#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*/ fprintf(int /*<<< orphan*/, char *, ...);
int /*<<< orphan*/ stderr;
void usage() {
  fprintf(stderr, "Usage: tty2out tty [baudrate]\n");
  fprintf(stderr, "example: tty2out /dev/ttyUSB0\n");
  fprintf(stderr, "example: tty2out /dev/ttyUSB0 9600\n");
  fprintf(stderr, "default baud rate is %d if nothing is specified\n", 300);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
mov    0x2ec5(%rip),%rax
mov    (%rax),%edi
lea    0xedc(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2eae(%rip),%rax
mov    (%rax),%edi
lea    0xee4(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e97(%rip),%rax
mov    (%rax),%edi
lea    0xeec(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e80(%rip),%rax
mov    (%rax),%edi
lea    0xef9(%rip),%rsi
mov    $0x12c,%edx
mov    $0x0,%al
call   1030 <fprintf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rbx
mov    0x2ec8(%rip),%rbx
mov    (%rbx),%edi
lea    0xedf(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xeee(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xefd(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf11(%rip),%rsi
mov    $0x12c,%edx
xor    %eax,%eax
pop    %rbx
jmp    1030 <fprintf@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [31 x i8] c"Usage: tty2out tty [baudrate]\0A\00"
@.str.1 = [31 x i8] c"example: tty2out /dev/ttyUSB0\0A\00"
@.str.2 = [36 x i8] c"example: tty2out /dev/ttyUSB0 9600\0A\00"
@.str.3 = [49 x i8] c"default baud rate is %d if nothing is specified\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = call i32 (i32, i8*, ...) @fprintf(i32 %1, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = call i32 (i32, i8*, ...) @fprintf(i32 %3, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 (i32, i8*, ...) @fprintf(i32 %5, i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 (i32, i8*, ...) @fprintf(i32 %7, i8* getelementptr inbounds ([49 x i8], [49 x i8]* @.str.3, i64 0, i64 0), i32 300)
ret void
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [31 x i8] c"Usage: tty2out tty [baudrate]\0A\00"
@.str.1 = [31 x i8] c"example: tty2out /dev/ttyUSB0\0A\00"
@.str.2 = [36 x i8] c"example: tty2out /dev/ttyUSB0 9600\0A\00"
@.str.3 = [49 x i8] c"default baud rate is %d if nothing is specified\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = tail call i32 (i32, i8*, ...) @fprintf(i32 %1, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = tail call i32 (i32, i8*, ...) @fprintf(i32 %3, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = tail call i32 (i32, i8*, ...) @fprintf(i32 %5, i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 (i32, i8*, ...) @fprintf(i32 %7, i8* getelementptr inbounds ([49 x i8], [49 x i8]* @.str.3, i64 0, i64 0), i32 300)
ret void
}