#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 /*<<< orphan*/ scanf(char *, int *, int *);
int main() {
  int num1;
  int num2;
  printf("enter two integer\n");
  printf("write: ");
  scanf("%d%d", &num1, &num2);
  if (num1 == num2) {
    printf("%d is equal to %d\n", num1, num2);
  }
  if (num1 != num2) {
    printf("%d is not equal to %d\n", num1, num2);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xecf(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec9(%rip),%rdi
lea    -0x8(%rbp),%rsi
lea    -0xc(%rbp),%rdx
call   1040 <scanf@plt>
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jne    117f <main+0x5f>
mov    -0x8(%rbp),%esi
mov    -0xc(%rbp),%edx
lea    0xea8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
je     119f <main+0x7f>
mov    -0x8(%rbp),%esi
mov    -0xc(%rbp),%edx
lea    0xe9b(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xeff(%rip),%rdi
call   1030 <puts@plt>
lea    0xebc(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xeb6(%rip),%rdi
lea    0x4(%rsp),%rsi
mov    %rsp,%rdx
call   1050 <scanf@plt>
mov    0x4(%rsp),%esi
mov    (%rsp),%edx
cmp    %edx,%esi
jne    1181 <main+0x51>
lea    0xe9c(%rip),%rdi
mov    %esi,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x4(%rsp),%esi
mov    (%rsp),%edx
cmp    %edx,%esi
je     1193 <main+0x63>
lea    0xe94(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [19 x i8] c"enter two integer\0A\00"
@.str.1 = [8 x i8] c"write: \00"
@.str.2 = [5 x i8] c"%d%d\00"
@.str.3 = [19 x i8] c"%d is equal to %d\0A\00"
@.str.4 = [23 x i8] c"%d is not equal to %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str, i64 0, i64 0))
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0), i32* %2, i32* %3)
%7 = load i32, i32* %2
%8 = load i32, i32* %3
%9 = icmp eq i32 %7, %8
br i1 %9, label %10, label %14
10: ; preds = %0
%11 = load i32, i32* %2
%12 = load i32, i32* %3
%13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.3, i64 0, i64 0), i32 %11, i32 %12)
br label %14
14: ; preds = %10, %0
%15 = load i32, i32* %2
%16 = load i32, i32* %3
%17 = icmp ne i32 %15, %16
br i1 %17, label %18, label %22
18: ; preds = %14
%19 = load i32, i32* %2
%20 = load i32, i32* %3
%21 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.4, i64 0, i64 0), i32 %19, i32 %20)
br label %22
22: ; preds = %18, %14
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [8 x i8] c"write: \00"
@.str.2 = [5 x i8] c"%d%d\00"
@.str.3 = [19 x i8] c"%d is equal to %d\0A\00"
@.str.4 = [23 x i8] c"%d is not equal to %d\0A\00"
@str = [18 x i8] c"enter two integer\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = bitcast i32* %1 to i8*
%4 = bitcast i32* %2 to i8*
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @str, i64 0, i64 0))
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0), i32* %1, i32* %2)
%8 = load i32, i32* %1
%9 = load i32, i32* %2
%10 = icmp eq i32 %8, %9
br i1 %10, label %11, label %15
11: ; preds = %0
%12 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @.str.3, i64 0, i64 0), i32 %8, i32 %8)
%13 = load i32, i32* %1
%14 = load i32, i32* %2
br label %15
15: ; preds = %11, %0
%16 = phi i32 [ %14, %11 ], [ %9, %0 ]
%17 = phi i32 [ %13, %11 ], [ %8, %0 ]
%18 = icmp eq i32 %17, %16
br i1 %18, label %21, label %19
19: ; preds = %15
%20 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([23 x i8], [23 x i8]* @.str.4, i64 0, i64 0), i32 %17, i32 %16)
br label %21
21: ; preds = %19, %15
ret i32 0
}