#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("\tbinaryiris image > iris_of_image.pbm\n");
  printf("\n");
  printf("\tdumps a characteristic 256x256 image of image\n");
  printf("\tthe output is created by sweeping over image and collecting "
         "bytewise neighbour relationships\n");
  printf("\n");
  printf("\te.g.:\n");
  printf("\t\t$ binaryiris image > iris_of_image.pbm\n");
  printf("\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    0xf91(%rip),%rdi
call   1030 <printf@plt>
lea    0xef0(%rip),%rdi
call   1030 <printf@plt>
lea    0xf14(%rip),%rdi
call   1030 <printf@plt>
lea    0xf6d(%rip),%rdi
call   1030 <printf@plt>
lea    0xf5b(%rip),%rdi
call   1030 <printf@plt>
lea    0xf57(%rip),%rdi
call   1030 <printf@plt>
lea    0xf49(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rax
lea    0xed8(%rip),%rdi
call   1040 <puts@plt>
lea    0xed3(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xee3(%rip),%rdi
call   1040 <puts@plt>
lea    0xf06(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xf4e(%rip),%rdi
call   1040 <puts@plt>
lea    0xf49(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
pop    %rax
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [8 x i8] c"usage:\0A\00"
@.str.1 = [39 x i8] c"\09binaryiris image > iris_of_image.pbm\0A\00"
@.str.2 = [2 x i8] c"\0A\00"
@.str.3 = [48 x i8] c"\09dumps a characteristic 256x256 image of image\0A\00"
@.str.4 = [95 x i8] c"\09the output is created by sweeping over image and collecting bytewise neighbour relationships\0A\00"
@.str.5 = [8 x i8] c"\09e.g.:\0A\00"
@.str.6 = [42 x i8] c"\09\09$ binaryiris image > iris_of_image.pbm\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 ([39 x i8], [39 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([48 x i8], [48 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([95 x i8], [95 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.5, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str.6, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [7 x i8] c"usage:\00"
@str.7 = [38 x i8] c"\09binaryiris image > iris_of_image.pbm\00"
@str.8 = [47 x i8] c"\09dumps a characteristic 256x256 image of image\00"
@str.9 = [94 x i8] c"\09the output is created by sweeping over image and collecting bytewise neighbour relationships\00"
@str.10 = [7 x i8] c"\09e.g.:\00"
@str.11 = [41 x i8] c"\09\09$ binaryiris image > iris_of_image.pbm\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 ([38 x i8], [38 x i8]* @str.7, i64 0, i64 0))
%3 = tail call i32 @putchar(i32 10)
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([47 x i8], [47 x i8]* @str.8, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([94 x i8], [94 x i8]* @str.9, i64 0, i64 0))
%6 = tail call i32 @putchar(i32 10)
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @str.10, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([41 x i8], [41 x i8]* @str.11, i64 0, i64 0))
%9 = tail call i32 @putchar(i32 10)
ret void
}