#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("pulseled [options]\n");
  printf("\t--device [filename]\tEvent device to use\n");
  printf(
      "\t--level [level]    \tLED intensity with pulsing disabled (0-255)\n");
  printf(
      "\t--speed [rate]     \tPulsing speed (0-510); around 255 works best\n");
  printf("\t--style [style]    \tPulsing style (0, 1 or 2)\n");
  printf("\t--pulseawake       \tEnable pulsing whilst host is awake\n");
  printf("\t--nopulseawake     \tDisable pulsing whilst host is awake\n");
  printf("\t--pulseasleep      \tEnable pulsing whilst host is asleep\n");
  printf("\t--nopulseasleep    \tDisable pulsing whilst host is asleep\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    0xee9(%rip),%rdi
call   1030 <printf@plt>
lea    0xf07(%rip),%rdi
call   1030 <printf@plt>
lea    0xf3d(%rip),%rdi
call   1030 <printf@plt>
lea    0xf74(%rip),%rdi
call   1030 <printf@plt>
lea    0xf98(%rip),%rdi
call   1030 <printf@plt>
lea    0xfc6(%rip),%rdi
call   1030 <printf@plt>
lea    0xff5(%rip),%rdi
call   1030 <printf@plt>
lea    0x1024(%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    0xeea(%rip),%rdi
call   1030 <puts@plt>
lea    0xf07(%rip),%rdi
call   1030 <puts@plt>
lea    0xf3c(%rip),%rdi
call   1030 <puts@plt>
lea    0xf72(%rip),%rdi
call   1030 <puts@plt>
lea    0xf95(%rip),%rdi
call   1030 <puts@plt>
lea    0xfc2(%rip),%rdi
call   1030 <puts@plt>
lea    0xff0(%rip),%rdi
call   1030 <puts@plt>
lea    0x101e(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [8 x i8] c"Usage:\0A\00"
@.str.1 = [20 x i8] c"pulseled [options]\0A\00"
@.str.2 = [42 x i8] c"\09--device [filename]\09Event device to use\0A\00"
@.str.3 = [66 x i8] c"\09--level [level] \09LED intensity with pulsing disabled (0-255)\0A\00"
@.str.4 = [67 x i8] c"\09--speed [rate] \09Pulsing speed (0-510); around 255 works best\0A\00"
@.str.5 = [48 x i8] c"\09--style [style] \09Pulsing style (0, 1 or 2)\0A\00"
@.str.6 = [58 x i8] c"\09--pulseawake \09Enable pulsing whilst host is awake\0A\00"
@.str.7 = [59 x i8] c"\09--nopulseawake \09Disable pulsing whilst host is awake\0A\00"
@.str.8 = [59 x i8] c"\09--pulseasleep \09Enable pulsing whilst host is asleep\0A\00"
@.str.9 = [60 x i8] c"\09--nopulseasleep \09Disable pulsing whilst host is asleep\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 ([20 x i8], [20 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([66 x i8], [66 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([67 x i8], [67 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))
%7 = call i32 @printf(i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str.6, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.7, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.8, i64 0, i64 0))
%10 = call i32 @printf(i8* getelementptr inbounds ([60 x i8], [60 x i8]* @.str.9, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [7 x i8] c"Usage:\00"
@str.10 = [19 x i8] c"pulseled [options]\00"
@str.11 = [41 x i8] c"\09--device [filename]\09Event device to use\00"
@str.12 = [65 x i8] c"\09--level [level] \09LED intensity with pulsing disabled (0-255)\00"
@str.13 = [66 x i8] c"\09--speed [rate] \09Pulsing speed (0-510); around 255 works best\00"
@str.14 = [47 x i8] c"\09--style [style] \09Pulsing style (0, 1 or 2)\00"
@str.15 = [57 x i8] c"\09--pulseawake \09Enable pulsing whilst host is awake\00"
@str.16 = [58 x i8] c"\09--nopulseawake \09Disable pulsing whilst host is awake\00"
@str.17 = [58 x i8] c"\09--pulseasleep \09Enable pulsing whilst host is asleep\00"
@str.18 = [59 x i8] c"\09--nopulseasleep \09Disable pulsing whilst host is asleep\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 ([19 x i8], [19 x i8]* @str.10, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([41 x i8], [41 x i8]* @str.11, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([65 x i8], [65 x i8]* @str.12, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([66 x i8], [66 x i8]* @str.13, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([47 x i8], [47 x i8]* @str.14, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([57 x i8], [57 x i8]* @str.15, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([58 x i8], [58 x i8]* @str.16, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([58 x i8], [58 x i8]* @str.17, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([59 x i8], [59 x i8]* @str.18, i64 0, i64 0))
ret void
}