#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_monitor [options] -s source_addr_1 -s source_addr_2 "
         "...\n");
  printf("options:\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(
      "-t byte             TOS byte used by all assiciations (default 0x10)\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    0xf20(%rip),%rdi
call   1030 <printf@plt>
lea    0xf1e(%rip),%rdi
call   1030 <printf@plt>
lea    0xf5c(%rip),%rdi
call   1030 <printf@plt>
lea    0xf98(%rip),%rdi
call   1030 <printf@plt>
lea    0xfe6(%rip),%rdi
call   1030 <printf@plt>
lea    0x102d(%rip),%rdi
call   1030 <printf@plt>
lea    0x107b(%rip),%rdi
call   1030 <printf@plt>
lea    0x10b5(%rip),%rdi
call   1030 <printf@plt>
lea    0x10f9(%rip),%rdi
call   1030 <printf@plt>
lea    0x1133(%rip),%rdi
call   1030 <printf@plt>
lea    0x1161(%rip),%rdi
call   1030 <printf@plt>
lea    0x1177(%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    0xf22(%rip),%rdi
call   1030 <puts@plt>
lea    0xf1f(%rip),%rdi
call   1030 <puts@plt>
lea    0xf5c(%rip),%rdi
call   1030 <puts@plt>
lea    0xf97(%rip),%rdi
call   1030 <puts@plt>
lea    0xfe4(%rip),%rdi
call   1030 <puts@plt>
lea    0x102a(%rip),%rdi
call   1030 <puts@plt>
lea    0x1077(%rip),%rdi
call   1030 <puts@plt>
lea    0x10b0(%rip),%rdi
call   1030 <puts@plt>
lea    0x10f3(%rip),%rdi
call   1030 <puts@plt>
lea    0x112c(%rip),%rdi
call   1030 <puts@plt>
lea    0x1159(%rip),%rdi
call   1030 <puts@plt>
lea    0x116e(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [71 x i8] c"usage: echo_monitor [options] -s source_addr_1 -s source_addr_2 ...\0A\00"
@.str.1 = [10 x i8] c"options:\0A\00"
@.str.2 = [74 x i8] c"-b send back incoming data on all existing associations\0A\00"
@.str.3 = [72 x i8] c"-d destination_addr establish a association with the specified address\0A\00"
@.str.4 = [90 x i8] c"-l length number of bytes of the payload when generating traffic (default 512)\0A\00"
@.str.5 = [83 x i8] c"-m print number of received bytes and chunks per period (see -p)\0A\00"
@.str.6 = [90 x i8] c"-M print number of received bytes, chunks per period (see -p) and flow control info\0A\00"
@.str.7 = [70 x i8] c"-n number number of packets initially send out (default 0)\0A\00"
@.str.8 = [80 x i8] c"-p period period for the measurements in milliseconds (default 1000)\0A\00"
@.str.9 = [70 x i8] c"-t byte TOS byte used by all assiciations (default 0x10)\0A\00"
@.str.10 = [58 x i8] c"-u inject the initial packets unordered\0A\00"
@.str.11 = [34 x i8] c"-v verbose mode\0A\00"
@.str.12 = [39 x i8] c"-V very verbose mode\0A\00"
define void @printUsage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([71 x i8], [71 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 ([74 x i8], [74 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([72 x i8], [72 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([90 x i8], [90 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([83 x i8], [83 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([90 x i8], [90 x i8]* @.str.6, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.7, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([80 x i8], [80 x i8]* @.str.8, i64 0, i64 0))
%10 = call i32 @printf(i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.9, i64 0, i64 0))
%11 = call i32 @printf(i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str.10, i64 0, i64 0))
%12 = call i32 @printf(i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str.11, i64 0, i64 0))
%13 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.12, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [70 x i8] c"usage: echo_monitor [options] -s source_addr_1 -s source_addr_2 ...\00"
@str.13 = [9 x i8] c"options:\00"
@str.14 = [73 x i8] c"-b send back incoming data on all existing associations\00"
@str.15 = [71 x i8] c"-d destination_addr establish a association with the specified address\00"
@str.16 = [89 x i8] c"-l length number of bytes of the payload when generating traffic (default 512)\00"
@str.17 = [82 x i8] c"-m print number of received bytes and chunks per period (see -p)\00"
@str.18 = [89 x i8] c"-M print number of received bytes, chunks per period (see -p) and flow control info\00"
@str.19 = [69 x i8] c"-n number number of packets initially send out (default 0)\00"
@str.20 = [79 x i8] c"-p period period for the measurements in milliseconds (default 1000)\00"
@str.21 = [69 x i8] c"-t byte TOS byte used by all assiciations (default 0x10)\00"
@str.22 = [57 x i8] c"-u inject the initial packets unordered\00"
@str.23 = [33 x i8] c"-v verbose mode\00"
@str.24 = [38 x i8] c"-V very verbose mode\00"
define void @printUsage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([70 x i8], [70 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([9 x i8], [9 x i8]* @str.13, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([73 x i8], [73 x i8]* @str.14, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([71 x i8], [71 x i8]* @str.15, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([89 x i8], [89 x i8]* @str.16, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([82 x i8], [82 x i8]* @str.17, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([89 x i8], [89 x i8]* @str.18, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([69 x i8], [69 x i8]* @str.19, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([79 x i8], [79 x i8]* @str.20, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([69 x i8], [69 x i8]* @str.21, i64 0, i64 0))
%11 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([57 x i8], [57 x i8]* @str.22, i64 0, i64 0))
%12 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @str.23, i64 0, i64 0))
%13 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @str.24, i64 0, i64 0))
ret void
}