#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 main(void) {
  int dat;
  printf("podaj liczbę typu int: ");
  scanf("%d", &dat);
  printf("result: %d\n", dat);
  char str[20];
  printf("wprowadź tekst: ");
  scanf("%s", str);
  printf("result: %s\n", str);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed5(%rip),%rdi
lea    -0x8(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
mov    -0x8(%rbp),%esi
lea    0xec3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    -0x20(%rbp),%rsi
lea    0xec1(%rip),%rdi
mov    $0x0,%al
call   1040 <scanf@plt>
lea    -0x20(%rbp),%rsi
lea    0xeb2(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x30,%rsp
lea    0xed4(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xedf(%rip),%rdi
lea    0xc(%rsp),%rsi
xor    %eax,%eax
call   1040 <scanf@plt>
mov    0xc(%rsp),%esi
lea    0xecb(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xec9(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xecd(%rip),%rdi
lea    0x10(%rsp),%rbx
mov    %rbx,%rsi
xor    %eax,%eax
call   1040 <scanf@plt>
lea    0xeba(%rip),%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [25 x i8] c"podaj liczb\C4\99 typu int: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [12 x i8] c"result: %d\0A\00"
@.str.3 = [18 x i8] c"wprowad\C5\BA tekst: \00"
@.str.4 = [3 x i8] c"%s\00"
@.str.5 = [12 x i8] c"result: %s\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca [20 x i8]
store i32 0, i32* %1
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
%5 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%6 = load i32, i32* %2
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i32 %6)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.3, i64 0, i64 0))
%9 = getelementptr inbounds [20 x i8], [20 x i8]* %3, i64 0, i64 0
%10 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.4, i64 0, i64 0), i8* %9)
%11 = getelementptr inbounds [20 x i8], [20 x i8]* %3, i64 0, i64 0
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.5, i64 0, i64 0), i8* %11)
ret i32 0
}

LLVM IR (-O2):
@.str = [25 x i8] c"podaj liczb\C4\99 typu int: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [12 x i8] c"result: %d\0A\00"
@.str.3 = [18 x i8] c"wprowad\C5\BA tekst: \00"
@.str.4 = [3 x i8] c"%s\00"
@.str.5 = [12 x i8] c"result: %s\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [20 x i8]
%3 = bitcast i32* %1 to i8*
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
%5 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%6 = load i32, i32* %1
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i64 0, i64 0), i32 %6)
%8 = getelementptr inbounds [20 x i8], [20 x i8]* %2, i64 0, i64 0
%9 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.3, i64 0, i64 0))
%10 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.4, i64 0, i64 0), i8* %8)
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.5, i64 0, i64 0), i8* %8)
ret i32 0
}