#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:\n");
  printf("  arp [-n]                      <-Display ARP cache\n");
  printf("  arp -d  <hostIP>              <-Delete ARP entry\n");
  printf("  arp -s  <hostIP> <hwaddr>     <-Add entry\n");
  printf("  arp -n                        <-Dump ARP Table\n");
  printf("    -s, --set                set a new ARP entry\n");
  printf("    -d, --delete             delete a specified entry\n");
  printf("    -n, --numeric            don't resolve names just list all "
         "entries\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xee1(%rip),%rdi
call   1030 <printf@plt>
lea    0xf0a(%rip),%rdi
call   1030 <printf@plt>
lea    0xf32(%rip),%rdi
call   1030 <printf@plt>
lea    0xf53(%rip),%rdi
call   1030 <printf@plt>
lea    0xf79(%rip),%rdi
call   1030 <printf@plt>
lea    0xf9f(%rip),%rdi
call   1030 <printf@plt>
lea    0xfca(%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    0xee3(%rip),%rdi
call   1030 <puts@plt>
lea    0xf0b(%rip),%rdi
call   1030 <puts@plt>
lea    0xf32(%rip),%rdi
call   1030 <puts@plt>
lea    0xf52(%rip),%rdi
call   1030 <puts@plt>
lea    0xf77(%rip),%rdi
call   1030 <puts@plt>
lea    0xf9c(%rip),%rdi
call   1030 <puts@plt>
lea    0xfc6(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [8 x i8] c"Usage:\0A\00"
@.str.1 = [53 x i8] c" arp [-n] <-Display ARP cache\0A\00"
@.str.2 = [52 x i8] c" arp -d <hostIP> <-Delete ARP entry\0A\00"
@.str.3 = [45 x i8] c" arp -s <hostIP> <hwaddr> <-Add entry\0A\00"
@.str.4 = [50 x i8] c" arp -n <-Dump ARP Table\0A\00"
@.str.5 = [50 x i8] c" -s, --set set a new ARP entry\0A\00"
@.str.6 = [55 x i8] c" -d, --delete delete a specified entry\0A\00"
@.str.7 = [72 x i8] c" -n, --numeric don't resolve names just list all entries\0A\00"
define void @usage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([52 x i8], [52 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([45 x i8], [45 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([50 x i8], [50 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([50 x i8], [50 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([55 x i8], [55 x i8]* @.str.6, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([72 x i8], [72 x i8]* @.str.7, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [7 x i8] c"Usage:\00"
@str.8 = [52 x i8] c" arp [-n] <-Display ARP cache\00"
@str.9 = [51 x i8] c" arp -d <hostIP> <-Delete ARP entry\00"
@str.10 = [44 x i8] c" arp -s <hostIP> <hwaddr> <-Add entry\00"
@str.11 = [49 x i8] c" arp -n <-Dump ARP Table\00"
@str.12 = [49 x i8] c" -s, --set set a new ARP entry\00"
@str.13 = [54 x i8] c" -d, --delete delete a specified entry\00"
@str.14 = [71 x i8] c" -n, --numeric don't resolve names just list all entries\00"
define void @usage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([52 x i8], [52 x i8]* @str.8, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([51 x i8], [51 x i8]* @str.9, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([44 x i8], [44 x i8]* @str.10, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([49 x i8], [49 x i8]* @str.11, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([49 x i8], [49 x i8]* @str.12, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([54 x i8], [54 x i8]* @str.13, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([71 x i8], [71 x i8]* @str.14, i64 0, i64 0))
ret void
}