#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*/ exit(int);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stderr;
void usage(void) {
  fprintf(stderr,
          "usage: tunslip [OPTION]... dev-ipaddr netmask [dhcp-server]");
  fprintf(stderr, " -B baudrate          baudrate\n");
  fprintf(stderr, " -s siodev            serial device\n");
  fprintf(stderr, " -t tundev            tunnel device\n");
  fprintf(stderr, " -D dhcp-server       try to obtain client ip from DHCP\n");
  fprintf(stderr, " -H host-ipaddr       host interface ip\n");
  fprintf(stderr, " -v                   increase verbosity\n");
  fprintf(stderr, " -r                   auto add routes\n");
  exit(1);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
mov    0x2eb5(%rip),%rax
mov    (%rax),%edi
lea    0xecc(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2ea0(%rip),%rax
mov    (%rax),%edi
lea    0xef3(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e8b(%rip),%rax
mov    (%rax),%edi
lea    0xefe(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e76(%rip),%rax
mov    (%rax),%edi
lea    0xf0e(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e61(%rip),%rax
mov    (%rax),%edi
lea    0xf1e(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e4c(%rip),%rax
mov    (%rax),%edi
lea    0xf42(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e37(%rip),%rax
mov    (%rax),%edi
lea    0xf56(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e22(%rip),%rax
mov    (%rax),%edi
lea    0xf6b(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %rbx
mov    0x2eb8(%rip),%rbx
mov    (%rbx),%edi
lea    0xecf(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xefd(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf0f(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf26(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf3d(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf68(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf83(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf9f(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [60 x i8] c"usage: tunslip [OPTION]... dev-ipaddr netmask [dhcp-server]\00"
@.str.1 = [32 x i8] c" -B baudrate baudrate\0A\00"
@.str.2 = [37 x i8] c" -s siodev serial device\0A\00"
@.str.3 = [37 x i8] c" -t tundev tunnel device\0A\00"
@.str.4 = [57 x i8] c" -D dhcp-server try to obtain client ip from DHCP\0A\00"
@.str.5 = [41 x i8] c" -H host-ipaddr host interface ip\0A\00"
@.str.6 = [42 x i8] c" -v increase verbosity\0A\00"
@.str.7 = [39 x i8] c" -r auto add routes\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([60 x i8], [60 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.7, i64 0, i64 0))
%17 = call i32 @exit(i32 1)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [60 x i8] c"usage: tunslip [OPTION]... dev-ipaddr netmask [dhcp-server]\00"
@.str.1 = [32 x i8] c" -B baudrate baudrate\0A\00"
@.str.2 = [37 x i8] c" -s siodev serial device\0A\00"
@.str.3 = [37 x i8] c" -t tundev tunnel device\0A\00"
@.str.4 = [57 x i8] c" -D dhcp-server try to obtain client ip from DHCP\0A\00"
@.str.5 = [41 x i8] c" -H host-ipaddr host interface ip\0A\00"
@.str.6 = [42 x i8] c" -v increase verbosity\0A\00"
@.str.7 = [39 x i8] c" -r auto add routes\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([60 x i8], [60 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = tail call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = tail call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = tail call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.7, i64 0, i64 0))
%17 = tail call i32 @exit(i32 1)
unreachable
}