#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*/ closeConnection();
int /*<<< orphan*/ connectFuelDB(char *, int);
int /*<<< orphan*/ free(char *);
int /*<<< orphan*/ printf(char *, ...);
char *readFromPoint(char *);
int /*<<< orphan*/ writeToPoint(char *, char *);
int main(int argc, char *argv[]) {
  if (argc < 2) {
    printf("You have to specify the IP Adress as first argument\n");
    return -1;
  }
  connectFuelDB(argv[1], 8103);
  writeToPoint("fueldb.iops", "trololo");
  char *buffer = readFromPoint("fueldb.iops");
  printf("Read value: %s\n", buffer);
  free(buffer);
  closeConnection();
  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   $0x2,-0x8(%rbp)
jge    119a <main+0x3a>
lea    0xe79(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    11f8 <main+0x98>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
mov    $0x1fa7,%esi
call   1080 <connectFuelDB@plt>
lea    0xe82(%rip),%rdi
lea    0xe87(%rip),%rsi
call   1040 <writeToPoint@plt>
lea    0xe6f(%rip),%rdi
call   1060 <readFromPoint@plt>
mov    %rax,-0x18(%rbp)
mov    -0x18(%rbp),%rsi
lea    0xe6f(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x18(%rbp),%rdi
call   1030 <free@plt>
mov    $0x0,%al
call   1070 <closeConnection@plt>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
cmp    $0x1,%edi
jg     118c <main+0x1c>
lea    0xea4(%rip),%rdi
call   1040 <puts@plt>
mov    $0xffffffff,%ebx
jmp    11dd <main+0x6d>
mov    0x8(%rsi),%rdi
mov    $0x1fa7,%esi
call   1090 <connectFuelDB@plt>
lea    0xe5f(%rip),%rbx
lea    0xe64(%rip),%rsi
mov    %rbx,%rdi
call   1050 <writeToPoint@plt>
mov    %rbx,%rdi
call   1070 <readFromPoint@plt>
mov    %rax,%r14
lea    0xe52(%rip),%rdi
xor    %ebx,%ebx
mov    %rax,%rsi
xor    %eax,%eax
call   1060 <printf@plt>
mov    %r14,%rdi
call   1030 <free@plt>
xor    %eax,%eax
call   1080 <closeConnection@plt>
mov    %ebx,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [53 x i8] c"You have to specify the IP Adress as first argument\0A\00"
@.str.1 = [12 x i8] c"fueldb.iops\00"
@.str.2 = [8 x i8] c"trololo\00"
@.str.3 = [16 x i8] c"Read value: %s\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i8*
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%7 = load i32, i32* %4
%8 = icmp slt i32 %7, 2
br i1 %8, label %9, label %11
9: ; preds = %2
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str, i64 0, i64 0))
store i32 -1, i32* %3
br label %23
11: ; preds = %2
%12 = load i8**, i8*** %5
%13 = getelementptr inbounds i8*, i8** %12, i64 1
%14 = load i8*, i8** %13
%15 = call i32 @connectFuelDB(i8* %14, i32 8103)
%16 = call i32 @writeToPoint(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0))
%17 = call i8* @readFromPoint(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0))
store i8* %17, i8** %6
%18 = load i8*, i8** %6
%19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i8* %18)
%20 = load i8*, i8** %6
%21 = call i32 @free(i8* %20)
%22 = call i32 (...) @closeConnection()
store i32 0, i32* %3
br label %23
23: ; preds = %11, %9
%24 = load i32, i32* %3
ret i32 %24
}

LLVM IR (-O2):
@.str.1 = [12 x i8] c"fueldb.iops\00"
@.str.2 = [8 x i8] c"trololo\00"
@.str.3 = [16 x i8] c"Read value: %s\0A\00"
@str = [52 x i8] c"You have to specify the IP Adress as first argument\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp slt i32 %0, 2
br i1 %3, label %4, label %6
4: ; preds = %2
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([52 x i8], [52 x i8]* @str, i64 0, i64 0))
br label %15
6: ; preds = %2
%7 = getelementptr inbounds i8*, i8** %1, i64 1
%8 = load i8*, i8** %7
%9 = tail call i32 @connectFuelDB(i8* %8, i32 8103)
%10 = tail call i32 @writeToPoint(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0))
%11 = tail call i8* @readFromPoint(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0))
%12 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i8* %11)
%13 = tail call i32 @free(i8* %11)
%14 = tail call i32 (...) @closeConnection()
br label %15
15: ; preds = %6, %4
%16 = phi i32 [ -1, %4 ], [ 0, %6 ]
ret i32 %16
}