#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*/ printf(char *);
void print_help(void) {
  printf("\nUSAGE: serialT [-h] [-p serial port device] [-b baud rate]\n");
  printf("-h Print this help message and exit\n");
  printf("-p Path to serial port device: default=/dev/ttyUSB0\n");
  printf("-b Baudrate of the serial port: default=9600\n");
  printf("-n disable buffered I/O\n");
}


x86 assembly (clang, -O0):
<print_help>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xf16(%rip),%rdi
call   1030 <printf@plt>
lea    0xf2f(%rip),%rdi
call   1030 <printf@plt>
lea    0xf58(%rip),%rdi
call   1030 <printf@plt>
lea    0xf7a(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<print_help>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xf18(%rip),%rdi
call   1030 <puts@plt>
lea    0xf30(%rip),%rdi
call   1030 <puts@plt>
lea    0xf58(%rip),%rdi
call   1030 <puts@plt>
lea    0xf79(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [61 x i8] c"\0AUSAGE: serialT [-h] [-p serial port device] [-b baud rate]\0A\00"
@.str.1 = [37 x i8] c"-h Print this help message and exit\0A\00"
@.str.2 = [53 x i8] c"-p Path to serial port device: default=/dev/ttyUSB0\0A\00"
@.str.3 = [46 x i8] c"-b Baudrate of the serial port: default=9600\0A\00"
@.str.4 = [25 x i8] c"-n disable buffered I/O\0A\00"
define void @print_help() {
%1 = call i32 @printf(i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.4, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [60 x i8] c"\0AUSAGE: serialT [-h] [-p serial port device] [-b baud rate]\00"
@str.5 = [36 x i8] c"-h Print this help message and exit\00"
@str.6 = [52 x i8] c"-p Path to serial port device: default=/dev/ttyUSB0\00"
@str.7 = [45 x i8] c"-b Baudrate of the serial port: default=9600\00"
@str.8 = [24 x i8] c"-n disable buffered I/O\00"
define void @print_help() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([60 x i8], [60 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([36 x i8], [36 x i8]* @str.5, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([52 x i8], [52 x i8]* @str.6, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([45 x i8], [45 x i8]* @str.7, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 x i8]* @str.8, i64 0, i64 0))
ret void
}