#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_RDONLY;
int /*<<< orphan*/ SEEK_END;
int /*<<< orphan*/ SEEK_SET;
int creat(char *, int);
int /*<<< orphan*/ exit(int);
int lseek(int, int /*<<< orphan*/, int /*<<< orphan*/);
char *malloc(int);
int open(char *, int /*<<< orphan*/);
int /*<<< orphan*/ out_w(int, unsigned char *, int);
int /*<<< orphan*/ perror(char *);
int read(int, unsigned char *, int);
scalar_t__ strcasecmp(char *, char *);
int /*<<< orphan*/ strcat(char *, char *);
int /*<<< orphan*/ strcpy(char *, char *);
int strlen(char *);
int /*<<< orphan*/ usage();
int /*<<< orphan*/ vmo_decode(unsigned char *, unsigned char *);
int /*<<< orphan*/ vmo_end();
scalar_t__ vmo_start();
int write_riff_header(unsigned char *, int);
int main(int argc, char **argv) {
  unsigned char frame[34];
  unsigned char buffer[320];
  char *infile, *outfile;
  int ifd, ofd;
  int l, n;
  if (argc < 2)
    usage();
  if (argv[1][0] == '-') {
    if (argv[1][1] != 'o' || argc < 4)
      usage();
    infile = argv[3];
    outfile = argv[2];
  } else {
    infile = argv[1];
    l = strlen(infile);
    outfile = malloc(l + 5);
    strcpy(outfile, infile);
    if (strcasecmp(infile + l - 4, ".vmo") == 0)
      *(outfile + l - 4) = '\0';
    strcat(outfile, ".wav");
  }
  ifd = open(infile, O_RDONLY);
  if (ifd < 0) {
    perror("open");
    exit(1);
  }
  ofd = creat(outfile, 0666);
  if (ofd < 0) {
    perror("creat");
    exit(1);
  }
  l = lseek(ifd, 0, SEEK_END);
  lseek(ifd, 0, SEEK_SET);
  n = write_riff_header(buffer, l);
  out_w(ofd, buffer, n);
  if (vmo_start() != 0) {
    perror("vmo_start");
    exit(1);
  }
  while ((n = read(ifd, frame, 34)) == 34) {
    vmo_decode(frame, buffer);
    out_w(ofd, buffer, 320);
  }
  if (n < 0) {
    perror("read");
    exit(1);
  }
  vmo_end();
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x1a0,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x2,-0x8(%rbp)
jge    123a <main+0x2a>
mov    $0x0,%al
call   10d0 <usage@plt>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rax
movsbl (%rax),%eax
cmp    $0x2d,%eax
jne    1297 <main+0x87>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rax
movsbl 0x1(%rax),%eax
cmp    $0x6f,%eax
jne    126d <main+0x5d>
cmpl   $0x4,-0x8(%rbp)
jge    1274 <main+0x64>
mov    $0x0,%al
call   10d0 <usage@plt>
mov    -0x10(%rbp),%rax
mov    0x18(%rax),%rax
mov    %rax,-0x188(%rbp)
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rax
mov    %rax,-0x190(%rbp)
jmp    1331 <main+0x121>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rax
mov    %rax,-0x188(%rbp)
mov    -0x188(%rbp),%rdi
call   1060 <strlen@plt>
mov    %eax,-0x19c(%rbp)
mov    -0x19c(%rbp),%edi
add    $0x5,%edi
call   10b0 <malloc@plt>
mov    %rax,-0x190(%rbp)
mov    -0x190(%rbp),%rdi
mov    -0x188(%rbp),%rsi
call   1050 <strcpy@plt>
mov    -0x188(%rbp),%rdi
movslq -0x19c(%rbp),%rax
add    %rax,%rdi
add    $0xfffffffffffffffc,%rdi
lea    0xd04(%rip),%rsi
call   1030 <strcasecmp@plt>
cmp    $0x0,%rax
jne    131e <main+0x10e>
mov    -0x190(%rbp),%rax
movslq -0x19c(%rbp),%rcx
movb   $0x0,-0x4(%rax,%rcx,1)
mov    -0x190(%rbp),%rdi
lea    0xcd9(%rip),%rsi
call   1110 <strcat@plt>
mov    -0x188(%rbp),%rdi
mov    0x2ca1(%rip),%rax
mov    (%rax),%esi
call   10f0 <open@plt>
mov    %eax,-0x194(%rbp)
cmpl   $0x0,-0x194(%rbp)
jge    136f <main+0x15f>
lea    0xcaa(%rip),%rdi
call   1100 <perror@plt>
mov    $0x1,%edi
call   1130 <exit@plt>
mov    -0x190(%rbp),%rdi
mov    $0x1b6,%esi
call   1120 <creat@plt>
mov    %eax,-0x198(%rbp)
cmpl   $0x0,-0x198(%rbp)
jge    13a9 <main+0x199>
lea    0xc75(%rip),%rdi
call   1100 <perror@plt>
mov    $0x1,%edi
call   1130 <exit@plt>
mov    -0x194(%rbp),%edi
mov    0x2c32(%rip),%rax
mov    (%rax),%edx
xor    %esi,%esi
call   1070 <lseek@plt>
mov    %eax,-0x19c(%rbp)
mov    -0x194(%rbp),%edi
mov    0x2bfe(%rip),%rax
mov    (%rax),%edx
xor    %esi,%esi
call   1070 <lseek@plt>
lea    -0x180(%rbp),%rdi
mov    -0x19c(%rbp),%esi
call   1040 <write_riff_header@plt>
mov    %eax,-0x1a0(%rbp)
mov    -0x198(%rbp),%edi
lea    -0x180(%rbp),%rsi
mov    -0x1a0(%rbp),%edx
call   1090 <out_w@plt>
mov    $0x0,%al
call   10a0 <vmo_start@plt>
cmp    $0x0,%rax
je     1432 <main+0x222>
lea    0xbf2(%rip),%rdi
call   1100 <perror@plt>
mov    $0x1,%edi
call   1130 <exit@plt>
jmp    1437 <main+0x227>
mov    -0x194(%rbp),%edi
lea    -0x40(%rbp),%rsi
mov    $0x22,%edx
call   1080 <read@plt>
mov    %eax,-0x1a0(%rbp)
cmp    $0x22,%eax
jne    1486 <main+0x276>
lea    -0x40(%rbp),%rdi
lea    -0x180(%rbp),%rsi
call   10e0 <vmo_decode@plt>
mov    -0x198(%rbp),%edi
lea    -0x180(%rbp),%rsi
mov    $0x140,%edx
call   1090 <out_w@plt>
jmp    1437 <main+0x227>
cmpl   $0x0,-0x1a0(%rbp)
jge    14a9 <main+0x299>
lea    0xb85(%rip),%rdi
call   1100 <perror@plt>
mov    $0x1,%edi
call   1130 <exit@plt>
mov    $0x0,%al
call   10c0 <vmo_end@plt>
xor    %eax,%eax
add    $0x1a0,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %rbx
sub    $0x178,%rsp
mov    %rsi,%r15
mov    %edi,%ebp
cmp    $0x1,%edi
jg     122e <main+0x1e>
xor    %eax,%eax
call   10d0 <usage@plt>
mov    0x8(%r15),%rbx
cmpb   $0x2d,(%rbx)
jne    1253 <main+0x43>
cmp    $0x4,%ebp
jl     1242 <main+0x32>
cmpb   $0x6f,0x1(%rbx)
je     1249 <main+0x39>
xor    %eax,%eax
call   10d0 <usage@plt>
mov    0x10(%r15),%r14
mov    0x18(%r15),%rbx
jmp    12a4 <main+0x94>
mov    %rbx,%rdi
call   1060 <strlen@plt>
mov    %eax,%ebp
lea    0x5(%rbp),%edi
call   10b0 <malloc@plt>
mov    %rax,%r14
mov    %rax,%rdi
mov    %rbx,%rsi
call   1050 <strcpy@plt>
movslq %ebp,%rbp
lea    (%rbx,%rbp,1),%rdi
add    $0xfffffffffffffffc,%rdi
lea    0xd7b(%rip),%rsi
call   1030 <strcasecmp@plt>
test   %rax,%rax
jne    1295 <main+0x85>
movb   $0x0,-0x4(%r14,%rbp,1)
lea    0xd69(%rip),%rsi
mov    %r14,%rdi
call   1110 <strcat@plt>
mov    0x2d35(%rip),%rax
mov    (%rax),%esi
mov    %rbx,%rdi
call   10f0 <open@plt>
test   %eax,%eax
js     139b <main+0x18b>
mov    %eax,%r15d
mov    %r14,%rdi
mov    $0x1b6,%esi
call   1120 <creat@plt>
test   %eax,%eax
js     13a4 <main+0x194>
mov    %eax,%r14d
mov    0x2d09(%rip),%rax
mov    (%rax),%edx
mov    %r15d,%edi
xor    %esi,%esi
call   1070 <lseek@plt>
mov    %eax,%ebx
mov    0x2cdc(%rip),%rax
mov    (%rax),%edx
mov    %r15d,%edi
xor    %esi,%esi
call   1070 <lseek@plt>
lea    0x30(%rsp),%rbp
mov    %rbp,%rdi
mov    %ebx,%esi
call   1040 <write_riff_header@plt>
mov    %r14d,%edi
mov    %rbp,%rsi
mov    %eax,%edx
call   1090 <out_w@plt>
xor    %eax,%eax
call   10a0 <vmo_start@plt>
test   %rax,%rax
jne    13ad <main+0x19d>
mov    %rsp,%rsi
mov    %r15d,%edi
mov    $0x22,%edx
call   1080 <read@plt>
cmp    $0x22,%eax
jne    1380 <main+0x170>
mov    %rsp,%rbp
lea    0x30(%rsp),%rbx
nopl   0x0(%rax)
mov    %rbp,%rdi
mov    %rbx,%rsi
call   10e0 <vmo_decode@plt>
mov    %r14d,%edi
mov    %rbx,%rsi
mov    $0x140,%edx
call   1090 <out_w@plt>
mov    %r15d,%edi
mov    %rbp,%rsi
mov    $0x22,%edx
call   1080 <read@plt>
cmp    $0x22,%eax
je     1350 <main+0x140>
test   %eax,%eax
js     13b6 <main+0x1a6>
xor    %eax,%eax
call   10c0 <vmo_end@plt>
xor    %eax,%eax
add    $0x178,%rsp
pop    %rbx
pop    %r14
pop    %r15
pop    %rbp
ret
lea    0xc68(%rip),%rdi
jmp    13bd <main+0x1ad>
lea    0xc64(%rip),%rdi
jmp    13bd <main+0x1ad>
lea    0xc61(%rip),%rdi
jmp    13bd <main+0x1ad>
lea    0xc62(%rip),%rdi
call   1100 <perror@plt>
mov    $0x1,%edi
call   1130 <exit@plt>

LLVM IR (-O0):
@.str = [5 x i8] c".vmo\00"
@.str.1 = [5 x i8] c".wav\00"
@O_RDONLY = global i32 0
@.str.2 = [5 x i8] c"open\00"
@.str.3 = [6 x i8] c"creat\00"
@SEEK_END = global i32 0
@SEEK_SET = global i32 0
@.str.4 = [10 x i8] c"vmo_start\00"
@.str.5 = [5 x i8] c"read\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca [34 x i8]
%7 = alloca [320 x i8]
%8 = alloca i8*
%9 = alloca i8*
%10 = alloca i32
%11 = alloca i32
%12 = alloca i32
%13 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%14 = load i32, i32* %4
%15 = icmp slt i32 %14, 2
br i1 %15, label %16, label %18
16: ; preds = %2
%17 = call i32 (...) @usage()
br label %18
18: ; preds = %16, %2
%19 = load i8**, i8*** %5
%20 = getelementptr inbounds i8*, i8** %19, i64 1
%21 = load i8*, i8** %20
%22 = getelementptr inbounds i8, i8* %21, i64 0
%23 = load i8, i8* %22
%24 = sext i8 %23 to i32
%25 = icmp eq i32 %24, 45
br i1 %25, label %26, label %46
26: ; preds = %18
%27 = load i8**, i8*** %5
%28 = getelementptr inbounds i8*, i8** %27, i64 1
%29 = load i8*, i8** %28
%30 = getelementptr inbounds i8, i8* %29, i64 1
%31 = load i8, i8* %30
%32 = sext i8 %31 to i32
%33 = icmp ne i32 %32, 111
br i1 %33, label %37, label %34
34: ; preds = %26
%35 = load i32, i32* %4
%36 = icmp slt i32 %35, 4
br i1 %36, label %37, label %39
37: ; preds = %34, %26
%38 = call i32 (...) @usage()
br label %39
39: ; preds = %37, %34
%40 = load i8**, i8*** %5
%41 = getelementptr inbounds i8*, i8** %40, i64 3
%42 = load i8*, i8** %41
store i8* %42, i8** %8
%43 = load i8**, i8*** %5
%44 = getelementptr inbounds i8*, i8** %43, i64 2
%45 = load i8*, i8** %44
store i8* %45, i8** %9
br label %74
46: ; preds = %18
%47 = load i8**, i8*** %5
%48 = getelementptr inbounds i8*, i8** %47, i64 1
%49 = load i8*, i8** %48
store i8* %49, i8** %8
%50 = load i8*, i8** %8
%51 = call i32 @strlen(i8* %50)
store i32 %51, i32* %12
%52 = load i32, i32* %12
%53 = add nsw i32 %52, 5
%54 = call i8* @malloc(i32 %53)
store i8* %54, i8** %9
%55 = load i8*, i8** %9
%56 = load i8*, i8** %8
%57 = call i32 @strcpy(i8* %55, i8* %56)
%58 = load i8*, i8** %8
%59 = load i32, i32* %12
%60 = sext i32 %59 to i64
%61 = getelementptr inbounds i8, i8* %58, i64 %60
%62 = getelementptr inbounds i8, i8* %61, i64 -4
%63 = call i64 @strcasecmp(i8* %62, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0))
%64 = icmp eq i64 %63, 0
br i1 %64, label %65, label %71
65: ; preds = %46
%66 = load i8*, i8** %9
%67 = load i32, i32* %12
%68 = sext i32 %67 to i64
%69 = getelementptr inbounds i8, i8* %66, i64 %68
%70 = getelementptr inbounds i8, i8* %69, i64 -4
store i8 0, i8* %70
br label %71
71: ; preds = %65, %46
%72 = load i8*, i8** %9
%73 = call i32 @strcat(i8* %72, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0))
br label %74
74: ; preds = %71, %39
%75 = load i8*, i8** %8
%76 = load i32, i32* @O_RDONLY
%77 = call i32 @open(i8* %75, i32 %76)
store i32 %77, i32* %10
%78 = load i32, i32* %10
%79 = icmp slt i32 %78, 0
br i1 %79, label %80, label %83
80: ; preds = %74
%81 = call i32 @perror(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0))
%82 = call i32 @exit(i32 1)
unreachable
83: ; preds = %74
%84 = load i8*, i8** %9
%85 = call i32 @creat(i8* %84, i32 438)
store i32 %85, i32* %11
%86 = load i32, i32* %11
%87 = icmp slt i32 %86, 0
br i1 %87, label %88, label %91
88: ; preds = %83
%89 = call i32 @perror(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.3, i64 0, i64 0))
%90 = call i32 @exit(i32 1)
unreachable
91: ; preds = %83
%92 = load i32, i32* %10
%93 = load i32, i32* @SEEK_END
%94 = call i32 @lseek(i32 %92, i32 0, i32 %93)
store i32 %94, i32* %12
%95 = load i32, i32* %10
%96 = load i32, i32* @SEEK_SET
%97 = call i32 @lseek(i32 %95, i32 0, i32 %96)
%98 = getelementptr inbounds [320 x i8], [320 x i8]* %7, i64 0, i64 0
%99 = load i32, i32* %12
%100 = call i32 @write_riff_header(i8* %98, i32 %99)
store i32 %100, i32* %13
%101 = load i32, i32* %11
%102 = getelementptr inbounds [320 x i8], [320 x i8]* %7, i64 0, i64 0
%103 = load i32, i32* %13
%104 = call i32 @out_w(i32 %101, i8* %102, i32 %103)
%105 = call i64 (...) @vmo_start()
%106 = icmp ne i64 %105, 0
br i1 %106, label %107, label %110
107: ; preds = %91
%108 = call i32 @perror(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.4, i64 0, i64 0))
%109 = call i32 @exit(i32 1)
unreachable
110: ; preds = %91
br label %111
111: ; preds = %116, %110
%112 = load i32, i32* %10
%113 = getelementptr inbounds [34 x i8], [34 x i8]* %6, i64 0, i64 0
%114 = call i32 @read(i32 %112, i8* %113, i32 34)
store i32 %114, i32* %13
%115 = icmp eq i32 %114, 34
br i1 %115, label %116, label %123
116: ; preds = %111
%117 = getelementptr inbounds [34 x i8], [34 x i8]* %6, i64 0, i64 0
%118 = getelementptr inbounds [320 x i8], [320 x i8]* %7, i64 0, i64 0
%119 = call i32 @vmo_decode(i8* %117, i8* %118)
%120 = load i32, i32* %11
%121 = getelementptr inbounds [320 x i8], [320 x i8]* %7, i64 0, i64 0
%122 = call i32 @out_w(i32 %120, i8* %121, i32 320)
br label %111
123: ; preds = %111
%124 = load i32, i32* %13
%125 = icmp slt i32 %124, 0
br i1 %125, label %126, label %129
126: ; preds = %123
%127 = call i32 @perror(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.5, i64 0, i64 0))
%128 = call i32 @exit(i32 1)
unreachable
129: ; preds = %123
%130 = call i32 (...) @vmo_end()
ret i32 0
}

LLVM IR (-O2):
@.str = [5 x i8] c".vmo\00"
@.str.1 = [5 x i8] c".wav\00"
@O_RDONLY = global i32 0
@.str.2 = [5 x i8] c"open\00"
@.str.3 = [6 x i8] c"creat\00"
@SEEK_END = global i32 0
@SEEK_SET = global i32 0
@.str.4 = [10 x i8] c"vmo_start\00"
@.str.5 = [5 x i8] c"read\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = alloca [34 x i8]
%4 = alloca [320 x i8]
%5 = getelementptr inbounds [34 x i8], [34 x i8]* %3, i64 0, i64 0
%6 = getelementptr inbounds [320 x i8], [320 x i8]* %4, i64 0, i64 0
%7 = icmp slt i32 %0, 2
br i1 %7, label %8, label %10
8: ; preds = %2
%9 = tail call i32 (...) @usage()
br label %10
10: ; preds = %8, %2
%11 = getelementptr inbounds i8*, i8** %1, i64 1
%12 = load i8*, i8** %11
%13 = load i8, i8* %12
%14 = icmp eq i8 %13, 45
br i1 %14, label %15, label %28
15: ; preds = %10
%16 = getelementptr inbounds i8, i8* %12, i64 1
%17 = load i8, i8* %16
%18 = icmp ne i8 %17, 111
%19 = icmp slt i32 %0, 4
%20 = or i1 %19, %18
br i1 %20, label %21, label %23
21: ; preds = %15
%22 = tail call i32 (...) @usage()
br label %23
23: ; preds = %15, %21
%24 = getelementptr inbounds i8*, i8** %1, i64 3
%25 = load i8*, i8** %24
%26 = getelementptr inbounds i8*, i8** %1, i64 2
%27 = load i8*, i8** %26
br label %43
28: ; preds = %10
%29 = tail call i32 @strlen(i8* %12)
%30 = add nsw i32 %29, 5
%31 = tail call i8* @malloc(i32 %30)
%32 = tail call i32 @strcpy(i8* %31, i8* %12)
%33 = sext i32 %29 to i64
%34 = getelementptr inbounds i8, i8* %12, i64 %33
%35 = getelementptr inbounds i8, i8* %34, i64 -4
%36 = tail call i64 @strcasecmp(i8* %35, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0))
%37 = icmp eq i64 %36, 0
br i1 %37, label %38, label %41
38: ; preds = %28
%39 = getelementptr inbounds i8, i8* %31, i64 %33
%40 = getelementptr inbounds i8, i8* %39, i64 -4
store i8 0, i8* %40
br label %41
41: ; preds = %38, %28
%42 = tail call i32 @strcat(i8* %31, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0))
br label %43
43: ; preds = %41, %23
%44 = phi i8* [ %27, %23 ], [ %31, %41 ]
%45 = phi i8* [ %25, %23 ], [ %12, %41 ]
%46 = load i32, i32* @O_RDONLY
%47 = tail call i32 @open(i8* %45, i32 %46)
%48 = icmp slt i32 %47, 0
br i1 %48, label %49, label %52
49: ; preds = %43
%50 = tail call i32 @perror(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0))
%51 = tail call i32 @exit(i32 1)
unreachable
52: ; preds = %43
%53 = tail call i32 @creat(i8* %44, i32 438)
%54 = icmp slt i32 %53, 0
br i1 %54, label %55, label %58
55: ; preds = %52
%56 = tail call i32 @perror(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.3, i64 0, i64 0))
%57 = tail call i32 @exit(i32 1)
unreachable
58: ; preds = %52
%59 = load i32, i32* @SEEK_END
%60 = tail call i32 @lseek(i32 %47, i32 0, i32 %59)
%61 = load i32, i32* @SEEK_SET
%62 = tail call i32 @lseek(i32 %47, i32 0, i32 %61)
%63 = call i32 @write_riff_header(i8* %6, i32 %60)
%64 = call i32 @out_w(i32 %53, i8* %6, i32 %63)
%65 = call i64 (...) @vmo_start()
%66 = icmp eq i64 %65, 0
br i1 %66, label %67, label %70
67: ; preds = %58
%68 = call i32 @read(i32 %47, i8* %5, i32 34)
%69 = icmp eq i32 %68, 34
br i1 %69, label %73, label %78
70: ; preds = %58
%71 = call i32 @perror(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.4, i64 0, i64 0))
%72 = call i32 @exit(i32 1)
unreachable
73: ; preds = %67, %73
%74 = call i32 @vmo_decode(i8* %5, i8* %6)
%75 = call i32 @out_w(i32 %53, i8* %6, i32 320)
%76 = call i32 @read(i32 %47, i8* %5, i32 34)
%77 = icmp eq i32 %76, 34
br i1 %77, label %73, label %78
78: ; preds = %73, %67
%79 = phi i32 [ %68, %67 ], [ %76, %73 ]
%80 = icmp slt i32 %79, 0
br i1 %80, label %81, label %84
81: ; preds = %78
%82 = call i32 @perror(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.5, i64 0, i64 0))
%83 = call i32 @exit(i32 1)
unreachable
84: ; preds = %78
%85 = call i32 (...) @vmo_end()
ret i32 0
}