#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 */
scalar_t__ string_ends_with(char const *, char *);
int check_is_unit_filename(const char *filename) {
  return string_ends_with(filename, ".target") ||
         string_ends_with(filename, ".service") ||
         string_ends_with(filename, ".interface") ||
         string_ends_with(filename, ".route") ||
         string_ends_with(filename, ".mount");
}


x86 assembly (clang, -O0):
<check_is_unit_filename>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    -0x8(%rbp),%rdi
lea    0xed9(%rip),%rsi
call   1030 <string_ends_with@plt>
mov    %rax,%rcx
mov    $0x1,%al
cmp    $0x0,%rcx
mov    %al,-0x9(%rbp)
jne    11be <check_is_unit_filename+0xae>
mov    -0x8(%rbp),%rdi
lea    0xebf(%rip),%rsi
call   1030 <string_ends_with@plt>
mov    %rax,%rcx
mov    $0x1,%al
cmp    $0x0,%rcx
mov    %al,-0x9(%rbp)
jne    11be <check_is_unit_filename+0xae>
mov    -0x8(%rbp),%rdi
lea    0xea6(%rip),%rsi
call   1030 <string_ends_with@plt>
mov    %rax,%rcx
mov    $0x1,%al
cmp    $0x0,%rcx
mov    %al,-0x9(%rbp)
jne    11be <check_is_unit_filename+0xae>
mov    -0x8(%rbp),%rdi
lea    0xe8f(%rip),%rsi
call   1030 <string_ends_with@plt>
mov    %rax,%rcx
mov    $0x1,%al
cmp    $0x0,%rcx
mov    %al,-0x9(%rbp)
jne    11be <check_is_unit_filename+0xae>
mov    -0x8(%rbp),%rdi
lea    0xe74(%rip),%rsi
call   1030 <string_ends_with@plt>
cmp    $0x0,%rax
setne  %al
mov    %al,-0x9(%rbp)
mov    -0x9(%rbp),%al
and    $0x1,%al
movzbl %al,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<check_is_unit_filename>:
push   %rbp
push   %rbx
push   %rax
mov    %rdi,%rbx
lea    0xee3(%rip),%rsi
call   1030 <string_ends_with@plt>
mov    $0x1,%ebp
test   %rax,%rax
jne    1180 <check_is_unit_filename+0x70>
lea    0xed5(%rip),%rsi
mov    %rbx,%rdi
call   1030 <string_ends_with@plt>
test   %rax,%rax
jne    1180 <check_is_unit_filename+0x70>
lea    0xeca(%rip),%rsi
mov    %rbx,%rdi
call   1030 <string_ends_with@plt>
test   %rax,%rax
jne    1180 <check_is_unit_filename+0x70>
lea    0xec1(%rip),%rsi
mov    %rbx,%rdi
call   1030 <string_ends_with@plt>
test   %rax,%rax
jne    1180 <check_is_unit_filename+0x70>
lea    0xeb4(%rip),%rsi
mov    %rbx,%rdi
call   1030 <string_ends_with@plt>
xor    %ebp,%ebp
test   %rax,%rax
setne  %bpl
mov    %ebp,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@.str = [8 x i8] c".target\00"
@.str.1 = [9 x i8] c".service\00"
@.str.2 = [11 x i8] c".interface\00"
@.str.3 = [7 x i8] c".route\00"
@.str.4 = [7 x i8] c".mount\00"
define i32 @check_is_unit_filename(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i8*, i8** %2
%4 = call i64 @string_ends_with(i8* %3, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%5 = icmp ne i64 %4, 0
br i1 %5, label %22, label %6
6: ; preds = %1
%7 = load i8*, i8** %2
%8 = call i64 @string_ends_with(i8* %7, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.1, i64 0, i64 0))
%9 = icmp ne i64 %8, 0
br i1 %9, label %22, label %10
10: ; preds = %6
%11 = load i8*, i8** %2
%12 = call i64 @string_ends_with(i8* %11, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.2, i64 0, i64 0))
%13 = icmp ne i64 %12, 0
br i1 %13, label %22, label %14
14: ; preds = %10
%15 = load i8*, i8** %2
%16 = call i64 @string_ends_with(i8* %15, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.3, i64 0, i64 0))
%17 = icmp ne i64 %16, 0
br i1 %17, label %22, label %18
18: ; preds = %14
%19 = load i8*, i8** %2
%20 = call i64 @string_ends_with(i8* %19, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.4, i64 0, i64 0))
%21 = icmp ne i64 %20, 0
br label %22
22: ; preds = %18, %14, %10, %6, %1
%23 = phi i1 [ true, %14 ], [ true, %10 ], [ true, %6 ], [ true, %1 ], [ %21, %18 ]
%24 = zext i1 %23 to i32
ret i32 %24
}

LLVM IR (-O2):
@.str = [8 x i8] c".target\00"
@.str.1 = [9 x i8] c".service\00"
@.str.2 = [11 x i8] c".interface\00"
@.str.3 = [7 x i8] c".route\00"
@.str.4 = [7 x i8] c".mount\00"
define i32 @check_is_unit_filename(i8* %0) {
%2 = tail call i64 @string_ends_with(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%3 = icmp eq i64 %2, 0
br i1 %3, label %4, label %17
4: ; preds = %1
%5 = tail call i64 @string_ends_with(i8* %0, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.1, i64 0, i64 0))
%6 = icmp eq i64 %5, 0
br i1 %6, label %7, label %17
7: ; preds = %4
%8 = tail call i64 @string_ends_with(i8* %0, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.2, i64 0, i64 0))
%9 = icmp eq i64 %8, 0
br i1 %9, label %10, label %17
10: ; preds = %7
%11 = tail call i64 @string_ends_with(i8* %0, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.3, i64 0, i64 0))
%12 = icmp eq i64 %11, 0
br i1 %12, label %13, label %17
13: ; preds = %10
%14 = tail call i64 @string_ends_with(i8* %0, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.4, i64 0, i64 0))
%15 = icmp ne i64 %14, 0
%16 = zext i1 %15 to i32
br label %17
17: ; preds = %13, %10, %7, %4, %1
%18 = phi i32 [ 1, %10 ], [ 1, %7 ], [ 1, %4 ], [ 1, %1 ], [ %16, %13 ]
ret i32 %18
}