#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*/ print_usage(char *);
int /*<<< orphan*/ printf(char *, ...);
void print_help(char *name) {
  print_usage(name);
  printf("\n");
  printf("    %s start [pkey]\n", name);
  printf("        Loads a private key to the kernel module.\n");
  printf("        You can export a key with `gpg --export > pkey`\n");
  printf("\n");
  printf("    %s status\n", name);
  printf("        Determines the current status of the module, whether it is "
         "loaded and running.\n");
  printf("\n");
  printf("    %s help\n", name);
  printf("        Prints this message to standard output.\n");
}


x86 assembly (clang, -O0):
<print_help>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    -0x8(%rbp),%rdi
call   1040 <print_usage@plt>
lea    0xf0a(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%rsi
lea    0xeb2(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeb9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xede(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xece(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%rsi
lea    0xef7(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xef8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xea0(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%rsi
lea    0xf30(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf2f(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<print_help>:
push   %rbx
mov    %rdi,%rbx
call   1060 <print_usage@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xea6(%rip),%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xec6(%rip),%rdi
call   1040 <puts@plt>
lea    0xeec(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xe88(%rip),%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xefd(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xe70(%rip),%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xf2d(%rip),%rdi
pop    %rbx
jmp    1040 <puts@plt>

LLVM IR (-O0):
@.str = [2 x i8] c"\0A\00"
@.str.1 = [21 x i8] c" %s start [pkey]\0A\00"
@.str.2 = [51 x i8] c" Loads a private key to the kernel module.\0A\00"
@.str.3 = [57 x i8] c" You can export a key with `gpg --export > pkey`\0A\00"
@.str.4 = [15 x i8] c" %s status\0A\00"
@.str.5 = [88 x i8] c" Determines the current status of the module, whether it is loaded and running.\0A\00"
@.str.6 = [13 x i8] c" %s help\0A\00"
@.str.7 = [49 x i8] c" Prints this message to standard output.\0A\00"
define void @print_help(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i8*, i8** %2
%4 = call i32 @print_usage(i8* %3)
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%6 = load i8*, i8** %2
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.1, i64 0, i64 0), i8* %6)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([51 x i8], [51 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str.3, i64 0, i64 0))
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%11 = load i8*, i8** %2
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i64 0, i64 0), i8* %11)
%13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([88 x i8], [88 x i8]* @.str.5, i64 0, i64 0))
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%15 = load i8*, i8** %2
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.6, i64 0, i64 0), i8* %15)
%17 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([49 x i8], [49 x i8]* @.str.7, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str.1 = [21 x i8] c" %s start [pkey]\0A\00"
@.str.4 = [15 x i8] c" %s status\0A\00"
@.str.6 = [13 x i8] c" %s help\0A\00"
@str = [50 x i8] c" Loads a private key to the kernel module.\00"
@str.8 = [56 x i8] c" You can export a key with `gpg --export > pkey`\00"
@str.9 = [87 x i8] c" Determines the current status of the module, whether it is loaded and running.\00"
@str.10 = [48 x i8] c" Prints this message to standard output.\00"
define void @print_help(i8* %0) {
%2 = tail call i32 @print_usage(i8* %0)
%3 = tail call i32 @putchar(i32 10)
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @.str.1, i64 0, i64 0), i8* %0)
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([50 x i8], [50 x i8]* @str, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([56 x i8], [56 x i8]* @str.8, i64 0, i64 0))
%7 = tail call i32 @putchar(i32 10)
%8 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i64 0, i64 0), i8* %0)
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([87 x i8], [87 x i8]* @str.9, i64 0, i64 0))
%10 = tail call i32 @putchar(i32 10)
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str.6, i64 0, i64 0), i8* %0)
%12 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([48 x i8], [48 x i8]* @str.10, i64 0, i64 0))
ret void
}