#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 */
typedef int /*<<< orphan*/ FILE;

/* Variables and functions */
int /*<<< orphan*/ errorInt(char *, int);
int /*<<< orphan*/ errorString(char *, char *);
int /*<<< orphan*/ exit(int /*<<< orphan*/);
scalar_t__ fclose(int /*<<< orphan*/ *);
int /*<<< orphan*/ *fgets(char *, int, int /*<<< orphan*/ *);
int /*<<< orphan*/ *fopen(char *, char *);
int /*<<< orphan*/ fputs(char *, int /*<<< orphan*/);
int /*<<< orphan*/ stdout;
size_t strlen(char *);
int /*<<< orphan*/ usage(char *);
int main(int argc, char **argv) {
  FILE *files[256];
  if (argc == 1)
    usage("no input files specified");
  int numInputFiles = argc - 1;
  for (int fileIndex = 0; fileIndex < numInputFiles; fileIndex++) {
    int argIndex = fileIndex + 1;
    if (fileIndex >= 256)
      errorInt("code written to read only %d files", 256);
    FILE *fp = fopen(argv[argIndex], "r");
    if (fp == NULL)
      errorString("could not open file %s for input", argv[argIndex]);
    files[fileIndex] = fp;
  }
  char inputRecord[10000];
  int done = 0;
  while (1) {
    for (int fileIndex = 0; fileIndex < numInputFiles; fileIndex++) {
      if (fgets(inputRecord, 10000, files[fileIndex]) == NULL) {
        if (fileIndex == 0) {
          done = 1;
          break;
        }
        errorInt(
            "end of file on file number %d while more records in first file",
            fileIndex);
      }
      size_t len = strlen(inputRecord);
      if (inputRecord[len - 1] == '\n')
        inputRecord[len - 1] = '\0';
      if (fileIndex > 0)
        fputs(",", stdout);
      fputs(inputRecord, stdout);
    }
    if (done)
      break;
    fputs("\n", stdout);
  }
  for (int fileIndex = 0; fileIndex < numInputFiles; fileIndex++) {
    if (fclose(files[fileIndex]) != 0)
      errorInt("unable to close input file number %d", fileIndex);
  }
  exit(0);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x2f60,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x1,-0x8(%rbp)
jne    11bf <main+0x2f>
lea    0xe46(%rip),%rdi
call   1080 <usage@plt>
mov    -0x8(%rbp),%eax
sub    $0x1,%eax
mov    %eax,-0x814(%rbp)
movl   $0x0,-0x818(%rbp)
mov    -0x818(%rbp),%eax
cmp    -0x814(%rbp),%eax
jge    128c <main+0xfc>
mov    -0x818(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x81c(%rbp)
cmpl   $0x100,-0x818(%rbp)
jl     1217 <main+0x87>
lea    0xe0c(%rip),%rdi
mov    $0x100,%esi
call   1090 <errorInt@plt>
mov    -0x10(%rbp),%rax
movslq -0x81c(%rbp),%rcx
mov    (%rax,%rcx,8),%rdi
lea    0xe0f(%rip),%rsi
call   10a0 <fopen@plt>
mov    %rax,-0x828(%rbp)
cmpq   $0x0,-0x828(%rbp)
jne    1262 <main+0xd2>
mov    -0x10(%rbp),%rax
movslq -0x81c(%rbp),%rcx
mov    (%rax,%rcx,8),%rsi
lea    0xde1(%rip),%rdi
call   1070 <errorString@plt>
mov    -0x828(%rbp),%rcx
movslq -0x818(%rbp),%rax
mov    %rcx,-0x810(%rbp,%rax,8)
ff
mov    -0x818(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x818(%rbp)
jmp    11d5 <main+0x45>
movl   $0x0,-0x2f44(%rbp)
movl   $0x0,-0x2f48(%rbp)
mov    -0x2f48(%rbp),%eax
cmp    -0x814(%rbp),%eax
jge    1397 <main+0x207>
lea    -0x2f40(%rbp),%rdi
movslq -0x2f48(%rbp),%rax
mov    -0x810(%rbp,%rax,8),%rdx
ff
mov    $0x2710,%esi
call   1060 <fgets@plt>
cmp    $0x0,%rax
jne    130a <main+0x17a>
cmpl   $0x0,-0x2f48(%rbp)
jne    12f8 <main+0x168>
movl   $0x1,-0x2f44(%rbp)
jmp    1397 <main+0x207>
mov    -0x2f48(%rbp),%esi
lea    0xd5a(%rip),%rdi
call   1090 <errorInt@plt>
lea    -0x2f40(%rbp),%rdi
call   1040 <strlen@plt>
mov    %rax,-0x2f50(%rbp)
mov    -0x2f50(%rbp),%rax
sub    $0x1,%rax
movsbl -0x2f40(%rbp,%rax,1),%eax
ff
cmp    $0xa,%eax
jne    134c <main+0x1bc>
mov    -0x2f50(%rbp),%rax
sub    $0x1,%rax
movb   $0x0,-0x2f40(%rbp,%rax,1)
cmpl   $0x0,-0x2f48(%rbp)
jle    136e <main+0x1de>
mov    0x2c80(%rip),%rax
mov    (%rax),%esi
lea    0xd35(%rip),%rdi
call   1050 <fputs@plt>
lea    -0x2f40(%rbp),%rdi
mov    0x2c64(%rip),%rax
mov    (%rax),%esi
call   1050 <fputs@plt>
mov    -0x2f48(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x2f48(%rbp)
jmp    12a0 <main+0x110>
cmpl   $0x0,-0x2f44(%rbp)
je     13a9 <main+0x219>
jmp    13c3 <main+0x233>
mov    0x2c30(%rip),%rax
mov    (%rax),%esi
lea    0xce7(%rip),%rdi
call   1050 <fputs@plt>
jmp    1296 <main+0x106>
movl   $0x0,-0x2f54(%rbp)
mov    -0x2f54(%rbp),%eax
cmp    -0x814(%rbp),%eax
jge    1428 <main+0x298>
movslq -0x2f54(%rbp),%rax
mov    -0x810(%rbp,%rax,8),%rdi
ff
call   1030 <fclose@plt>
cmp    $0x0,%rax
je     140f <main+0x27f>
mov    -0x2f54(%rbp),%esi
lea    0xc98(%rip),%rdi
call   1090 <errorInt@plt>
jmp    1414 <main+0x284>
mov    -0x2f54(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x2f54(%rbp)
jmp    13cd <main+0x23d>
xor    %edi,%edi
call   10b0 <exit@plt>

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
sub    $0x2f28,%rsp
cmp    $0x1,%edi
jne    11c1 <main+0x31>
lea    0xe53(%rip),%rdi
call   1080 <usage@plt>
movl   $0x0,0x8(%rsp)
xor    %ecx,%ecx
jmp    1261 <main+0xd1>
lea    -0x1(%rdi),%ecx
cmp    $0x2,%edi
setge  %al
mov    %eax,0x8(%rsp)
jl     1253 <main+0xc3>
mov    %rsi,%r13
mov    %ecx,0xc(%rsp)
mov    %ecx,%ebp
xor    %r12d,%r12d
lea    0xe55(%rip),%r15
jmp    1217 <main+0x87>
nopl   0x0(%rax)
lea    0x1(%r12),%r14
mov    0x8(%r13,%r12,8),%rdi
mov    %r15,%rsi
call   10a0 <fopen@plt>
mov    %rax,%rbx
test   %rax,%rax
je     1240 <main+0xb0>
mov    %rbx,0x10(%rsp,%r12,8)
mov    %r14,%r12
cmp    %r14,%rbp
je     125d <main+0xcd>
cmp    $0x100,%r12
jb     11f0 <main+0x60>
lea    0xdf2(%rip),%rdi
mov    $0x100,%esi
call   1090 <errorInt@plt>
jmp    11f0 <main+0x60>
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
mov    0x8(%r13,%r12,8),%rsi
lea    0xdf2(%rip),%rdi
call   1070 <errorString@plt>
jmp    120a <main+0x7a>
movl   $0x0,0x8(%rsp)
jmp    1261 <main+0xd1>
mov    0xc(%rsp),%ecx
mov    %ecx,%r12d
lea    0x810(%rsp),%r13
lea    0xdec(%rip),%r14
mov    0x2d66(%rip),%rbp
lea    0xe1d(%rip),%r15
jmp    129f <main+0x10f>
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
mov    0x0(%rbp),%esi
lea    0xe06(%rip),%rdi
call   1050 <fputs@plt>
cmpb   $0x0,0x8(%rsp)
je     1290 <main+0x100>
xor    %ebx,%ebx
jmp    12c4 <main+0x134>
nopw   0x0(%rax,%rax,1)
mov    0x0(%rbp),%esi
mov    %r13,%rdi
call   1050 <fputs@plt>
add    $0x1,%rbx
cmp    %rbx,%r12
je     1290 <main+0x100>
mov    0x10(%rsp,%rbx,8),%rdx
mov    %r13,%rdi
mov    $0x2710,%esi
call   1060 <fgets@plt>
test   %rax,%rax
jne    12ea <main+0x15a>
test   %rbx,%rbx
je     1314 <main+0x184>
mov    %r14,%rdi
mov    %ebx,%esi
call   1090 <errorInt@plt>
mov    %r13,%rdi
call   1040 <strlen@plt>
cmpb   $0xa,-0x1(%rax,%r13,1)
jne    1302 <main+0x172>
movb   $0x0,0x80f(%rsp,%rax,1)
test   %rbx,%rbx
je     12b0 <main+0x120>
mov    0x0(%rbp),%esi
mov    %r15,%rdi
call   1050 <fputs@plt>
jmp    12b0 <main+0x120>
xor    %ebx,%ebx
lea    0xd85(%rip),%r14
jmp    1329 <main+0x199>
nop
add    $0x1,%rbx
cmp    %rbx,%r12
je     1344 <main+0x1b4>
mov    0x10(%rsp,%rbx,8),%rdi
call   1030 <fclose@plt>
test   %rax,%rax
je     1320 <main+0x190>
mov    %r14,%rdi
mov    %ebx,%esi
call   1090 <errorInt@plt>
jmp    1320 <main+0x190>
xor    %edi,%edi
call   10b0 <exit@plt>

LLVM IR (-O0):
@.str = [25 x i8] c"no input files specified\00"
@.str.1 = [35 x i8] c"code written to read only %d files\00"
@.str.2 = [2 x i8] c"r\00"
@.str.3 = [33 x i8] c"could not open file %s for input\00"
@.str.4 = [63 x i8] c"end of file on file number %d while more records in first file\00"
@.str.5 = [2 x i8] c",\00"
@stdout = global i32 0
@.str.6 = [2 x i8] c"\0A\00"
@.str.7 = [37 x i8] c"unable to close input file number %d\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca [256 x i32*]
%7 = alloca i32
%8 = alloca i32
%9 = alloca i32
%10 = alloca i32*
%11 = alloca [10000 x i8]
%12 = alloca i32
%13 = alloca i32
%14 = alloca i64
%15 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%16 = load i32, i32* %4
%17 = icmp eq i32 %16, 1
br i1 %17, label %18, label %20
18: ; preds = %2
%19 = call i32 @usage(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
br label %20
20: ; preds = %18, %2
%21 = load i32, i32* %4
%22 = sub nsw i32 %21, 1
store i32 %22, i32* %7
store i32 0, i32* %8
br label %23
23: ; preds = %55, %20
%24 = load i32, i32* %8
%25 = load i32, i32* %7
%26 = icmp slt i32 %24, %25
br i1 %26, label %27, label %58
27: ; preds = %23
%28 = load i32, i32* %8
%29 = add nsw i32 %28, 1
store i32 %29, i32* %9
%30 = load i32, i32* %8
%31 = icmp sge i32 %30, 256
br i1 %31, label %32, label %34
32: ; preds = %27
%33 = call i32 @errorInt(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.1, i64 0, i64 0), i32 256)
br label %34
34: ; preds = %32, %27
%35 = load i8**, i8*** %5
%36 = load i32, i32* %9
%37 = sext i32 %36 to i64
%38 = getelementptr inbounds i8*, i8** %35, i64 %37
%39 = load i8*, i8** %38
%40 = call i32* @fopen(i8* %39, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
store i32* %40, i32** %10
%41 = load i32*, i32** %10
%42 = icmp eq i32* %41, null
br i1 %42, label %43, label %50
43: ; preds = %34
%44 = load i8**, i8*** %5
%45 = load i32, i32* %9
%46 = sext i32 %45 to i64
%47 = getelementptr inbounds i8*, i8** %44, i64 %46
%48 = load i8*, i8** %47
%49 = call i32 @errorString(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.3, i64 0, i64 0), i8* %48)
br label %50
50: ; preds = %43, %34
%51 = load i32*, i32** %10
%52 = load i32, i32* %8
%53 = sext i32 %52 to i64
%54 = getelementptr inbounds [256 x i32*], [256 x i32*]* %6, i64 0, i64 %53
store i32* %51, i32** %54
br label %55
55: ; preds = %50
%56 = load i32, i32* %8
%57 = add nsw i32 %56, 1
store i32 %57, i32* %8
br label %23
58: ; preds = %23
store i32 0, i32* %12
br label %59
59: ; preds = %58, %109
store i32 0, i32* %13
br label %60
60: ; preds = %102, %59
%61 = load i32, i32* %13
%62 = load i32, i32* %7
%63 = icmp slt i32 %61, %62
br i1 %63, label %64, label %105
64: ; preds = %60
%65 = getelementptr inbounds [10000 x i8], [10000 x i8]* %11, i64 0, i64 0
%66 = load i32, i32* %13
%67 = sext i32 %66 to i64
%68 = getelementptr inbounds [256 x i32*], [256 x i32*]* %6, i64 0, i64 %67
%69 = load i32*, i32** %68
%70 = call i32* @fgets(i8* %65, i32 10000, i32* %69)
%71 = icmp eq i32* %70, null
br i1 %71, label %72, label %79
72: ; preds = %64
%73 = load i32, i32* %13
%74 = icmp eq i32 %73, 0
br i1 %74, label %75, label %76
75: ; preds = %72
store i32 1, i32* %12
br label %105
76: ; preds = %72
%77 = load i32, i32* %13
%78 = call i32 @errorInt(i8* getelementptr inbounds ([63 x i8], [63 x i8]* @.str.4, i64 0, i64 0), i32 %77)
br label %79
79: ; preds = %76, %64
%80 = getelementptr inbounds [10000 x i8], [10000 x i8]* %11, i64 0, i64 0
%81 = call i64 @strlen(i8* %80)
store i64 %81, i64* %14
%82 = load i64, i64* %14
%83 = sub i64 %82, 1
%84 = getelementptr inbounds [10000 x i8], [10000 x i8]* %11, i64 0, i64 %83
%85 = load i8, i8* %84
%86 = sext i8 %85 to i32
%87 = icmp eq i32 %86, 10
br i1 %87, label %88, label %92
88: ; preds = %79
%89 = load i64, i64* %14
%90 = sub i64 %89, 1
%91 = getelementptr inbounds [10000 x i8], [10000 x i8]* %11, i64 0, i64 %90
store i8 0, i8* %91
br label %92
92: ; preds = %88, %79
%93 = load i32, i32* %13
%94 = icmp sgt i32 %93, 0
br i1 %94, label %95, label %98
95: ; preds = %92
%96 = load i32, i32* @stdout
%97 = call i32 @fputs(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.5, i64 0, i64 0), i32 %96)
br label %98
98: ; preds = %95, %92
%99 = getelementptr inbounds [10000 x i8], [10000 x i8]* %11, i64 0, i64 0
%100 = load i32, i32* @stdout
%101 = call i32 @fputs(i8* %99, i32 %100)
br label %102
102: ; preds = %98
%103 = load i32, i32* %13
%104 = add nsw i32 %103, 1
store i32 %104, i32* %13
br label %60
105: ; preds = %75, %60
%106 = load i32, i32* %12
%107 = icmp ne i32 %106, 0
br i1 %107, label %108, label %109
108: ; preds = %105
br label %112
109: ; preds = %105
%110 = load i32, i32* @stdout
%111 = call i32 @fputs(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.6, i64 0, i64 0), i32 %110)
br label %59
112: ; preds = %108
store i32 0, i32* %15
br label %113
113: ; preds = %128, %112
%114 = load i32, i32* %15
%115 = load i32, i32* %7
%116 = icmp slt i32 %114, %115
br i1 %116, label %117, label %131
117: ; preds = %113
%118 = load i32, i32* %15
%119 = sext i32 %118 to i64
%120 = getelementptr inbounds [256 x i32*], [256 x i32*]* %6, i64 0, i64 %119
%121 = load i32*, i32** %120
%122 = call i64 @fclose(i32* %121)
%123 = icmp ne i64 %122, 0
br i1 %123, label %124, label %127
124: ; preds = %117
%125 = load i32, i32* %15
%126 = call i32 @errorInt(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.7, i64 0, i64 0), i32 %125)
br label %127
127: ; preds = %124, %117
br label %128
128: ; preds = %127
%129 = load i32, i32* %15
%130 = add nsw i32 %129, 1
store i32 %130, i32* %15
br label %113
131: ; preds = %113
%132 = call i32 @exit(i32 0)
unreachable
}

LLVM IR (-O2):
@.str = [25 x i8] c"no input files specified\00"
@.str.1 = [35 x i8] c"code written to read only %d files\00"
@.str.2 = [2 x i8] c"r\00"
@.str.3 = [33 x i8] c"could not open file %s for input\00"
@.str.4 = [63 x i8] c"end of file on file number %d while more records in first file\00"
@.str.5 = [2 x i8] c",\00"
@stdout = global i32 0
@.str.6 = [2 x i8] c"\0A\00"
@.str.7 = [37 x i8] c"unable to close input file number %d\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = alloca [256 x i32*]
%4 = alloca [10000 x i8]
%5 = bitcast [256 x i32*]* %3 to i8*
%6 = icmp eq i32 %0, 1
br i1 %6, label %7, label %9
7: ; preds = %2
%8 = tail call i32 @usage(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
br label %14
9: ; preds = %2
%10 = add i32 %0, -1
%11 = icmp sgt i32 %0, 1
br i1 %11, label %12, label %14
12: ; preds = %9
%13 = zext i32 %10 to i64
br label %19
14: ; preds = %33, %7, %9
%15 = phi i1 [ false, %7 ], [ false, %9 ], [ %11, %33 ]
%16 = phi i32 [ 0, %7 ], [ %10, %9 ], [ %10, %33 ]
%17 = getelementptr inbounds [10000 x i8], [10000 x i8]* %4, i64 0, i64 0
%18 = zext i32 %16 to i64
br label %36
19: ; preds = %12, %33
%20 = phi i64 [ 0, %12 ], [ %21, %33 ]
%21 = add nuw nsw i64 %20, 1
%22 = icmp ugt i64 %20, 255
br i1 %22, label %23, label %25
23: ; preds = %19
%24 = tail call i32 @errorInt(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.1, i64 0, i64 0), i32 256)
br label %25
25: ; preds = %23, %19
%26 = getelementptr inbounds i8*, i8** %1, i64 %21
%27 = load i8*, i8** %26
%28 = tail call i32* @fopen(i8* %27, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%29 = icmp eq i32* %28, null
br i1 %29, label %30, label %33
30: ; preds = %25
%31 = load i8*, i8** %26
%32 = tail call i32 @errorString(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.3, i64 0, i64 0), i8* %31)
br label %33
33: ; preds = %30, %25
%34 = getelementptr inbounds [256 x i32*], [256 x i32*]* %3, i64 0, i64 %20
store i32* %28, i32** %34
%35 = icmp eq i64 %21, %13
br i1 %35, label %14, label %19
36: ; preds = %67, %14
br i1 %15, label %37, label %67
37: ; preds = %36, %62
%38 = phi i64 [ %65, %62 ], [ 0, %36 ]
%39 = getelementptr inbounds [256 x i32*], [256 x i32*]* %3, i64 0, i64 %38
%40 = load i32*, i32** %39
%41 = call i32* @fgets(i8* %17, i32 10000, i32* %40)
%42 = icmp eq i32* %41, null
br i1 %42, label %43, label %50
43: ; preds = %37
%44 = icmp eq i64 %38, 0
br i1 %44, label %45, label %47
45: ; preds = %43
%46 = zext i32 %16 to i64
br label %72
47: ; preds = %43
%48 = trunc i64 %38 to i32
%49 = call i32 @errorInt(i8* getelementptr inbounds ([63 x i8], [63 x i8]* @.str.4, i64 0, i64 0), i32 %48)
br label %50
50: ; preds = %47, %37
%51 = call i64 @strlen(i8* %17)
%52 = add i64 %51, -1
%53 = getelementptr inbounds [10000 x i8], [10000 x i8]* %4, i64 0, i64 %52
%54 = load i8, i8* %53
%55 = icmp eq i8 %54, 10
br i1 %55, label %56, label %57
56: ; preds = %50
store i8 0, i8* %53
br label %57
57: ; preds = %56, %50
%58 = icmp eq i64 %38, 0
br i1 %58, label %62, label %59
59: ; preds = %57
%60 = load i32, i32* @stdout
%61 = call i32 @fputs(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.5, i64 0, i64 0), i32 %60)
br label %62
62: ; preds = %59, %57
%63 = load i32, i32* @stdout
%64 = call i32 @fputs(i8* %17, i32 %63)
%65 = add nuw nsw i64 %38, 1
%66 = icmp eq i64 %65, %18
br i1 %66, label %67, label %37
67: ; preds = %62, %36
%68 = load i32, i32* @stdout
%69 = call i32 @fputs(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.6, i64 0, i64 0), i32 %68)
br label %36
70: ; preds = %81
%71 = call i32 @exit(i32 0)
unreachable
72: ; preds = %45, %81
%73 = phi i64 [ 0, %45 ], [ %82, %81 ]
%74 = getelementptr inbounds [256 x i32*], [256 x i32*]* %3, i64 0, i64 %73
%75 = load i32*, i32** %74
%76 = call i64 @fclose(i32* %75)
%77 = icmp eq i64 %76, 0
br i1 %77, label %81, label %78
78: ; preds = %72
%79 = trunc i64 %73 to i32
%80 = call i32 @errorInt(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.7, i64 0, i64 0), i32 %79)
br label %81
81: ; preds = %72, %78
%82 = add nuw nsw i64 %73, 1
%83 = icmp eq i64 %82, %46
br i1 %83, label %70, label %72
}