#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 EOF;
int EXIT_FAILURE;
int EXIT_SUCCESS;
int /*<<< orphan*/ fclose(int /*<<< orphan*/ *);
int fgetc(int /*<<< orphan*/ *);
int /*<<< orphan*/ *fopen(char *, char *);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *, ...);
int /*<<< orphan*/ print_usage(char *);
int /*<<< orphan*/ stderr;
scalar_t__ strcmp(char *, char *);
int main(int argc, char **argv) {
  if (argc != 3) {
    print_usage(argv[0]);
    if (argc == 2 && strcmp(argv[1], "--help") == 0)
      return EXIT_SUCCESS;
    return EXIT_FAILURE;
  }
  FILE *fp1 = fopen(argv[1], "rb");
  if (fp1 == NULL) {
    fprintf(stderr, "Failed to open filename '%s'\n", argv[1]);
    return 2;
  }
  FILE *fp2 = fopen(argv[2], "rb");
  if (fp2 == NULL) {
    fprintf(stderr, "Failed to open filename '%s'\n", argv[2]);
    return 2;
  }
  int ret = EXIT_SUCCESS;
  int byte_counter = 0;
  int ch1, ch2;
  int tolerance = 5;
  while (ret == EXIT_SUCCESS) {
    ch1 = fgetc(fp1);
    ch2 = fgetc(fp2);
    if (ch1 == ch2 && ch1 == EOF) {
      break;
    } else if (ch1 == EOF || ch2 == EOF) {
      fprintf(stderr, "'%s' is shorter than '%s'\n", argv[(ch1 == EOF ? 1 : 2)],
              argv[(ch2 == EOF ? 1 : 2)]);
      ret = EXIT_FAILURE;
    } else if (ch1 - ch2 < -tolerance || ch1 - ch2 > tolerance) {
      fprintf(stderr, "Difference found at byte %d\n", byte_counter);
      ret = EXIT_FAILURE;
    }
    byte_counter++;
  }
  fclose(fp1);
  fclose(fp2);
  return ret;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x3,-0x8(%rbp)
je     11d6 <main+0x76>
mov    -0x10(%rbp),%rax
mov    (%rax),%rdi
call   1080 <print_usage@plt>
cmpl   $0x2,-0x8(%rbp)
jne    11c5 <main+0x65>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
lea    0xe5b(%rip),%rsi
call   1050 <strcmp@plt>
cmp    $0x0,%rax
jne    11c5 <main+0x65>
mov    0x2e0d(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x4(%rbp)
jmp    13ee <main+0x28e>
mov    0x2e04(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x4(%rbp)
jmp    13ee <main+0x28e>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
lea    0xe22(%rip),%rsi
call   1070 <fopen@plt>
mov    %rax,-0x18(%rbp)
cmpq   $0x0,-0x18(%rbp)
jne    1224 <main+0xc4>
mov    0x2dd8(%rip),%rax
mov    (%rax),%edi
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdx
lea    0xdf9(%rip),%rsi
mov    $0x0,%al
call   1060 <fprintf@plt>
movl   $0x2,-0x4(%rbp)
jmp    13ee <main+0x28e>
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rdi
lea    0xdd4(%rip),%rsi
call   1070 <fopen@plt>
mov    %rax,-0x20(%rbp)
cmpq   $0x0,-0x20(%rbp)
jne    1272 <main+0x112>
mov    0x2d8a(%rip),%rax
mov    (%rax),%edi
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rdx
lea    0xdab(%rip),%rsi
mov    $0x0,%al
call   1060 <fprintf@plt>
movl   $0x2,-0x4(%rbp)
jmp    13ee <main+0x28e>
mov    0x2d4f(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x24(%rbp)
movl   $0x0,-0x28(%rbp)
movl   $0x5,-0x34(%rbp)
mov    -0x24(%rbp),%eax
mov    0x2d32(%rip),%rcx
cmp    (%rcx),%eax
jne    13d6 <main+0x276>
mov    -0x18(%rbp),%rdi
call   1040 <fgetc@plt>
mov    %eax,-0x2c(%rbp)
mov    -0x20(%rbp),%rdi
call   1040 <fgetc@plt>
mov    %eax,-0x30(%rbp)
mov    -0x2c(%rbp),%eax
cmp    -0x30(%rbp),%eax
jne    12d9 <main+0x179>
mov    -0x2c(%rbp),%eax
mov    0x2d1c(%rip),%rcx
cmp    (%rcx),%eax
jne    12d9 <main+0x179>
jmp    13d6 <main+0x276>
mov    -0x2c(%rbp),%eax
mov    0x2d05(%rip),%rcx
cmp    (%rcx),%eax
je     12fd <main+0x19d>
mov    -0x30(%rbp),%eax
mov    0x2cf3(%rip),%rcx
cmp    (%rcx),%eax
jne    1376 <main+0x216>
mov    0x2cd4(%rip),%rax
mov    (%rax),%edi
mov    -0x10(%rbp),%rax
mov    -0x2c(%rbp),%esi
mov    0x2cd4(%rip),%rcx
mov    (%rcx),%r8d
mov    $0x2,%ecx
mov    $0x1,%edx
cmp    %r8d,%esi
cmove  %edx,%ecx
movslq %ecx,%rcx
mov    (%rax,%rcx,8),%rdx
mov    -0x10(%rbp),%rax
mov    -0x30(%rbp),%r8d
mov    0x2cab(%rip),%rcx
mov    (%rcx),%r9d
mov    $0x2,%ecx
mov    $0x1,%esi
cmp    %r9d,%r8d
cmove  %esi,%ecx
movslq %ecx,%rcx
mov    (%rax,%rcx,8),%rcx
lea    0xcca(%rip),%rsi
mov    $0x0,%al
call   1060 <fprintf@plt>
mov    0x2c64(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x24(%rbp)
jmp    13c3 <main+0x263>
mov    -0x2c(%rbp),%eax
sub    -0x30(%rbp),%eax
xor    %ecx,%ecx
sub    -0x34(%rbp),%ecx
cmp    %ecx,%eax
jl     1398 <main+0x238>
mov    -0x2c(%rbp),%eax
sub    -0x30(%rbp),%eax
cmp    -0x34(%rbp),%eax
jle    13be <main+0x25e>
mov    0x2c39(%rip),%rax
mov    (%rax),%edi
mov    -0x28(%rbp),%edx
lea    0xc98(%rip),%rsi
mov    $0x0,%al
call   1060 <fprintf@plt>
mov    0x2c17(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x24(%rbp)
jmp    13c3 <main+0x263>
jmp    13c8 <main+0x268>
mov    -0x28(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x28(%rbp)
jmp    128c <main+0x12c>
mov    -0x18(%rbp),%rdi
call   1030 <fclose@plt>
mov    -0x20(%rbp),%rdi
call   1030 <fclose@plt>
mov    -0x24(%rbp),%eax
mov    %eax,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
mov    %rsi,%rbx
cmp    $0x3,%edi
jne    1262 <main+0x102>
mov    0x8(%rbx),%rdi
lea    0xe85(%rip),%rsi
call   1070 <fopen@plt>
test   %rax,%rax
je     12a1 <main+0x141>
mov    %rax,%r14
mov    0x10(%rbx),%rdi
lea    0xe69(%rip),%rsi
call   1070 <fopen@plt>
test   %rax,%rax
je     12b0 <main+0x150>
mov    %rax,%r15
mov    0x2e12(%rip),%rax
mov    (%rax),%ebp
xor    %r13d,%r13d
jmp    120d <main+0xad>
nopl   (%rax)
xor    %esi,%esi
cmp    %ecx,%eax
setne  %sil
xor    %eax,%eax
cmp    %ecx,%r12d
setne  %al
mov    0x2e01(%rip),%rcx
mov    (%rcx),%edi
mov    0x8(%rbx,%rax,8),%rdx
mov    0x8(%rbx,%rsi,8),%rcx
lea    0xe3e(%rip),%rsi
xor    %eax,%eax
call   1060 <fprintf@plt>
mov    0x2dd8(%rip),%rax
mov    (%rax),%ebp
add    $0x1,%r13d
mov    0x2dc3(%rip),%rax
cmp    (%rax),%ebp
jne    128f <main+0x12f>
mov    %r14,%rdi
call   1040 <fgetc@plt>
mov    %eax,%r12d
mov    %r15,%rdi
call   1040 <fgetc@plt>
mov    %r12d,%edx
mov    0x2dbe(%rip),%rcx
mov    (%rcx),%ecx
sub    %eax,%edx
jne    1235 <main+0xd5>
cmp    %ecx,%r12d
je     128f <main+0x12f>
cmp    %ecx,%r12d
je     11c0 <main+0x60>
cmp    %ecx,%eax
je     11c0 <main+0x60>
add    $0xfffffffa,%edx
cmp    $0xfffffff4,%edx
ja     11fa <main+0x9a>
mov    0x2d8b(%rip),%rax
mov    (%rax),%edi
lea    0xded(%rip),%rsi
mov    %r13d,%edx
xor    %eax,%eax
call   1060 <fprintf@plt>
jmp    11f1 <main+0x91>
mov    %edi,%ebp
mov    (%rbx),%rdi
call   1080 <print_usage@plt>
cmp    $0x2,%ebp
jne    1286 <main+0x126>
mov    0x8(%rbx),%rdi
lea    0xd84(%rip),%rsi
call   1050 <strcmp@plt>
test   %rax,%rax
je     12d2 <main+0x172>
mov    0x2d43(%rip),%rax
jmp    12d9 <main+0x179>
mov    %r14,%rdi
call   1030 <fclose@plt>
mov    %r15,%rdi
call   1030 <fclose@plt>
jmp    12db <main+0x17b>
mov    0x2d30(%rip),%rax
mov    (%rax),%edi
mov    0x8(%rbx),%rdx
jmp    12bd <main+0x15d>
mov    0x2d21(%rip),%rax
mov    (%rax),%edi
mov    0x10(%rbx),%rdx
lea    0xd46(%rip),%rsi
xor    %eax,%eax
call   1060 <fprintf@plt>
mov    $0x2,%ebp
jmp    12db <main+0x17b>
mov    0x2cef(%rip),%rax
mov    (%rax),%ebp
mov    %ebp,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [7 x i8] c"--help\00"
@EXIT_SUCCESS = global i32 0
@EXIT_FAILURE = global i32 0
@.str.1 = [3 x i8] c"rb\00"
@stderr = global i32 0
@.str.2 = [30 x i8] c"Failed to open filename '%s'\0A\00"
@EOF = global i32 0
@.str.3 = [27 x i8] c"'%s' is shorter than '%s'\0A\00"
@.str.4 = [29 x i8] c"Difference found at byte %d\0A\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 i32
%10 = alloca i32
%11 = alloca i32
%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 ne i32 %13, 3
br i1 %14, label %15, label %32
15: ; preds = %2
%16 = load i8**, i8*** %5
%17 = getelementptr inbounds i8*, i8** %16, i64 0
%18 = load i8*, i8** %17
%19 = call i32 @print_usage(i8* %18)
%20 = load i32, i32* %4
%21 = icmp eq i32 %20, 2
br i1 %21, label %22, label %30
22: ; preds = %15
%23 = load i8**, i8*** %5
%24 = getelementptr inbounds i8*, i8** %23, i64 1
%25 = load i8*, i8** %24
%26 = call i64 @strcmp(i8* %25, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i64 0, i64 0))
%27 = icmp eq i64 %26, 0
br i1 %27, label %28, label %30
28: ; preds = %22
%29 = load i32, i32* @EXIT_SUCCESS
store i32 %29, i32* %3
br label %136
30: ; preds = %22, %15
%31 = load i32, i32* @EXIT_FAILURE
store i32 %31, i32* %3
br label %136
32: ; preds = %2
%33 = load i8**, i8*** %5
%34 = getelementptr inbounds i8*, i8** %33, i64 1
%35 = load i8*, i8** %34
%36 = call i32* @fopen(i8* %35, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
store i32* %36, i32** %6
%37 = load i32*, i32** %6
%38 = icmp eq i32* %37, null
br i1 %38, label %39, label %45
39: ; preds = %32
%40 = load i32, i32* @stderr
%41 = load i8**, i8*** %5
%42 = getelementptr inbounds i8*, i8** %41, i64 1
%43 = load i8*, i8** %42
%44 = call i32 (i32, i8*, ...) @fprintf(i32 %40, i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0), i8* %43)
store i32 2, i32* %3
br label %136
45: ; preds = %32
%46 = load i8**, i8*** %5
%47 = getelementptr inbounds i8*, i8** %46, i64 2
%48 = load i8*, i8** %47
%49 = call i32* @fopen(i8* %48, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
store i32* %49, i32** %7
%50 = load i32*, i32** %7
%51 = icmp eq i32* %50, null
br i1 %51, label %52, label %58
52: ; preds = %45
%53 = load i32, i32* @stderr
%54 = load i8**, i8*** %5
%55 = getelementptr inbounds i8*, i8** %54, i64 2
%56 = load i8*, i8** %55
%57 = call i32 (i32, i8*, ...) @fprintf(i32 %53, i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0), i8* %56)
store i32 2, i32* %3
br label %136
58: ; preds = %45
%59 = load i32, i32* @EXIT_SUCCESS
store i32 %59, i32* %8
store i32 0, i32* %9
store i32 5, i32* %12
br label %60
60: ; preds = %127, %58
%61 = load i32, i32* %8
%62 = load i32, i32* @EXIT_SUCCESS
%63 = icmp eq i32 %61, %62
br i1 %63, label %64, label %130
64: ; preds = %60
%65 = load i32*, i32** %6
%66 = call i32 @fgetc(i32* %65)
store i32 %66, i32* %10
%67 = load i32*, i32** %7
%68 = call i32 @fgetc(i32* %67)
store i32 %68, i32* %11
%69 = load i32, i32* %10
%70 = load i32, i32* %11
%71 = icmp eq i32 %69, %70
br i1 %71, label %72, label %77
72: ; preds = %64
%73 = load i32, i32* %10
%74 = load i32, i32* @EOF
%75 = icmp eq i32 %73, %74
br i1 %75, label %76, label %77
76: ; preds = %72
br label %130
77: ; preds = %72, %64
%78 = load i32, i32* %10
%79 = load i32, i32* @EOF
%80 = icmp eq i32 %78, %79
br i1 %80, label %85, label %81
81: ; preds = %77
%82 = load i32, i32* %11
%83 = load i32, i32* @EOF
%84 = icmp eq i32 %82, %83
br i1 %84, label %85, label %107
85: ; preds = %81, %77
%86 = load i32, i32* @stderr
%87 = load i8**, i8*** %5
%88 = load i32, i32* %10
%89 = load i32, i32* @EOF
%90 = icmp eq i32 %88, %89
%91 = zext i1 %90 to i64
%92 = select i1 %90, i32 1, i32 2
%93 = sext i32 %92 to i64
%94 = getelementptr inbounds i8*, i8** %87, i64 %93
%95 = load i8*, i8** %94
%96 = load i8**, i8*** %5
%97 = load i32, i32* %11
%98 = load i32, i32* @EOF
%99 = icmp eq i32 %97, %98
%100 = zext i1 %99 to i64
%101 = select i1 %99, i32 1, i32 2
%102 = sext i32 %101 to i64
%103 = getelementptr inbounds i8*, i8** %96, i64 %102
%104 = load i8*, i8** %103
%105 = call i32 (i32, i8*, ...) @fprintf(i32 %86, i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.3, i64 0, i64 0), i8* %95, i8* %104)
%106 = load i32, i32* @EXIT_FAILURE
store i32 %106, i32* %8
br label %126
107: ; preds = %81
%108 = load i32, i32* %10
%109 = load i32, i32* %11
%110 = sub nsw i32 %108, %109
%111 = load i32, i32* %12
%112 = sub nsw i32 0, %111
%113 = icmp slt i32 %110, %112
br i1 %113, label %120, label %114
114: ; preds = %107
%115 = load i32, i32* %10
%116 = load i32, i32* %11
%117 = sub nsw i32 %115, %116
%118 = load i32, i32* %12
%119 = icmp sgt i32 %117, %118
br i1 %119, label %120, label %125
120: ; preds = %114, %107
%121 = load i32, i32* @stderr
%122 = load i32, i32* %9
%123 = call i32 (i32, i8*, ...) @fprintf(i32 %121, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.4, i64 0, i64 0), i32 %122)
%124 = load i32, i32* @EXIT_FAILURE
store i32 %124, i32* %8
br label %125
125: ; preds = %120, %114
br label %126
126: ; preds = %125, %85
br label %127
127: ; preds = %126
%128 = load i32, i32* %9
%129 = add nsw i32 %128, 1
store i32 %129, i32* %9
br label %60
130: ; preds = %76, %60
%131 = load i32*, i32** %6
%132 = call i32 @fclose(i32* %131)
%133 = load i32*, i32** %7
%134 = call i32 @fclose(i32* %133)
%135 = load i32, i32* %8
store i32 %135, i32* %3
br label %136
136: ; preds = %130, %52, %39, %30, %28
%137 = load i32, i32* %3
ret i32 %137
}

LLVM IR (-O2):
@.str = [7 x i8] c"--help\00"
@EXIT_SUCCESS = global i32 0
@EXIT_FAILURE = global i32 0
@.str.1 = [3 x i8] c"rb\00"
@stderr = global i32 0
@.str.2 = [30 x i8] c"Failed to open filename '%s'\0A\00"
@EOF = global i32 0
@.str.3 = [27 x i8] c"'%s' is shorter than '%s'\0A\00"
@.str.4 = [29 x i8] c"Difference found at byte %d\0A\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 3
br i1 %3, label %17, label %4
4: ; preds = %2
%5 = load i8*, i8** %1
%6 = tail call i32 @print_usage(i8* %5)
%7 = icmp eq i32 %0, 2
br i1 %7, label %8, label %15
8: ; preds = %4
%9 = getelementptr inbounds i8*, i8** %1, i64 1
%10 = load i8*, i8** %9
%11 = tail call i64 @strcmp(i8* %10, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i64 0, i64 0))
%12 = icmp eq i64 %11, 0
br i1 %12, label %13, label %15
13: ; preds = %8
%14 = load i32, i32* @EXIT_SUCCESS
br label %76
15: ; preds = %8, %4
%16 = load i32, i32* @EXIT_FAILURE
br label %76
17: ; preds = %2
%18 = getelementptr inbounds i8*, i8** %1, i64 1
%19 = load i8*, i8** %18
%20 = tail call i32* @fopen(i8* %19, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%21 = icmp eq i32* %20, null
br i1 %21, label %22, label %26
22: ; preds = %17
%23 = load i32, i32* @stderr
%24 = load i8*, i8** %18
%25 = tail call i32 (i32, i8*, ...) @fprintf(i32 %23, i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0), i8* %24)
br label %76
26: ; preds = %17
%27 = getelementptr inbounds i8*, i8** %1, i64 2
%28 = load i8*, i8** %27
%29 = tail call i32* @fopen(i8* %28, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%30 = icmp eq i32* %29, null
br i1 %30, label %31, label %35
31: ; preds = %26
%32 = load i32, i32* @stderr
%33 = load i8*, i8** %27
%34 = tail call i32 (i32, i8*, ...) @fprintf(i32 %32, i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0), i8* %33)
br label %76
35: ; preds = %26
%36 = load i32, i32* @EXIT_SUCCESS
br label %37
37: ; preds = %35, %67
%38 = phi i32 [ %68, %67 ], [ %36, %35 ]
%39 = phi i32 [ %69, %67 ], [ 0, %35 ]
%40 = tail call i32 @fgetc(i32* %20)
%41 = tail call i32 @fgetc(i32* %29)
%42 = icmp eq i32 %40, %41
%43 = load i32, i32* @EOF
%44 = icmp eq i32 %40, %43
%45 = select i1 %42, i1 %44, i1 false
br i1 %45, label %72, label %46
46: ; preds = %37
%47 = icmp eq i32 %41, %43
%48 = or i1 %44, %47
br i1 %48, label %49, label %59
49: ; preds = %46
%50 = load i32, i32* @stderr
%51 = select i1 %44, i64 1, i64 2
%52 = getelementptr inbounds i8*, i8** %1, i64 %51
%53 = load i8*, i8** %52
%54 = select i1 %47, i64 1, i64 2
%55 = getelementptr inbounds i8*, i8** %1, i64 %54
%56 = load i8*, i8** %55
%57 = tail call i32 (i32, i8*, ...) @fprintf(i32 %50, i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.3, i64 0, i64 0), i8* %53, i8* %56)
%58 = load i32, i32* @EXIT_FAILURE
br label %67
59: ; preds = %46
%60 = add i32 %40, -6
%61 = sub i32 %60, %41
%62 = icmp ult i32 %61, -11
br i1 %62, label %63, label %67
63: ; preds = %59
%64 = load i32, i32* @stderr
%65 = tail call i32 (i32, i8*, ...) @fprintf(i32 %64, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.4, i64 0, i64 0), i32 %39)
%66 = load i32, i32* @EXIT_FAILURE
br label %67
67: ; preds = %59, %49, %63
%68 = phi i32 [ %58, %49 ], [ %66, %63 ], [ %38, %59 ]
%69 = add nuw nsw i32 %39, 1
%70 = load i32, i32* @EXIT_SUCCESS
%71 = icmp eq i32 %68, %70
br i1 %71, label %37, label %72
72: ; preds = %67, %37
%73 = phi i32 [ %68, %67 ], [ %38, %37 ]
%74 = tail call i32 @fclose(i32* %20)
%75 = tail call i32 @fclose(i32* %29)
br label %76
76: ; preds = %22, %72, %31, %15, %13
%77 = phi i32 [ %14, %13 ], [ %16, %15 ], [ 2, %22 ], [ 2, %31 ], [ %73, %72 ]
ret i32 %77
}