#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*/ fprintf(int /*<<< orphan*/, char *, ...);
int /*<<< orphan*/ stderr;
void usage(char *program_name) {
  fprintf(stderr, "usage: %s [output_length] [prefix_length]\n", program_name);
  fprintf(
      stderr,
      "Program reads text from standard input and writes to standard output.\n",
      1000);
  fprintf(stderr,
          "output_length - maximum number of words in output (default is %d)\n",
          1000);
  fprintf(stderr,
          "prefix_length - number of words in prefix (from 1 to %d, default is "
          "%d)\n",
          10, 2);
  exit(1);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    0x2ead(%rip),%rax
mov    (%rax),%edi
mov    -0x8(%rbp),%rdx
lea    0xec0(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e92(%rip),%rax
mov    (%rax),%edi
lea    0xed4(%rip),%rsi
mov    $0x3e8,%edx
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e76(%rip),%rax
mov    (%rax),%edi
lea    0xeff(%rip),%rsi
mov    $0x3e8,%edx
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e5a(%rip),%rax
mov    (%rax),%edi
lea    0xf26(%rip),%rsi
mov    $0xa,%edx
mov    $0x2,%ecx
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %rbx
mov    %rdi,%rdx
mov    0x2eb5(%rip),%rbx
mov    (%rbx),%edi
lea    0xecc(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xee7(%rip),%rsi
mov    $0x3e8,%edx
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf19(%rip),%rsi
mov    $0x3e8,%edx
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf47(%rip),%rsi
mov    $0xa,%edx
mov    $0x2,%ecx
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [43 x i8] c"usage: %s [output_length] [prefix_length]\0A\00"
@.str.1 = [71 x i8] c"Program reads text from standard input and writes to standard output.\0A\00"
@.str.2 = [67 x i8] c"output_length - maximum number of words in output (default is %d)\0A\00"
@.str.3 = [73 x i8] c"prefix_length - number of words in prefix (from 1 to %d, default is %d)\0A\00"
define void @usage(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i32, i32* @stderr
%4 = load i8*, i8** %2
%5 = call i32 (i32, i8*, ...) @fprintf(i32 %3, i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str, i64 0, i64 0), i8* %4)
%6 = load i32, i32* @stderr
%7 = call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([71 x i8], [71 x i8]* @.str.1, i64 0, i64 0), i32 1000)
%8 = load i32, i32* @stderr
%9 = call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.2, i64 0, i64 0), i32 1000)
%10 = load i32, i32* @stderr
%11 = call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([73 x i8], [73 x i8]* @.str.3, i64 0, i64 0), i32 10, i32 2)
%12 = call i32 @exit(i32 1)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [43 x i8] c"usage: %s [output_length] [prefix_length]\0A\00"
@.str.1 = [71 x i8] c"Program reads text from standard input and writes to standard output.\0A\00"
@.str.2 = [67 x i8] c"output_length - maximum number of words in output (default is %d)\0A\00"
@.str.3 = [73 x i8] c"prefix_length - number of words in prefix (from 1 to %d, default is %d)\0A\00"
define void @usage(i8* %0) {
%2 = load i32, i32* @stderr
%3 = tail call i32 (i32, i8*, ...) @fprintf(i32 %2, i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str, i64 0, i64 0), i8* %0)
%4 = load i32, i32* @stderr
%5 = tail call i32 (i32, i8*, ...) @fprintf(i32 %4, i8* getelementptr inbounds ([71 x i8], [71 x i8]* @.str.1, i64 0, i64 0), i32 1000)
%6 = load i32, i32* @stderr
%7 = tail call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([67 x i8], [67 x i8]* @.str.2, i64 0, i64 0), i32 1000)
%8 = load i32, i32* @stderr
%9 = tail call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([73 x i8], [73 x i8]* @.str.3, i64 0, i64 0), i32 10, i32 2)
%10 = tail call i32 @exit(i32 1)
unreachable
}