#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__ strcmp(char *, char *);
int strlen(char *);
int file_ext_is_good(char *_file_ext) {
  if (strlen(_file_ext) == 0 || strlen(_file_ext) > 4 ||
      strcmp(_file_ext, "html") == 0 || strcmp(_file_ext, "htm") == 0 ||
      strcmp(_file_ext, "xhtml") == 0 || strcmp(_file_ext, "xml") == 0 ||
      strcmp(_file_ext, "php") == 0 || strcmp(_file_ext, "txt") == 0 ||
      strcmp(_file_ext, "asp") == 0 || strcmp(_file_ext, "aspx") == 0 ||
      strcmp(_file_ext, "jsp") == 0 || strcmp(_file_ext, "jspx") == 0 ||
      strcmp(_file_ext, "do") == 0)
    return 1;
  else
    return 0;
}


x86 assembly (clang, -O0):
<file_ext_is_good>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
call   1030 <strlen@plt>
cmp    $0x0,%eax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
call   1030 <strlen@plt>
cmp    $0x4,%eax
jg     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xeaa(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xe8b(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xe75(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xe61(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xe4b(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xe35(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xe1f(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xe09(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xdf4(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xdde(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
je     126e <file_ext_is_good+0x14e>
mov    -0x10(%rbp),%rdi
lea    0xdc9(%rip),%rsi
call   1040 <strcmp@plt>
cmp    $0x0,%rax
jne    127a <file_ext_is_good+0x15a>
movl   $0x1,-0x4(%rbp)
jmp    1281 <file_ext_is_good+0x161>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<file_ext_is_good>:
push   %rbp
push   %rbx
push   %rax
mov    %rdi,%rbx
call   1030 <strlen@plt>
mov    $0x1,%ebp
test   %eax,%eax
je     1239 <file_ext_is_good+0x119>
mov    %rbx,%rdi
call   1030 <strlen@plt>
cmp    $0x4,%eax
jg     1239 <file_ext_is_good+0x119>
lea    0xeb5(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
test   %rax,%rax
je     1239 <file_ext_is_good+0x119>
lea    0xe98(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
test   %rax,%rax
je     1239 <file_ext_is_good+0x119>
lea    0xe84(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
test   %rax,%rax
je     1239 <file_ext_is_good+0x119>
lea    0xe72(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
test   %rax,%rax
je     1239 <file_ext_is_good+0x119>
lea    0xe5e(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
test   %rax,%rax
je     1239 <file_ext_is_good+0x119>
lea    0xe4e(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
test   %rax,%rax
je     1239 <file_ext_is_good+0x119>
lea    0xe3e(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
test   %rax,%rax
je     1239 <file_ext_is_good+0x119>
lea    0xe2e(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
test   %rax,%rax
je     1239 <file_ext_is_good+0x119>
lea    0xe1f(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
test   %rax,%rax
je     1239 <file_ext_is_good+0x119>
lea    0xe0f(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
test   %rax,%rax
je     1239 <file_ext_is_good+0x119>
lea    0xe00(%rip),%rsi
mov    %rbx,%rdi
call   1040 <strcmp@plt>
xor    %ebp,%ebp
test   %rax,%rax
sete   %bpl
mov    %ebp,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@.str = [5 x i8] c"html\00"
@.str.1 = [4 x i8] c"htm\00"
@.str.2 = [6 x i8] c"xhtml\00"
@.str.3 = [4 x i8] c"xml\00"
@.str.4 = [4 x i8] c"php\00"
@.str.5 = [4 x i8] c"txt\00"
@.str.6 = [4 x i8] c"asp\00"
@.str.7 = [5 x i8] c"aspx\00"
@.str.8 = [4 x i8] c"jsp\00"
@.str.9 = [5 x i8] c"jspx\00"
@.str.10 = [3 x i8] c"do\00"
define i32 @file_ext_is_good(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
store i8* %0, i8** %3
%4 = load i8*, i8** %3
%5 = call i32 @strlen(i8* %4)
%6 = icmp eq i32 %5, 0
br i1 %6, label %55, label %7
7: ; preds = %1
%8 = load i8*, i8** %3
%9 = call i32 @strlen(i8* %8)
%10 = icmp sgt i32 %9, 4
br i1 %10, label %55, label %11
11: ; preds = %7
%12 = load i8*, i8** %3
%13 = call i64 @strcmp(i8* %12, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0))
%14 = icmp eq i64 %13, 0
br i1 %14, label %55, label %15
15: ; preds = %11
%16 = load i8*, i8** %3
%17 = call i64 @strcmp(i8* %16, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0))
%18 = icmp eq i64 %17, 0
br i1 %18, label %55, label %19
19: ; preds = %15
%20 = load i8*, i8** %3
%21 = call i64 @strcmp(i8* %20, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0))
%22 = icmp eq i64 %21, 0
br i1 %22, label %55, label %23
23: ; preds = %19
%24 = load i8*, i8** %3
%25 = call i64 @strcmp(i8* %24, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0))
%26 = icmp eq i64 %25, 0
br i1 %26, label %55, label %27
27: ; preds = %23
%28 = load i8*, i8** %3
%29 = call i64 @strcmp(i8* %28, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0))
%30 = icmp eq i64 %29, 0
br i1 %30, label %55, label %31
31: ; preds = %27
%32 = load i8*, i8** %3
%33 = call i64 @strcmp(i8* %32, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.5, i64 0, i64 0))
%34 = icmp eq i64 %33, 0
br i1 %34, label %55, label %35
35: ; preds = %31
%36 = load i8*, i8** %3
%37 = call i64 @strcmp(i8* %36, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.6, i64 0, i64 0))
%38 = icmp eq i64 %37, 0
br i1 %38, label %55, label %39
39: ; preds = %35
%40 = load i8*, i8** %3
%41 = call i64 @strcmp(i8* %40, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.7, i64 0, i64 0))
%42 = icmp eq i64 %41, 0
br i1 %42, label %55, label %43
43: ; preds = %39
%44 = load i8*, i8** %3
%45 = call i64 @strcmp(i8* %44, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.8, i64 0, i64 0))
%46 = icmp eq i64 %45, 0
br i1 %46, label %55, label %47
47: ; preds = %43
%48 = load i8*, i8** %3
%49 = call i64 @strcmp(i8* %48, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.9, i64 0, i64 0))
%50 = icmp eq i64 %49, 0
br i1 %50, label %55, label %51
51: ; preds = %47
%52 = load i8*, i8** %3
%53 = call i64 @strcmp(i8* %52, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.10, i64 0, i64 0))
%54 = icmp eq i64 %53, 0
br i1 %54, label %55, label %56
55: ; preds = %51, %47, %43, %39, %35, %31, %27, %23, %19, %15, %11, %7, %1
store i32 1, i32* %2
br label %57
56: ; preds = %51
store i32 0, i32* %2
br label %57
57: ; preds = %56, %55
%58 = load i32, i32* %2
ret i32 %58
}

LLVM IR (-O2):
@.str = [5 x i8] c"html\00"
@.str.1 = [4 x i8] c"htm\00"
@.str.2 = [6 x i8] c"xhtml\00"
@.str.3 = [4 x i8] c"xml\00"
@.str.4 = [4 x i8] c"php\00"
@.str.5 = [4 x i8] c"txt\00"
@.str.6 = [4 x i8] c"asp\00"
@.str.7 = [5 x i8] c"aspx\00"
@.str.8 = [4 x i8] c"jsp\00"
@.str.9 = [5 x i8] c"jspx\00"
@.str.10 = [3 x i8] c"do\00"
define i32 @file_ext_is_good(i8* %0) {
%2 = tail call i32 @strlen(i8* %0)
%3 = icmp eq i32 %2, 0
br i1 %3, label %41, label %4
4: ; preds = %1
%5 = tail call i32 @strlen(i8* %0)
%6 = icmp sgt i32 %5, 4
br i1 %6, label %41, label %7
7: ; preds = %4
%8 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0))
%9 = icmp eq i64 %8, 0
br i1 %9, label %41, label %10
10: ; preds = %7
%11 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0))
%12 = icmp eq i64 %11, 0
br i1 %12, label %41, label %13
13: ; preds = %10
%14 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0))
%15 = icmp eq i64 %14, 0
br i1 %15, label %41, label %16
16: ; preds = %13
%17 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0))
%18 = icmp eq i64 %17, 0
br i1 %18, label %41, label %19
19: ; preds = %16
%20 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0))
%21 = icmp eq i64 %20, 0
br i1 %21, label %41, label %22
22: ; preds = %19
%23 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.5, i64 0, i64 0))
%24 = icmp eq i64 %23, 0
br i1 %24, label %41, label %25
25: ; preds = %22
%26 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.6, i64 0, i64 0))
%27 = icmp eq i64 %26, 0
br i1 %27, label %41, label %28
28: ; preds = %25
%29 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.7, i64 0, i64 0))
%30 = icmp eq i64 %29, 0
br i1 %30, label %41, label %31
31: ; preds = %28
%32 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.8, i64 0, i64 0))
%33 = icmp eq i64 %32, 0
br i1 %33, label %41, label %34
34: ; preds = %31
%35 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.9, i64 0, i64 0))
%36 = icmp eq i64 %35, 0
br i1 %36, label %41, label %37
37: ; preds = %34
%38 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.10, i64 0, i64 0))
%39 = icmp eq i64 %38, 0
%40 = zext i1 %39 to i32
br label %41
41: ; preds = %37, %1, %4, %7, %10, %13, %16, %19, %22, %25, %28, %31, %34
%42 = phi i32 [ 1, %34 ], [ 1, %31 ], [ 1, %28 ], [ 1, %25 ], [ 1, %22 ], [ 1, %19 ], [ 1, %16 ], [ 1, %13 ], [ 1, %10 ], [ 1, %7 ], [ 1, %4 ], [ 1, %1 ], [ %40, %37 ]
ret i32 %42
}