#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() {
  fprintf(stderr, "./bootloader [-d /dev/ttyS0] [-b 9600] [-r "
                  "'\\n\\nRESET\\n'] [-s] [-a 100] -[v|p] file.hex\n");
  fprintf(stderr, "-d Device\n");
  fprintf(stderr, "-b Baudrate\n");
  fprintf(stderr, "-v Verify\n");
  fprintf(stderr, "-p Program\n");
  fprintf(stderr,
          "-r Character sequence to reboot AVR (with std. C escape codes)\n");
  fprintf(
      stderr,
      "-s Silent run - exits 0 on success, -1 on failure, errors to stderr\n");
  fprintf(stderr,
          "-a Number of AVR bootloader connection attempts (0 = infinite)\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    0xf10(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e8b(%rip),%rax
mov    (%rax),%edi
lea    0xf06(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e76(%rip),%rax
mov    (%rax),%edi
lea    0xefe(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e61(%rip),%rax
mov    (%rax),%edi
lea    0xef4(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e4c(%rip),%rax
mov    (%rax),%edi
lea    0xeeb(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e37(%rip),%rax
mov    (%rax),%edi
lea    0xf16(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e22(%rip),%rax
mov    (%rax),%edi
lea    0xf46(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0xffffffff,%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    0xf1a(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf17(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf16(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf13(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf11(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf43(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf7a(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0xffffffff,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [89 x i8] c"./bootloader [-d /dev/ttyS0] [-b 9600] [-r '\\n\\nRESET\\n'] [-s] [-a 100] -[v|p] file.hex\0A\00"
@.str.1 = [11 x i8] c"-d Device\0A\00"
@.str.2 = [13 x i8] c"-b Baudrate\0A\00"
@.str.3 = [11 x i8] c"-v Verify\0A\00"
@.str.4 = [12 x i8] c"-p Program\0A\00"
@.str.5 = [64 x i8] c"-r Character sequence to reboot AVR (with std. C escape codes)\0A\00"
@.str.6 = [69 x i8] c"-s Silent run - exits 0 on success, -1 on failure, errors to stderr\0A\00"
@.str.7 = [64 x i8] c"-a Number of AVR bootloader connection attempts (0 = infinite)\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([89 x i8], [89 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([64 x i8], [64 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([69 x i8], [69 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([64 x i8], [64 x i8]* @.str.7, i64 0, i64 0))
%17 = call i32 @exit(i32 -1)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [89 x i8] c"./bootloader [-d /dev/ttyS0] [-b 9600] [-r '\\n\\nRESET\\n'] [-s] [-a 100] -[v|p] file.hex\0A\00"
@.str.1 = [11 x i8] c"-d Device\0A\00"
@.str.2 = [13 x i8] c"-b Baudrate\0A\00"
@.str.3 = [11 x i8] c"-v Verify\0A\00"
@.str.4 = [12 x i8] c"-p Program\0A\00"
@.str.5 = [64 x i8] c"-r Character sequence to reboot AVR (with std. C escape codes)\0A\00"
@.str.6 = [69 x i8] c"-s Silent run - exits 0 on success, -1 on failure, errors to stderr\0A\00"
@.str.7 = [64 x i8] c"-a Number of AVR bootloader connection attempts (0 = infinite)\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([89 x i8], [89 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = tail call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([64 x i8], [64 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = tail call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([69 x i8], [69 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = tail call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([64 x i8], [64 x i8]* @.str.7, i64 0, i64 0))
%17 = tail call i32 @exit(i32 -1)
unreachable
}