#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*/ Print(int **);
int /*<<< orphan*/ Sudoku(int **, int /*<<< orphan*/);
int main() {
  int arr[9][9] = {
      6, 0, 0, 0, 8, 7, 0, 0, 0, 0, 0, 0, 9, 0, 5, 7, 0, 6, 0, 4, 0,
      0, 0, 0, 0, 8, 0, 0, 3, 0, 0, 0, 2, 0, 0, 0, 0, 0, 4, 0, 0, 0,
      6, 9, 0, 0, 0, 0, 4, 1, 0, 0, 2, 3, 5, 0, 0, 0, 3, 0, 1, 7, 0,
      0, 8, 0, 0, 9, 0, 2, 0, 0, 0, 0, 1, 0, 7, 6, 3, 0, 0,
  };
  Print(arr);
  Sudoku(arr, 0);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x150,%rsp
movl   $0x0,-0x4(%rbp)
lea    -0x150(%rbp),%rdi
lea    0xeb0(%rip),%rsi
mov    $0x144,%edx
call   1030 <memcpy@plt>
lea    -0x150(%rbp),%rdi
call   1040 <Print@plt>
lea    -0x150(%rbp),%rdi
xor    %esi,%esi
call   1050 <Sudoku@plt>
xor    %eax,%eax
add    $0x150,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x150,%rsp
lea    0xec1(%rip),%rsi
mov    %rsp,%rbx
mov    $0x144,%edx
mov    %rbx,%rdi
call   1030 <memcpy@plt>
mov    %rbx,%rdi
call   1040 <Print@plt>
mov    %rbx,%rdi
xor    %esi,%esi
call   1050 <Sudoku@plt>
xor    %eax,%eax
add    $0x150,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@__const.main.arr = [9 x [9 x i32]] [[9 x i32] [i32 6, i32 0, i32 0, i32 0, i32 8, i32 7, i32 0, i32 0, i32 0], [9 x i32] [i32 0, i32 0, i32 0, i32 9, i32 0, i32 5, i32 7, i32 0, i32 6], [9 x i32] [i32 0, i32 4, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 0], [9 x i32] [i32 0, i32 3, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0, i32 0], [9 x i32] [i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 6, i32 9, i32 0], [9 x i32] [i32 0, i32 0, i32 0, i32 4, i32 1, i32 0, i32 0, i32 2, i32 3], [9 x i32] [i32 5, i32 0, i32 0, i32 0, i32 3, i32 0, i32 1, i32 7, i32 0], [9 x i32] [i32 0, i32 8, i32 0, i32 0, i32 9, i32 0, i32 2, i32 0, i32 0], [9 x i32] [i32 0, i32 0, i32 1, i32 0, i32 7, i32 6, i32 3, i32 0, i32 0]]
define i32 @main() {
%1 = alloca i32
%2 = alloca [9 x [9 x i32]]
store i32 0, i32* %1
%3 = bitcast [9 x [9 x i32]]* %2 to i8*
%4 = getelementptr inbounds [9 x [9 x i32]], [9 x [9 x i32]]* %2, i64 0, i64 0
%5 = bitcast [9 x i32]* %4 to i32**
%6 = call i32 @Print(i32** %5)
%7 = getelementptr inbounds [9 x [9 x i32]], [9 x [9 x i32]]* %2, i64 0, i64 0
%8 = bitcast [9 x i32]* %7 to i32**
%9 = call i32 @Sudoku(i32** %8, i32 0)
ret i32 0
}

LLVM IR (-O2):
@__const.main.arr = [9 x [9 x i32]] [[9 x i32] [i32 6, i32 0, i32 0, i32 0, i32 8, i32 7, i32 0, i32 0, i32 0], [9 x i32] [i32 0, i32 0, i32 0, i32 9, i32 0, i32 5, i32 7, i32 0, i32 6], [9 x i32] [i32 0, i32 4, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 0], [9 x i32] [i32 0, i32 3, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0, i32 0], [9 x i32] [i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 6, i32 9, i32 0], [9 x i32] [i32 0, i32 0, i32 0, i32 4, i32 1, i32 0, i32 0, i32 2, i32 3], [9 x i32] [i32 5, i32 0, i32 0, i32 0, i32 3, i32 0, i32 1, i32 7, i32 0], [9 x i32] [i32 0, i32 8, i32 0, i32 0, i32 9, i32 0, i32 2, i32 0, i32 0], [9 x i32] [i32 0, i32 0, i32 1, i32 0, i32 7, i32 6, i32 3, i32 0, i32 0]]
define i32 @main() {
%1 = alloca [9 x [9 x i32]]
%2 = bitcast [9 x [9 x i32]]* %1 to i8*
%3 = bitcast [9 x [9 x i32]]* %1 to i32**
%4 = call i32 @Print(i32** %3)
%5 = call i32 @Sudoku(i32** %3, i32 0)
ret i32 0
}