#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 */
float M_PI;
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, float *);
int sqrt(float);
int main() {
  float c_area, c_diam;
  printf("\nIngrese el valor del area del circulo: ");
  scanf("%f", &c_area);
  c_diam = 2 * sqrt((c_area / M_PI));
  printf("\nDiametro: %.2f\n\n", c_diam);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed5(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
movss  -0x8(%rbp),%xmm0
mov    0x2e7f(%rip),%rax
divss  (%rax),%xmm0
call   1050 <sqrt@plt>
shl    $0x1,%eax
cvtsi2ss %eax,%xmm0
movss  %xmm0,-0xc(%rbp)
movss  -0xc(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe9e(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xec8(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xee3(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1040 <scanf@plt>
movss  0x4(%rsp),%xmm0
mov    0x2e8b(%rip),%rax
divss  (%rax),%xmm0
call   1050 <sqrt@plt>
add    %eax,%eax
xorps  %xmm0,%xmm0
cvtsi2ss %eax,%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xeb2(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [41 x i8] c"\0AIngrese el valor del area del circulo: \00"
@.str.1 = [3 x i8] c"%f\00"
@M_PI = global float 0.000000e+00
@.str.2 = [18 x i8] c"\0ADiametro: %.2f\0A\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca float
store i32 0, i32* %1
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([41 x i8], [41 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), float* %2)
%6 = load float, float* %2
%7 = load float, float* @M_PI
%8 = fdiv float %6, %7
%9 = call i32 @sqrt(float %8)
%10 = mul nsw i32 2, %9
%11 = sitofp i32 %10 to float
store float %11, float* %3
%12 = load float, float* %3
%13 = fpext float %12 to double
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double %13)
ret i32 0
}

LLVM IR (-O2):
@.str = [41 x i8] c"\0AIngrese el valor del area del circulo: \00"
@.str.1 = [3 x i8] c"%f\00"
@M_PI = global float 0.000000e+00
@.str.2 = [18 x i8] c"\0ADiametro: %.2f\0A\0A\00"
define i32 @main() {
%1 = alloca float
%2 = bitcast float* %1 to i8*
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([41 x i8], [41 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), float* %1)
%5 = load float, float* %1
%6 = load float, float* @M_PI
%7 = fdiv float %5, %6
%8 = call i32 @sqrt(float %7)
%9 = shl nsw i32 %8, 1
%10 = sitofp i32 %9 to float
%11 = fpext float %10 to double
%12 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), double %11)
ret i32 0
}