#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 help_info() {
  printf("usage: server [ options ]\n");
  printf("\n");
  printf("allowed options are:\n");
  printf("  [ --help | -h ]\n");
  printf("  [ --version | -v ]\n");
  printf("  [ ( --port | -p ) <port number>\n");
  return 0;
}


x86 assembly (clang, -O0):
<help_info>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xf08(%rip),%rdi
call   1030 <printf@plt>
lea    0xee8(%rip),%rdi
call   1030 <printf@plt>
lea    0xef2(%rip),%rdi
call   1030 <printf@plt>
lea    0xef9(%rip),%rdi
call   1030 <printf@plt>
lea    0xf03(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rbp
ret

x86 assembly (clang, -O2):
<help_info>:
push   %rax
lea    0xed8(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xedc(%rip),%rdi
call   1040 <puts@plt>
lea    0xee5(%rip),%rdi
call   1040 <puts@plt>
lea    0xeeb(%rip),%rdi
call   1040 <puts@plt>
lea    0xef4(%rip),%rdi
call   1040 <puts@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [27 x i8] c"usage: server [ options ]\0A\00"
@.str.1 = [2 x i8] c"\0A\00"
@.str.2 = [22 x i8] c"allowed options are:\0A\00"
@.str.3 = [19 x i8] c" [ --help | -h ]\0A\00"
@.str.4 = [22 x i8] c" [ --version | -v ]\0A\00"
@.str.5 = [35 x i8] c" [ ( --port | -p ) <port number>\0A\00"
define i32 @help_info() {
%1 = call i32 @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.5, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@str = [26 x i8] c"usage: server [ options ]\00"
@str.6 = [21 x i8] c"allowed options are:\00"
@str.7 = [18 x i8] c" [ --help | -h ]\00"
@str.8 = [21 x i8] c" [ --version | -v ]\00"
@str.9 = [34 x i8] c" [ ( --port | -p ) <port number>\00"
define i32 @help_info() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @putchar(i32 10)
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @str.6, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @str.7, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @str.8, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([34 x i8], [34 x i8]* @str.9, i64 0, i64 0))
ret i32 0
}