#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:   local_communication [options] \n");
  printf("options:\n");
  printf("-l length           number of bytes of the payload when generating "
         "traffic (default 512)\n");
  printf(
      "-n number           number of packets initially send out (default 1)\n");
  printf("-u                  use unordered delivery\n");
  printf("-e number           end after that many chunks\n");
}


x86 assembly (clang, -O0):
<printUsage>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xf02(%rip),%rdi
call   1030 <printf@plt>
lea    0xf00(%rip),%rdi
call   1030 <printf@plt>
lea    0xf4e(%rip),%rdi
call   1030 <printf@plt>
lea    0xf88(%rip),%rdi
call   1030 <printf@plt>
lea    0xfa8(%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    0xf04(%rip),%rdi
call   1030 <puts@plt>
lea    0xf01(%rip),%rdi
call   1030 <puts@plt>
lea    0xf4e(%rip),%rdi
call   1030 <puts@plt>
lea    0xf87(%rip),%rdi
call   1030 <puts@plt>
lea    0xfa6(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [41 x i8] c"usage: local_communication [options] \0A\00"
@.str.1 = [10 x i8] c"options:\0A\00"
@.str.2 = [90 x i8] c"-l length number of bytes of the payload when generating traffic (default 512)\0A\00"
@.str.3 = [70 x i8] c"-n number number of packets initially send out (default 1)\0A\00"
@.str.4 = [44 x i8] c"-u use unordered delivery\0A\00"
@.str.5 = [48 x i8] c"-e number end after that many chunks\0A\00"
define void @printUsage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([41 x i8], [41 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 ([90 x i8], [90 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([48 x i8], [48 x i8]* @.str.5, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [40 x i8] c"usage: local_communication [options] \00"
@str.6 = [9 x i8] c"options:\00"
@str.7 = [89 x i8] c"-l length number of bytes of the payload when generating traffic (default 512)\00"
@str.8 = [69 x i8] c"-n number number of packets initially send out (default 1)\00"
@str.9 = [43 x i8] c"-u use unordered delivery\00"
@str.10 = [47 x i8] c"-e number end after that many chunks\00"
define void @printUsage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([40 x i8], [40 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([9 x i8], [9 x i8]* @str.6, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([89 x i8], [89 x i8]* @str.7, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([69 x i8], [69 x i8]* @str.8, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([43 x i8], [43 x i8]* @str.9, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([47 x i8], [47 x i8]* @str.10, i64 0, i64 0))
ret void
}