#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 print_usage(void) {
  printf("\n");
  printf("Usage : mlanevent.exe [-v] [-h]\n");
  printf("    -v               : Print version information\n");
  printf("    -h               : Print help information\n");
  printf("    -i               : Specify device number from 0 to %d\n", 4 - 1);
  printf("                       0xff for all devices\n");
  printf("\n");
}


x86 assembly (clang, -O0):
<print_usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xf04(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed7(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeea(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf0e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf2f(%rip),%rdi
mov    $0x3,%esi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf57(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeab(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<print_usage>:
push   %rax
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xef9(%rip),%rdi
call   1040 <puts@plt>
lea    0xf0d(%rip),%rdi
call   1040 <puts@plt>
lea    0xf32(%rip),%rdi
call   1040 <puts@plt>
lea    0xe9a(%rip),%rdi
mov    $0x3,%esi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xf41(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
pop    %rax
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [2 x i8] c"\0A\00"
@.str.1 = [33 x i8] c"Usage : mlanevent.exe [-v] [-h]\0A\00"
@.str.2 = [50 x i8] c" -v : Print version information\0A\00"
@.str.3 = [47 x i8] c" -h : Print help information\0A\00"
@.str.4 = [59 x i8] c" -i : Specify device number from 0 to %d\0A\00"
@.str.5 = [45 x i8] c" 0xff for all devices\0A\00"
define void @print_usage() {
%1 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([50 x i8], [50 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.4, i64 0, i64 0), i32 3)
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([45 x i8], [45 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str.4 = [59 x i8] c" -i : Specify device number from 0 to %d\0A\00"
@str = [32 x i8] c"Usage : mlanevent.exe [-v] [-h]\00"
@str.6 = [49 x i8] c" -v : Print version information\00"
@str.7 = [46 x i8] c" -h : Print help information\00"
@str.8 = [44 x i8] c" 0xff for all devices\00"
define void @print_usage() {
%1 = tail call i32 @putchar(i32 10)
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([32 x i8], [32 x i8]* @str, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([49 x i8], [49 x i8]* @str.6, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @str.7, i64 0, i64 0))
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([59 x i8], [59 x i8]* @.str.4, i64 0, i64 0), i32 3)
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([44 x i8], [44 x i8]* @str.8, i64 0, i64 0))
%7 = tail call i32 @putchar(i32 10)
ret void
}