#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 printUsage(void) {
  printf("usage:   echo_tool [options]\n");
  printf("options:\n");
  printf("-a                  use all streams in a round robin fashion when "
         "injecting packets\n");
  printf("-b                  send back incoming data on all existing "
         "associations\n");
  printf("-d destination_addr establish a association with the specified "
         "address\n");
  printf("-l length           number of bytes of the payload when generating "
         "traffic (default 512)\n");
  printf("-m                  print number of received bytes and chunks per "
         "period (see -p)\n");
  printf("-M                  print number of received bytes, chunks per "
         "period (see -p) and flow control info\n");
  printf(
      "-n number           number of packets initially send out (default 0)\n");
  printf("-p period           period for the measurements in milliseconds "
         "(default 1000)\n");
  printf(
      "-q byte             TOS byte used by all assiciations (default 0x10)\n");
  printf("-r port             remote port number (default echo port\n");
  printf("-s                  source address\n");
  printf("-t                  time to live in ms\n");
  printf("-i                  ignore OOTB packets\n");
  printf("-u                  inject the initial packets unordered\n");
  printf("-v                  verbose mode\n");
  printf("-V                  very verbose mode\n");
}


x86 assembly (clang, -O0):
<printUsage>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xef7(%rip),%rdi
call   1030 <printf@plt>
lea    0xef5(%rip),%rdi
call   1030 <printf@plt>
lea    0xf3e(%rip),%rdi
call   1030 <printf@plt>
lea    0xf7c(%rip),%rdi
call   1030 <printf@plt>
lea    0xfb8(%rip),%rdi
call   1030 <printf@plt>
lea    0x1006(%rip),%rdi
call   1030 <printf@plt>
lea    0x104d(%rip),%rdi
call   1030 <printf@plt>
lea    0x10a7(%rip),%rdi
call   1030 <printf@plt>
lea    0x10e1(%rip),%rdi
call   1030 <printf@plt>
lea    0x1125(%rip),%rdi
call   1030 <printf@plt>
lea    0x115f(%rip),%rdi
call   1030 <printf@plt>
lea    0x118e(%rip),%rdi
call   1030 <printf@plt>
lea    0x11a6(%rip),%rdi
call   1030 <printf@plt>
lea    0x11c2(%rip),%rdi
call   1030 <printf@plt>
lea    0x11df(%rip),%rdi
call   1030 <printf@plt>
lea    0x120d(%rip),%rdi
call   1030 <printf@plt>
lea    0x1223(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<printUsage>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xef9(%rip),%rdi
call   1030 <puts@plt>
lea    0xef6(%rip),%rdi
call   1030 <puts@plt>
lea    0xf3e(%rip),%rdi
call   1030 <puts@plt>
lea    0xf7b(%rip),%rdi
call   1030 <puts@plt>
lea    0xfb6(%rip),%rdi
call   1030 <puts@plt>
lea    0x1003(%rip),%rdi
call   1030 <puts@plt>
lea    0x1049(%rip),%rdi
call   1030 <puts@plt>
lea    0x10a2(%rip),%rdi
call   1030 <puts@plt>
lea    0x10db(%rip),%rdi
call   1030 <puts@plt>
lea    0x111e(%rip),%rdi
call   1030 <puts@plt>
lea    0x1157(%rip),%rdi
call   1030 <puts@plt>
lea    0x1185(%rip),%rdi
call   1030 <puts@plt>
lea    0x119c(%rip),%rdi
call   1030 <puts@plt>
lea    0x11b7(%rip),%rdi
call   1030 <puts@plt>
lea    0x11d3(%rip),%rdi
call   1030 <puts@plt>
lea    0x1200(%rip),%rdi
call   1030 <puts@plt>
lea    0x1215(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [30 x i8] c"usage: echo_tool [options]\0A\00"
@.str.1 = [10 x i8] c"options:\0A\00"
@.str.2 = [85 x i8] c"-a use all streams in a round robin fashion when injecting packets\0A\00"
@.str.3 = [74 x i8] c"-b send back incoming data on all existing associations\0A\00"
@.str.4 = [72 x i8] c"-d destination_addr establish a association with the specified address\0A\00"
@.str.5 = [90 x i8] c"-l length number of bytes of the payload when generating traffic (default 512)\0A\00"
@.str.6 = [83 x i8] c"-m print number of received bytes and chunks per period (see -p)\0A\00"
@.str.7 = [102 x i8] c"-M print number of received bytes, chunks per period (see -p) and flow control info\0A\00"
@.str.8 = [70 x i8] c"-n number number of packets initially send out (default 0)\0A\00"
@.str.9 = [80 x i8] c"-p period period for the measurements in milliseconds (default 1000)\0A\00"
@.str.10 = [70 x i8] c"-q byte TOS byte used by all assiciations (default 0x10)\0A\00"
@.str.11 = [59 x i8] c"-r port remote port number (default echo port\0A\00"
@.str.12 = [36 x i8] c"-s source address\0A\00"
@.str.13 = [40 x i8] c"-t time to live in ms\0A\00"
@.str.14 = [41 x i8] c"-i ignore OOTB packets\0A\00"
@.str.15 = [58 x i8] c"-u inject the initial packets unordered\0A\00"
@.str.16 = [34 x i8] c"-v verbose mode\0A\00"
@.str.17 = [39 x i8] c"-V very verbose mode\0A\00"
define void @printUsage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([85 x i8], [85 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([74 x i8], [74 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([72 x i8], [72 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([90 x i8], [90 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([83 x i8], [83 x i8]* @.str.6, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([102 x i8], [102 x i8]* @.str.7, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.8, i64 0, i64 0))
%10 = call i32 @printf(i8* getelementptr inbounds ([80 x i8], [80 x i8]* @.str.9, i64 0, i64 0))
%11 = call i32 @printf(i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.10, i64 0, i64 0))
%12 = call i32 @printf(i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.11, i64 0, i64 0))
%13 = call i32 @printf(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.12, i64 0, i64 0))
%14 = call i32 @printf(i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.13, i64 0, i64 0))
%15 = call i32 @printf(i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.14, i64 0, i64 0))
%16 = call i32 @printf(i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str.15, i64 0, i64 0))
%17 = call i32 @printf(i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str.16, i64 0, i64 0))
%18 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.17, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [29 x i8] c"usage: echo_tool [options]\00"
@str.18 = [9 x i8] c"options:\00"
@str.19 = [84 x i8] c"-a use all streams in a round robin fashion when injecting packets\00"
@str.20 = [73 x i8] c"-b send back incoming data on all existing associations\00"
@str.21 = [71 x i8] c"-d destination_addr establish a association with the specified address\00"
@str.22 = [89 x i8] c"-l length number of bytes of the payload when generating traffic (default 512)\00"
@str.23 = [82 x i8] c"-m print number of received bytes and chunks per period (see -p)\00"
@str.24 = [101 x i8] c"-M print number of received bytes, chunks per period (see -p) and flow control info\00"
@str.25 = [69 x i8] c"-n number number of packets initially send out (default 0)\00"
@str.26 = [79 x i8] c"-p period period for the measurements in milliseconds (default 1000)\00"
@str.27 = [69 x i8] c"-q byte TOS byte used by all assiciations (default 0x10)\00"
@str.28 = [58 x i8] c"-r port remote port number (default echo port\00"
@str.29 = [35 x i8] c"-s source address\00"
@str.30 = [39 x i8] c"-t time to live in ms\00"
@str.31 = [40 x i8] c"-i ignore OOTB packets\00"
@str.32 = [57 x i8] c"-u inject the initial packets unordered\00"
@str.33 = [33 x i8] c"-v verbose mode\00"
@str.34 = [38 x i8] c"-V very verbose mode\00"
define void @printUsage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([29 x i8], [29 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([9 x i8], [9 x i8]* @str.18, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([84 x i8], [84 x i8]* @str.19, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([73 x i8], [73 x i8]* @str.20, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([71 x i8], [71 x i8]* @str.21, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([89 x i8], [89 x i8]* @str.22, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([82 x i8], [82 x i8]* @str.23, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([101 x i8], [101 x i8]* @str.24, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([69 x i8], [69 x i8]* @str.25, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([79 x i8], [79 x i8]* @str.26, i64 0, i64 0))
%11 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([69 x i8], [69 x i8]* @str.27, i64 0, i64 0))
%12 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([58 x i8], [58 x i8]* @str.28, i64 0, i64 0))
%13 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([35 x i8], [35 x i8]* @str.29, i64 0, i64 0))
%14 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([39 x i8], [39 x i8]* @str.30, i64 0, i64 0))
%15 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([40 x i8], [40 x i8]* @str.31, i64 0, i64 0))
%16 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([57 x i8], [57 x i8]* @str.32, i64 0, i64 0))
%17 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @str.33, i64 0, i64 0))
%18 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @str.34, i64 0, i64 0))
ret void
}