#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 atoi(char *);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *, ...);
int locationtest(int, int);
int /*<<< orphan*/ stderr;
int /*<<< orphan*/ stdout;
int main(int argc, char *argv[]) {
  if (argc != 3) {
    fprintf(stderr, "Usage: %s [integer] [location].\n", argv[0]);
    return -1;
  }
  int result;
  int number = atoi(argv[1]);
  int i = atoi(argv[2]);
  result = locationtest(number, i);
  if (result != -1)
    fprintf(stdout, "bit is %d\n", result);
  else
    fprintf(stderr, "Error.\n");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x3,-0x8(%rbp)
je     117a <main+0x4a>
mov    0x2e89(%rip),%rax
mov    (%rax),%edi
mov    -0x10(%rbp),%rax
mov    (%rax),%rdx
lea    0xe99(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    11ef <main+0xbf>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
call   1050 <atoi@plt>
mov    %eax,-0x18(%rbp)
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rdi
call   1050 <atoi@plt>
mov    %eax,-0x1c(%rbp)
mov    -0x18(%rbp),%edi
mov    -0x1c(%rbp),%esi
call   1040 <locationtest@plt>
mov    %eax,-0x14(%rbp)
cmpl   $0xffffffff,-0x14(%rbp)
je     11d1 <main+0xa1>
mov    0x2e1f(%rip),%rax
mov    (%rax),%edi
mov    -0x14(%rbp),%edx
lea    0xe5c(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
jmp    11e8 <main+0xb8>
mov    0x2e08(%rip),%rax
mov    (%rax),%edi
lea    0xe4b(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %rbx
push   %rax
mov    %rsi,%rbx
cmp    $0x3,%edi
jne    117a <main+0x4a>
mov    0x8(%rbx),%rdi
call   1050 <atoi@plt>
mov    %eax,%ebp
mov    0x10(%rbx),%rdi
call   1050 <atoi@plt>
mov    %ebp,%edi
mov    %eax,%esi
call   1040 <locationtest@plt>
cmp    $0xffffffff,%eax
je     119b <main+0x6b>
mov    0x2e74(%rip),%rcx
mov    (%rcx),%edi
lea    0xeb4(%rip),%rsi
xor    %ebx,%ebx
mov    %eax,%edx
xor    %eax,%eax
call   1030 <fprintf@plt>
jmp    11b4 <main+0x84>
mov    0x2e5f(%rip),%rax
mov    (%rax),%edi
mov    (%rbx),%rdx
lea    0xe73(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    $0xffffffff,%ebx
jmp    11b4 <main+0x84>
mov    0x2e3e(%rip),%rax
mov    (%rax),%edi
lea    0xe81(%rip),%rsi
xor    %ebx,%ebx
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    %ebx,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@stderr = global i32 0
@.str = [33 x i8] c"Usage: %s [integer] [location].\0A\00"
@stdout = global i32 0
@.str.1 = [11 x i8] c"bit is %d\0A\00"
@.str.2 = [8 x i8] c"Error.\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%9 = load i32, i32* %4
%10 = icmp ne i32 %9, 3
br i1 %10, label %11, label %17
11: ; preds = %2
%12 = load i32, i32* @stderr
%13 = load i8**, i8*** %5
%14 = getelementptr inbounds i8*, i8** %13, i64 0
%15 = load i8*, i8** %14
%16 = call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str, i64 0, i64 0), i8* %15)
store i32 -1, i32* %3
br label %39
17: ; preds = %2
%18 = load i8**, i8*** %5
%19 = getelementptr inbounds i8*, i8** %18, i64 1
%20 = load i8*, i8** %19
%21 = call i32 @atoi(i8* %20)
store i32 %21, i32* %7
%22 = load i8**, i8*** %5
%23 = getelementptr inbounds i8*, i8** %22, i64 2
%24 = load i8*, i8** %23
%25 = call i32 @atoi(i8* %24)
store i32 %25, i32* %8
%26 = load i32, i32* %7
%27 = load i32, i32* %8
%28 = call i32 @locationtest(i32 %26, i32 %27)
store i32 %28, i32* %6
%29 = load i32, i32* %6
%30 = icmp ne i32 %29, -1
br i1 %30, label %31, label %35
31: ; preds = %17
%32 = load i32, i32* @stdout
%33 = load i32, i32* %6
%34 = call i32 (i32, i8*, ...) @fprintf(i32 %32, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.1, i64 0, i64 0), i32 %33)
br label %38
35: ; preds = %17
%36 = load i32, i32* @stderr
%37 = call i32 (i32, i8*, ...) @fprintf(i32 %36, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0))
br label %38
38: ; preds = %35, %31
store i32 0, i32* %3
br label %39
39: ; preds = %38, %11
%40 = load i32, i32* %3
ret i32 %40
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [33 x i8] c"Usage: %s [integer] [location].\0A\00"
@stdout = global i32 0
@.str.1 = [11 x i8] c"bit is %d\0A\00"
@.str.2 = [8 x i8] c"Error.\0A\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 3
br i1 %3, label %8, label %4
4: ; preds = %2
%5 = load i32, i32* @stderr
%6 = load i8*, i8** %1
%7 = tail call i32 (i32, i8*, ...) @fprintf(i32 %5, i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str, i64 0, i64 0), i8* %6)
br label %23
8: ; preds = %2
%9 = getelementptr inbounds i8*, i8** %1, i64 1
%10 = load i8*, i8** %9
%11 = tail call i32 @atoi(i8* %10)
%12 = getelementptr inbounds i8*, i8** %1, i64 2
%13 = load i8*, i8** %12
%14 = tail call i32 @atoi(i8* %13)
%15 = tail call i32 @locationtest(i32 %11, i32 %14)
%16 = icmp eq i32 %15, -1
br i1 %16, label %20, label %17
17: ; preds = %8
%18 = load i32, i32* @stdout
%19 = tail call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.1, i64 0, i64 0), i32 %15)
br label %23
20: ; preds = %8
%21 = load i32, i32* @stderr
%22 = tail call i32 (i32, i8*, ...) @fprintf(i32 %21, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0))
br label %23
23: ; preds = %17, %20, %4
%24 = phi i32 [ -1, %4 ], [ 0, %20 ], [ 0, %17 ]
ret i32 %24
}