#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 *, ...);
void print_usage(char **argv) {
  printf("Usage:\n");
  printf("%s [-d <dpy>] [-a] [-c] [-b] [-s]\n", argv[0]);
  printf("\n");
  printf("-d <dpy>: X server display to connect to\n");
  printf("-a: Listen for attribute availability events\n");
  printf("-c: Listen for attribute changed events\n");
  printf("-b: Listen for binary attribute changed events\n");
  printf("-s: Listen for string attribute changed events\n");
  printf("\n");
  printf("By default (i.e., if none of -a, -c, -b, or -s are requested),\n"
         "all event types are enabled.\n");
}


x86 assembly (clang, -O0):
<print_usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
lea    0xedd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%rax
mov    (%rax),%rsi
lea    0xed0(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0x1021(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed7(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xef3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf13(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf2e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf50(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xfcd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf64(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<print_usage>:
push   %rbx
mov    %rdi,%rbx
lea    0xee8(%rip),%rdi
call   1040 <puts@plt>
mov    (%rbx),%rsi
lea    0xeb6(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xec8(%rip),%rdi
call   1040 <puts@plt>
lea    0xee5(%rip),%rdi
call   1040 <puts@plt>
lea    0xf06(%rip),%rdi
call   1040 <puts@plt>
lea    0xf22(%rip),%rdi
call   1040 <puts@plt>
lea    0xf45(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xf5e(%rip),%rdi
pop    %rbx
jmp    1040 <puts@plt>

LLVM IR (-O0):
@.str = [8 x i8] c"Usage:\0A\00"
@.str.1 = [35 x i8] c"%s [-d <dpy>] [-a] [-c] [-b] [-s]\0A\00"
@.str.2 = [2 x i8] c"\0A\00"
@.str.3 = [42 x i8] c"-d <dpy>: X server display to connect to\0A\00"
@.str.4 = [46 x i8] c"-a: Listen for attribute availability events\0A\00"
@.str.5 = [41 x i8] c"-c: Listen for attribute changed events\0A\00"
@.str.6 = [48 x i8] c"-b: Listen for binary attribute changed events\0A\00"
@.str.7 = [48 x i8] c"-s: Listen for string attribute changed events\0A\00"
@.str.8 = [93 x i8] c"By default (i.e., if none of -a, -c, -b, or -s are requested),\0Aall event types are enabled.\0A\00"
define void @print_usage(i8** %0) {
%2 = alloca i8**
store i8** %0, i8*** %2
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%4 = load i8**, i8*** %2
%5 = getelementptr inbounds i8*, i8** %4, i64 0
%6 = load i8*, i8** %5
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.1, i64 0, i64 0), i8* %6)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str.3, i64 0, i64 0))
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.4, i64 0, i64 0))
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.5, i64 0, i64 0))
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([48 x i8], [48 x i8]* @.str.6, i64 0, i64 0))
%13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([48 x i8], [48 x i8]* @.str.7, i64 0, i64 0))
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([93 x i8], [93 x i8]* @.str.8, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str.1 = [35 x i8] c"%s [-d <dpy>] [-a] [-c] [-b] [-s]\0A\00"
@str = [7 x i8] c"Usage:\00"
@str.9 = [41 x i8] c"-d <dpy>: X server display to connect to\00"
@str.10 = [45 x i8] c"-a: Listen for attribute availability events\00"
@str.11 = [40 x i8] c"-c: Listen for attribute changed events\00"
@str.12 = [47 x i8] c"-b: Listen for binary attribute changed events\00"
@str.13 = [47 x i8] c"-s: Listen for string attribute changed events\00"
@str.14 = [92 x i8] c"By default (i.e., if none of -a, -c, -b, or -s are requested),\0Aall event types are enabled.\00"
define void @print_usage(i8** nocapture %0) {
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @str, i64 0, i64 0))
%3 = load i8*, i8** %0
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([35 x i8], [35 x i8]* @.str.1, i64 0, i64 0), i8* %3)
%5 = tail call i32 @putchar(i32 10)
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([41 x i8], [41 x i8]* @str.9, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([45 x i8], [45 x i8]* @str.10, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([40 x i8], [40 x i8]* @str.11, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([47 x i8], [47 x i8]* @str.12, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([47 x i8], [47 x i8]* @str.13, i64 0, i64 0))
%11 = tail call i32 @putchar(i32 10)
%12 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([92 x i8], [92 x i8]* @str.14, i64 0, i64 0))
ret void
}