#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 M_PI;
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, float *);
main() {
  float raio, area;
  printf("\n\t****************\n");
  printf("\t*AREA DA ESFERA*");
  printf("\n\t****************\n");
  printf("\nInsira o comprimento do raio: ");
  scanf("%f", &raio);
  area = (4 * M_PI) * (raio * raio);
  printf("Area: %.2f", area);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
lea    0xed1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed7(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeb5(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xecd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xedf(%rip),%rdi
lea    -0x4(%rbp),%rsi
call   1040 <scanf@plt>
mov    0x2e71(%rip),%rax
mov    (%rax),%eax
shl    $0x2,%eax
cvtsi2ss %eax,%xmm0
movss  -0x4(%rbp),%xmm1
mulss  -0x4(%rbp),%xmm1
mulss  %xmm1,%xmm0
movss  %xmm0,-0x8(%rbp)
movss  -0x8(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xea6(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
lea    0xf04(%rip),%rbx
mov    %rbx,%rdi
call   1030 <puts@plt>
lea    0xeb5(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
call   1030 <puts@plt>
lea    0xeb1(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xec3(%rip),%rdi
lea    0xc(%rsp),%rsi
call   1050 <scanf@plt>
mov    0x2e68(%rip),%rax
mov    (%rax),%eax
shl    $0x2,%eax
cvtsi2ss %eax,%xmm0
movss  0xc(%rsp),%xmm1
mulss  %xmm1,%xmm1
mulss  %xmm0,%xmm1
xorps  %xmm0,%xmm0
cvtss2sd %xmm1,%xmm0
lea    0xe90(%rip),%rdi
mov    $0x1,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [20 x i8] c"\0A\09****************\0A\00"
@.str.1 = [18 x i8] c"\09*AREA DA ESFERA*\00"
@.str.2 = [32 x i8] c"\0AInsira o comprimento do raio: \00"
@.str.3 = [3 x i8] c"%f\00"
@M_PI = global i32 0
@.str.4 = [11 x i8] c"Area: %.2f\00"
define i32 @main() {
%1 = alloca float
%2 = alloca float
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0))
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.1, i64 0, i64 0))
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0))
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.2, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %1)
%8 = load i32, i32* @M_PI
%9 = mul nsw i32 4, %8
%10 = sitofp i32 %9 to float
%11 = load float, float* %1
%12 = load float, float* %1
%13 = fmul float %11, %12
%14 = fmul float %10, %13
store float %14, float* %2
%15 = load float, float* %2
%16 = fpext float %15 to double
%17 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.4, i64 0, i64 0), double %16)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [18 x i8] c"\09*AREA DA ESFERA*\00"
@.str.2 = [32 x i8] c"\0AInsira o comprimento do raio: \00"
@.str.3 = [3 x i8] c"%f\00"
@M_PI = global i32 0
@.str.4 = [11 x i8] c"Area: %.2f\00"
@str.5 = [19 x i8] c"\0A\09****************\00"
define i32 @main() {
%1 = alloca float
%2 = bitcast float* %1 to i8*
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @str.5, i64 0, i64 0))
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.1, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @str.5, i64 0, i64 0))
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([32 x i8], [32 x i8]* @.str.2, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %1)
%8 = load i32, i32* @M_PI
%9 = shl nsw i32 %8, 2
%10 = sitofp i32 %9 to float
%11 = load float, float* %1
%12 = fmul float %11, %11
%13 = fmul float %12, %10
%14 = fpext float %13 to double
%15 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([11 x i8], [11 x i8]* @.str.4, i64 0, i64 0), double %14)
ret i32 0
}