#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 *, float *);
float sqrt(float);
int main() {
  float a, pierw;
  printf("Podaj liczbe: ");
  scanf("%f", &a);
  if (a < 0) {
    printf("Nie można obliczyć pierwiastka");
  } else {
    pierw = sqrt(a);
    printf("Pierwiastek kwadratowy z liczby %f wynosi: %f", a, pierw);
  }
}


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    0xf07(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
xorps  %xmm0,%xmm0
ucomiss -0x8(%rbp),%xmm0
jbe    117d <main+0x4d>
lea    0xe9e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11ac <main+0x7c>
movss  -0x8(%rbp),%xmm0
call   1050 <sqrt@plt>
movss  %xmm0,-0xc(%rbp)
movss  -0x8(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
movss  -0xc(%rbp),%xmm1
cvtss2sd %xmm1,%xmm1
lea    0xe8b(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
mov    -0x4(%rbp),%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    0xf15(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1040 <scanf@plt>
movss  0x4(%rsp),%xmm0
xorps  %xmm1,%xmm1
ucomiss %xmm0,%xmm1
jbe    116e <main+0x3e>
lea    0xeaa(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
jmp    11a0 <main+0x70>
ucomiss %xmm1,%xmm0
jb     1179 <main+0x49>
sqrtss %xmm0,%xmm0
jmp    117e <main+0x4e>
call   1050 <sqrt@plt>
movss  0x4(%rsp),%xmm1
cvtss2sd %xmm1,%xmm2
xorps  %xmm1,%xmm1
cvtss2sd %xmm0,%xmm1
lea    0xe9a(%rip),%rdi
movaps %xmm2,%xmm0
mov    $0x2,%al
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [15 x i8] c"Podaj liczbe: \00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [33 x i8] c"Nie mo\C5\BCna obliczy\C4\87 pierwiastka\00"
@.str.3 = [46 x i8] c"Pierwiastek kwadratowy z liczby %f wynosi: %f\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 ([15 x i8], [15 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 = fcmp olt float %6, 0.000000e+00
br i1 %7, label %8, label %10
8: ; preds = %0
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.2, i64 0, i64 0))
br label %18
10: ; preds = %0
%11 = load float, float* %2
%12 = call float @sqrt(float %11)
store float %12, float* %3
%13 = load float, float* %2
%14 = fpext float %13 to double
%15 = load float, float* %3
%16 = fpext float %15 to double
%17 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.3, i64 0, i64 0), double %14, double %16)
br label %18
18: ; preds = %10, %8
%19 = load i32, i32* %1
ret i32 %19
}

LLVM IR (-O2):
@.str = [15 x i8] c"Podaj liczbe: \00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [33 x i8] c"Nie mo\C5\BCna obliczy\C4\87 pierwiastka\00"
@.str.3 = [46 x i8] c"Pierwiastek kwadratowy z liczby %f wynosi: %f\00"
define i32 @main() {
%1 = alloca float
%2 = bitcast float* %1 to i8*
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 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 olt float %5, 0.000000e+00
br i1 %6, label %7, label %9
7: ; preds = %0
%8 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @.str.2, i64 0, i64 0))
br label %15
9: ; preds = %0
%10 = call float @sqrt(float %5)
%11 = load float, float* %1
%12 = fpext float %11 to double
%13 = fpext float %10 to double
%14 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @.str.3, i64 0, i64 0), double %12, double %13)
br label %15
15: ; preds = %9, %7
ret i32 0
}