#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*/ exit(int);
int /*<<< orphan*/ printf(char *, ...);
void print_usage(char *name) {
  printf("Usage:  %s options [ inputfile ... ]\n", name);
  printf("  -b  --brightness val       Assign brightness value.\n"
         "  -c  --contrast val         Assign contrast value.\n"
         "  -h  --hue val              Assign hue value.\n"
         "  -s  --saturation val       Assign saturation value.\n"
         "  -a  --sharpness val        Assign sharpness value.\n"
         "  -g  --gamma val            Assign gamma value.\n"
         "  -i  --gain val             Assign gain value.\n"
         "  -b  --backlight val        Assign backlight value.\n"
         "  -u  --auto                 Enable auto focus.\n"
         "  -f  --focus val            Assign absolute focus value.\n"
         "  -z  --zoom val	      Assign absolute zoom value.\n");
  exit(1);
}


x86 assembly (clang, -O0):
<print_usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    -0x8(%rbp),%rsi
lea    0xec9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xee1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<print_usage>:
push   %rax
mov    %rdi,%rsi
lea    0xec5(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xedd(%rip),%rdi
call   1030 <puts@plt>
mov    $0x1,%edi
call   1050 <exit@plt>

LLVM IR (-O0):
@.str = [38 x i8] c"Usage: %s options [ inputfile ... ]\0A\00"
@.str.1 = [568 x i8] c" -b --brightness val Assign brightness value.\0A -c --contrast val Assign contrast value.\0A -h --hue val Assign hue value.\0A -s --saturation val Assign saturation value.\0A -a --sharpness val Assign sharpness value.\0A -g --gamma val Assign gamma value.\0A -i --gain val Assign gain value.\0A -b --backlight val Assign backlight value.\0A -u --auto Enable auto focus.\0A -f --focus val Assign absolute focus value.\0A -z --zoom val\09 Assign absolute zoom value.\0A\00"
define void @print_usage(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i8*, i8** %2
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i8* %3)
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([568 x i8], [568 x i8]* @.str.1, i64 0, i64 0))
%6 = call i32 @exit(i32 1)
unreachable
}

LLVM IR (-O2):
@.str = [38 x i8] c"Usage: %s options [ inputfile ... ]\0A\00"
@str = [567 x i8] c" -b --brightness val Assign brightness value.\0A -c --contrast val Assign contrast value.\0A -h --hue val Assign hue value.\0A -s --saturation val Assign saturation value.\0A -a --sharpness val Assign sharpness value.\0A -g --gamma val Assign gamma value.\0A -i --gain val Assign gain value.\0A -b --backlight val Assign backlight value.\0A -u --auto Enable auto focus.\0A -f --focus val Assign absolute focus value.\0A -z --zoom val\09 Assign absolute zoom value.\00"
define void @print_usage(i8* %0) {
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0), i8* %0)
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([567 x i8], [567 x i8]* @str, i64 0, i64 0))
%4 = tail call i32 @exit(i32 1)
unreachable
}