#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*/ stricmp1(char *, char *);
int isindexfile(char *name) {
  if (!stricmp1(name, "00index.txt"))
    return 1;
  if (!stricmp1(name, "00_index.txt"))
    return 1;
  if (!stricmp1(name, "00index"))
    return 1;
  if (!stricmp1(name, "00-index"))
    return 1;
  if (!stricmp1(name, "index.txt"))
    return 1;
  if (!stricmp1(name, "files.bbs"))
    return 1;
  if (!stricmp1(name, "descript.ion"))
    return 1;
  if (!stricmp1(name, "index"))
    return 1;
  if (!stricmp1(name, "!index"))
    return 1;
  return 0;
}


x86 assembly (clang, -O0):
<isindexfile>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
lea    0xed9(%rip),%rsi
call   1030 <stricmp1@plt>
cmp    $0x0,%eax
jne    1141 <isindexfile+0x31>
movl   $0x1,-0x4(%rbp)
jmp    1270 <isindexfile+0x160>
mov    -0x10(%rbp),%rdi
lea    0xec0(%rip),%rsi
call   1030 <stricmp1@plt>
cmp    $0x0,%eax
jne    1166 <isindexfile+0x56>
movl   $0x1,-0x4(%rbp)
jmp    1270 <isindexfile+0x160>
mov    -0x10(%rbp),%rdi
lea    0xea8(%rip),%rsi
call   1030 <stricmp1@plt>
cmp    $0x0,%eax
jne    118b <isindexfile+0x7b>
movl   $0x1,-0x4(%rbp)
jmp    1270 <isindexfile+0x160>
mov    -0x10(%rbp),%rdi
lea    0xe8b(%rip),%rsi
call   1030 <stricmp1@plt>
cmp    $0x0,%eax
jne    11b0 <isindexfile+0xa0>
movl   $0x1,-0x4(%rbp)
jmp    1270 <isindexfile+0x160>
mov    -0x10(%rbp),%rdi
lea    0xe47(%rip),%rsi
call   1030 <stricmp1@plt>
cmp    $0x0,%eax
jne    11d5 <isindexfile+0xc5>
movl   $0x1,-0x4(%rbp)
jmp    1270 <isindexfile+0x160>
mov    -0x10(%rbp),%rdi
lea    0xe4a(%rip),%rsi
call   1030 <stricmp1@plt>
cmp    $0x0,%eax
jne    11fa <isindexfile+0xea>
movl   $0x1,-0x4(%rbp)
jmp    1270 <isindexfile+0x160>
mov    -0x10(%rbp),%rdi
lea    0xe2f(%rip),%rsi
call   1030 <stricmp1@plt>
cmp    $0x0,%eax
jne    121f <isindexfile+0x10f>
movl   $0x1,-0x4(%rbp)
jmp    1270 <isindexfile+0x160>
mov    -0x10(%rbp),%rdi
lea    0xe18(%rip),%rsi
call   1030 <stricmp1@plt>
cmp    $0x0,%eax
jne    1244 <isindexfile+0x134>
movl   $0x1,-0x4(%rbp)
jmp    1270 <isindexfile+0x160>
mov    -0x10(%rbp),%rdi
lea    0xdf2(%rip),%rsi
call   1030 <stricmp1@plt>
cmp    $0x0,%eax
jne    1269 <isindexfile+0x159>
movl   $0x1,-0x4(%rbp)
jmp    1270 <isindexfile+0x160>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<isindexfile>:
push   %rbp
push   %rbx
push   %rax
mov    %rdi,%rbx
lea    0xee3(%rip),%rsi
call   1030 <stricmp1@plt>
mov    $0x1,%ebp
test   %eax,%eax
je     11cf <isindexfile+0xbf>
lea    0xed6(%rip),%rsi
mov    %rbx,%rdi
call   1030 <stricmp1@plt>
test   %eax,%eax
je     11cf <isindexfile+0xbf>
lea    0xecc(%rip),%rsi
mov    %rbx,%rdi
call   1030 <stricmp1@plt>
test   %eax,%eax
je     11cf <isindexfile+0xbf>
lea    0xec1(%rip),%rsi
mov    %rbx,%rdi
call   1030 <stricmp1@plt>
test   %eax,%eax
je     11cf <isindexfile+0xbf>
lea    0xe8f(%rip),%rsi
mov    %rbx,%rdi
call   1030 <stricmp1@plt>
test   %eax,%eax
je     11cf <isindexfile+0xbf>
lea    0xea4(%rip),%rsi
mov    %rbx,%rdi
call   1030 <stricmp1@plt>
test   %eax,%eax
je     11cf <isindexfile+0xbf>
lea    0xe9b(%rip),%rsi
mov    %rbx,%rdi
call   1030 <stricmp1@plt>
test   %eax,%eax
je     11cf <isindexfile+0xbf>
lea    0xe96(%rip),%rsi
mov    %rbx,%rdi
call   1030 <stricmp1@plt>
test   %eax,%eax
je     11cf <isindexfile+0xbf>
lea    0xe82(%rip),%rsi
mov    %rbx,%rdi
call   1030 <stricmp1@plt>
xor    %ebp,%ebp
test   %eax,%eax
sete   %bpl
mov    %ebp,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@.str = [12 x i8] c"00index.txt\00"
@.str.1 = [13 x i8] c"00_index.txt\00"
@.str.2 = [8 x i8] c"00index\00"
@.str.3 = [9 x i8] c"00-index\00"
@.str.4 = [10 x i8] c"index.txt\00"
@.str.5 = [10 x i8] c"files.bbs\00"
@.str.6 = [13 x i8] c"descript.ion\00"
@.str.7 = [6 x i8] c"index\00"
@.str.8 = [7 x i8] c"!index\00"
define i32 @isindexfile(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
store i8* %0, i8** %3
%4 = load i8*, i8** %3
%5 = call i32 @stricmp1(i8* %4, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0))
%6 = icmp ne i32 %5, 0
br i1 %6, label %8, label %7
7: ; preds = %1
store i32 1, i32* %2
br label %49
8: ; preds = %1
%9 = load i8*, i8** %3
%10 = call i32 @stricmp1(i8* %9, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0))
%11 = icmp ne i32 %10, 0
br i1 %11, label %13, label %12
12: ; preds = %8
store i32 1, i32* %2
br label %49
13: ; preds = %8
%14 = load i8*, i8** %3
%15 = call i32 @stricmp1(i8* %14, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0))
%16 = icmp ne i32 %15, 0
br i1 %16, label %18, label %17
17: ; preds = %13
store i32 1, i32* %2
br label %49
18: ; preds = %13
%19 = load i8*, i8** %3
%20 = call i32 @stricmp1(i8* %19, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.3, i64 0, i64 0))
%21 = icmp ne i32 %20, 0
br i1 %21, label %23, label %22
22: ; preds = %18
store i32 1, i32* %2
br label %49
23: ; preds = %18
%24 = load i8*, i8** %3
%25 = call i32 @stricmp1(i8* %24, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.4, i64 0, i64 0))
%26 = icmp ne i32 %25, 0
br i1 %26, label %28, label %27
27: ; preds = %23
store i32 1, i32* %2
br label %49
28: ; preds = %23
%29 = load i8*, i8** %3
%30 = call i32 @stricmp1(i8* %29, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.5, i64 0, i64 0))
%31 = icmp ne i32 %30, 0
br i1 %31, label %33, label %32
32: ; preds = %28
store i32 1, i32* %2
br label %49
33: ; preds = %28
%34 = load i8*, i8** %3
%35 = call i32 @stricmp1(i8* %34, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.6, i64 0, i64 0))
%36 = icmp ne i32 %35, 0
br i1 %36, label %38, label %37
37: ; preds = %33
store i32 1, i32* %2
br label %49
38: ; preds = %33
%39 = load i8*, i8** %3
%40 = call i32 @stricmp1(i8* %39, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.7, i64 0, i64 0))
%41 = icmp ne i32 %40, 0
br i1 %41, label %43, label %42
42: ; preds = %38
store i32 1, i32* %2
br label %49
43: ; preds = %38
%44 = load i8*, i8** %3
%45 = call i32 @stricmp1(i8* %44, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.8, i64 0, i64 0))
%46 = icmp ne i32 %45, 0
br i1 %46, label %48, label %47
47: ; preds = %43
store i32 1, i32* %2
br label %49
48: ; preds = %43
store i32 0, i32* %2
br label %49
49: ; preds = %48, %47, %42, %37, %32, %27, %22, %17, %12, %7
%50 = load i32, i32* %2
ret i32 %50
}

LLVM IR (-O2):
@.str = [12 x i8] c"00index.txt\00"
@.str.1 = [13 x i8] c"00_index.txt\00"
@.str.2 = [8 x i8] c"00index\00"
@.str.3 = [9 x i8] c"00-index\00"
@.str.4 = [10 x i8] c"index.txt\00"
@.str.5 = [10 x i8] c"files.bbs\00"
@.str.6 = [13 x i8] c"descript.ion\00"
@.str.7 = [6 x i8] c"index\00"
@.str.8 = [7 x i8] c"!index\00"
define i32 @isindexfile(i8* %0) {
%2 = tail call i32 @stricmp1(i8* %0, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0))
%3 = icmp eq i32 %2, 0
br i1 %3, label %29, label %4
4: ; preds = %1
%5 = tail call i32 @stricmp1(i8* %0, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0))
%6 = icmp eq i32 %5, 0
br i1 %6, label %29, label %7
7: ; preds = %4
%8 = tail call i32 @stricmp1(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0))
%9 = icmp eq i32 %8, 0
br i1 %9, label %29, label %10
10: ; preds = %7
%11 = tail call i32 @stricmp1(i8* %0, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.3, i64 0, i64 0))
%12 = icmp eq i32 %11, 0
br i1 %12, label %29, label %13
13: ; preds = %10
%14 = tail call i32 @stricmp1(i8* %0, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.4, i64 0, i64 0))
%15 = icmp eq i32 %14, 0
br i1 %15, label %29, label %16
16: ; preds = %13
%17 = tail call i32 @stricmp1(i8* %0, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.5, i64 0, i64 0))
%18 = icmp eq i32 %17, 0
br i1 %18, label %29, label %19
19: ; preds = %16
%20 = tail call i32 @stricmp1(i8* %0, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.6, i64 0, i64 0))
%21 = icmp eq i32 %20, 0
br i1 %21, label %29, label %22
22: ; preds = %19
%23 = tail call i32 @stricmp1(i8* %0, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.7, i64 0, i64 0))
%24 = icmp eq i32 %23, 0
br i1 %24, label %29, label %25
25: ; preds = %22
%26 = tail call i32 @stricmp1(i8* %0, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.8, i64 0, i64 0))
%27 = icmp eq i32 %26, 0
%28 = zext i1 %27 to i32
br label %29
29: ; preds = %25, %22, %19, %16, %13, %10, %7, %4, %1
%30 = phi i32 [ 1, %1 ], [ 1, %4 ], [ 1, %7 ], [ 1, %10 ], [ 1, %13 ], [ 1, %16 ], [ 1, %19 ], [ 1, %22 ], [ %28, %25 ]
ret i32 %30
}