#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 main() {
  int m, n, i, final;
  int factorsum(int i);
  printf("Input m: ");
  scanf("%d", &m);
  printf("Input n: ");
  scanf("%d", &n);
  for (i = m; i <= n; i++) {
    final = factorsum(i);
    if (final == i)
      printf("%5d", final);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeb6(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1050 <scanf@plt>
lea    0xea9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe98(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1050 <scanf@plt>
mov    -0x8(%rbp),%eax
mov    %eax,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jg     11c8 <main+0x98>
mov    -0x10(%rbp),%edi
call   1040 <factorsum@plt>
mov    %eax,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x10(%rbp),%eax
jne    11b5 <main+0x85>
mov    -0x14(%rbp),%esi
lea    0xe69(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11ba <main+0x8a>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1181 <main+0x51>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
lea    0xec5(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xec1(%rip),%rbx
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xeb0(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    %rsp,%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
mov    0x4(%rsp),%ebx
cmp    (%rsp),%ebx
jle    1182 <main+0x52>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret
lea    0xe8e(%rip),%r14
jmp    119a <main+0x6a>
nopl   0x0(%rax,%rax,1)
lea    0x1(%rbx),%eax
cmp    (%rsp),%ebx
mov    %eax,%ebx
jge    1178 <main+0x48>
mov    %ebx,%edi
call   1040 <factorsum@plt>
cmp    %eax,%ebx
jne    1190 <main+0x60>
mov    %r14,%rdi
mov    %ebx,%esi
xor    %eax,%eax
call   1030 <printf@plt>
jmp    1190 <main+0x60>

LLVM IR (-O0):
@.str = [10 x i8] c"Input m: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [10 x i8] c"Input n: \00"
@.str.3 = [4 x i8] c"%5d\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
store i32 0, i32* %1
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%10 = load i32, i32* %2
store i32 %10, i32* %4
br label %11
11: ; preds = %25, %0
%12 = load i32, i32* %4
%13 = load i32, i32* %3
%14 = icmp sle i32 %12, %13
br i1 %14, label %15, label %28
15: ; preds = %11
%16 = load i32, i32* %4
%17 = call i32 @factorsum(i32 %16)
store i32 %17, i32* %5
%18 = load i32, i32* %5
%19 = load i32, i32* %4
%20 = icmp eq i32 %18, %19
br i1 %20, label %21, label %24
21: ; preds = %15
%22 = load i32, i32* %5
%23 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0), i32 %22)
br label %24
24: ; preds = %21, %15
br label %25
25: ; preds = %24
%26 = load i32, i32* %4
%27 = add nsw i32 %26, 1
store i32 %27, i32* %4
br label %11
28: ; preds = %11
ret i32 0
}

LLVM IR (-O2):
@.str = [10 x i8] c"Input m: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [10 x i8] c"Input n: \00"
@.str.3 = [4 x i8] c"%5d\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 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([10 x i8], [10 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([10 x i8], [10 x i8]* @.str.2, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%9 = load i32, i32* %1
%10 = load i32, i32* %2
%11 = icmp sgt i32 %9, %10
br i1 %11, label %22, label %12
12: ; preds = %0, %18
%13 = phi i32 [ %19, %18 ], [ %9, %0 ]
%14 = call i32 @factorsum(i32 %13)
%15 = icmp eq i32 %14, %13
br i1 %15, label %16, label %18
16: ; preds = %12
%17 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0), i32 %13)
br label %18
18: ; preds = %12, %16
%19 = add nsw i32 %13, 1
%20 = load i32, i32* %2
%21 = icmp slt i32 %13, %20
br i1 %21, label %12, label %22
22: ; preds = %18, %0
ret i32 0
}