#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 main() {
  int num[5][5] = {{29, 5, 7, 16, 19},
                   {22, 35, 38, 49, 50},
                   {21, 25, 19, 20, 9},
                   {12, 15, 29, 27, 39},
                   {9, 6, 1, 8, 30}};
  int(*p)[5] = num;
  int i, j;
  void change(int(*p)[], int);
  change(p, 5 * 5);
  for (i = 0; i < 5; i++) {
    for (j = 0; j < 5; j++) {
      printf("%d ", num[i][j]);
    }
    printf("\n");
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x80,%rsp
lea    -0x70(%rbp),%rdi
lea    0xeba(%rip),%rsi
mov    $0x64,%edx
call   1050 <memcpy@plt>
lea    -0x70(%rbp),%rax
mov    %rax,-0x78(%rbp)
mov    -0x78(%rbp),%rdi
mov    $0x19,%esi
call   1030 <change@plt>
movl   $0x0,-0x7c(%rbp)
cmpl   $0x5,-0x7c(%rbp)
jge    11d6 <main+0xa6>
movl   $0x0,-0x80(%rbp)
cmpl   $0x5,-0x80(%rbp)
jge    11ba <main+0x8a>
movslq -0x7c(%rbp),%rcx
lea    -0x70(%rbp),%rax
imul   $0x14,%rcx,%rcx
add    %rcx,%rax
movslq -0x80(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xebf(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x80(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x80(%rbp)
jmp    117e <main+0x4e>
lea    0xea7(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x7c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x7c(%rbp)
jmp    116d <main+0x3d>
add    $0x80,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x70,%rsp
mov    0xf25(%rip),%eax
mov    %eax,0x60(%rsp)
movaps 0xf0a(%rip),%xmm0
movaps %xmm0,0x50(%rsp)
movaps 0xeee(%rip),%xmm0
movaps %xmm0,0x40(%rsp)
movaps 0xed2(%rip),%xmm0
movaps %xmm0,0x30(%rsp)
movaps 0xeb6(%rip),%xmm0
movaps %xmm0,0x20(%rsp)
movaps 0xe9a(%rip),%xmm0
movaps %xmm0,0x10(%rsp)
movaps 0xe7e(%rip),%xmm0
movaps %xmm0,(%rsp)
mov    %rsp,%rdi
mov    $0x19,%esi
call   1040 <change@plt>
mov    (%rsp),%esi
lea    0xec7(%rip),%rbx
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x4(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x8(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0xc(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x10(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    0x14(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x18(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x1c(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x20(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x24(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    0x28(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x2c(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x30(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x34(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x38(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    0x3c(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x40(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x44(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x48(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x4c(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    0x50(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x54(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x58(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x5c(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    0x60(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x70,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@__const.main.num = [5 x [5 x i32]] [[5 x i32] [i32 29, i32 5, i32 7, i32 16, i32 19], [5 x i32] [i32 22, i32 35, i32 38, i32 49, i32 50], [5 x i32] [i32 21, i32 25, i32 19, i32 20, i32 9], [5 x i32] [i32 12, i32 15, i32 29, i32 27, i32 39], [5 x i32] [i32 9, i32 6, i32 1, i32 8, i32 30]]
@.str = [4 x i8] c"%d \00"
@.str.1 = [2 x i8] c"\0A\00"
define void @main() {
%1 = alloca [5 x [5 x i32]]
%2 = alloca [5 x i32]*
%3 = alloca i32
%4 = alloca i32
%5 = bitcast [5 x [5 x i32]]* %1 to i8*
%6 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 0
store [5 x i32]* %6, [5 x i32]** %2
%7 = load [5 x i32]*, [5 x i32]** %2
%8 = bitcast [5 x i32]* %7 to [0 x i32]*
store i32 0, i32* %3
br label %9
9: ; preds = %30, %0
%10 = load i32, i32* %3
%11 = icmp slt i32 %10, 5
br i1 %11, label %12, label %33
12: ; preds = %9
store i32 0, i32* %4
br label %13
13: ; preds = %25, %12
%14 = load i32, i32* %4
%15 = icmp slt i32 %14, 5
br i1 %15, label %16, label %28
16: ; preds = %13
%17 = load i32, i32* %3
%18 = sext i32 %17 to i64
%19 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 %18
%20 = load i32, i32* %4
%21 = sext i32 %20 to i64
%22 = getelementptr inbounds [5 x i32], [5 x i32]* %19, i64 0, i64 %21
%23 = load i32, i32* %22
%24 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %23)
br label %25
25: ; preds = %16
%26 = load i32, i32* %4
%27 = add nsw i32 %26, 1
store i32 %27, i32* %4
br label %13
28: ; preds = %13
%29 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
br label %30
30: ; preds = %28
%31 = load i32, i32* %3
%32 = add nsw i32 %31, 1
store i32 %32, i32* %3
br label %9
33: ; preds = %9
ret void
}

LLVM IR (-O2):
@__const.main.num = [5 x [5 x i32]] [[5 x i32] [i32 29, i32 5, i32 7, i32 16, i32 19], [5 x i32] [i32 22, i32 35, i32 38, i32 49, i32 50], [5 x i32] [i32 21, i32 25, i32 19, i32 20, i32 9], [5 x i32] [i32 12, i32 15, i32 29, i32 27, i32 39], [5 x i32] [i32 9, i32 6, i32 1, i32 8, i32 30]]
@.str = [4 x i8] c"%d \00"
define void @main() {
%1 = alloca [5 x [5 x i32]]
%2 = bitcast [5 x [5 x i32]]* %1 to i8*
%3 = bitcast [5 x [5 x i32]]* %1 to [0 x i32]*
%4 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 0, i64 0
%5 = load i32, i32* %4
%6 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %5)
%7 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 0, i64 1
%8 = load i32, i32* %7
%9 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %8)
%10 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 0, i64 2
%11 = load i32, i32* %10
%12 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %11)
%13 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 0, i64 3
%14 = load i32, i32* %13
%15 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %14)
%16 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 0, i64 4
%17 = load i32, i32* %16
%18 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %17)
%19 = call i32 @putchar(i32 10)
%20 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 1, i64 0
%21 = load i32, i32* %20
%22 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %21)
%23 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 1, i64 1
%24 = load i32, i32* %23
%25 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %24)
%26 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 1, i64 2
%27 = load i32, i32* %26
%28 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %27)
%29 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 1, i64 3
%30 = load i32, i32* %29
%31 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %30)
%32 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 1, i64 4
%33 = load i32, i32* %32
%34 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %33)
%35 = call i32 @putchar(i32 10)
%36 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 2, i64 0
%37 = load i32, i32* %36
%38 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %37)
%39 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 2, i64 1
%40 = load i32, i32* %39
%41 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %40)
%42 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 2, i64 2
%43 = load i32, i32* %42
%44 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %43)
%45 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 2, i64 3
%46 = load i32, i32* %45
%47 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %46)
%48 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 2, i64 4
%49 = load i32, i32* %48
%50 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %49)
%51 = call i32 @putchar(i32 10)
%52 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 3, i64 0
%53 = load i32, i32* %52
%54 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %53)
%55 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 3, i64 1
%56 = load i32, i32* %55
%57 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %56)
%58 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 3, i64 2
%59 = load i32, i32* %58
%60 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %59)
%61 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 3, i64 3
%62 = load i32, i32* %61
%63 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %62)
%64 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 3, i64 4
%65 = load i32, i32* %64
%66 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %65)
%67 = call i32 @putchar(i32 10)
%68 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 4, i64 0
%69 = load i32, i32* %68
%70 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %69)
%71 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 4, i64 1
%72 = load i32, i32* %71
%73 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %72)
%74 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 4, i64 2
%75 = load i32, i32* %74
%76 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %75)
%77 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 4, i64 3
%78 = load i32, i32* %77
%79 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %78)
%80 = getelementptr inbounds [5 x [5 x i32]], [5 x [5 x i32]]* %1, i64 0, i64 4, i64 4
%81 = load i32, i32* %80
%82 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %81)
%83 = call i32 @putchar(i32 10)
ret void
}