#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*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stdout;
void usage(void) {
  fprintf(stdout, "Usage: test [options]\n");
  fprintf(stdout, "\n");
  fprintf(stdout, "options:\n");
  fprintf(stdout, "  -c [filename] Use this config file\n");
  fprintf(stdout, "  -f            Run in foreground\n");
  fprintf(stdout, "  -d <level>    Debug level\n");
  fprintf(stdout, "  -s            Log to syslog\n");
  fprintf(stdout, "  -h            Print usage\n");
  fprintf(stdout, "  -v            Print version information\n");
  fprintf(stdout, "\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
mov    0x2ec5(%rip),%rax
mov    (%rax),%edi
lea    0xedc(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2eb0(%rip),%rax
mov    (%rax),%edi
lea    0xee6(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e9b(%rip),%rax
mov    (%rax),%edi
lea    0xec9(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e86(%rip),%rax
mov    (%rax),%edi
lea    0xebe(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e71(%rip),%rax
mov    (%rax),%edi
lea    0xecf(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e5c(%rip),%rax
mov    (%rax),%edi
lea    0xedd(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e47(%rip),%rax
mov    (%rax),%edi
lea    0xee5(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e32(%rip),%rax
mov    (%rax),%edi
lea    0xeef(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e1d(%rip),%rax
mov    (%rax),%edi
lea    0xef7(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e08(%rip),%rax
mov    (%rax),%edi
lea    0xe3e(%rip),%rsi
call   1030 <fprintf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %r14
push   %rbx
push   %rax
mov    0x2ec5(%rip),%rbx
mov    (%rbx),%edi
lea    0xedc(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xeed(%rip),%r14
mov    %r14,%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xed4(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xed0(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xee8(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xefd(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf0c(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf1d(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf2c(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
mov    %r14,%rsi
add    $0x8,%rsp
pop    %rbx
pop    %r14
jmp    1030 <fprintf@plt>

LLVM IR (-O0):
@stdout = global i32 0
@.str = [23 x i8] c"Usage: test [options]\0A\00"
@.str.1 = [2 x i8] c"\0A\00"
@.str.2 = [10 x i8] c"options:\0A\00"
@.str.3 = [38 x i8] c" -c [filename] Use this config file\0A\00"
@.str.4 = [35 x i8] c" -f Run in foreground\0A\00"
@.str.5 = [29 x i8] c" -d <level> Debug level\0A\00"
@.str.6 = [31 x i8] c" -s Log to syslog\0A\00"
@.str.7 = [29 x i8] c" -h Print usage\0A\00"
@.str.8 = [43 x i8] c" -v Print version information\0A\00"
define void @usage() {
%1 = load i32, i32* @stdout
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stdout
%4 = call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stdout
%6 = call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stdout
%8 = call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stdout
%10 = call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stdout
%12 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stdout
%14 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stdout
%16 = call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.7, i64 0, i64 0))
%17 = load i32, i32* @stdout
%18 = call i32 @fprintf(i32 %17, i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str.8, i64 0, i64 0))
%19 = load i32, i32* @stdout
%20 = call i32 @fprintf(i32 %19, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@stdout = global i32 0
@.str = [23 x i8] c"Usage: test [options]\0A\00"
@.str.1 = [2 x i8] c"\0A\00"
@.str.2 = [10 x i8] c"options:\0A\00"
@.str.3 = [38 x i8] c" -c [filename] Use this config file\0A\00"
@.str.4 = [35 x i8] c" -f Run in foreground\0A\00"
@.str.5 = [29 x i8] c" -d <level> Debug level\0A\00"
@.str.6 = [31 x i8] c" -s Log to syslog\0A\00"
@.str.7 = [29 x i8] c" -h Print usage\0A\00"
@.str.8 = [43 x i8] c" -v Print version information\0A\00"
define void @usage() {
%1 = load i32, i32* @stdout
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stdout
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stdout
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stdout
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stdout
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stdout
%12 = tail call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stdout
%14 = tail call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stdout
%16 = tail call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.7, i64 0, i64 0))
%17 = load i32, i32* @stdout
%18 = tail call i32 @fprintf(i32 %17, i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str.8, i64 0, i64 0))
%19 = load i32, i32* @stdout
%20 = tail call i32 @fprintf(i32 %19, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
ret void
}