#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_FAILURE;
int /*<<< orphan*/ exit(int /*<<< orphan*/);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stderr;
void usage(void) {
  fprintf(stderr, "Usage:\n");
  fprintf(stderr, "\twol -i monitor_dev -m DE:VI:CE:MA:CW:OL -n #num -v\n");
  fprintf(stderr, "\nDescription:\n");
  fprintf(stderr, "\tThis utility generates a WOL packet for the"
                  "given [MAC] address and tries to injects"
                  "it into [monitor_dev]\n");
  exit(EXIT_FAILURE);
}


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    0xebf(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e8b(%rip),%rax
mov    (%rax),%edi
lea    0xedf(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e76(%rip),%rax
mov    (%rax),%edi
lea    0xed9(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e59(%rip),%rax
mov    (%rax),%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    0xec9(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xef0(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xef1(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e71(%rip),%rax
mov    (%rax),%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [8 x i8] c"Usage:\0A\00"
@.str.1 = [53 x i8] c"\09wol -i monitor_dev -m DE:VI:CE:MA:CW:OL -n #num -v\0A\00"
@.str.2 = [15 x i8] c"\0ADescription:\0A\00"
@.str.3 = [107 x i8] c"\09This utility generates a WOL packet for thegiven [MAC] address and tries to injectsit into [monitor_dev]\0A\00"
@EXIT_FAILURE = global i32 0
define void @usage() {
%1 = load i32, i32* @stderr
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([107 x i8], [107 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @EXIT_FAILURE
%10 = call i32 @exit(i32 %9)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [8 x i8] c"Usage:\0A\00"
@.str.1 = [53 x i8] c"\09wol -i monitor_dev -m DE:VI:CE:MA:CW:OL -n #num -v\0A\00"
@.str.2 = [15 x i8] c"\0ADescription:\0A\00"
@.str.3 = [107 x i8] c"\09This utility generates a WOL packet for thegiven [MAC] address and tries to injectsit into [monitor_dev]\0A\00"
@EXIT_FAILURE = global i32 0
define void @usage() {
%1 = load i32, i32* @stderr
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([107 x i8], [107 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @EXIT_FAILURE
%10 = tail call i32 @exit(i32 %9)
unreachable
}