#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 argc, char *argv[]) {
  int i;
  printf("Address of `i`: %p\n", &i);
  int actual_number = 29;
  int *pointer_number = &actual_number;
  printf("Address of actual_number: %p\n", &actual_number);
  printf("Address stored in pointer_number: %p\n", pointer_number);
  printf("Value of *pointer_number: %d\n", *pointer_number);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
lea    0xed3(%rip),%rdi
lea    -0x14(%rbp),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x1d,-0x18(%rbp)
lea    -0x18(%rbp),%rax
mov    %rax,-0x20(%rbp)
lea    0xec6(%rip),%rdi
lea    -0x18(%rbp),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x20(%rbp),%rsi
lea    0xece(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x20(%rbp),%rax
mov    (%rax),%esi
lea    0xee0(%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
lea    0xee4(%rip),%rdi
lea    0xc(%rsp),%rsi
xor    %eax,%eax
call   1030 <printf@plt>
movl   $0x1d,0x8(%rsp)
lea    0xedd(%rip),%rdi
lea    0x8(%rsp),%rbx
mov    %rbx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xee5(%rip),%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0x8(%rsp),%esi
lea    0xef6(%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"Address of `i`: %p\0A\00"
@.str.1 = [30 x i8] c"Address of actual_number: %p\0A\00"
@.str.2 = [38 x i8] c"Address stored in pointer_number: %p\0A\00"
@.str.3 = [30 x i8] c"Value of *pointer_number: %d\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32*
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0), i32* %6)
store i32 29, i32* %7
store i32* %7, i32** %8
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.1, i64 0, i64 0), i32* %7)
%11 = load i32*, i32** %8
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.2, i64 0, i64 0), i32* %11)
%13 = load i32*, i32** %8
%14 = load i32, i32* %13
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.3, i64 0, i64 0), i32 %14)
ret i32 0
}

LLVM IR (-O2):
@.str = [20 x i8] c"Address of `i`: %p\0A\00"
@.str.1 = [30 x i8] c"Address of actual_number: %p\0A\00"
@.str.2 = [38 x i8] c"Address stored in pointer_number: %p\0A\00"
@.str.3 = [30 x i8] c"Value of *pointer_number: %d\0A\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = alloca i32
%4 = alloca i32
%5 = bitcast i32* %3 to i8*
%6 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0), i32* %3)
%7 = bitcast i32* %4 to i8*
store i32 29, i32* %4
%8 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str.1, i64 0, i64 0), i32* %4)
%9 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @.str.2, i64 0, i64 0), i32* %4)
%10 = load i32, i32* %4
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str.3, i64 0, i64 0), i32 %10)
ret i32 0
}