#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 const *argv[]) {
  int zippo[4][2] = {{2, 4}, {6, 8}, {1, 3}, {5, 7}};
  printf("================\n");
  printf("zippo = %p, zippo + 1 = %p\n", zippo, zippo + 1);
  printf("*zippo = %p, *zippo + 1 = %p\n", *zippo, *zippo + 1);
  printf("zippo[0] = %p, zippo[0] + 1 = %p\n", zippo[0], zippo[0] + 1);
  printf("================\n");
  printf("    **zippo = %d\n", **zippo);
  printf("  *zippo[0] = %d\n", *zippo[0]);
  printf("zippo[0][0] = %d\n", zippo[0][0]);
  printf("================\n");
  printf("       zippo[2][1] = %d \n", zippo[2][1]);
  printf("*(*(zippo +2) + 1) = %d\n", *(*(zippo + 2) + 1));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    0xed3(%rip),%rax
mov    %rax,-0x30(%rbp)
mov    0xed0(%rip),%rax
mov    %rax,-0x28(%rbp)
mov    0xecd(%rip),%rax
mov    %rax,-0x20(%rbp)
mov    0xeca(%rip),%rax
mov    %rax,-0x18(%rbp)
lea    0xec7(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    -0x30(%rbp),%rsi
lea    -0x30(%rbp),%rdx
add    $0x8,%rdx
lea    0xebf(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    -0x30(%rbp),%rsi
lea    -0x30(%rbp),%rdx
add    $0x4,%rdx
lea    0xec1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    -0x30(%rbp),%rsi
lea    -0x30(%rbp),%rdx
add    $0x4,%rdx
lea    0xec5(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe6b(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x30(%rbp),%esi
lea    0xec8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x30(%rbp),%esi
lea    0xec9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x30(%rbp),%esi
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe2a(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x1c(%rbp),%esi
lea    0xebd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x1c(%rbp),%esi
lea    0xec6(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %rbx
sub    $0x20,%rsp
movaps 0xee0(%rip),%xmm0
movaps %xmm0,0x10(%rsp)
movaps 0xec4(%rip),%xmm0
movaps %xmm0,(%rsp)
lea    0xf9e(%rip),%r14
mov    %r14,%rdi
call   1030 <puts@plt>
lea    0x8(%rsp),%rdx
lea    0xec5(%rip),%rdi
mov    %rsp,%rbx
mov    %rbx,%rsi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0x4(%rsp),%r15
lea    0xec8(%rip),%rdi
mov    %rbx,%rsi
mov    %r15,%rdx
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xed2(%rip),%rdi
mov    %rbx,%rsi
mov    %r15,%rdx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %r14,%rdi
call   1030 <puts@plt>
mov    (%rsp),%esi
lea    0xed5(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%rsp),%esi
lea    0xed6(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%rsp),%esi
lea    0xed7(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    %r14,%rdi
call   1030 <puts@plt>
mov    0x14(%rsp),%esi
lea    0xecf(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x14(%rsp),%esi
lea    0xed7(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbx
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
@__const.main.zippo = [4 x [2 x i32]] [[2 x i32] [i32 2, i32 4], [2 x i32] [i32 6, i32 8], [2 x i32] [i32 1, i32 3], [2 x i32] [i32 5, i32 7]]
@.str = [18 x i8] c"================\0A\00"
@.str.1 = [28 x i8] c"zippo = %p, zippo + 1 = %p\0A\00"
@.str.2 = [30 x i8] c"*zippo = %p, *zippo + 1 = %p\0A\00"
@.str.3 = [34 x i8] c"zippo[0] = %p, zippo[0] + 1 = %p\0A\00"
@.str.4 = [18 x i8] c" **zippo = %d\0A\00"
@.str.5 = [18 x i8] c" *zippo[0] = %d\0A\00"
@.str.6 = [18 x i8] c"zippo[0][0] = %d\0A\00"
@.str.7 = [26 x i8] c" zippo[2][1] = %d \0A\00"
@.str.8 = [25 x i8] c"*(*(zippo +2) + 1) = %d\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca [4 x [2 x i32]]
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%7 = bitcast [4 x [2 x i32]]* %6 to i8*
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str, i64 0, i64 0))
%9 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 0
%10 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 0
%11 = getelementptr inbounds [2 x i32], [2 x i32]* %10, i64 1
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.1, i64 0, i64 0), [2 x i32]* %9, [2 x i32]* %11)
%13 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 0
%14 = getelementptr inbounds [2 x i32], [2 x i32]* %13, i64 0, i64 0
%15 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 0
%16 = getelementptr inbounds [2 x i32], [2 x i32]* %15, i64 0, i64 0
%17 = getelementptr inbounds i32, i32* %16, i64 1
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0), i32* %14, i32* %17)
%19 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 0
%20 = getelementptr inbounds [2 x i32], [2 x i32]* %19, i64 0, i64 0
%21 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 0
%22 = getelementptr inbounds [2 x i32], [2 x i32]* %21, i64 0, i64 0
%23 = getelementptr inbounds i32, i32* %22, i64 1
%24 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str.3, i64 0, i64 0), i32* %20, i32* %23)
%25 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str, i64 0, i64 0))
%26 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 0
%27 = getelementptr inbounds [2 x i32], [2 x i32]* %26, i64 0, i64 0
%28 = load i32, i32* %27
%29 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.4, i64 0, i64 0), i32 %28)
%30 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 0
%31 = getelementptr inbounds [2 x i32], [2 x i32]* %30, i64 0, i64 0
%32 = load i32, i32* %31
%33 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.5, i64 0, i64 0), i32 %32)
%34 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 0
%35 = getelementptr inbounds [2 x i32], [2 x i32]* %34, i64 0, i64 0
%36 = load i32, i32* %35
%37 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.6, i64 0, i64 0), i32 %36)
%38 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str, i64 0, i64 0))
%39 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 2
%40 = getelementptr inbounds [2 x i32], [2 x i32]* %39, i64 0, i64 1
%41 = load i32, i32* %40
%42 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.7, i64 0, i64 0), i32 %41)
%43 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %6, i64 0, i64 0
%44 = getelementptr inbounds [2 x i32], [2 x i32]* %43, i64 2
%45 = getelementptr inbounds [2 x i32], [2 x i32]* %44, i64 0, i64 0
%46 = getelementptr inbounds i32, i32* %45, i64 1
%47 = load i32, i32* %46
%48 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.8, i64 0, i64 0), i32 %47)
ret i32 0
}

LLVM IR (-O2):
@__const.main.zippo = [4 x [2 x i32]] [[2 x i32] [i32 2, i32 4], [2 x i32] [i32 6, i32 8], [2 x i32] [i32 1, i32 3], [2 x i32] [i32 5, i32 7]]
@.str.1 = [28 x i8] c"zippo = %p, zippo + 1 = %p\0A\00"
@.str.2 = [30 x i8] c"*zippo = %p, *zippo + 1 = %p\0A\00"
@.str.3 = [34 x i8] c"zippo[0] = %p, zippo[0] + 1 = %p\0A\00"
@.str.4 = [18 x i8] c" **zippo = %d\0A\00"
@.str.5 = [18 x i8] c" *zippo[0] = %d\0A\00"
@.str.6 = [18 x i8] c"zippo[0][0] = %d\0A\00"
@.str.7 = [26 x i8] c" zippo[2][1] = %d \0A\00"
@.str.8 = [25 x i8] c"*(*(zippo +2) + 1) = %d\0A\00"
@str.10 = [17 x i8] c"================\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = alloca [4 x [2 x i32]]
%4 = bitcast [4 x [2 x i32]]* %3 to i8*
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str.10, i64 0, i64 0))
%6 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %3, i64 0, i64 0
%7 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %3, i64 0, i64 1
%8 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @.str.1, i64 0, i64 0), [2 x i32]* %6, [2 x i32]* %7)
%9 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %3, i64 0, i64 0, i64 0
%10 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %3, i64 0, i64 0, i64 1
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0), i32* %9, i32* %10)
%12 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([34 x i8], [34 x i8]* @.str.3, i64 0, i64 0), i32* %9, i32* %10)
%13 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str.10, i64 0, i64 0))
%14 = load i32, i32* %9
%15 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.4, i64 0, i64 0), i32 %14)
%16 = load i32, i32* %9
%17 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.5, i64 0, i64 0), i32 %16)
%18 = load i32, i32* %9
%19 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.6, i64 0, i64 0), i32 %18)
%20 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str.10, i64 0, i64 0))
%21 = getelementptr inbounds [4 x [2 x i32]], [4 x [2 x i32]]* %3, i64 0, i64 2, i64 1
%22 = load i32, i32* %21
%23 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @.str.7, i64 0, i64 0), i32 %22)
%24 = load i32, i32* %21
%25 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str.8, i64 0, i64 0), i32 %24)
ret i32 0
}