#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 *, ...);
int printhelp(void) {
  printf("usage: cr [option] ... [file] ...\nstrips carriage returns from "
         "input\noptions:\n");
  printf(
      "%-20sConvert to DOS format by adding carriage returns before newlines\n",
      "-r, --reverse");
  printf("%-20sDisplay the number of carriage returns processed\n",
         "-c, --count");
  printf("%-20sShow this help message\n", "-h, -?, --help");
}


x86 assembly (clang, -O0):
<printhelp>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
lea    0xee1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf22(%rip),%rdi
lea    0xf62(%rip),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf62(%rip),%rdi
lea    0xf92(%rip),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf90(%rip),%rdi
lea    0xfa6(%rip),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<printhelp>:
push   %rax
lea    0xf9c(%rip),%rdi
call   1030 <puts@plt>
lea    0xecc(%rip),%rdi
lea    0xf0c(%rip),%rsi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xf0c(%rip),%rdi
lea    0xf3c(%rip),%rsi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xf3a(%rip),%rdi
lea    0xf50(%rip),%rsi
xor    %eax,%eax
pop    %rcx
jmp    1040 <printf@plt>

LLVM IR (-O0):
@.str = [79 x i8] c"usage: cr [option] ... [file] ...\0Astrips carriage returns from input\0Aoptions:\0A\00"
@.str.1 = [71 x i8] c"%-20sConvert to DOS format by adding carriage returns before newlines\0A\00"
@.str.2 = [14 x i8] c"-r, --reverse\00"
@.str.3 = [55 x i8] c"%-20sDisplay the number of carriage returns processed\0A\00"
@.str.4 = [12 x i8] c"-c, --count\00"
@.str.5 = [29 x i8] c"%-20sShow this help message\0A\00"
@.str.6 = [15 x i8] c"-h, -?, --help\00"
define i32 @printhelp() {
%1 = alloca i32
%2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([79 x i8], [79 x i8]* @.str, i64 0, i64 0))
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([71 x i8], [71 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([55 x i8], [55 x i8]* @.str.3, i64 0, i64 0), i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.4, i64 0, i64 0))
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.5, i64 0, i64 0), i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.6, i64 0, i64 0))
%6 = load i32, i32* %1
ret i32 %6
}

LLVM IR (-O2):
@.str.1 = [71 x i8] c"%-20sConvert to DOS format by adding carriage returns before newlines\0A\00"
@.str.2 = [14 x i8] c"-r, --reverse\00"
@.str.3 = [55 x i8] c"%-20sDisplay the number of carriage returns processed\0A\00"
@.str.4 = [12 x i8] c"-c, --count\00"
@.str.5 = [29 x i8] c"%-20sShow this help message\0A\00"
@.str.6 = [15 x i8] c"-h, -?, --help\00"
@str = [78 x i8] c"usage: cr [option] ... [file] ...\0Astrips carriage returns from input\0Aoptions:\00"
define i32 @printhelp() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([78 x i8], [78 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([71 x i8], [71 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.2, i64 0, i64 0))
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([55 x i8], [55 x i8]* @.str.3, i64 0, i64 0), i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.4, i64 0, i64 0))
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([29 x i8], [29 x i8]* @.str.5, i64 0, i64 0), i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.6, i64 0, i64 0))
ret i32 undef
}