#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 */
typedef int /*<<< orphan*/ ptr_to_arr;

/* Variables and functions */
int /*<<< orphan*/ printf(char *, int);
int main() {
  char(*ptr_to_arr)[40];
  printf("sizeof(*ptr_to_arr): %d\n", sizeof(*ptr_to_arr));
  printf("sizeof(int): %d ", sizeof(int));
  printf("sizeof(long): %d\n", sizeof(long));
  printf("sizeof(int *): %d ", sizeof(int *));
  printf("sizeof(void *): %d\n", sizeof(void *));
  printf("sizeof(ptr_to_arr): %d\n", sizeof(ptr_to_arr));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeda(%rip),%rdi
mov    $0x28,%esi
call   1030 <printf@plt>
lea    0xee2(%rip),%rdi
mov    $0x4,%esi
call   1030 <printf@plt>
lea    0xee2(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
lea    0xee3(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
lea    0xee5(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
lea    0xee8(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xee8(%rip),%rdi
mov    $0x28,%esi
call   1030 <printf@plt>
lea    0xef0(%rip),%rdi
mov    $0x4,%esi
call   1030 <printf@plt>
lea    0xef0(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
lea    0xef1(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
lea    0xef3(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
lea    0xef6(%rip),%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [25 x i8] c"sizeof(*ptr_to_arr): %d\0A\00"
@.str.1 = [17 x i8] c"sizeof(int): %d \00"
@.str.2 = [18 x i8] c"sizeof(long): %d\0A\00"
@.str.3 = [19 x i8] c"sizeof(int *): %d \00"
@.str.4 = [20 x i8] c"sizeof(void *): %d\0A\00"
@.str.5 = [24 x i8] c"sizeof(ptr_to_arr): %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [40 x i8]*
store i32 0, i32* %1
%3 = call i32 @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0), i32 40)
%4 = call i32 @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0), i32 4)
%5 = call i32 @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), i32 8)
%6 = call i32 @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.3, i64 0, i64 0), i32 8)
%7 = call i32 @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.4, i64 0, i64 0), i32 8)
%8 = call i32 @printf(i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.5, i64 0, i64 0), i32 8)
ret i32 0
}

LLVM IR (-O2):
@.str = [25 x i8] c"sizeof(*ptr_to_arr): %d\0A\00"
@.str.1 = [17 x i8] c"sizeof(int): %d \00"
@.str.2 = [18 x i8] c"sizeof(long): %d\0A\00"
@.str.3 = [19 x i8] c"sizeof(int *): %d \00"
@.str.4 = [20 x i8] c"sizeof(void *): %d\0A\00"
@.str.5 = [24 x i8] c"sizeof(ptr_to_arr): %d\0A\00"
define i32 @main() {
%1 = tail call i32 @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0), i32 40)
%2 = tail call i32 @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0), i32 4)
%3 = tail call i32 @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0), i32 8)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.3, i64 0, i64 0), i32 8)
%5 = tail call i32 @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.4, i64 0, i64 0), i32 8)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.5, i64 0, i64 0), i32 8)
ret i32 0
}