#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 *);
int /*<<< orphan*/ separa_data(int, int *, int *, int *);
int main() {
  int data, dia, mes, ano;
  printf("Informe uma data no formato (ddmmaaaa)\n");
  scanf("%d", &data);
  separa_data(data, &dia, &mes, &ano);
  printf("Data: %02d/%02d/%d\n", dia, mes, ano);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xed4(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1050 <scanf@plt>
mov    -0x8(%rbp),%edi
lea    -0xc(%rbp),%rsi
lea    -0x10(%rbp),%rdx
lea    -0x14(%rbp),%rcx
call   1030 <separa_data@plt>
mov    -0xc(%rbp),%esi
mov    -0x10(%rbp),%edx
mov    -0x14(%rbp),%ecx
lea    0xeaa(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
sub    $0x18,%rsp
lea    0xecc(%rip),%rdi
call   1040 <puts@plt>
lea    0xea9(%rip),%rdi
lea    0x14(%rsp),%rsi
call   1060 <scanf@plt>
mov    0x14(%rsp),%edi
lea    0x10(%rsp),%rsi
lea    0xc(%rsp),%rdx
lea    0x8(%rsp),%rcx
call   1030 <separa_data@plt>
mov    0x10(%rsp),%esi
mov    0xc(%rsp),%edx
mov    0x8(%rsp),%ecx
lea    0xe77(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
xor    %eax,%eax
add    $0x18,%rsp
ret

LLVM IR (-O0):
@.str = [40 x i8] c"Informe uma data no formato (ddmmaaaa)\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [20 x i8] c"Data: %02d/%02d/%d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
store i32 0, i32* %1
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%8 = load i32, i32* %2
%9 = call i32 @separa_data(i32 %8, i32* %3, i32* %4, i32* %5)
%10 = load i32, i32* %3
%11 = load i32, i32* %4
%12 = load i32, i32* %5
%13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), i32 %10, i32 %11, i32 %12)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [20 x i8] c"Data: %02d/%02d/%d\0A\00"
@str = [39 x i8] c"Informe uma data no formato (ddmmaaaa)\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = bitcast i32* %1 to i8*
%6 = bitcast i32* %2 to i8*
%7 = bitcast i32* %3 to i8*
%8 = bitcast i32* %4 to i8*
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([39 x i8], [39 x i8]* @str, i64 0, i64 0))
%10 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%11 = load i32, i32* %1
%12 = call i32 @separa_data(i32 %11, i32* %2, i32* %3, i32* %4)
%13 = load i32, i32* %2
%14 = load i32, i32* %3
%15 = load i32, i32* %4
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), i32 %13, i32 %14, i32 %15)
ret i32 0
}