#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*/ merge_sort(int *, int /*<<< orphan*/, int);
int /*<<< orphan*/ print_array(int *);
int /*<<< orphan*/ printf(char *);
int /*<<< orphan*/ scanf(char *, int *);
int main() {
  int arr[10], i;
  printf("Enter the elements(10) of the array:\n");
  for (i = 0; i < 10; i++) {
    scanf("%d", &arr[i]);
  }
  printf("\nBefore\n");
  print_array(arr);
  merge_sort(arr, 0, 10 - 1);
  printf("\nAfter\n");
  print_array(arr);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeaa(%rip),%rdi
call   1040 <printf@plt>
movl   $0x0,-0x34(%rbp)
cmpl   $0xa,-0x34(%rbp)
jge    1195 <main+0x55>
movslq -0x34(%rbp),%rax
lea    -0x30(%rbp),%rsi
shl    $0x2,%rax
add    %rax,%rsi
lea    0xea4(%rip),%rdi
call   1060 <scanf@plt>
mov    -0x34(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x34(%rbp)
jmp    1162 <main+0x22>
lea    0xe8d(%rip),%rdi
call   1040 <printf@plt>
lea    -0x30(%rbp),%rdi
call   1030 <print_array@plt>
lea    -0x30(%rbp),%rdi
xor    %esi,%esi
mov    $0x9,%edx
call   1050 <merge_sort@plt>
lea    0xe71(%rip),%rdi
call   1040 <printf@plt>
lea    -0x30(%rbp),%rdi
call   1030 <print_array@plt>
xor    %eax,%eax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x28,%rsp
lea    0xeb5(%rip),%rdi
call   1030 <puts@plt>
lea    0xea6(%rip),%rbx
mov    %rsp,%r14
mov    %rbx,%rdi
mov    %r14,%rsi
call   1060 <scanf@plt>
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0x10(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0x14(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0x18(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0x1c(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0x20(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0x24(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0xe44(%rip),%rdi
call   1030 <puts@plt>
mov    %r14,%rdi
call   1040 <print_array@plt>
mov    %r14,%rdi
xor    %esi,%esi
mov    $0x9,%edx
call   1050 <merge_sort@plt>
lea    0xe29(%rip),%rdi
call   1030 <puts@plt>
mov    %r14,%rdi
call   1040 <print_array@plt>
xor    %eax,%eax
add    $0x28,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [38 x i8] c"Enter the elements(10) of the array:\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [9 x i8] c"\0ABefore\0A\00"
@.str.3 = [8 x i8] c"\0AAfter\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [10 x i32]
%3 = alloca i32
store i32 0, i32* %1
%4 = call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %3
br label %5
5: ; preds = %13, %0
%6 = load i32, i32* %3
%7 = icmp slt i32 %6, 10
br i1 %7, label %8, label %16
8: ; preds = %5
%9 = load i32, i32* %3
%10 = sext i32 %9 to i64
%11 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %10
%12 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %11)
br label %13
13: ; preds = %8
%14 = load i32, i32* %3
%15 = add nsw i32 %14, 1
store i32 %15, i32* %3
br label %5
16: ; preds = %5
%17 = call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.2, i64 0, i64 0))
%18 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 0
%19 = call i32 @print_array(i32* %18)
%20 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 0
%21 = call i32 @merge_sort(i32* %20, i32 0, i32 9)
%22 = call i32 @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.3, i64 0, i64 0))
%23 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 0
%24 = call i32 @print_array(i32* %23)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@str = [37 x i8] c"Enter the elements(10) of the array:\00"
@str.4 = [8 x i8] c"\0ABefore\00"
@str.5 = [7 x i8] c"\0AAfter\00"
define i32 @main() {
%1 = alloca [10 x i32]
%2 = bitcast [10 x i32]* %1 to i8*
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([37 x i8], [37 x i8]* @str, i64 0, i64 0))
%4 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 0
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %4)
%6 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 1
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %6)
%8 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 2
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %8)
%10 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 3
%11 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %10)
%12 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 4
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %12)
%14 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 5
%15 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %14)
%16 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 6
%17 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %16)
%18 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 7
%19 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %18)
%20 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 8
%21 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %20)
%22 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 9
%23 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %22)
%24 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([8 x i8], [8 x i8]* @str.4, i64 0, i64 0))
%25 = call i32 @print_array(i32* %4)
%26 = call i32 @merge_sort(i32* %4, i32 0, i32 9)
%27 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @str.5, i64 0, i64 0))
%28 = call i32 @print_array(i32* %4)
ret i32 0
}