#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 check_con_status(char *, int /*<<< orphan*/);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ strlen(char *);
int main(int argc, char *argv[]) {
  if (argc < 2) {
    printf("Use useage: check_con_status 111.111.111.111:9999\n");
    return 1;
  }
  char *addr_string = argv[1];
  int rc = check_con_status(addr_string, strlen(addr_string));
  if (rc == 0) {
    printf("%s is Open!\n", argv[1]);
  } else {
    printf("%s is Close!\n", argv[1]);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x2,-0x8(%rbp)
jge    116a <main+0x3a>
lea    0xea9(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x1,-0x4(%rbp)
jmp    11d7 <main+0xa7>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rax
mov    %rax,-0x18(%rbp)
mov    -0x18(%rbp),%rax
mov    %rax,-0x28(%rbp)
mov    -0x18(%rbp),%rdi
call   1030 <strlen@plt>
mov    -0x28(%rbp),%rdi
mov    %eax,%esi
call   1050 <check_con_status@plt>
mov    %eax,-0x1c(%rbp)
cmpl   $0x0,-0x1c(%rbp)
jne    11ba <main+0x8a>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rsi
lea    0xe85(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
jmp    11d0 <main+0xa0>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rsi
lea    0xe77(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
cmp    $0x1,%edi
jg     115c <main+0x1c>
lea    0xecb(%rip),%rdi
call   1030 <puts@plt>
mov    $0x1,%ebx
jmp    1196 <main+0x56>
mov    %rsi,%r14
mov    0x8(%rsi),%rbx
mov    %rbx,%rdi
call   1040 <strlen@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1060 <check_con_status@plt>
mov    0x8(%r14),%rsi
test   %eax,%eax
je     1186 <main+0x46>
lea    0xe89(%rip),%rdi
jmp    118d <main+0x4d>
lea    0xe73(%rip),%rdi
xor    %ebx,%ebx
xor    %eax,%eax
call   1050 <printf@plt>
mov    %ebx,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [51 x i8] c"Use useage: check_con_status 111.111.111.111:9999\0A\00"
@.str.1 = [13 x i8] c"%s is Open!\0A\00"
@.str.2 = [14 x i8] c"%s is Close!\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i8*
%7 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%8 = load i32, i32* %4
%9 = icmp slt i32 %8, 2
br i1 %9, label %10, label %12
10: ; preds = %2
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([51 x i8], [51 x i8]* @.str, i64 0, i64 0))
store i32 1, i32* %3
br label %33
12: ; preds = %2
%13 = load i8**, i8*** %5
%14 = getelementptr inbounds i8*, i8** %13, i64 1
%15 = load i8*, i8** %14
store i8* %15, i8** %6
%16 = load i8*, i8** %6
%17 = load i8*, i8** %6
%18 = call i32 @strlen(i8* %17)
%19 = call i32 @check_con_status(i8* %16, i32 %18)
store i32 %19, i32* %7
%20 = load i32, i32* %7
%21 = icmp eq i32 %20, 0
br i1 %21, label %22, label %27
22: ; preds = %12
%23 = load i8**, i8*** %5
%24 = getelementptr inbounds i8*, i8** %23, i64 1
%25 = load i8*, i8** %24
%26 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0), i8* %25)
br label %32
27: ; preds = %12
%28 = load i8**, i8*** %5
%29 = getelementptr inbounds i8*, i8** %28, i64 1
%30 = load i8*, i8** %29
%31 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.2, i64 0, i64 0), i8* %30)
br label %32
32: ; preds = %27, %22
store i32 0, i32* %3
br label %33
33: ; preds = %32, %10
%34 = load i32, i32* %3
ret i32 %34
}

LLVM IR (-O2):
@.str.1 = [13 x i8] c"%s is Open!\0A\00"
@.str.2 = [14 x i8] c"%s is Close!\0A\00"
@str = [50 x i8] c"Use useage: check_con_status 111.111.111.111:9999\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp slt i32 %0, 2
br i1 %3, label %4, label %6
4: ; preds = %2
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([50 x i8], [50 x i8]* @str, i64 0, i64 0))
br label %17
6: ; preds = %2
%7 = getelementptr inbounds i8*, i8** %1, i64 1
%8 = load i8*, i8** %7
%9 = tail call i32 @strlen(i8* %8)
%10 = tail call i32 @check_con_status(i8* %8, i32 %9)
%11 = icmp eq i32 %10, 0
%12 = load i8*, i8** %7
br i1 %11, label %13, label %15
13: ; preds = %6
%14 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0), i8* %12)
br label %17
15: ; preds = %6
%16 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str.2, i64 0, i64 0), i8* %12)
br label %17
17: ; preds = %13, %15, %4
%18 = phi i32 [ 1, %4 ], [ 0, %15 ], [ 0, %13 ]
ret i32 %18
}