#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 *, ...);
void basic_pointer(int x) {
  int *adresse_von_x;
  adresse_von_x = &x;
  printf("Der Wert von x ist: %d\n", x);
  printf("Die Adresse von x ist %p\n", &x);
  printf("Adresse von x mittels adresse_von_x %p\n", adresse_von_x);
  printf("Wert von x mittels adresse_von_x: %d\n", *adresse_von_x);
}


x86 assembly (clang, -O0):
<basic_pointer>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %edi,-0x4(%rbp)
lea    -0x4(%rbp),%rax
mov    %rax,-0x10(%rbp)
mov    -0x4(%rbp),%esi
lea    0xed3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xedd(%rip),%rdi
lea    -0x4(%rbp),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%rsi
lea    0xee1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%rax
mov    (%rax),%esi
lea    0xef5(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<basic_pointer>:
push   %rbx
sub    $0x10,%rsp
mov    %edi,%esi
mov    %edi,0xc(%rsp)
lea    0xede(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xee8(%rip),%rdi
lea    0xc(%rsp),%rbx
mov    %rbx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xeec(%rip),%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%esi
lea    0xeff(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [24 x i8] c"Der Wert von x ist: %d\0A\00"
@.str.1 = [26 x i8] c"Die Adresse von x ist %p\0A\00"
@.str.2 = [40 x i8] c"Adresse von x mittels adresse_von_x %p\0A\00"
@.str.3 = [38 x i8] c"Wert von x mittels adresse_von_x: %d\0A\00"
define void @basic_pointer(i32 %0) {
%2 = alloca i32
%3 = alloca i32*
store i32 %0, i32* %2
store i32* %2, i32** %3
%4 = load i32, i32* %2
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str, i64 0, i64 0), i32 %4)
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%7 = load i32*, i32** %3
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.2, i64 0, i64 0), i32* %7)
%9 = load i32*, i32** %3
%10 = load i32, i32* %9
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.3, i64 0, i64 0), i32 %10)
ret void
}

LLVM IR (-O2):
@.str = [24 x i8] c"Der Wert von x ist: %d\0A\00"
@.str.1 = [26 x i8] c"Die Adresse von x ist %p\0A\00"
@.str.2 = [40 x i8] c"Adresse von x mittels adresse_von_x %p\0A\00"
@.str.3 = [38 x i8] c"Wert von x mittels adresse_von_x: %d\0A\00"
define void @basic_pointer(i32 %0) {
%2 = alloca i32
store i32 %0, i32* %2
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 x i8]* @.str, i64 0, i64 0), i32 %0)
%4 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%5 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([40 x i8], [40 x i8]* @.str.2, i64 0, i64 0), i32* %2)
%6 = load i32, i32* %2
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @.str.3, i64 0, i64 0), i32 %6)
ret void
}