#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);
void bl_set_nonstandard_pwm(int level) {
  FILE *f;
  f = fopen("/sys/devices/platform/lf1000-dpc/"
            "backlight_logical",
            "w");
  if (!f)
    return;
  fprintf(f, "%d", level);
  fclose(f);
}


x86 assembly (clang, -O0):
<bl_set_nonstandard_pwm>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %edi,-0x4(%rbp)
lea    0xebe(%rip),%rdi
lea    0xeea(%rip),%rsi
call   1050 <fopen@plt>
mov    %rax,-0x10(%rbp)
cmpq   $0x0,-0x10(%rbp)
jne    1162 <bl_set_nonstandard_pwm+0x32>
jmp    117e <bl_set_nonstandard_pwm+0x4e>
mov    -0x10(%rbp),%rdi
mov    -0x4(%rbp),%edx
lea    0xec5(%rip),%rsi
call   1040 <fprintf@plt>
mov    -0x10(%rbp),%rdi
call   1030 <fclose@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<bl_set_nonstandard_pwm>:
push   %rbp
push   %rbx
push   %rax
mov    %edi,%ebp
lea    0xec4(%rip),%rdi
lea    0xef0(%rip),%rsi
call   1050 <fopen@plt>
test   %rax,%rax
je     116f <bl_set_nonstandard_pwm+0x3f>
mov    %rax,%rbx
lea    0xede(%rip),%rsi
mov    %rax,%rdi
mov    %ebp,%edx
call   1040 <fprintf@plt>
mov    %rbx,%rdi
add    $0x8,%rsp
pop    %rbx
pop    %rbp
jmp    1030 <fclose@plt>
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@.str = [51 x i8] c"/sys/devices/platform/lf1000-dpc/backlight_logical\00"
@.str.1 = [2 x i8] c"w\00"
@.str.2 = [3 x i8] c"%d\00"
define void @bl_set_nonstandard_pwm(i32 %0) {
%2 = alloca i32
%3 = alloca i32*
store i32 %0, i32* %2
%4 = call i32* @fopen(i8* getelementptr inbounds ([51 x i8], [51 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
store i32* %4, i32** %3
%5 = load i32*, i32** %3
%6 = icmp ne i32* %5, null
br i1 %6, label %8, label %7
7: ; preds = %1
br label %14
8: ; preds = %1
%9 = load i32*, i32** %3
%10 = load i32, i32* %2
%11 = call i32 @fprintf(i32* %9, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32 %10)
%12 = load i32*, i32** %3
%13 = call i32 @fclose(i32* %12)
br label %14
14: ; preds = %8, %7
ret void
}

LLVM IR (-O2):
@.str = [51 x i8] c"/sys/devices/platform/lf1000-dpc/backlight_logical\00"
@.str.1 = [2 x i8] c"w\00"
@.str.2 = [3 x i8] c"%d\00"
define void @bl_set_nonstandard_pwm(i32 %0) {
%2 = tail call i32* @fopen(i8* getelementptr inbounds ([51 x i8], [51 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 ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), i32 %0)
%6 = tail call i32 @fclose(i32* %2)
br label %7
7: ; preds = %1, %4
ret void
}