#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_FAILURE;
int /*<<< orphan*/ exit(int /*<<< orphan*/);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *, ...);
int /*<<< orphan*/ stderr;
void usage(const char *av0) {
  (void)fprintf(stderr, "Usage: %s [options] fname\t\nOptions:\n", av0);
  (void)fprintf(stderr, "\t-v		Verbose\n");
  (void)fprintf(stderr, "\t-w		Open Read/Write, default is read "
                        "only\n");
  (void)fprintf(stderr, "\t-c		Create, clobber existing\n");
  (void)fprintf(stderr, "\t-n		Create, error if it already exists\n");
  (void)fprintf(stderr, "\t-L		Use locking if available\n");
  (void)fprintf(stderr, "\t-S		Share updates (turn off caching)\n");
  (void)fprintf(stderr, "\t-U		Delete (unlink) on close\n");
  (void)fprintf(stderr, "\t-o igeto	Initial get offset\n");
  (void)fprintf(stderr, "\t-i igetsz	Initial get size\n");
  (void)fprintf(stderr, "\t-I initialsz	Initial file size for create\n");
  (void)fprintf(stderr, "\t-s sizehint	Buffer size\n");
  exit(EXIT_FAILURE);
}


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    0xece(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e7b(%rip),%rax
mov    (%rax),%edi
lea    0xec5(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e64(%rip),%rax
mov    (%rax),%edi
lea    0xeda(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e4d(%rip),%rax
mov    (%rax),%edi
lea    0xee2(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e36(%rip),%rax
mov    (%rax),%edi
lea    0xef4(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e1f(%rip),%rax
mov    (%rax),%edi
lea    0xefc(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e08(%rip),%rax
mov    (%rax),%edi
lea    0xf0c(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2df1(%rip),%rax
mov    (%rax),%edi
lea    0xf14(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2dda(%rip),%rax
mov    (%rax),%edi
lea    0xf1b(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2dc3(%rip),%rax
mov    (%rax),%edi
lea    0xf21(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2dac(%rip),%rax
mov    (%rax),%edi
lea    0xf36(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2d8d(%rip),%rax
mov    (%rax),%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    0xee1(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xedf(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xefb(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf0a(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf23(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf32(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf49(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf58(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf66(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf73(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf8f(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    0x2de6(%rip),%rax
mov    (%rax),%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [37 x i8] c"Usage: %s [options] fname\09\0AOptions:\0A\00"
@.str.1 = [14 x i8] c"\09-v\09\09Verbose\0A\00"
@.str.2 = [44 x i8] c"\09-w\09\09Open Read/Write, default is read only\0A\00"
@.str.3 = [31 x i8] c"\09-c\09\09Create, clobber existing\0A\00"
@.str.4 = [41 x i8] c"\09-n\09\09Create, error if it already exists\0A\00"
@.str.5 = [31 x i8] c"\09-L\09\09Use locking if available\0A\00"
@.str.6 = [39 x i8] c"\09-S\09\09Share updates (turn off caching)\0A\00"
@.str.7 = [31 x i8] c"\09-U\09\09Delete (unlink) on close\0A\00"
@.str.8 = [30 x i8] c"\09-o igeto\09Initial get offset\0A\00"
@.str.9 = [29 x i8] c"\09-i igetsz\09Initial get size\0A\00"
@.str.10 = [44 x i8] c"\09-I initialsz\09Initial file size for create\0A\00"
@.str.11 = [26 x i8] c"\09-s sizehint\09Buffer size\0A\00"
@EXIT_FAILURE = global i32 0
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 ([37 x i8], [37 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 ([14 x i8], [14 x i8]* @.str.1, i64 0, i64 0))
%8 = load i32, i32* @stderr
%9 = call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.2, i64 0, i64 0))
%10 = load i32, i32* @stderr
%11 = call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.3, i64 0, i64 0))
%12 = load i32, i32* @stderr
%13 = call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.4, i64 0, i64 0))
%14 = load i32, i32* @stderr
%15 = call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.5, i64 0, i64 0))
%16 = load i32, i32* @stderr
%17 = call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.6, i64 0, i64 0))
%18 = load i32, i32* @stderr
%19 = call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.7, i64 0, i64 0))
%20 = load i32, i32* @stderr
%21 = call i32 (i32, i8*, ...) @fprintf(i32 %20, i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.8, i64 0, i64 0))
%22 = load i32, i32* @stderr
%23 = call i32 (i32, i8*, ...) @fprintf(i32 %22, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.9, i64 0, i64 0))
%24 = load i32, i32* @stderr
%25 = call i32 (i32, i8*, ...) @fprintf(i32 %24, i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.10, i64 0, i64 0))
%26 = load i32, i32* @stderr
%27 = call i32 (i32, i8*, ...) @fprintf(i32 %26, i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.11, i64 0, i64 0))
%28 = load i32, i32* @EXIT_FAILURE
%29 = call i32 @exit(i32 %28)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [37 x i8] c"Usage: %s [options] fname\09\0AOptions:\0A\00"
@.str.1 = [14 x i8] c"\09-v\09\09Verbose\0A\00"
@.str.2 = [44 x i8] c"\09-w\09\09Open Read/Write, default is read only\0A\00"
@.str.3 = [31 x i8] c"\09-c\09\09Create, clobber existing\0A\00"
@.str.4 = [41 x i8] c"\09-n\09\09Create, error if it already exists\0A\00"
@.str.5 = [31 x i8] c"\09-L\09\09Use locking if available\0A\00"
@.str.6 = [39 x i8] c"\09-S\09\09Share updates (turn off caching)\0A\00"
@.str.7 = [31 x i8] c"\09-U\09\09Delete (unlink) on close\0A\00"
@.str.8 = [30 x i8] c"\09-o igeto\09Initial get offset\0A\00"
@.str.9 = [29 x i8] c"\09-i igetsz\09Initial get size\0A\00"
@.str.10 = [44 x i8] c"\09-I initialsz\09Initial file size for create\0A\00"
@.str.11 = [26 x i8] c"\09-s sizehint\09Buffer size\0A\00"
@EXIT_FAILURE = global i32 0
define void @usage(i8* %0) {
%2 = load i32, i32* @stderr
%3 = tail call i32 (i32, i8*, ...) @fprintf(i32 %2, i8* getelementptr inbounds ([37 x i8], [37 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 ([14 x i8], [14 x i8]* @.str.1, i64 0, i64 0))
%6 = load i32, i32* @stderr
%7 = tail call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.2, i64 0, i64 0))
%8 = load i32, i32* @stderr
%9 = tail call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.3, i64 0, i64 0))
%10 = load i32, i32* @stderr
%11 = tail call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.4, i64 0, i64 0))
%12 = load i32, i32* @stderr
%13 = tail call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.5, i64 0, i64 0))
%14 = load i32, i32* @stderr
%15 = tail call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.6, i64 0, i64 0))
%16 = load i32, i32* @stderr
%17 = tail call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.7, i64 0, i64 0))
%18 = load i32, i32* @stderr
%19 = tail call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.8, i64 0, i64 0))
%20 = load i32, i32* @stderr
%21 = tail call i32 (i32, i8*, ...) @fprintf(i32 %20, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.9, i64 0, i64 0))
%22 = load i32, i32* @stderr
%23 = tail call i32 (i32, i8*, ...) @fprintf(i32 %22, i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.10, i64 0, i64 0))
%24 = load i32, i32* @stderr
%25 = tail call i32 (i32, i8*, ...) @fprintf(i32 %24, i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.11, i64 0, i64 0))
%26 = load i32, i32* @EXIT_FAILURE
%27 = tail call i32 @exit(i32 %26)
unreachable
}