#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;
};
struct hostent {
  int /*<<< orphan*/ h_length;
  scalar_t__ h_addr;
};
typedef int /*<<< orphan*/ server_addr;

/* Variables and functions */
int /*<<< orphan*/ AF_INET;
int /*<<< orphan*/ SOCK_STREAM;
int atoi(char *);
int /*<<< orphan*/ bcopy(char *, char *, int /*<<< orphan*/);
int /*<<< orphan*/ bzero(char *, int);
int /*<<< orphan*/ close(int);
int connect(int, struct sockaddr *, int);
int /*<<< orphan*/ exit(int);
int /*<<< orphan*/ fgets(char *, int, int /*<<< orphan*/);
struct hostent *gethostbyname(char *);
int /*<<< orphan*/ htons(int);
int /*<<< orphan*/ memset(char *, int /*<<< orphan*/, int);
int /*<<< orphan*/ printf(char *, ...);
int recv(int, char *, int, int /*<<< orphan*/);
int send(int, char *, int /*<<< orphan*/, int /*<<< orphan*/);
int socket(int /*<<< orphan*/, int /*<<< orphan*/, int /*<<< orphan*/);
int /*<<< orphan*/ stdin;
int /*<<< orphan*/ strlen(char *);
int main(int argc, char *argv[]) {
  int client_sock, port, n;
  struct sockaddr_in server_addr;
  struct hostent *server;
  char buffer[256];
  if (argc < 3) {
    printf("Usage: %s hostname port_no\n", argv[0]);
    exit(1);
  }
  client_sock = socket(AF_INET, SOCK_STREAM, 0);
  if (client_sock < 0) {
    printf("Error: socket() Failed.\n");
    exit(-1);
  }
  server = gethostbyname(argv[1]);
  if (server == NULL) {
    printf("Error: No such host.\n");
    exit(-1);
  }
  port = atoi(argv[2]);
  memset((char *)&server_addr, 0, sizeof(server_addr));
  server_addr.sin_family = AF_INET;
  bcopy((char *)server->h_addr, (char *)&server_addr.sin_addr.s_addr,
        server->h_length);
  server_addr.sin_port = htons(port);
  int connect_f = connect(client_sock, (struct sockaddr *)&server_addr,
                          sizeof(server_addr));
  if (connect_f < 0) {
    printf("Error: connect() Failed.\n");
    exit(-1);
  }
  while (1) {
    printf("< ");
    bzero(buffer, 256);
    fgets(buffer, 255, stdin);
    n = send(client_sock, buffer, strlen(buffer), 0);
    if (n < 0) {
      printf("Error: send() Failed.\n");
      exit(-1);
    }
    bzero(buffer, 256);
    n = recv(client_sock, buffer, 255, 0);
    if (n < 0) {
      printf("Error: recv() Failed.\n");
      exit(-1);
    }
    printf("[server] > %s", buffer);
  }
  close(client_sock);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x150,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x3,-0x8(%rbp)
jge    1222 <main+0x42>
mov    -0x10(%rbp),%rax
mov    (%rax),%rsi
lea    0xdef(%rip),%rdi
mov    $0x0,%al
call   1070 <printf@plt>
mov    $0x1,%edi
call   10e0 <exit@plt>
mov    0x2dbf(%rip),%rax
mov    (%rax),%edi
mov    0x2d9e(%rip),%rax
mov    (%rax),%esi
xor    %edx,%edx
call   1100 <socket@plt>
mov    %eax,-0x14(%rbp)
cmpl   $0x0,-0x14(%rbp)
jge    1260 <main+0x80>
lea    0xdcd(%rip),%rdi
mov    $0x0,%al
call   1070 <printf@plt>
mov    $0xffffffff,%edi
call   10e0 <exit@plt>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
call   10a0 <gethostbyname@plt>
mov    %rax,-0x30(%rbp)
cmpq   $0x0,-0x30(%rbp)
jne    1294 <main+0xb4>
lea    0xdb2(%rip),%rdi
mov    $0x0,%al
call   1070 <printf@plt>
mov    $0xffffffff,%edi
call   10e0 <exit@plt>
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rdi
call   10d0 <atoi@plt>
mov    %eax,-0x18(%rbp)
lea    -0x28(%rbp),%rdi
xor    %esi,%esi
mov    $0xc,%edx
call   1080 <memset@plt>
mov    0x2d2d(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x20(%rbp)
mov    -0x30(%rbp),%rax
mov    0x8(%rax),%rdi
lea    -0x28(%rbp),%rsi
add    $0x4,%rsi
mov    -0x30(%rbp),%rax
mov    (%rax),%edx
call   10b0 <bcopy@plt>
mov    -0x18(%rbp),%edi
call   1050 <htons@plt>
mov    %eax,-0x28(%rbp)
mov    -0x14(%rbp),%edi
lea    -0x28(%rbp),%rsi
mov    $0xc,%edx
call   10f0 <connect@plt>
mov    %eax,-0x134(%rbp)
cmpl   $0x0,-0x134(%rbp)
jge    1322 <main+0x142>
lea    0xd3a(%rip),%rdi
mov    $0x0,%al
call   1070 <printf@plt>
mov    $0xffffffff,%edi
call   10e0 <exit@plt>
jmp    1327 <main+0x147>
lea    0xd37(%rip),%rdi
mov    $0x0,%al
call   1070 <printf@plt>
lea    -0x130(%rbp),%rdi
mov    $0x100,%esi
call   10c0 <bzero@plt>
lea    -0x130(%rbp),%rdi
mov    0x2c8c(%rip),%rax
mov    (%rax),%edx
mov    $0xff,%esi
call   1090 <fgets@plt>
mov    -0x14(%rbp),%eax
mov    %eax,-0x144(%rbp)
lea    -0x130(%rbp),%rax
mov    %rax,-0x140(%rbp)
lea    -0x130(%rbp),%rdi
call   1040 <strlen@plt>
mov    -0x144(%rbp),%edi
mov    -0x140(%rbp),%rsi
mov    %eax,%edx
xor    %ecx,%ecx
call   1060 <send@plt>
mov    %eax,-0x1c(%rbp)
cmpl   $0x0,-0x1c(%rbp)
jge    13be <main+0x1de>
lea    0xcbb(%rip),%rdi
mov    $0x0,%al
call   1070 <printf@plt>
mov    $0xffffffff,%edi
call   10e0 <exit@plt>
lea    -0x130(%rbp),%rdi
mov    $0x100,%esi
call   10c0 <bzero@plt>
mov    -0x14(%rbp),%edi
lea    -0x130(%rbp),%rsi
mov    $0xff,%edx
xor    %ecx,%ecx
call   1030 <recv@plt>
mov    %eax,-0x1c(%rbp)
cmpl   $0x0,-0x1c(%rbp)
jge    140a <main+0x22a>
lea    0xc86(%rip),%rdi
mov    $0x0,%al
call   1070 <printf@plt>
mov    $0xffffffff,%edi
call   10e0 <exit@plt>
lea    -0x130(%rbp),%rsi
lea    0xc7e(%rip),%rdi
mov    $0x0,%al
call   1070 <printf@plt>
jmp    1327 <main+0x147>

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r12
push   %rbx
sub    $0x110,%rsp
mov    %rsi,%rbx
cmp    $0x2,%edi
jg     1222 <main+0x32>
mov    (%rbx),%rsi
lea    0xdef(%rip),%rdi
xor    %eax,%eax
call   1080 <printf@plt>
mov    $0x1,%edi
call   10f0 <exit@plt>
mov    0x2dbf(%rip),%r12
mov    (%r12),%edi
mov    0x2d9c(%rip),%rax
mov    (%rax),%esi
xor    %edx,%edx
call   1110 <socket@plt>
test   %eax,%eax
jns    124d <main+0x5d>
lea    0xe3f(%rip),%rdi
jmp    1373 <main+0x183>
mov    %eax,%ebp
mov    0x8(%rbx),%rdi
call   10b0 <gethostbyname@plt>
test   %rax,%rax
jne    1269 <main+0x79>
lea    0xe0e(%rip),%rdi
jmp    1373 <main+0x183>
mov    %rax,%r14
mov    0x10(%rbx),%rdi
call   10e0 <atoi@plt>
mov    %eax,%ebx
mov    %rsp,%r15
mov    %r15,%rdi
xor    %esi,%esi
mov    $0xc,%edx
call   1090 <memset@plt>
mov    (%r12),%eax
mov    %eax,0x8(%rsp)
mov    0x8(%r14),%rsi
lea    0x4(%rsp),%rdi
mov    (%r14),%edx
call   10c0 <memmove@plt>
mov    %ebx,%edi
call   1060 <htons@plt>
mov    %eax,(%rsp)
mov    %ebp,%edi
mov    %r15,%rsi
mov    $0xc,%edx
call   1100 <connect@plt>
test   %eax,%eax
jns    12cb <main+0xdb>
lea    0xd93(%rip),%rdi
jmp    1373 <main+0x183>
lea    0xd4a(%rip),%r14
lea    0x10(%rsp),%rbx
mov    0x2d02(%rip),%r12
lea    0xd3a(%rip),%r15
cs nopw 0x0(%rax,%rax,1)
nop
mov    %r14,%rdi
xor    %eax,%eax
call   1080 <printf@plt>
mov    %rbx,%rdi
mov    $0x100,%esi
call   10d0 <bzero@plt>
mov    (%r12),%edx
mov    %rbx,%rdi
mov    $0xff,%esi
call   10a0 <fgets@plt>
mov    %rbx,%rdi
call   1050 <strlen@plt>
mov    %ebp,%edi
mov    %rbx,%rsi
mov    %eax,%edx
xor    %ecx,%ecx
call   1070 <send@plt>
test   %eax,%eax
js     1363 <main+0x173>
mov    %rbx,%rdi
mov    $0x100,%esi
call   10d0 <bzero@plt>
mov    %ebp,%edi
mov    %rbx,%rsi
mov    $0xff,%edx
xor    %ecx,%ecx
call   1030 <recv@plt>
test   %eax,%eax
js     136c <main+0x17c>
mov    %r15,%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1080 <printf@plt>
jmp    12f0 <main+0x100>
lea    0xcd9(%rip),%rdi
jmp    1373 <main+0x183>
lea    0xcba(%rip),%rdi
call   1040 <puts@plt>
mov    $0xffffffff,%edi
call   10f0 <exit@plt>

LLVM IR (-O0):
%struct.sockaddr_in = type { i32, %struct.TYPE_2__, i32 }
%struct.TYPE_2__ = type { i32 }
%struct.hostent = type { i32, i64 }
%struct.sockaddr = type { i32 }
@.str = [28 x i8] c"Usage: %s hostname port_no\0A\00"
@AF_INET = global i32 0
@SOCK_STREAM = global i32 0
@.str.1 = [25 x i8] c"Error: socket() Failed.\0A\00"
@.str.2 = [22 x i8] c"Error: No such host.\0A\00"
@.str.3 = [26 x i8] c"Error: connect() Failed.\0A\00"
@.str.4 = [3 x i8] c"< \00"
@stdin = global i32 0
@.str.5 = [23 x i8] c"Error: send() Failed.\0A\00"
@.str.6 = [23 x i8] c"Error: recv() Failed.\0A\00"
@.str.7 = [14 x i8] c"[server] > %s\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
%9 = alloca %struct.sockaddr_in
%10 = alloca %struct.hostent*
%11 = alloca [256 x i8]
%12 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%13 = load i32, i32* %4
%14 = icmp slt i32 %13, 3
br i1 %14, label %15, label %21
15: ; preds = %2
%16 = load i8**, i8*** %5
%17 = getelementptr inbounds i8*, i8** %16, i64 0
%18 = load i8*, i8** %17
%19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str, i64 0, i64 0), i8* %18)
%20 = call i32 @exit(i32 1)
unreachable
21: ; preds = %2
%22 = load i32, i32* @AF_INET
%23 = load i32, i32* @SOCK_STREAM
%24 = call i32 @socket(i32 %22, i32 %23, i32 0)
store i32 %24, i32* %6
%25 = load i32, i32* %6
%26 = icmp slt i32 %25, 0
br i1 %26, label %27, label %30
27: ; preds = %21
%28 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.1, i64 0, i64 0))
%29 = call i32 @exit(i32 -1)
unreachable
30: ; preds = %21
%31 = load i8**, i8*** %5
%32 = getelementptr inbounds i8*, i8** %31, i64 1
%33 = load i8*, i8** %32
%34 = call %struct.hostent* @gethostbyname(i8* %33)
store %struct.hostent* %34, %struct.hostent** %10
%35 = load %struct.hostent*, %struct.hostent** %10
%36 = icmp eq %struct.hostent* %35, null
br i1 %36, label %37, label %40
37: ; preds = %30
%38 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.2, i64 0, i64 0))
%39 = call i32 @exit(i32 -1)
unreachable
40: ; preds = %30
%41 = load i8**, i8*** %5
%42 = getelementptr inbounds i8*, i8** %41, i64 2
%43 = load i8*, i8** %42
%44 = call i32 @atoi(i8* %43)
store i32 %44, i32* %7
%45 = bitcast %struct.sockaddr_in* %9 to i8*
%46 = call i32 @memset(i8* %45, i32 0, i32 12)
%47 = load i32, i32* @AF_INET
%48 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %9, i32 0, i32 2
store i32 %47, i32* %48
%49 = load %struct.hostent*, %struct.hostent** %10
%50 = getelementptr inbounds %struct.hostent, %struct.hostent* %49, i32 0, i32 1
%51 = load i64, i64* %50
%52 = inttoptr i64 %51 to i8*
%53 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %9, i32 0, i32 1
%54 = getelementptr inbounds %struct.TYPE_2__, %struct.TYPE_2__* %53, i32 0, i32 0
%55 = bitcast i32* %54 to i8*
%56 = load %struct.hostent*, %struct.hostent** %10
%57 = getelementptr inbounds %struct.hostent, %struct.hostent* %56, i32 0, i32 0
%58 = load i32, i32* %57
%59 = call i32 @bcopy(i8* %52, i8* %55, i32 %58)
%60 = load i32, i32* %7
%61 = call i32 @htons(i32 %60)
%62 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %9, i32 0, i32 0
store i32 %61, i32* %62
%63 = load i32, i32* %6
%64 = bitcast %struct.sockaddr_in* %9 to %struct.sockaddr*
%65 = call i32 @connect(i32 %63, %struct.sockaddr* %64, i32 12)
store i32 %65, i32* %12
%66 = load i32, i32* %12
%67 = icmp slt i32 %66, 0
br i1 %67, label %68, label %71
68: ; preds = %40
%69 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.3, i64 0, i64 0))
%70 = call i32 @exit(i32 -1)
unreachable
71: ; preds = %40
br label %72
72: ; preds = %71, %100
%73 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.4, i64 0, i64 0))
%74 = getelementptr inbounds [256 x i8], [256 x i8]* %11, i64 0, i64 0
%75 = call i32 @bzero(i8* %74, i32 256)
%76 = getelementptr inbounds [256 x i8], [256 x i8]* %11, i64 0, i64 0
%77 = load i32, i32* @stdin
%78 = call i32 @fgets(i8* %76, i32 255, i32 %77)
%79 = load i32, i32* %6
%80 = getelementptr inbounds [256 x i8], [256 x i8]* %11, i64 0, i64 0
%81 = getelementptr inbounds [256 x i8], [256 x i8]* %11, i64 0, i64 0
%82 = call i32 @strlen(i8* %81)
%83 = call i32 @send(i32 %79, i8* %80, i32 %82, i32 0)
store i32 %83, i32* %8
%84 = load i32, i32* %8
%85 = icmp slt i32 %84, 0
br i1 %85, label %86, label %89
86: ; preds = %72
%87 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.5, i64 0, i64 0))
%88 = call i32 @exit(i32 -1)
unreachable
89: ; preds = %72
%90 = getelementptr inbounds [256 x i8], [256 x i8]* %11, i64 0, i64 0
%91 = call i32 @bzero(i8* %90, i32 256)
%92 = load i32, i32* %6
%93 = getelementptr inbounds [256 x i8], [256 x i8]* %11, i64 0, i64 0
%94 = call i32 @recv(i32 %92, i8* %93, i32 255, i32 0)
store i32 %94, i32* %8
%95 = load i32, i32* %8
%96 = icmp slt i32 %95, 0
br i1 %96, label %97, label %100
97: ; preds = %89
%98 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.6, i64 0, i64 0))
%99 = call i32 @exit(i32 -1)
unreachable
100: ; preds = %89
%101 = getelementptr inbounds [256 x i8], [256 x i8]* %11, i64 0, i64 0
%102 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.7, i64 0, i64 0), i8* %101)
br label %72
}

LLVM IR (-O2):
%struct.sockaddr_in = type { i32, %struct.TYPE_2__, i32 }
%struct.TYPE_2__ = type { i32 }
%struct.hostent = type { i32, i64 }
%struct.sockaddr = type { i32 }
@.str = [28 x i8] c"Usage: %s hostname port_no\0A\00"
@AF_INET = global i32 0
@SOCK_STREAM = global i32 0
@.str.4 = [3 x i8] c"< \00"
@stdin = global i32 0
@.str.7 = [14 x i8] c"[server] > %s\00"
@str = [22 x i8] c"Error: recv() Failed.\00"
@str.8 = [22 x i8] c"Error: send() Failed.\00"
@str.9 = [25 x i8] c"Error: connect() Failed.\00"
@str.10 = [21 x i8] c"Error: No such host.\00"
@str.11 = [24 x i8] c"Error: socket() Failed.\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = alloca %struct.sockaddr_in
%4 = alloca [256 x i8]
%5 = bitcast %struct.sockaddr_in* %3 to i8*
%6 = getelementptr inbounds [256 x i8], [256 x i8]* %4, i64 0, i64 0
%7 = icmp slt i32 %0, 3
br i1 %7, label %8, label %12
8: ; preds = %2
%9 = load i8*, i8** %1
%10 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @.str, i64 0, i64 0), i8* %9)
%11 = tail call i32 @exit(i32 1)
unreachable
12: ; preds = %2
%13 = load i32, i32* @AF_INET
%14 = load i32, i32* @SOCK_STREAM
%15 = tail call i32 @socket(i32 %13, i32 %14, i32 0)
%16 = icmp slt i32 %15, 0
br i1 %16, label %17, label %20
17: ; preds = %12
%18 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 x i8]* @str.11, i64 0, i64 0))
%19 = tail call i32 @exit(i32 -1)
unreachable
20: ; preds = %12
%21 = getelementptr inbounds i8*, i8** %1, i64 1
%22 = load i8*, i8** %21
%23 = tail call %struct.hostent* @gethostbyname(i8* %22)
%24 = icmp eq %struct.hostent* %23, null
br i1 %24, label %25, label %28
25: ; preds = %20
%26 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @str.10, i64 0, i64 0))
%27 = tail call i32 @exit(i32 -1)
unreachable
28: ; preds = %20
%29 = getelementptr inbounds i8*, i8** %1, i64 2
%30 = load i8*, i8** %29
%31 = tail call i32 @atoi(i8* %30)
%32 = call i32 @memset(i8* %5, i32 0, i32 12)
%33 = load i32, i32* @AF_INET
%34 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %3, i64 0, i32 2
store i32 %33, i32* %34
%35 = getelementptr inbounds %struct.hostent, %struct.hostent* %23, i64 0, i32 1
%36 = load i64, i64* %35
%37 = inttoptr i64 %36 to i8*
%38 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %3, i64 0, i32 1, i32 0
%39 = bitcast i32* %38 to i8*
%40 = getelementptr inbounds %struct.hostent, %struct.hostent* %23, i64 0, i32 0
%41 = load i32, i32* %40
%42 = call i32 @htons(i32 %31)
%43 = getelementptr inbounds %struct.sockaddr_in, %struct.sockaddr_in* %3, i64 0, i32 0
store i32 %42, i32* %43
%44 = bitcast %struct.sockaddr_in* %3 to %struct.sockaddr*
%45 = call i32 @connect(i32 %15, %struct.sockaddr* %44, i32 12)
%46 = icmp slt i32 %45, 0
br i1 %46, label %47, label %50
47: ; preds = %28
%48 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.9, i64 0, i64 0))
%49 = call i32 @exit(i32 -1)
unreachable
50: ; preds = %28, %68
%51 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.4, i64 0, i64 0))
%52 = call i32 @bzero(i8* %6, i32 256)
%53 = load i32, i32* @stdin
%54 = call i32 @fgets(i8* %6, i32 255, i32 %53)
%55 = call i32 @strlen(i8* %6)
%56 = call i32 @send(i32 %15, i8* %6, i32 %55, i32 0)
%57 = icmp slt i32 %56, 0
br i1 %57, label %58, label %61
58: ; preds = %50
%59 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @str.8, i64 0, i64 0))
%60 = call i32 @exit(i32 -1)
unreachable
61: ; preds = %50
%62 = call i32 @bzero(i8* %6, i32 256)
%63 = call i32 @recv(i32 %15, i8* %6, i32 255, i32 0)
%64 = icmp slt i32 %63, 0
br i1 %64, label %65, label %68
65: ; preds = %61
%66 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @str, i64 0, i64 0))
%67 = call i32 @exit(i32 -1)
unreachable
68: ; preds = %61
%69 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str.7, i64 0, i64 0), i8* %6)
br label %50
}