#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__ STREQ(char const *, char *, char, char, char, char, char, char,
                 int /*<<< orphan*/, int /*<<< orphan*/, int /*<<< orphan*/);
int is_cjk_encoding(const char *encoding) {
  if (0 || STREQ(encoding, "EUC-JP", 'E', 'U', 'C', '-', 'J', 'P', 0, 0, 0) ||
      STREQ(encoding, "GB2312", 'G', 'B', '2', '3', '1', '2', 0, 0, 0) ||
      STREQ(encoding, "GBK", 'G', 'B', 'K', 0, 0, 0, 0, 0, 0) ||
      STREQ(encoding, "EUC-TW", 'E', 'U', 'C', '-', 'T', 'W', 0, 0, 0) ||
      STREQ(encoding, "BIG5", 'B', 'I', 'G', '5', 0, 0, 0, 0, 0) ||
      STREQ(encoding, "EUC-KR", 'E', 'U', 'C', '-', 'K', 'R', 0, 0, 0) ||
      STREQ(encoding, "CP949", 'C', 'P', '9', '4', '9', 0, 0, 0, 0) ||
      STREQ(encoding, "JOHAB", 'J', 'O', 'H', 'A', 'B', 0, 0, 0, 0))
    return 1;
  return 0;
}


x86 assembly (clang, -O0):
<is_cjk_encoding>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
lea    0xed9(%rip),%rsi
mov    $0x45,%edx
mov    $0x55,%ecx
mov    $0x43,%r8d
mov    $0x2d,%r9d
xor    %eax,%eax
movl   $0x4a,(%rsp)
movl   $0x50,0x8(%rsp)
movl   $0x0,0x10(%rsp)
movl   $0x0,0x18(%rsp)
movl   $0x0,0x20(%rsp)
call   1030 <STREQ@plt>
cmp    $0x0,%rax
jne    13df <is_cjk_encoding+0x2cf>
mov    -0x10(%rbp),%rdi
lea    0xe87(%rip),%rsi
mov    $0x47,%edx
mov    $0x42,%ecx
mov    $0x32,%r8d
mov    $0x33,%r9d
xor    %eax,%eax
movl   $0x31,(%rsp)
movl   $0x32,0x8(%rsp)
movl   $0x0,0x10(%rsp)
movl   $0x0,0x18(%rsp)
movl   $0x0,0x20(%rsp)
call   1030 <STREQ@plt>
cmp    $0x0,%rax
jne    13df <is_cjk_encoding+0x2cf>
mov    -0x10(%rbp),%rdi
lea    0xe35(%rip),%rsi
mov    $0x47,%edx
mov    $0x42,%ecx
mov    $0x4b,%r8d
xor    %r9d,%r9d
movl   $0x0,(%rsp)
movl   $0x0,0x8(%rsp)
movl   $0x0,0x10(%rsp)
movl   $0x0,0x18(%rsp)
movl   $0x0,0x20(%rsp)
call   1030 <STREQ@plt>
cmp    $0x0,%rax
jne    13df <is_cjk_encoding+0x2cf>
mov    -0x10(%rbp),%rdi
lea    0xde5(%rip),%rsi
mov    $0x45,%edx
mov    $0x55,%ecx
mov    $0x43,%r8d
mov    $0x2d,%r9d
xor    %eax,%eax
movl   $0x54,(%rsp)
movl   $0x57,0x8(%rsp)
movl   $0x0,0x10(%rsp)
movl   $0x0,0x18(%rsp)
movl   $0x0,0x20(%rsp)
call   1030 <STREQ@plt>
cmp    $0x0,%rax
jne    13df <is_cjk_encoding+0x2cf>
mov    -0x10(%rbp),%rdi
lea    0xd93(%rip),%rsi
mov    $0x42,%edx
mov    $0x49,%ecx
mov    $0x47,%r8d
mov    $0x35,%r9d
xor    %eax,%eax
movl   $0x0,(%rsp)
movl   $0x0,0x8(%rsp)
movl   $0x0,0x10(%rsp)
movl   $0x0,0x18(%rsp)
movl   $0x0,0x20(%rsp)
call   1030 <STREQ@plt>
cmp    $0x0,%rax
jne    13df <is_cjk_encoding+0x2cf>
mov    -0x10(%rbp),%rdi
lea    0xd3f(%rip),%rsi
mov    $0x45,%edx
mov    $0x55,%ecx
mov    $0x43,%r8d
mov    $0x2d,%r9d
xor    %eax,%eax
movl   $0x4b,(%rsp)
movl   $0x52,0x8(%rsp)
movl   $0x0,0x10(%rsp)
movl   $0x0,0x18(%rsp)
movl   $0x0,0x20(%rsp)
call   1030 <STREQ@plt>
cmp    $0x0,%rax
jne    13df <is_cjk_encoding+0x2cf>
mov    -0x10(%rbp),%rdi
lea    0xced(%rip),%rsi
mov    $0x43,%edx
mov    $0x50,%ecx
mov    $0x39,%r8d
mov    $0x34,%r9d
xor    %eax,%eax
movl   $0x39,(%rsp)
movl   $0x0,0x8(%rsp)
movl   $0x0,0x10(%rsp)
movl   $0x0,0x18(%rsp)
movl   $0x0,0x20(%rsp)
call   1030 <STREQ@plt>
cmp    $0x0,%rax
jne    13df <is_cjk_encoding+0x2cf>
mov    -0x10(%rbp),%rdi
lea    0xc9a(%rip),%rsi
mov    $0x4a,%edx
mov    $0x4f,%ecx
mov    $0x48,%r8d
mov    $0x41,%r9d
xor    %eax,%eax
movl   $0x42,(%rsp)
movl   $0x0,0x8(%rsp)
movl   $0x0,0x10(%rsp)
movl   $0x0,0x18(%rsp)
movl   $0x0,0x20(%rsp)
call   1030 <STREQ@plt>
cmp    $0x0,%rax
je     13eb <is_cjk_encoding+0x2db>
movl   $0x1,-0x4(%rbp)
jmp    13f2 <is_cjk_encoding+0x2e2>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<is_cjk_encoding>:
push   %rbp
push   %rbx
push   %rax
mov    %rdi,%rbx
sub    $0x8,%rsp
lea    0xedf(%rip),%rsi
mov    $0x45,%edx
mov    $0x55,%ecx
mov    $0x43,%r8d
mov    $0x2d,%r9d
push   $0x0
push   $0x0
push   $0x0
push   $0x50
push   $0x4a
call   1030 <STREQ@plt>
add    $0x30,%rsp
mov    $0x1,%ebp
test   %rax,%rax
jne    130d <is_cjk_encoding+0x1fd>
sub    $0x8,%rsp
lea    0xea4(%rip),%rsi
mov    %rbx,%rdi
mov    $0x47,%edx
mov    $0x42,%ecx
mov    $0x32,%r8d
mov    $0x33,%r9d
push   $0x0
push   $0x0
push   $0x0
push   $0x32
push   $0x31
call   1030 <STREQ@plt>
add    $0x30,%rsp
test   %rax,%rax
jne    130d <is_cjk_encoding+0x1fd>
sub    $0x8,%rsp
lea    0xe6b(%rip),%rsi
mov    %rbx,%rdi
mov    $0x47,%edx
mov    $0x42,%ecx
mov    $0x4b,%r8d
xor    %r9d,%r9d
push   $0x0
push   $0x0
push   $0x0
push   $0x0
push   $0x0
call   1030 <STREQ@plt>
add    $0x30,%rsp
test   %rax,%rax
jne    130d <is_cjk_encoding+0x1fd>
sub    $0x8,%rsp
lea    0xe32(%rip),%rsi
mov    %rbx,%rdi
mov    $0x45,%edx
mov    $0x55,%ecx
mov    $0x43,%r8d
mov    $0x2d,%r9d
push   $0x0
push   $0x0
push   $0x0
push   $0x57
push   $0x54
call   1030 <STREQ@plt>
add    $0x30,%rsp
test   %rax,%rax
jne    130d <is_cjk_encoding+0x1fd>
sub    $0x8,%rsp
lea    0xdf9(%rip),%rsi
mov    %rbx,%rdi
mov    $0x42,%edx
mov    $0x49,%ecx
mov    $0x47,%r8d
mov    $0x35,%r9d
push   $0x0
push   $0x0
push   $0x0
push   $0x0
push   $0x0
call   1030 <STREQ@plt>
add    $0x30,%rsp
test   %rax,%rax
jne    130d <is_cjk_encoding+0x1fd>
sub    $0x8,%rsp
lea    0xdbe(%rip),%rsi
mov    %rbx,%rdi
mov    $0x45,%edx
mov    $0x55,%ecx
mov    $0x43,%r8d
mov    $0x2d,%r9d
push   $0x0
push   $0x0
push   $0x0
push   $0x52
push   $0x4b
call   1030 <STREQ@plt>
add    $0x30,%rsp
test   %rax,%rax
jne    130d <is_cjk_encoding+0x1fd>
sub    $0x8,%rsp
lea    0xd89(%rip),%rsi
mov    %rbx,%rdi
mov    $0x43,%edx
mov    $0x50,%ecx
mov    $0x39,%r8d
mov    $0x34,%r9d
push   $0x0
push   $0x0
push   $0x0
push   $0x0
push   $0x39
call   1030 <STREQ@plt>
add    $0x30,%rsp
test   %rax,%rax
jne    130d <is_cjk_encoding+0x1fd>
sub    $0x8,%rsp
lea    0xd53(%rip),%rsi
mov    %rbx,%rdi
mov    $0x4a,%edx
mov    $0x4f,%ecx
mov    $0x48,%r8d
mov    $0x41,%r9d
push   $0x0
push   $0x0
push   $0x0
push   $0x0
push   $0x42
call   1030 <STREQ@plt>
add    $0x30,%rsp
xor    %ebp,%ebp
test   %rax,%rax
setne  %bpl
mov    %ebp,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@.str = [7 x i8] c"EUC-JP\00"
@.str.1 = [7 x i8] c"GB2312\00"
@.str.2 = [4 x i8] c"GBK\00"
@.str.3 = [7 x i8] c"EUC-TW\00"
@.str.4 = [5 x i8] c"BIG5\00"
@.str.5 = [7 x i8] c"EUC-KR\00"
@.str.6 = [6 x i8] c"CP949\00"
@.str.7 = [6 x i8] c"JOHAB\00"
define i32 @is_cjk_encoding(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
store i8* %0, i8** %3
%4 = load i8*, i8** %3
%5 = call i64 @STREQ(i8* %4, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i64 0, i64 0), i8 signext 69, i8 signext 85, i8 signext 67, i8 signext 45, i8 signext 74, i8 signext 80, i32 0, i32 0, i32 0)
%6 = icmp ne i64 %5, 0
br i1 %6, label %35, label %7
7: ; preds = %1
%8 = load i8*, i8** %3
%9 = call i64 @STREQ(i8* %8, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i8 signext 71, i8 signext 66, i8 signext 50, i8 signext 51, i8 signext 49, i8 signext 50, i32 0, i32 0, i32 0)
%10 = icmp ne i64 %9, 0
br i1 %10, label %35, label %11
11: ; preds = %7
%12 = load i8*, i8** %3
%13 = call i64 @STREQ(i8* %12, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i8 signext 71, i8 signext 66, i8 signext 75, i8 signext 0, i8 signext 0, i8 signext 0, i32 0, i32 0, i32 0)
%14 = icmp ne i64 %13, 0
br i1 %14, label %35, label %15
15: ; preds = %11
%16 = load i8*, i8** %3
%17 = call i64 @STREQ(i8* %16, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.3, i64 0, i64 0), i8 signext 69, i8 signext 85, i8 signext 67, i8 signext 45, i8 signext 84, i8 signext 87, i32 0, i32 0, i32 0)
%18 = icmp ne i64 %17, 0
br i1 %18, label %35, label %19
19: ; preds = %15
%20 = load i8*, i8** %3
%21 = call i64 @STREQ(i8* %20, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.4, i64 0, i64 0), i8 signext 66, i8 signext 73, i8 signext 71, i8 signext 53, i8 signext 0, i8 signext 0, i32 0, i32 0, i32 0)
%22 = icmp ne i64 %21, 0
br i1 %22, label %35, label %23
23: ; preds = %19
%24 = load i8*, i8** %3
%25 = call i64 @STREQ(i8* %24, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.5, i64 0, i64 0), i8 signext 69, i8 signext 85, i8 signext 67, i8 signext 45, i8 signext 75, i8 signext 82, i32 0, i32 0, i32 0)
%26 = icmp ne i64 %25, 0
br i1 %26, label %35, label %27
27: ; preds = %23
%28 = load i8*, i8** %3
%29 = call i64 @STREQ(i8* %28, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.6, i64 0, i64 0), i8 signext 67, i8 signext 80, i8 signext 57, i8 signext 52, i8 signext 57, i8 signext 0, i32 0, i32 0, i32 0)
%30 = icmp ne i64 %29, 0
br i1 %30, label %35, label %31
31: ; preds = %27
%32 = load i8*, i8** %3
%33 = call i64 @STREQ(i8* %32, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.7, i64 0, i64 0), i8 signext 74, i8 signext 79, i8 signext 72, i8 signext 65, i8 signext 66, i8 signext 0, i32 0, i32 0, i32 0)
%34 = icmp ne i64 %33, 0
br i1 %34, label %35, label %36
35: ; preds = %31, %27, %23, %19, %15, %11, %7, %1
store i32 1, i32* %2
br label %37
36: ; preds = %31
store i32 0, i32* %2
br label %37
37: ; preds = %36, %35
%38 = load i32, i32* %2
ret i32 %38
}

LLVM IR (-O2):
@.str = [7 x i8] c"EUC-JP\00"
@.str.1 = [7 x i8] c"GB2312\00"
@.str.2 = [4 x i8] c"GBK\00"
@.str.3 = [7 x i8] c"EUC-TW\00"
@.str.4 = [5 x i8] c"BIG5\00"
@.str.5 = [7 x i8] c"EUC-KR\00"
@.str.6 = [6 x i8] c"CP949\00"
@.str.7 = [6 x i8] c"JOHAB\00"
define i32 @is_cjk_encoding(i8* %0) {
%2 = tail call i64 @STREQ(i8* %0, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i64 0, i64 0), i8 signext 69, i8 signext 85, i8 signext 67, i8 signext 45, i8 signext 74, i8 signext 80, i32 0, i32 0, i32 0)
%3 = icmp eq i64 %2, 0
br i1 %3, label %4, label %26
4: ; preds = %1
%5 = tail call i64 @STREQ(i8* %0, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i8 signext 71, i8 signext 66, i8 signext 50, i8 signext 51, i8 signext 49, i8 signext 50, i32 0, i32 0, i32 0)
%6 = icmp eq i64 %5, 0
br i1 %6, label %7, label %26
7: ; preds = %4
%8 = tail call i64 @STREQ(i8* %0, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i8 signext 71, i8 signext 66, i8 signext 75, i8 signext 0, i8 signext 0, i8 signext 0, i32 0, i32 0, i32 0)
%9 = icmp eq i64 %8, 0
br i1 %9, label %10, label %26
10: ; preds = %7
%11 = tail call i64 @STREQ(i8* %0, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.3, i64 0, i64 0), i8 signext 69, i8 signext 85, i8 signext 67, i8 signext 45, i8 signext 84, i8 signext 87, i32 0, i32 0, i32 0)
%12 = icmp eq i64 %11, 0
br i1 %12, label %13, label %26
13: ; preds = %10
%14 = tail call i64 @STREQ(i8* %0, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.4, i64 0, i64 0), i8 signext 66, i8 signext 73, i8 signext 71, i8 signext 53, i8 signext 0, i8 signext 0, i32 0, i32 0, i32 0)
%15 = icmp eq i64 %14, 0
br i1 %15, label %16, label %26
16: ; preds = %13
%17 = tail call i64 @STREQ(i8* %0, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.5, i64 0, i64 0), i8 signext 69, i8 signext 85, i8 signext 67, i8 signext 45, i8 signext 75, i8 signext 82, i32 0, i32 0, i32 0)
%18 = icmp eq i64 %17, 0
br i1 %18, label %19, label %26
19: ; preds = %16
%20 = tail call i64 @STREQ(i8* %0, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.6, i64 0, i64 0), i8 signext 67, i8 signext 80, i8 signext 57, i8 signext 52, i8 signext 57, i8 signext 0, i32 0, i32 0, i32 0)
%21 = icmp eq i64 %20, 0
br i1 %21, label %22, label %26
22: ; preds = %19
%23 = tail call i64 @STREQ(i8* %0, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.7, i64 0, i64 0), i8 signext 74, i8 signext 79, i8 signext 72, i8 signext 65, i8 signext 66, i8 signext 0, i32 0, i32 0, i32 0)
%24 = icmp ne i64 %23, 0
%25 = zext i1 %24 to i32
br label %26
26: ; preds = %22, %1, %4, %7, %10, %13, %16, %19
%27 = phi i32 [ 1, %19 ], [ 1, %16 ], [ 1, %13 ], [ 1, %10 ], [ 1, %7 ], [ 1, %4 ], [ 1, %1 ], [ %25, %22 ]
ret i32 %27
}