#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 */
typedef struct TYPE_2__ TYPE_1__;

/* Type definitions */
struct TYPE_2__ {
  int /*<<< orphan*/ s_addr;
};
struct sockaddr_in {
  int /*<<< orphan*/ sin_port;
  TYPE_1__ sin_addr;
  int /*<<< orphan*/ sin_family;
};
struct sockaddr {
  int dummy;
};
typedef int socklen_t;
typedef int /*<<< orphan*/ server_sockaddr;

/* Variables and functions */
int /*<<< orphan*/ AF_INET;
int /*<<< orphan*/ EXIT_FAILURE;
int /*<<< orphan*/ F_GETFL;
int /*<<< orphan*/ F_SETFL;
int /*<<< orphan*/ INADDR_ANY;
int /*<<< orphan*/ SOCK_STREAM;
int accept(int, struct sockaddr *, int *);
scalar_t__ bind(int, struct sockaddr *, int);
int /*<<< orphan*/ bzero(struct sockaddr_in *, int);
int /*<<< orphan*/ close(int);
int /*<<< orphan*/ exit(int /*<<< orphan*/);
scalar_t__ fcntl(int, int /*<<< orphan*/, int);
int /*<<< orphan*/ htonl(int /*<<< orphan*/);
int /*<<< orphan*/ htons(int);
scalar_t__ listen(int, int);
int /*<<< orphan*/ perror(char *);
int /*<<< orphan*/ printf(char *, char *);
scalar_t__ read(int, char *, int);
int recv(int, char *, int, int /*<<< orphan*/);
int socket(int /*<<< orphan*/, int /*<<< orphan*/, int /*<<< orphan*/);
int main() {
  struct sockaddr_in server_sockaddr, client_sockaddr;
  int recvbytes, flags;
  socklen_t sin_size;
  int listenfd, client_fd;
  char buf[100];
  if ((listenfd = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
    perror("socket() error");
    exit(EXIT_FAILURE);
  }
  bzero(&server_sockaddr, sizeof(server_sockaddr));
  server_sockaddr.sin_family = AF_INET;
  server_sockaddr.sin_addr.s_addr = htonl(INADDR_ANY);
  server_sockaddr.sin_port = htons(3333);
  if (bind(listenfd, (struct sockaddr *)&server_sockaddr,
           sizeof(server_sockaddr)) < 0) {
    perror("bind() error");
    exit(EXIT_FAILURE);
  }
  if (listen(listenfd, 10) < 0) {
    perror("listen() error");
    exit(EXIT_FAILURE);
  }
  if ((flags = fcntl(listenfd, F_GETFL, 0)) < 0) {
    perror("F_GETFL error");
    exit(EXIT_FAILURE);
  }
  if (fcntl(listenfd, F_SETFL, flags) < 0) {
    perror("F_SETFL error");
    exit(EXIT_FAILURE);
  }
  sin_size = sizeof(struct sockaddr_in);
  if ((client_fd = accept(listenfd, (struct sockaddr *)&client_sockaddr,
                          &sin_size)) < 0) {
    perror("accept() error");
    exit(EXIT_FAILURE);
  }
  if ((recvbytes = recv(client_fd, buf, 100, 0)) < 0) {
    perror("recv() error");
    exit(EXIT_FAILURE);
  }
  if (read(client_fd, buf, 100) < 0) {
    perror("read() error");
    exit(EXIT_FAILURE);
  }
  printf("received a connection :%s", buf);
  close(client_fd);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0xa0,%rsp
movl   $0x0,-0x4(%rbp)
mov    0x2def(%rip),%rax
mov    (%rax),%edi
mov    0x2dc6(%rip),%rax
mov    (%rax),%esi
xor    %edx,%edx
call   1100 <socket@plt>
mov    %eax,-0x30(%rbp)
cmp    $0x0,%eax
jge    1231 <main+0x51>
lea    0xde2(%rip),%rdi
call   10c0 <perror@plt>
mov    0x2d8e(%rip),%rax
mov    (%rax),%edi
call   10f0 <exit@plt>
lea    -0x10(%rbp),%rdi
mov    $0xc,%esi
call   10d0 <bzero@plt>
mov    0x2da2(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x8(%rbp)
mov    0x2d8e(%rip),%rax
mov    (%rax),%edi
call   1070 <htonl@plt>
mov    %eax,-0xc(%rbp)
mov    $0xd05,%edi
call   1050 <htons@plt>
mov    %eax,-0x10(%rbp)
mov    -0x30(%rbp),%edi
lea    -0x10(%rbp),%rsi
mov    $0xc,%edx
call   10b0 <bind@plt>
cmp    $0x0,%rax
jge    129e <main+0xbe>
lea    0xd84(%rip),%rdi
call   10c0 <perror@plt>
mov    0x2d21(%rip),%rax
mov    (%rax),%edi
call   10f0 <exit@plt>
mov    -0x30(%rbp),%edi
mov    $0xa,%esi
call   10a0 <listen@plt>
cmp    $0x0,%rax
jge    12cf <main+0xef>
lea    0xd60(%rip),%rdi
call   10c0 <perror@plt>
mov    0x2cf0(%rip),%rax
mov    (%rax),%edi
call   10f0 <exit@plt>
mov    -0x30(%rbp),%edi
mov    0x2ce7(%rip),%rax
mov    (%rax),%esi
xor    %edx,%edx
call   1040 <fcntl@plt>
mov    %eax,-0x28(%rbp)
cmp    $0x0,%eax
jge    1308 <main+0x128>
lea    0xd36(%rip),%rdi
call   10c0 <perror@plt>
mov    0x2cb7(%rip),%rax
mov    (%rax),%edi
call   10f0 <exit@plt>
mov    -0x30(%rbp),%edi
mov    0x2cbe(%rip),%rax
mov    (%rax),%esi
mov    -0x28(%rbp),%edx
call   1040 <fcntl@plt>
cmp    $0x0,%rax
jge    1340 <main+0x160>
lea    0xd0c(%rip),%rdi
call   10c0 <perror@plt>
mov    0x2c7f(%rip),%rax
mov    (%rax),%edi
call   10f0 <exit@plt>
movl   $0xc,-0x2c(%rbp)
mov    -0x30(%rbp),%edi
lea    -0x20(%rbp),%rsi
lea    -0x2c(%rbp),%rdx
call   10e0 <accept@plt>
mov    %eax,-0x34(%rbp)
cmp    $0x0,%eax
jge    137d <main+0x19d>
lea    0xcdd(%rip),%rdi
call   10c0 <perror@plt>
mov    0x2c42(%rip),%rax
mov    (%rax),%edi
call   10f0 <exit@plt>
mov    -0x34(%rbp),%edi
lea    -0xa0(%rbp),%rsi
mov    $0x64,%edx
xor    %ecx,%ecx
call   1030 <recv@plt>
mov    %eax,-0x24(%rbp)
cmp    $0x0,%eax
jge    13b9 <main+0x1d9>
lea    0xcb0(%rip),%rdi
call   10c0 <perror@plt>
mov    0x2c06(%rip),%rax
mov    (%rax),%edi
call   10f0 <exit@plt>
mov    -0x34(%rbp),%edi
lea    -0xa0(%rbp),%rsi
mov    $0x64,%edx
call   1090 <read@plt>
cmp    $0x0,%rax
jge    13f1 <main+0x211>
lea    0xc85(%rip),%rdi
call   10c0 <perror@plt>
mov    0x2bce(%rip),%rax
mov    (%rax),%edi
call   10f0 <exit@plt>
lea    -0xa0(%rbp),%rsi
lea    0xc71(%rip),%rdi
call   1060 <printf@plt>
mov    -0x34(%rbp),%edi
call   1080 <close@plt>
xor    %eax,%eax
add    $0xa0,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %rbx
sub    $0xa0,%rsp
mov    0x2df5(%rip),%r15
mov    (%r15),%edi
mov    0x2dcb(%rip),%rax
mov    (%rax),%esi
xor    %edx,%edx
call   1100 <socket@plt>
test   %eax,%eax
js     1322 <main+0x142>
mov    %eax,%ebx
lea    0x10(%rsp),%r14
mov    %r14,%rdi
mov    $0xc,%esi
call   10d0 <bzero@plt>
mov    (%r15),%eax
mov    %eax,0x18(%rsp)
mov    0x2db0(%rip),%rax
mov    (%rax),%edi
call   1070 <htonl@plt>
mov    %eax,0x14(%rsp)
mov    $0xd05,%edi
call   1050 <htons@plt>
mov    %eax,0x10(%rsp)
mov    %ebx,%edi
mov    %r14,%rsi
mov    $0xc,%edx
call   10b0 <bind@plt>
test   %rax,%rax
js     132b <main+0x14b>
mov    %ebx,%edi
mov    $0xa,%esi
call   10a0 <listen@plt>
test   %rax,%rax
js     1334 <main+0x154>
mov    0x2d43(%rip),%rax
mov    (%rax),%esi
mov    %ebx,%edi
xor    %edx,%edx
call   1040 <fcntl@plt>
test   %eax,%eax
js     133d <main+0x15d>
mov    0x2d39(%rip),%rcx
mov    (%rcx),%esi
mov    %ebx,%edi
mov    %eax,%edx
call   1040 <fcntl@plt>
test   %rax,%rax
js     1346 <main+0x166>
movl   $0xc,0xc(%rsp)
lea    0x20(%rsp),%rsi
lea    0xc(%rsp),%rdx
mov    %ebx,%edi
call   10e0 <accept@plt>
test   %eax,%eax
js     134f <main+0x16f>
mov    %eax,%ebx
lea    0x30(%rsp),%rsi
mov    %eax,%edi
mov    $0x64,%edx
xor    %ecx,%ecx
call   1030 <recv@plt>
test   %eax,%eax
js     1358 <main+0x178>
lea    0x30(%rsp),%rsi
mov    %ebx,%edi
mov    $0x64,%edx
call   1090 <read@plt>
test   %rax,%rax
js     1361 <main+0x181>
lea    0xd6e(%rip),%rdi
lea    0x30(%rsp),%rsi
call   1060 <printf@plt>
mov    %ebx,%edi
call   1080 <close@plt>
xor    %eax,%eax
add    $0xa0,%rsp
pop    %rbx
pop    %r14
pop    %r15
ret
lea    0xcd7(%rip),%rdi
jmp    1368 <main+0x188>
lea    0xcdd(%rip),%rdi
jmp    1368 <main+0x188>
lea    0xce1(%rip),%rdi
jmp    1368 <main+0x188>
lea    0xce7(%rip),%rdi
jmp    1368 <main+0x188>
lea    0xcec(%rip),%rdi
jmp    1368 <main+0x188>
lea    0xcf1(%rip),%rdi
jmp    1368 <main+0x188>
lea    0xcf7(%rip),%rdi
jmp    1368 <main+0x188>
lea    0xcfb(%rip),%rdi
call   10c0 <perror@plt>
mov    0x2c44(%rip),%rax
mov    (%rax),%edi
call   10f0 <exit@plt>

LLVM IR (-O0):
%struct.sockaddr_in = type { i32, %struct.TYPE_2__, i32 }
%struct.TYPE_2__ = type { i32 }
%struct.sockaddr = type { i32 }
@AF_INET = global i32 0
@SOCK_STREAM = global i32 0
@.str = [15 x i8] c"socket() error\00"
@EXIT_FAILURE = global i32 0
@INADDR_ANY = global i32 0
@.str.1 = [13 x i8] c"bind() error\00"
@.str.2 = [15 x i8] c"listen() error\00"
@F_GETFL = global i32 0
@.str.3 = [14 x i8] c"F_GETFL error\00"
@F_SETFL = global i32 0
@.str.4 = [14 x i8] c"F_SETFL error\00"
@.str.5 = [15 x i8] c"accept() error\00"
@.str.6 = [13 x i8] c"recv() error\00"
@.str.7 = [13 x i8] c"read() error\00"
@.str.8 = [26 x i8] c"received a connection :%s\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca %struct.sockaddr_in
%3 = alloca %struct.sockaddr_in
%4 = alloca i32
%5 = alloca i32
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
%9 = alloca [100 x i8]
store i32 0, i32* %1
%10 = load i32, i32* @AF_INET
%11 = load i32, i32* @SOCK_STREAM
%12 = call i32 @socket(i32 %10, i32 %11, i32 0)
store i32 %12, i32* %7
%13 = icmp slt i32 %12, 0
br i1 %13, label %14, label %18
14: ; preds = %0
%15 = call i32 @perror(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str, i64 0, i64 0))
%16 = load i32, i32* @EXIT_FAILURE
%17 = call i32 @exit(i32 %16)
unreachable
18: ; preds = %0
%19 = call i32 @bzero(%struct.sockaddr_in* %2, i32 12)
%20 = load i32, i32* @AF_INET
%21 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %2, i32 0, i32 2
store i32 %20, i32* %21
%22 = load i32, i32* @INADDR_ANY
%23 = call i32 @htonl(i32 %22)
%24 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %2, i32 0, i32 1
%25 = getelementptr inbounds %struct.TYPE_2__, %struct.TYPE_2__* %24, i32 0, i32 0
store i32 %23, i32* %25
%26 = call i32 @htons(i32 3333)
%27 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %2, i32 0, i32 0
store i32 %26, i32* %27
%28 = load i32, i32* %7
%29 = bitcast %struct.sockaddr_in* %2 to %struct.sockaddr*
%30 = call i64 @bind(i32 %28, %struct.sockaddr* %29, i32 12)
%31 = icmp slt i64 %30, 0
br i1 %31, label %32, label %36
32: ; preds = %18
%33 = call i32 @perror(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0))
%34 = load i32, i32* @EXIT_FAILURE
%35 = call i32 @exit(i32 %34)
unreachable
36: ; preds = %18
%37 = load i32, i32* %7
%38 = call i64 @listen(i32 %37, i32 10)
%39 = icmp slt i64 %38, 0
br i1 %39, label %40, label %44
40: ; preds = %36
%41 = call i32 @perror(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0))
%42 = load i32, i32* @EXIT_FAILURE
%43 = call i32 @exit(i32 %42)
unreachable
44: ; preds = %36
%45 = load i32, i32* %7
%46 = load i32, i32* @F_GETFL
%47 = call i64 @fcntl(i32 %45, i32 %46, i32 0)
%48 = trunc i64 %47 to i32
store i32 %48, i32* %5
%49 = icmp slt i32 %48, 0
br i1 %49, label %50, label %54
50: ; preds = %44
%51 = call i32 @perror(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.3, i64 0, i64 0))
%52 = load i32, i32* @EXIT_FAILURE
%53 = call i32 @exit(i32 %52)
unreachable
54: ; preds = %44
%55 = load i32, i32* %7
%56 = load i32, i32* @F_SETFL
%57 = load i32, i32* %5
%58 = call i64 @fcntl(i32 %55, i32 %56, i32 %57)
%59 = icmp slt i64 %58, 0
br i1 %59, label %60, label %64
60: ; preds = %54
%61 = call i32 @perror(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.4, i64 0, i64 0))
%62 = load i32, i32* @EXIT_FAILURE
%63 = call i32 @exit(i32 %62)
unreachable
64: ; preds = %54
store i32 12, i32* %6
%65 = load i32, i32* %7
%66 = bitcast %struct.sockaddr_in* %3 to %struct.sockaddr*
%67 = call i32 @accept(i32 %65, %struct.sockaddr* %66, i32* %6)
store i32 %67, i32* %8
%68 = icmp slt i32 %67, 0
br i1 %68, label %69, label %73
69: ; preds = %64
%70 = call i32 @perror(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.5, i64 0, i64 0))
%71 = load i32, i32* @EXIT_FAILURE
%72 = call i32 @exit(i32 %71)
unreachable
73: ; preds = %64
%74 = load i32, i32* %8
%75 = getelementptr inbounds [100 x i8], [100 x i8]* %9, i64 0, i64 0
%76 = call i32 @recv(i32 %74, i8* %75, i32 100, i32 0)
store i32 %76, i32* %4
%77 = icmp slt i32 %76, 0
br i1 %77, label %78, label %82
78: ; preds = %73
%79 = call i32 @perror(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.6, i64 0, i64 0))
%80 = load i32, i32* @EXIT_FAILURE
%81 = call i32 @exit(i32 %80)
unreachable
82: ; preds = %73
%83 = load i32, i32* %8
%84 = getelementptr inbounds [100 x i8], [100 x i8]* %9, i64 0, i64 0
%85 = call i64 @read(i32 %83, i8* %84, i32 100)
%86 = icmp slt i64 %85, 0
br i1 %86, label %87, label %91
87: ; preds = %82
%88 = call i32 @perror(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.7, i64 0, i64 0))
%89 = load i32, i32* @EXIT_FAILURE
%90 = call i32 @exit(i32 %89)
unreachable
91: ; preds = %82
%92 = getelementptr inbounds [100 x i8], [100 x i8]* %9, i64 0, i64 0
%93 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.8, i64 0, i64 0), i8* %92)
%94 = load i32, i32* %8
%95 = call i32 @close(i32 %94)
ret i32 0
}

LLVM IR (-O2):
%struct.sockaddr_in = type { i32, %struct.TYPE_2__, i32 }
%struct.TYPE_2__ = type { i32 }
%struct.sockaddr = type { i32 }
@AF_INET = global i32 0
@SOCK_STREAM = global i32 0
@.str = [15 x i8] c"socket() error\00"
@EXIT_FAILURE = global i32 0
@INADDR_ANY = global i32 0
@.str.1 = [13 x i8] c"bind() error\00"
@.str.2 = [15 x i8] c"listen() error\00"
@F_GETFL = global i32 0
@.str.3 = [14 x i8] c"F_GETFL error\00"
@F_SETFL = global i32 0
@.str.4 = [14 x i8] c"F_SETFL error\00"
@.str.5 = [15 x i8] c"accept() error\00"
@.str.6 = [13 x i8] c"recv() error\00"
@.str.7 = [13 x i8] c"read() error\00"
@.str.8 = [26 x i8] c"received a connection :%s\00"
define i32 @main() {
%1 = alloca %struct.sockaddr_in
%2 = alloca %struct.sockaddr_in
%3 = alloca i32
%4 = alloca [100 x i8]
%5 = bitcast %struct.sockaddr_in* %1 to i8*
%6 = bitcast %struct.sockaddr_in* %2 to i8*
%7 = bitcast i32* %3 to i8*
%8 = getelementptr inbounds [100 x i8], [100 x i8]* %4, i64 0, i64 0
%9 = load i32, i32* @AF_INET
%10 = load i32, i32* @SOCK_STREAM
%11 = tail call i32 @socket(i32 %9, i32 %10, i32 0)
%12 = icmp slt i32 %11, 0
br i1 %12, label %13, label %17
13: ; preds = %0
%14 = tail call i32 @perror(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str, i64 0, i64 0))
%15 = load i32, i32* @EXIT_FAILURE
%16 = tail call i32 @exit(i32 %15)
unreachable
17: ; preds = %0
%18 = call i32 @bzero(%struct.sockaddr_in* %1, i32 12)
%19 = load i32, i32* @AF_INET
%20 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %1, i64 0, i32 2
store i32 %19, i32* %20
%21 = load i32, i32* @INADDR_ANY
%22 = tail call i32 @htonl(i32 %21)
%23 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %1, i64 0, i32 1, i32 0
store i32 %22, i32* %23
%24 = tail call i32 @htons(i32 3333)
%25 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %1, i64 0, i32 0
store i32 %24, i32* %25
%26 = bitcast %struct.sockaddr_in* %1 to %struct.sockaddr*
%27 = call i64 @bind(i32 %11, %struct.sockaddr* %26, i32 12)
%28 = icmp slt i64 %27, 0
br i1 %28, label %29, label %33
29: ; preds = %17
%30 = call i32 @perror(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0))
%31 = load i32, i32* @EXIT_FAILURE
%32 = call i32 @exit(i32 %31)
unreachable
33: ; preds = %17
%34 = call i64 @listen(i32 %11, i32 10)
%35 = icmp slt i64 %34, 0
br i1 %35, label %36, label %40
36: ; preds = %33
%37 = call i32 @perror(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0))
%38 = load i32, i32* @EXIT_FAILURE
%39 = call i32 @exit(i32 %38)
unreachable
40: ; preds = %33
%41 = load i32, i32* @F_GETFL
%42 = call i64 @fcntl(i32 %11, i32 %41, i32 0)
%43 = trunc i64 %42 to i32
%44 = icmp slt i32 %43, 0
br i1 %44, label %45, label %49
45: ; preds = %40
%46 = call i32 @perror(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.3, i64 0, i64 0))
%47 = load i32, i32* @EXIT_FAILURE
%48 = call i32 @exit(i32 %47)
unreachable
49: ; preds = %40
%50 = load i32, i32* @F_SETFL
%51 = call i64 @fcntl(i32 %11, i32 %50, i32 %43)
%52 = icmp slt i64 %51, 0
br i1 %52, label %53, label %57
53: ; preds = %49
%54 = call i32 @perror(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.4, i64 0, i64 0))
%55 = load i32, i32* @EXIT_FAILURE
%56 = call i32 @exit(i32 %55)
unreachable
57: ; preds = %49
store i32 12, i32* %3
%58 = bitcast %struct.sockaddr_in* %2 to %struct.sockaddr*
%59 = call i32 @accept(i32 %11, %struct.sockaddr* %58, i32* %3)
%60 = icmp slt i32 %59, 0
br i1 %60, label %61, label %65
61: ; preds = %57
%62 = call i32 @perror(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.5, i64 0, i64 0))
%63 = load i32, i32* @EXIT_FAILURE
%64 = call i32 @exit(i32 %63)
unreachable
65: ; preds = %57
%66 = call i32 @recv(i32 %59, i8* %8, i32 100, i32 0)
%67 = icmp slt i32 %66, 0
br i1 %67, label %68, label %72
68: ; preds = %65
%69 = call i32 @perror(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.6, i64 0, i64 0))
%70 = load i32, i32* @EXIT_FAILURE
%71 = call i32 @exit(i32 %70)
unreachable
72: ; preds = %65
%73 = call i64 @read(i32 %59, i8* %8, i32 100)
%74 = icmp slt i64 %73, 0
br i1 %74, label %75, label %79
75: ; preds = %72
%76 = call i32 @perror(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.7, i64 0, i64 0))
%77 = load i32, i32* @EXIT_FAILURE
%78 = call i32 @exit(i32 %77)
unreachable
79: ; preds = %72
%80 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.8, i64 0, i64 0), i8* %8)
%81 = call i32 @close(i32 %59)
ret i32 0
}