#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 pow(float, int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, float *);
double sqrt(float);
int main() {
  float num;
  printf("Digite um numero: ");
  scanf("%f", &num);
  if (num > 0) {
    printf("Raiz quadrada = %.2f", sqrt(num));
  } else {
    printf("Quadrado = %.2f", pow(num, 2));
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeaa(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeaf(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
movss  -0x8(%rbp),%xmm0
xorps  %xmm1,%xmm1
ucomiss %xmm1,%xmm0
jbe    119b <main+0x5b>
movss  -0x8(%rbp),%xmm0
call   1060 <sqrt@plt>
lea    0xe87(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
jmp    11b8 <main+0x78>
movss  -0x8(%rbp),%xmm0
mov    $0x2,%edi
call   1050 <pow@plt>
lea    0xe7a(%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    0xeb8(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xebd(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1040 <scanf@plt>
movss  0x4(%rsp),%xmm0
xorps  %xmm1,%xmm1
ucomiss %xmm1,%xmm0
jbe    117c <main+0x3c>
call   1060 <sqrt@plt>
lea    0xe9c(%rip),%rdi
jmp    118d <main+0x4d>
mov    $0x2,%edi
call   1050 <pow@plt>
lea    0xe9e(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [19 x i8] c"Digite um numero: \00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [21 x i8] c"Raiz quadrada = %.2f\00"
@.str.3 = [16 x i8] c"Quadrado = %.2f\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
store i32 0, i32* %1
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 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* %2)
%5 = load float, float* %2
%6 = fcmp ogt float %5, 0.000000e+00
br i1 %6, label %7, label %11
7: ; preds = %0
%8 = load float, float* %2
%9 = call double @sqrt(float %8)
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.2, i64 0, i64 0), double %9)
br label %15
11: ; preds = %0
%12 = load float, float* %2
%13 = call double @pow(float %12, i32 2)
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), double %13)
br label %15
15: ; preds = %11, %7
ret i32 0
}

LLVM IR (-O2):
@.str = [19 x i8] c"Digite um numero: \00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [21 x i8] c"Raiz quadrada = %.2f\00"
@.str.3 = [16 x i8] c"Quadrado = %.2f\00"
define i32 @main() {
%1 = alloca float
%2 = bitcast float* %1 to i8*
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 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 = fcmp ogt float %5, 0.000000e+00
br i1 %6, label %7, label %10
7: ; preds = %0
%8 = call double @sqrt(float %5)
%9 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @.str.2, i64 0, i64 0), double %8)
br label %13
10: ; preds = %0
%11 = call double @pow(float %5, i32 2)
%12 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), double %11)
br label %13
13: ; preds = %10, %7
ret i32 0
}