#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 usage(void) {
  printf(
      "Usage: msm_uart_test [-n] [-e] [-l] [-d  <device_name>] [-b "
      "<baud_rate>] [-s <data size (in bytes)>] [-f <hw_flow_ctrl(0 or 1)>]\n");
  printf("-n Nominal Test\n");
  printf("-e Echo Test\n");
  printf("-l Loopback Test\n");
  printf(
      "Example usage:msm_uart_test -l -d /dev/ttyHS0 -b 115200 -s 400 -f 1\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xf5b(%rip),%rdi
call   1030 <printf@plt>
lea    0xf60(%rip),%rdi
call   1030 <printf@plt>
lea    0xf62(%rip),%rdi
call   1030 <printf@plt>
lea    0xf68(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xf5d(%rip),%rdi
call   1030 <puts@plt>
lea    0xf61(%rip),%rdi
call   1030 <puts@plt>
lea    0xf62(%rip),%rdi
call   1030 <puts@plt>
lea    0xf67(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [130 x i8] c"Usage: msm_uart_test [-n] [-e] [-l] [-d <device_name>] [-b <baud_rate>] [-s <data size (in bytes)>] [-f <hw_flow_ctrl(0 or 1)>]\0A\00"
@.str.1 = [17 x i8] c"-n Nominal Test\0A\00"
@.str.2 = [14 x i8] c"-e Echo Test\0A\00"
@.str.3 = [18 x i8] c"-l Loopback Test\0A\00"
@.str.4 = [69 x i8] c"Example usage:msm_uart_test -l -d /dev/ttyHS0 -b 115200 -s 400 -f 1\0A\00"
define void @usage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([130 x i8], [130 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([69 x i8], [69 x i8]* @.str.4, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [129 x i8] c"Usage: msm_uart_test [-n] [-e] [-l] [-d <device_name>] [-b <baud_rate>] [-s <data size (in bytes)>] [-f <hw_flow_ctrl(0 or 1)>]\00"
@str.5 = [16 x i8] c"-n Nominal Test\00"
@str.6 = [13 x i8] c"-e Echo Test\00"
@str.7 = [17 x i8] c"-l Loopback Test\00"
@str.8 = [68 x i8] c"Example usage:msm_uart_test -l -d /dev/ttyHS0 -b 115200 -s 400 -f 1\00"
define void @usage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([129 x i8], [129 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @str.5, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @str.6, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str.7, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([68 x i8], [68 x i8]* @str.8, i64 0, i64 0))
ret void
}