#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 help() {
  printf("  -i <device>         Select the input (capture) device (default: "
         "/dev/video0)\r\n");
  printf("  -o <device>         Select the output (framebuffer) device "
         "(default: /dev/fb0)\r\n");
  printf("  -m <device>         Select the I/O method out of "
         "(mmap|userptr|read)(default: mmmap)\r\n");
  printf("  -c <frame count>    Select frame count to capture. (default: "
         "100)\r\n");
  printf("  -w <frame width>    Select frame width to capture. (default: "
         "640)\r\n");
  printf("  -h <frame height>   Select frame height to capture. (default: "
         "480)\r\n");
  printf("  -f <video format>   Select video format to capture. (default: "
         "YUV420)\r\n");
}


x86 assembly (clang, -O0):
<help>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xf2a(%rip),%rdi
call   1030 <printf@plt>
lea    0xf71(%rip),%rdi
call   1030 <printf@plt>
lea    0xfbe(%rip),%rdi
call   1030 <printf@plt>
lea    0xff8(%rip),%rdi
call   1030 <printf@plt>
lea    0x1032(%rip),%rdi
call   1030 <printf@plt>
lea    0x106d(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<help>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xf2c(%rip),%rdi
call   1030 <puts@plt>
lea    0xf72(%rip),%rdi
call   1030 <puts@plt>
lea    0xfbe(%rip),%rdi
call   1030 <puts@plt>
lea    0xff7(%rip),%rdi
call   1030 <puts@plt>
lea    0x1030(%rip),%rdi
call   1030 <puts@plt>
lea    0x106a(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [81 x i8] c" -i <device> Select the input (capture) device (default: /dev/video0)\0D\0A\00"
@.str.1 = [83 x i8] c" -o <device> Select the output (framebuffer) device (default: /dev/fb0)\0D\0A\00"
@.str.2 = [89 x i8] c" -m <device> Select the I/O method out of (mmap|userptr|read)(default: mmmap)\0D\0A\00"
@.str.3 = [70 x i8] c" -c <frame count> Select frame count to capture. (default: 100)\0D\0A\00"
@.str.4 = [70 x i8] c" -w <frame width> Select frame width to capture. (default: 640)\0D\0A\00"
@.str.5 = [71 x i8] c" -h <frame height> Select frame height to capture. (default: 480)\0D\0A\00"
@.str.6 = [74 x i8] c" -f <video format> Select video format to capture. (default: YUV420)\0D\0A\00"
define void @help() {
%1 = call i32 @printf(i8* getelementptr inbounds ([81 x i8], [81 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([83 x i8], [83 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([89 x i8], [89 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([71 x i8], [71 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([74 x i8], [74 x i8]* @.str.6, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [80 x i8] c" -i <device> Select the input (capture) device (default: /dev/video0)\0D\00"
@str.7 = [82 x i8] c" -o <device> Select the output (framebuffer) device (default: /dev/fb0)\0D\00"
@str.8 = [88 x i8] c" -m <device> Select the I/O method out of (mmap|userptr|read)(default: mmmap)\0D\00"
@str.9 = [69 x i8] c" -c <frame count> Select frame count to capture. (default: 100)\0D\00"
@str.10 = [69 x i8] c" -w <frame width> Select frame width to capture. (default: 640)\0D\00"
@str.11 = [70 x i8] c" -h <frame height> Select frame height to capture. (default: 480)\0D\00"
@str.12 = [73 x i8] c" -f <video format> Select video format to capture. (default: YUV420)\0D\00"
define void @help() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([80 x i8], [80 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([82 x i8], [82 x i8]* @str.7, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([88 x i8], [88 x i8]* @str.8, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([69 x i8], [69 x i8]* @str.9, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([69 x i8], [69 x i8]* @str.10, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([70 x i8], [70 x i8]* @str.11, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([73 x i8], [73 x i8]* @str.12, i64 0, i64 0))
ret void
}