#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*/ printf(char *);
void usage(void) {
  printf("Usage: fwdecrypt [options] firmware\n");
  printf("Options:\n");
  printf("  -o <prefix>\tSet output file\n");
  printf("  -f/--force\tForce to continue on errors\n");
  printf("  -?/--help\tDisplay this message\n");
  printf("  -d/--debug\tDisplay debug messages\n");
  exit(1);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xed5(%rip),%rdi
call   1030 <printf@plt>
lea    0xeee(%rip),%rdi
call   1030 <printf@plt>
lea    0xeec(%rip),%rdi
call   1030 <printf@plt>
lea    0xeff(%rip),%rdi
call   1030 <printf@plt>
lea    0xf1d(%rip),%rdi
call   1030 <printf@plt>
lea    0xf33(%rip),%rdi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %rax
lea    0xed8(%rip),%rdi
call   1030 <puts@plt>
lea    0xef0(%rip),%rdi
call   1030 <puts@plt>
lea    0xeed(%rip),%rdi
call   1030 <puts@plt>
lea    0xeff(%rip),%rdi
call   1030 <puts@plt>
lea    0xf1c(%rip),%rdi
call   1030 <puts@plt>
lea    0xf31(%rip),%rdi
call   1030 <puts@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@.str = [37 x i8] c"Usage: fwdecrypt [options] firmware\0A\00"
@.str.1 = [10 x i8] c"Options:\0A\00"
@.str.2 = [31 x i8] c" -o <prefix>\09Set output file\0A\00"
@.str.3 = [42 x i8] c" -f/--force\09Force to continue on errors\0A\00"
@.str.4 = [34 x i8] c" -?/--help\09Display this message\0A\00"
@.str.5 = [37 x i8] c" -d/--debug\09Display debug messages\0A\00"
define void @usage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @exit(i32 1)
unreachable
}

LLVM IR (-O2):
@str = [36 x i8] c"Usage: fwdecrypt [options] firmware\00"
@str.6 = [9 x i8] c"Options:\00"
@str.7 = [30 x i8] c" -o <prefix>\09Set output file\00"
@str.8 = [41 x i8] c" -f/--force\09Force to continue on errors\00"
@str.9 = [33 x i8] c" -?/--help\09Display this message\00"
@str.10 = [36 x i8] c" -d/--debug\09Display debug messages\00"
define void @usage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([36 x i8], [36 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([9 x i8], [9 x i8]* @str.6, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @str.7, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([41 x i8], [41 x i8]* @str.8, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @str.9, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([36 x i8], [36 x i8]* @str.10, i64 0, i64 0))
%7 = tail call i32 @exit(i32 1)
unreachable
}