.3, i64 0, i64 0), double %12)
ret void
}

LLVM IR (-O2):
@.str = [30 x i8] c"Cenberin yaricapini giriniz: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [32 x i8] c"-------------------------------\00"
@.str.3 = [29 x i8] c"\0ACenberin uzunlugu :%.2f\00"
define void @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%5 = load i32, i32* %1
%6 = sitofp i32 %5 to double
%7 = fmul double %6, 6.280000e+00
%8 = fptrunc double %7 to float
%9 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([32 x i8], [32 x i8]* @.str.2, i64 0, i64 0))
%10 = fpext float %8 to double
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([29 x i8], [29 x i8]* @.str.3, i64 0, i64 0), double %10)
ret void
}