#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() {
  printf("Usage: relay [-hvq] [-l <localaddr>] [-d <seconds>] [-n <packets>] "
         "<source> <destination>\n");
  printf("   -h, --help            Display this help\n");
  printf("   -v, --verbose         Verbose output\n");
  printf("   -q, --quiet           Quiet output\n");
  printf("   -l, --laddr=ADDR      Use ADDR as local interface address\n");
  printf("   -d, --duration=SECS   Stop dumping after SECS seconds (default: "
         "no limit)\n");
  printf("   -n, --count=N         Stop dumping after N packets (default: no "
         "limit)\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xf34(%rip),%rdi
call   1030 <printf@plt>
lea    0xf54(%rip),%rdi
call   1030 <printf@plt>
lea    0xf71(%rip),%rdi
call   1030 <printf@plt>
lea    0xf8c(%rip),%rdi
call   1030 <printf@plt>
lea    0xfbe(%rip),%rdi
call   1030 <printf@plt>
lea    0x1000(%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    0xf36(%rip),%rdi
call   1030 <puts@plt>
lea    0xf55(%rip),%rdi
call   1030 <puts@plt>
lea    0xf71(%rip),%rdi
call   1030 <puts@plt>
lea    0xf8b(%rip),%rdi
call   1030 <puts@plt>
lea    0xfbc(%rip),%rdi
call   1030 <puts@plt>
lea    0xffd(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [91 x i8] c"Usage: relay [-hvq] [-l <localaddr>] [-d <seconds>] [-n <packets>] <source> <destination>\0A\00"
@.str.1 = [44 x i8] c" -h, --help Display this help\0A\00"
@.str.2 = [41 x i8] c" -v, --verbose Verbose output\0A\00"
@.str.3 = [39 x i8] c" -q, --quiet Quiet output\0A\00"
@.str.4 = [62 x i8] c" -l, --laddr=ADDR Use ADDR as local interface address\0A\00"
@.str.5 = [78 x i8] c" -d, --duration=SECS Stop dumping after SECS seconds (default: no limit)\0A\00"
@.str.6 = [75 x i8] c" -n, --count=N Stop dumping after N packets (default: no limit)\0A\00"
define void @usage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([91 x i8], [91 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([62 x i8], [62 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([78 x i8], [78 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([75 x i8], [75 x i8]* @.str.6, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [90 x i8] c"Usage: relay [-hvq] [-l <localaddr>] [-d <seconds>] [-n <packets>] <source> <destination>\00"
@str.7 = [43 x i8] c" -h, --help Display this help\00"
@str.8 = [40 x i8] c" -v, --verbose Verbose output\00"
@str.9 = [38 x i8] c" -q, --quiet Quiet output\00"
@str.10 = [61 x i8] c" -l, --laddr=ADDR Use ADDR as local interface address\00"
@str.11 = [77 x i8] c" -d, --duration=SECS Stop dumping after SECS seconds (default: no limit)\00"
@str.12 = [74 x i8] c" -n, --count=N Stop dumping after N packets (default: no limit)\00"
define void @usage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([90 x i8], [90 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([43 x i8], [43 x i8]* @str.7, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([40 x i8], [40 x i8]* @str.8, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @str.9, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([61 x i8], [61 x i8]* @str.10, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([77 x i8], [77 x i8]* @str.11, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([74 x i8], [74 x i8]* @str.12, i64 0, i64 0))
ret void
}