#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 main() {
  int n = 5;
  int *p, *q = &n;
  p = q;
  printf("Direccion de n: %p\n", &n);
  printf("Direccion de p: %p\n", p);
  printf("Direccion de q: %p\n", q);
  n = 10;
  printf("Valor de n: %d\n", n);
  printf("Valor de p: %d\n", *p);
  printf("Valor de q: %d\n", *q);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x5,-0x8(%rbp)
lea    -0x8(%rbp),%rax
mov    %rax,-0x18(%rbp)
mov    -0x18(%rbp),%rax
mov    %rax,-0x10(%rbp)
lea    0xec3(%rip),%rdi
lea    -0x8(%rbp),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%rsi
lea    0xec1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%rsi
lea    0xec3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0xa,-0x8(%rbp)
mov    -0x8(%rbp),%esi
lea    0xebf(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%rax
mov    (%rax),%esi
lea    0xebb(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%rax
mov    (%rax),%esi
lea    0xeb7(%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    $0x10,%rsp
movl   $0x5,0xc(%rsp)
lea    0xedc(%rip),%rdi
lea    0xc(%rsp),%rbx
mov    %rbx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xeda(%rip),%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xedd(%rip),%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
movl   $0xa,0xc(%rsp)
lea    0xed8(%rip),%rdi
mov    $0xa,%esi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%esi
lea    0xed1(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%esi
lea    0xecf(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [20 x i8] c"Direccion de n: %p\0A\00"
@.str.1 = [20 x i8] c"Direccion de p: %p\0A\00"
@.str.2 = [20 x i8] c"Direccion de q: %p\0A\00"
@.str.3 = [16 x i8] c"Valor de n: %d\0A\00"
@.str.4 = [16 x i8] c"Valor de p: %d\0A\00"
@.str.5 = [16 x i8] c"Valor de q: %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32*
%4 = alloca i32*
store i32 0, i32* %1
store i32 5, i32* %2
store i32* %2, i32** %4
%5 = load i32*, i32** %4
store i32* %5, i32** %3
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0), i32* %2)
%7 = load i32*, i32** %3
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.1, i64 0, i64 0), i32* %7)
%9 = load i32*, i32** %4
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), i32* %9)
store i32 10, i32* %2
%11 = load i32, i32* %2
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i32 %11)
%13 = load i32*, i32** %3
%14 = load i32, i32* %13
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.4, i64 0, i64 0), i32 %14)
%16 = load i32*, i32** %4
%17 = load i32, i32* %16
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.5, i64 0, i64 0), i32 %17)
ret i32 0
}

LLVM IR (-O2):
@.str = [20 x i8] c"Direccion de n: %p\0A\00"
@.str.1 = [20 x i8] c"Direccion de p: %p\0A\00"
@.str.2 = [20 x i8] c"Direccion de q: %p\0A\00"
@.str.3 = [16 x i8] c"Valor de n: %d\0A\00"
@.str.4 = [16 x i8] c"Valor de p: %d\0A\00"
@.str.5 = [16 x i8] c"Valor de q: %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
store i32 5, i32* %1
%3 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0), i32* %1)
%4 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%5 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), i32* %1)
store i32 10, i32* %1
%6 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i32 10)
%7 = load i32, i32* %1
%8 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.4, i64 0, i64 0), i32 %7)
%9 = load i32, i32* %1
%10 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.5, i64 0, i64 0), i32 %9)
ret i32 0
}