#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(char *progname) {
  fprintf(stderr, "Usage: %s [options]\n", progname);
  fprintf(stderr, "\nWhere \"options\" are:\n");
  fprintf(stderr,
          "   -s  server      The TWAMP server IP [Mandatory]\n"
          "   -a  authmode    Default Unauthenticated\n"
          "   -p  port_sender The miminum Test port sender (>1023)\n"
          "   -P  port_recv   The minimum Test port receiver (>1023)\n"
          "   -n  test_sess   The number of Test sessions\n"
          "   -m  no_test_msg The number of Test packets per Test session\n"
          "   -l  payload_len The length of Test packets in bytes (>40 <1473)\n"
          "   -t  snd_tos     The TOS value for Test packets (<256)\n"
          "   -d  snd_tos     The DSCP value for Test packets (<64)\n"
          "   -o  otbr        2 Octets to be reflected value in Reflected Mode "
          "(<65536)\n"
          "   -i  interval    The interval between Test packets [ms] (<10000)\n"
          "   -6              Use IPv6 if this option is defined. Otherwise, "
          "Ipv4 will be used.\n"
          "   -h              Prints this help message and exits\n");
  return;
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    0x2ebd(%rip),%rax
mov    (%rax),%edi
mov    -0x8(%rbp),%rdx
lea    0xed0(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2ea2(%rip),%rax
mov    (%rax),%edi
lea    0xece(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e8b(%rip),%rax
mov    (%rax),%edi
lea    0xece(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rbx
mov    %rdi,%rdx
mov    0x2ec5(%rip),%rbx
mov    (%rbx),%edi
lea    0xedc(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xee1(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xee8(%rip),%rsi
xor    %eax,%eax
pop    %rbx
jmp    1030 <fprintf@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [21 x i8] c"Usage: %s [options]\0A\00"
@.str.1 = [23 x i8] c"\0AWhere \22options\22 are:\0A\00"
@.str.2 = [783 x i8] c" -s server The TWAMP server IP [Mandatory]\0A -a authmode Default Unauthenticated\0A -p port_sender The miminum Test port sender (>1023)\0A -P port_recv The minimum Test port receiver (>1023)\0A -n test_sess The number of Test sessions\0A -m no_test_msg The number of Test packets per Test session\0A -l payload_len The length of Test packets in bytes (>40 <1473)\0A -t snd_tos The TOS value for Test packets (<256)\0A -d snd_tos The DSCP value for Test packets (<64)\0A -o otbr 2 Octets to be reflected value in Reflected Mode (<65536)\0A -i interval The interval between Test packets [ms] (<10000)\0A -6 Use IPv6 if this option is defined. Otherwise, Ipv4 will be used.\0A -h Prints this help message and exits\0A\00"
define void @usage(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i32, i32* @stderr
%4 = load i8*, i8** %2
%5 = call i32 (i32, i8*, ...) @fprintf(i32 %3, i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0), i8* %4)
%6 = load i32, i32* @stderr
%7 = call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.1, i64 0, i64 0))
%8 = load i32, i32* @stderr
%9 = call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([783 x i8], [783 x i8]* @.str.2, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [21 x i8] c"Usage: %s [options]\0A\00"
@.str.1 = [23 x i8] c"\0AWhere \22options\22 are:\0A\00"
@.str.2 = [783 x i8] c" -s server The TWAMP server IP [Mandatory]\0A -a authmode Default Unauthenticated\0A -p port_sender The miminum Test port sender (>1023)\0A -P port_recv The minimum Test port receiver (>1023)\0A -n test_sess The number of Test sessions\0A -m no_test_msg The number of Test packets per Test session\0A -l payload_len The length of Test packets in bytes (>40 <1473)\0A -t snd_tos The TOS value for Test packets (<256)\0A -d snd_tos The DSCP value for Test packets (<64)\0A -o otbr 2 Octets to be reflected value in Reflected Mode (<65536)\0A -i interval The interval between Test packets [ms] (<10000)\0A -6 Use IPv6 if this option is defined. Otherwise, Ipv4 will be used.\0A -h Prints this help message and exits\0A\00"
define void @usage(i8* %0) {
%2 = load i32, i32* @stderr
%3 = tail call i32 (i32, i8*, ...) @fprintf(i32 %2, i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0), i8* %0)
%4 = load i32, i32* @stderr
%5 = tail call i32 (i32, i8*, ...) @fprintf(i32 %4, i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.1, i64 0, i64 0))
%6 = load i32, i32* @stderr
%7 = tail call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([783 x i8], [783 x i8]* @.str.2, i64 0, i64 0))
ret void
}