#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 __VERIFIER_nondet_int();
int main() {
  int x, i, n, m;
  x = __VERIFIER_nondet_int();
  i = __VERIFIER_nondet_int();
  n = __VERIFIER_nondet_int();
  m = __VERIFIER_nondet_int();
  while (x < n) {
    i = i + 1;
    x = x + 1;
  }
  while (x < m) {
    i = i + 1;
    x = x + 1;
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    $0x0,%al
call   1030 <__VERIFIER_nondet_int@plt>
mov    %eax,-0x8(%rbp)
mov    $0x0,%al
call   1030 <__VERIFIER_nondet_int@plt>
mov    %eax,-0xc(%rbp)
mov    $0x0,%al
call   1030 <__VERIFIER_nondet_int@plt>
mov    %eax,-0x10(%rbp)
mov    $0x0,%al
call   1030 <__VERIFIER_nondet_int@plt>
mov    %eax,-0x14(%rbp)
mov    -0x8(%rbp),%eax
cmp    -0x10(%rbp),%eax
jge    116a <main+0x5a>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    1147 <main+0x37>
jmp    116f <main+0x5f>
mov    -0x8(%rbp),%eax
cmp    -0x14(%rbp),%eax
jge    1192 <main+0x82>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    116f <main+0x5f>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
xor    %eax,%eax
call   1030 <__VERIFIER_nondet_int@plt>
xor    %eax,%eax
call   1030 <__VERIFIER_nondet_int@plt>
xor    %eax,%eax
call   1030 <__VERIFIER_nondet_int@plt>
xor    %eax,%eax
call   1030 <__VERIFIER_nondet_int@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
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 (...) @__VERIFIER_nondet_int()
store i32 %6, i32* %2
%7 = call i32 (...) @__VERIFIER_nondet_int()
store i32 %7, i32* %3
%8 = call i32 (...) @__VERIFIER_nondet_int()
store i32 %8, i32* %4
%9 = call i32 (...) @__VERIFIER_nondet_int()
store i32 %9, i32* %5
br label %10
10: ; preds = %14, %0
%11 = load i32, i32* %2
%12 = load i32, i32* %4
%13 = icmp slt i32 %11, %12
br i1 %13, label %14, label %19
14: ; preds = %10
%15 = load i32, i32* %3
%16 = add nsw i32 %15, 1
store i32 %16, i32* %3
%17 = load i32, i32* %2
%18 = add nsw i32 %17, 1
store i32 %18, i32* %2
br label %10
19: ; preds = %10
br label %20
20: ; preds = %24, %19
%21 = load i32, i32* %2
%22 = load i32, i32* %5
%23 = icmp slt i32 %21, %22
br i1 %23, label %24, label %29
24: ; preds = %20
%25 = load i32, i32* %3
%26 = add nsw i32 %25, 1
store i32 %26, i32* %3
%27 = load i32, i32* %2
%28 = add nsw i32 %27, 1
store i32 %28, i32* %2
br label %20
29: ; preds = %20
ret i32 0
}

LLVM IR (-O2):
define i32 @main() {
%1 = tail call i32 (...) @__VERIFIER_nondet_int()
%2 = tail call i32 (...) @__VERIFIER_nondet_int()
%3 = tail call i32 (...) @__VERIFIER_nondet_int()
%4 = tail call i32 (...) @__VERIFIER_nondet_int()
ret i32 0
}