#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*/ O_RDWR;
int /*<<< orphan*/ close(int);
int /*<<< orphan*/ memset(unsigned char *, int /*<<< orphan*/, int);
int open(char *, int /*<<< orphan*/);
int /*<<< orphan*/ printf(char *, ...);
scalar_t__ read(int, unsigned char *, int);
scalar_t__ strcmp(char *, char *);
scalar_t__ strlen(char *);
scalar_t__ write(int, char *, scalar_t__);
int main(int argc, char *argv[]) {
  int fd;
  if (2 > argc) {
    printf("\033[1;31m"
           "[USER-PART-ERROR] input parameters are not enough\n"
           "\033[m");
    goto _HINT;
  }
  fd = open("/dev/tacobuf", O_RDWR);
  if (fd < 0) {
    printf("\033[1;31m"
           "[USER-PART-ERROR] open device tacobuf failed\n"
           "\033[m");
    printf("\033[1;32m"
           "[USER-PART] 1) maybe you should insert kernel module first\n"
           "\033[m");
    printf("\033[1;32m"
           "[USER-PART] 2) maybe you should use sudo to execute this program\n"
           "\033[m");
    return -1;
  }
  if (0 == strcmp(argv[1], "read")) {
    unsigned char _ubuf[128];
    memset(_ubuf, 0, 128);
    if (0 > read(fd, _ubuf, 128)) {
      printf("\033[1;31m"
             "[USER-PART-ERROR] read data from tacobuf failed\n"
             "\033[m");
      close(fd);
      return -1;
    }
    printf("\033[1;33m"
           "[USER-PART] read data : %s\n"
           "\033[m",
           _ubuf);
  } else if (0 == strcmp(argv[1], "write")) {
    if (3 > argc) {
      printf("\033[1;31m"
             "[USER-PART-ERROR] input parameters are not enough\n"
             "\033[m");
      goto _HINT;
    }
    if (0 > write(fd, argv[2], strlen(argv[2]) + 1)) {
      printf("\033[1;31m"
             "[USER-PART-ERROR] write data to tacobuf failed\n"
             "\033[m");
      close(fd);
      return -1;
    }
    printf("\033[1;33m"
           "[USER-PART] write data : %s\n"
           "\033[m",
           argv[2]);
  } else {
    goto _HINT;
  }
  close(fd);
  return 0;
_HINT:
  printf("\033[1;32m"
         "[USER-PART] action should be 'read' or 'write'\n"
         "\033[m");
  printf("\033[1;32m"
         "[USER-PART] sudo ./main read\n"
         "\033[m");
  printf("\033[1;32m"
         "[USER-PART] sudo ./main write 'your input string'\n"
         "\033[m");
  close(fd);
  return -1;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0xb0,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    $0x2,%eax
cmp    -0x8(%rbp),%eax
jle    11ba <main+0x3a>
lea    0xe52(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
jmp    138f <main+0x20f>
mov    0x2e27(%rip),%rax
mov    (%rax),%esi
lea    0xe73(%rip),%rdi
call   10a0 <open@plt>
mov    %eax,-0x14(%rbp)
cmpl   $0x0,-0x14(%rbp)
jge    1212 <main+0x92>
lea    0xe67(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xe91(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xec9(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    13c8 <main+0x248>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
lea    0xef3(%rip),%rsi
call   1090 <strcmp@plt>
mov    %rax,%rcx
xor    %eax,%eax
cmp    %rcx,%rax
jne    12a5 <main+0x125>
lea    -0xa0(%rbp),%rdi
xor    %esi,%esi
mov    $0x80,%edx
call   1060 <memset@plt>
mov    -0x14(%rbp),%edi
lea    -0xa0(%rbp),%rsi
mov    $0x80,%edx
call   1080 <read@plt>
mov    %rax,%rcx
xor    %eax,%eax
cmp    %rcx,%rax
jle    128b <main+0x10b>
lea    0xea9(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x14(%rbp),%edi
call   1070 <close@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    13c8 <main+0x248>
lea    -0xa0(%rbp),%rsi
lea    0xebb(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
jmp    137b <main+0x1fb>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
lea    0xec6(%rip),%rsi
call   1090 <strcmp@plt>
mov    %rax,%rcx
xor    %eax,%eax
cmp    %rcx,%rax
jne    1371 <main+0x1f1>
mov    $0x3,%eax
cmp    -0x8(%rbp),%eax
jle    12e8 <main+0x168>
lea    0xd24(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
jmp    138f <main+0x20f>
mov    -0x14(%rbp),%eax
mov    %eax,-0xac(%rbp)
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rax
mov    %rax,-0xa8(%rbp)
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rdi
call   1040 <strlen@plt>
mov    -0xac(%rbp),%edi
mov    -0xa8(%rbp),%rsi
mov    %rax,%rdx
add    $0x1,%rdx
call   1030 <write@plt>
mov    %rax,%rcx
xor    %eax,%eax
cmp    %rcx,%rax
jle    1356 <main+0x1d6>
lea    0xe45(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x14(%rbp),%edi
call   1070 <close@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    13c8 <main+0x248>
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rsi
lea    0xe55(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
jmp    1376 <main+0x1f6>
jmp    138f <main+0x20f>
jmp    137b <main+0x1fb>
mov    -0x14(%rbp),%edi
call   1070 <close@plt>
movl   $0x0,-0x4(%rbp)
jmp    13c8 <main+0x248>
lea    0xe4b(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xe77(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
lea    0xe91(%rip),%rdi
mov    $0x0,%al
call   1050 <printf@plt>
mov    -0x14(%rbp),%edi
call   1070 <close@plt>
movl   $0xffffffff,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0xb0,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r14
push   %rbx
sub    $0x80,%rsp
cmp    $0x2,%edi
jge    11d5 <main+0x55>
lea    0xe69(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0x103c(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0x1068(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0x1082(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    %r14d,%edi
call   1070 <close@plt>
jmp    128c <main+0x10c>
mov    %rsi,%rbx
mov    %edi,%ebp
mov    0x2e07(%rip),%rax
mov    (%rax),%esi
lea    0xe53(%rip),%rdi
call   10a0 <open@plt>
test   %eax,%eax
js     1262 <main+0xe2>
mov    %eax,%r14d
mov    0x8(%rbx),%rdi
lea    0xf13(%rip),%rsi
call   1090 <strcmp@plt>
test   %rax,%rax
je     129d <main+0x11d>
mov    0x8(%rbx),%rdi
lea    0xf60(%rip),%rsi
call   1090 <strcmp@plt>
test   %rax,%rax
jne    119e <main+0x1e>
cmp    $0x3,%ebp
jb     1190 <main+0x10>
mov    0x10(%rbx),%rbp
mov    %rbp,%rdi
call   1040 <strlen@plt>
lea    0x1(%rax),%rdx
mov    %r14d,%edi
mov    %rbp,%rsi
call   1030 <write@plt>
test   %rax,%rax
js     12ed <main+0x16d>
mov    0x10(%rbx),%rsi
lea    0xf5a(%rip),%rdi
jmp    12ce <main+0x14e>
lea    0xde1(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xe0b(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xe43(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    $0xffffffff,%eax
add    $0x80,%rsp
pop    %rbx
pop    %r14
pop    %rbp
ret
mov    %rsp,%rbx
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x80,%edx
call   1060 <memset@plt>
mov    %r14d,%edi
mov    %rbx,%rsi
mov    $0x80,%edx
call   1080 <read@plt>
test   %rax,%rax
js     12e1 <main+0x161>
lea    0xe89(%rip),%rdi
mov    %rsp,%rsi
xor    %eax,%eax
call   1050 <printf@plt>
mov    %r14d,%edi
call   1070 <close@plt>
xor    %eax,%eax
jmp    1291 <main+0x111>
lea    0xe31(%rip),%rdi
jmp    11c1 <main+0x41>
lea    0xe8c(%rip),%rdi
jmp    11c1 <main+0x41>

LLVM IR (-O0):
@.str = [61 x i8] c"\1B[1;31m[USER-PART-ERROR] input parameters are not enough\0A\1B[m\00"
@.str.1 = [13 x i8] c"/dev/tacobuf\00"
@O_RDWR = global i32 0
@.str.2 = [56 x i8] c"\1B[1;31m[USER-PART-ERROR] open device tacobuf failed\0A\1B[m\00"
@.str.3 = [70 x i8] c"\1B[1;32m[USER-PART] 1) maybe you should insert kernel module first\0A\1B[m\00"
@.str.4 = [76 x i8] c"\1B[1;32m[USER-PART] 2) maybe you should use sudo to execute this program\0A\1B[m\00"
@.str.5 = [5 x i8] c"read\00"
@.str.6 = [59 x i8] c"\1B[1;31m[USER-PART-ERROR] read data from tacobuf failed\0A\1B[m\00"
@.str.7 = [38 x i8] c"\1B[1;33m[USER-PART] read data : %s\0A\1B[m\00"
@.str.8 = [6 x i8] c"write\00"
@.str.9 = [58 x i8] c"\1B[1;31m[USER-PART-ERROR] write data to tacobuf failed\0A\1B[m\00"
@.str.10 = [39 x i8] c"\1B[1;33m[USER-PART] write data : %s\0A\1B[m\00"
@.str.11 = [58 x i8] c"\1B[1;32m[USER-PART] action should be 'read' or 'write'\0A\1B[m\00"
@.str.12 = [40 x i8] c"\1B[1;32m[USER-PART] sudo ./main read\0A\1B[m\00"
@.str.13 = [61 x i8] c"\1B[1;32m[USER-PART] sudo ./main write 'your input string'\0A\1B[m\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
%7 = alloca [128 x i8]
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%8 = load i32, i32* %4
%9 = icmp sgt i32 2, %8
br i1 %9, label %10, label %12
10: ; preds = %2
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str, i64 0, i64 0))
br label %78
12: ; preds = %2
%13 = load i32, i32* @O_RDWR
%14 = call i32 @open(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0), i32 %13)
store i32 %14, i32* %6
%15 = load i32, i32* %6
%16 = icmp slt i32 %15, 0
br i1 %16, label %17, label %21
17: ; preds = %12
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str.2, i64 0, i64 0))
%19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.3, i64 0, i64 0))
%20 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([76 x i8], [76 x i8]* @.str.4, i64 0, i64 0))
store i32 -1, i32* %3
br label %84
21: ; preds = %12
%22 = load i8**, i8*** %5
%23 = getelementptr inbounds i8*, i8** %22, i64 1
%24 = load i8*, i8** %23
%25 = call i64 @strcmp(i8* %24, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.5, i64 0, i64 0))
%26 = icmp eq i64 0, %25
br i1 %26, label %27, label %41
27: ; preds = %21
%28 = getelementptr inbounds [128 x i8], [128 x i8]* %7, i64 0, i64 0
%29 = call i32 @memset(i8* %28, i32 0, i32 128)
%30 = load i32, i32* %6
%31 = getelementptr inbounds [128 x i8], [128 x i8]* %7, i64 0, i64 0
%32 = call i64 @read(i32 %30, i8* %31, i32 128)
%33 = icmp sgt i64 0, %32
br i1 %33, label %34, label %38
34: ; preds = %27
%35 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.6, i64 0, i64 0))
%36 = load i32, i32* %6
%37 = call i32 @close(i32 %36)
store i32 -1, i32* %3
br label %84
38: ; preds = %27
%39 = getelementptr inbounds [128 x i8], [128 x i8]* %7, i64 0, i64 0
%40 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.7, i64 0, i64 0), i8* %39)
br label %75
41: ; preds = %21
%42 = load i8**, i8*** %5
%43 = getelementptr inbounds i8*, i8** %42, i64 1
%44 = load i8*, i8** %43
%45 = call i64 @strcmp(i8* %44, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.8, i64 0, i64 0))
%46 = icmp eq i64 0, %45
br i1 %46, label %47, label %73
47: ; preds = %41
%48 = load i32, i32* %4
%49 = icmp sgt i32 3, %48
br i1 %49, label %50, label %52
50: ; preds = %47
%51 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str, i64 0, i64 0))
br label %78
52: ; preds = %47
%53 = load i32, i32* %6
%54 = load i8**, i8*** %5
%55 = getelementptr inbounds i8*, i8** %54, i64 2
%56 = load i8*, i8** %55
%57 = load i8**, i8*** %5
%58 = getelementptr inbounds i8*, i8** %57, i64 2
%59 = load i8*, i8** %58
%60 = call i64 @strlen(i8* %59)
%61 = add nsw i64 %60, 1
%62 = call i64 @write(i32 %53, i8* %56, i64 %61)
%63 = icmp sgt i64 0, %62
br i1 %63, label %64, label %68
64: ; preds = %52
%65 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str.9, i64 0, i64 0))
%66 = load i32, i32* %6
%67 = call i32 @close(i32 %66)
store i32 -1, i32* %3
br label %84
68: ; preds = %52
%69 = load i8**, i8*** %5
%70 = getelementptr inbounds i8*, i8** %69, i64 2
%71 = load i8*, i8** %70
%72 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.10, i64 0, i64 0), i8* %71)
br label %74
73: ; preds = %41
br label %78
74: ; preds = %68
br label %75
75: ; preds = %74, %38
%76 = load i32, i32* %6
%77 = call i32 @close(i32 %76)
store i32 0, i32* %3
br label %84
78: ; preds = %73, %50, %10
%79 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str.11, i64 0, i64 0))
%80 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.12, i64 0, i64 0))
%81 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str.13, i64 0, i64 0))
%82 = load i32, i32* %6
%83 = call i32 @close(i32 %82)
store i32 -1, i32* %3
br label %84
84: ; preds = %78, %75, %64, %34, %17
%85 = load i32, i32* %3
ret i32 %85
}

LLVM IR (-O2):
@.str = [61 x i8] c"\1B[1;31m[USER-PART-ERROR] input parameters are not enough\0A\1B[m\00"
@.str.1 = [13 x i8] c"/dev/tacobuf\00"
@O_RDWR = global i32 0
@.str.2 = [56 x i8] c"\1B[1;31m[USER-PART-ERROR] open device tacobuf failed\0A\1B[m\00"
@.str.3 = [70 x i8] c"\1B[1;32m[USER-PART] 1) maybe you should insert kernel module first\0A\1B[m\00"
@.str.4 = [76 x i8] c"\1B[1;32m[USER-PART] 2) maybe you should use sudo to execute this program\0A\1B[m\00"
@.str.5 = [5 x i8] c"read\00"
@.str.6 = [59 x i8] c"\1B[1;31m[USER-PART-ERROR] read data from tacobuf failed\0A\1B[m\00"
@.str.7 = [38 x i8] c"\1B[1;33m[USER-PART] read data : %s\0A\1B[m\00"
@.str.8 = [6 x i8] c"write\00"
@.str.9 = [58 x i8] c"\1B[1;31m[USER-PART-ERROR] write data to tacobuf failed\0A\1B[m\00"
@.str.10 = [39 x i8] c"\1B[1;33m[USER-PART] write data : %s\0A\1B[m\00"
@.str.11 = [58 x i8] c"\1B[1;32m[USER-PART] action should be 'read' or 'write'\0A\1B[m\00"
@.str.12 = [40 x i8] c"\1B[1;32m[USER-PART] sudo ./main read\0A\1B[m\00"
@.str.13 = [61 x i8] c"\1B[1;32m[USER-PART] sudo ./main write 'your input string'\0A\1B[m\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = alloca [128 x i8]
%4 = icmp slt i32 %0, 2
br i1 %4, label %49, label %5
5: ; preds = %2
%6 = load i32, i32* @O_RDWR
%7 = tail call i32 @open(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0), i32 %6)
%8 = icmp slt i32 %7, 0
br i1 %8, label %9, label %13
9: ; preds = %5
%10 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([56 x i8], [56 x i8]* @.str.2, i64 0, i64 0))
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([70 x i8], [70 x i8]* @.str.3, i64 0, i64 0))
%12 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([76 x i8], [76 x i8]* @.str.4, i64 0, i64 0))
br label %58
13: ; preds = %5
%14 = getelementptr inbounds i8*, i8** %1, i64 1
%15 = load i8*, i8** %14
%16 = tail call i64 @strcmp(i8* %15, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.5, i64 0, i64 0))
%17 = icmp eq i64 %16, 0
br i1 %17, label %18, label %28
18: ; preds = %13
%19 = getelementptr inbounds [128 x i8], [128 x i8]* %3, i64 0, i64 0
%20 = call i32 @memset(i8* %19, i32 0, i32 128)
%21 = call i64 @read(i32 %7, i8* %19, i32 128)
%22 = icmp slt i64 %21, 0
br i1 %22, label %23, label %26
23: ; preds = %18
%24 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([59 x i8], [59 x i8]* @.str.6, i64 0, i64 0))
%25 = call i32 @close(i32 %7)
br label %58
26: ; preds = %18
%27 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @.str.7, i64 0, i64 0), i8* %19)
br label %47
28: ; preds = %13
%29 = load i8*, i8** %14
%30 = tail call i64 @strcmp(i8* %29, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.8, i64 0, i64 0))
%31 = icmp eq i64 %30, 0
br i1 %31, label %32, label %52
32: ; preds = %28
%33 = icmp ult i32 %0, 3
br i1 %33, label %49, label %34
34: ; preds = %32
%35 = getelementptr inbounds i8*, i8** %1, i64 2
%36 = load i8*, i8** %35
%37 = tail call i64 @strlen(i8* dereferenceable(1) %36)
%38 = add nsw i64 %37, 1
%39 = tail call i64 @write(i32 %7, i8* %36, i64 %38)
%40 = icmp slt i64 %39, 0
br i1 %40, label %41, label %44
41: ; preds = %34
%42 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([58 x i8], [58 x i8]* @.str.9, i64 0, i64 0))
%43 = tail call i32 @close(i32 %7)
br label %58
44: ; preds = %34
%45 = load i8*, i8** %35
%46 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([39 x i8], [39 x i8]* @.str.10, i64 0, i64 0), i8* %45)
br label %47
47: ; preds = %26, %44
%48 = call i32 @close(i32 %7)
br label %58
49: ; preds = %32, %2
%50 = phi i32 [ undef, %2 ], [ %7, %32 ]
%51 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([61 x i8], [61 x i8]* @.str, i64 0, i64 0))
br label %52
52: ; preds = %49, %28
%53 = phi i32 [ %7, %28 ], [ %50, %49 ]
%54 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([58 x i8], [58 x i8]* @.str.11, i64 0, i64 0))
%55 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([40 x i8], [40 x i8]* @.str.12, i64 0, i64 0))
%56 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([61 x i8], [61 x i8]* @.str.13, i64 0, i64 0))
%57 = tail call i32 @close(i32 %53)
br label %58
58: ; preds = %23, %52, %47, %41, %9
%59 = phi i32 [ -1, %52 ], [ -1, %9 ], [ 0, %47 ], [ -1, %41 ], [ -1, %23 ]
ret i32 %59
}