#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 */
typedef int /*<<< orphan*/ FILE;

/* Variables and functions */
int /*<<< orphan*/ fclose(int /*<<< orphan*/ *);
int /*<<< orphan*/ *fopen(char *, char *);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/ *, char *, int, char);
int laf_set_sysctl(int status) {
  FILE *sys_enable_fp;
  sys_enable_fp = fopen("/proc/sys/kernel/laf/enabled", "w");
  if (sys_enable_fp) {
    fprintf(sys_enable_fp, "%i\n%c", status, '\0');
    fclose(sys_enable_fp);
  } else
    return -1;
  return 0;
}


x86 assembly (clang, -O0):
<laf_set_sysctl>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %edi,-0x8(%rbp)
lea    0xebe(%rip),%rdi
lea    0xed4(%rip),%rsi
call   1050 <fopen@plt>
mov    %rax,-0x10(%rbp)
cmpq   $0x0,-0x10(%rbp)
je     1180 <laf_set_sysctl+0x50>
mov    -0x10(%rbp),%rdi
mov    -0x8(%rbp),%edx
lea    0xeb4(%rip),%rsi
xor    %ecx,%ecx
call   1040 <fprintf@plt>
mov    -0x10(%rbp),%rdi
call   1030 <fclose@plt>
jmp    118c <laf_set_sysctl+0x5c>
movl   $0xffffffff,-0x4(%rbp)
jmp    1193 <laf_set_sysctl+0x63>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<laf_set_sysctl>:
push   %rbp
push   %r14
push   %rbx
mov    %edi,%r14d
lea    0xec2(%rip),%rdi
lea    0xed8(%rip),%rsi
call   1050 <fopen@plt>
test   %rax,%rax
je     1172 <laf_set_sysctl+0x42>
mov    %rax,%rbx
lea    0xec6(%rip),%rsi
xor    %ebp,%ebp
mov    %rax,%rdi
mov    %r14d,%edx
xor    %ecx,%ecx
call   1040 <fprintf@plt>
mov    %rbx,%rdi
call   1030 <fclose@plt>
jmp    1177 <laf_set_sysctl+0x47>
mov    $0xffffffff,%ebp
mov    %ebp,%eax
pop    %rbx
pop    %r14
pop    %rbp
ret

LLVM IR (-O0):
@.str = [29 x i8] c"/proc/sys/kernel/laf/enabled\00"
@.str.1 = [2 x i8] c"w\00"
@.str.2 = [6 x i8] c"%i\0A%c\00"
define i32 @laf_set_sysctl(i32 %0) {
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32*
store i32 %0, i32* %3
%5 = call i32* @fopen(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
store i32* %5, i32** %4
%6 = load i32*, i32** %4
%7 = icmp ne i32* %6, null
br i1 %7, label %8, label %14
8: ; preds = %1
%9 = load i32*, i32** %4
%10 = load i32, i32* %3
%11 = call i32 @fprintf(i32* %9, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0), i32 %10, i8 signext 0)
%12 = load i32*, i32** %4
%13 = call i32 @fclose(i32* %12)
br label %15
14: ; preds = %1
store i32 -1, i32* %2
br label %16
15: ; preds = %8
store i32 0, i32* %2
br label %16
16: ; preds = %15, %14
%17 = load i32, i32* %2
ret i32 %17
}

LLVM IR (-O2):
@.str = [29 x i8] c"/proc/sys/kernel/laf/enabled\00"
@.str.1 = [2 x i8] c"w\00"
@.str.2 = [6 x i8] c"%i\0A%c\00"
define i32 @laf_set_sysctl(i32 %0) {
%2 = tail call i32* @fopen(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%3 = icmp eq i32* %2, null
br i1 %3, label %7, label %4
4: ; preds = %1
%5 = tail call i32 @fprintf(i32* %2, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0), i32 %0, i8 signext 0)
%6 = tail call i32 @fclose(i32* %2)
br label %7
7: ; preds = %1, %4
%8 = phi i32 [ 0, %4 ], [ -1, %1 ]
ret i32 %8
}