#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*/ SEEK_SET;
scalar_t__ calloc(int, int);
int /*<<< orphan*/ exit(int);
int /*<<< orphan*/ *fdopen(int, char *);
scalar_t__ feof(int /*<<< orphan*/ *);
int /*<<< orphan*/ free(char *);
int getline(char **, size_t *, int /*<<< orphan*/ *);
int lseek(int, int /*<<< orphan*/, int /*<<< orphan*/);
int /*<<< orphan*/ perror(char *);
int /*<<< orphan*/ strcpy(char *, char *);
int strlen(char *);
char *strtok(char *, char *);
char *queryFileByLoc(int fd, int row, int col) {
  int curRow = 0;
  int curCol = 0;
  char *linePtr = NULL, *tokenPtr = NULL, *retPtr = NULL;
  size_t nSize = -1;
  FILE *file = NULL;
  if (lseek(fd, SEEK_SET, 0) == -1) {
    perror("lseek failed");
    exit(-1);
  }
  if ((file = fdopen(fd, "r")) == NULL) {
    perror("fdopen failed");
    exit(-1);
  }
  while (curRow <= row) {
    if (getline(&linePtr, &nSize, file) == -1) {
      if (feof(file)) {
        if (linePtr != NULL) {
          free(linePtr);
          linePtr = NULL;
        }
        return NULL;
      }
      perror("getline failed");
      exit(-1);
    }
    curRow++;
  }
  while (curCol <= col) {
    if ((tokenPtr = strtok((curCol == 0) ? linePtr : NULL, " ")) == NULL) {
      if (linePtr != NULL) {
        free(linePtr);
        linePtr = NULL;
      }
      return NULL;
    }
    curCol++;
  }
  if ((retPtr = (char *)calloc(1, (sizeof(char) * strlen(tokenPtr)) + 1)) ==
      NULL) {
    perror("calloc failed");
    exit(-1);
  }
  if (tokenPtr != NULL) {
    strcpy(retPtr, tokenPtr);
  }
  if (linePtr != NULL) {
    free(linePtr);
    linePtr = NULL;
  }
  if (retPtr[strlen(retPtr) - 1] == '\n') {
    retPtr[strlen(retPtr) - 1] = '\0';
  }
  return retPtr;
}


x86 assembly (clang, -O0):
<queryFileByLoc>:
push   %rbp
mov    %rsp,%rbp
sub    $0x60,%rsp
mov    %edi,-0xc(%rbp)
mov    %esi,-0x10(%rbp)
mov    %edx,-0x14(%rbp)
movl   $0x0,-0x18(%rbp)
movl   $0x0,-0x1c(%rbp)
movq   $0x0,-0x28(%rbp)
movq   $0x0,-0x30(%rbp)
movq   $0x0,-0x38(%rbp)
movq   $0xffffffffffffffff,-0x40(%rbp)
ff
movq   $0x0,-0x48(%rbp)
mov    -0xc(%rbp),%edi
mov    0x2ddf(%rip),%rax
mov    (%rax),%esi
xor    %edx,%edx
call   1060 <lseek@plt>
cmp    $0xffffffff,%eax
jne    1229 <queryFileByLoc+0x79>
lea    0xde6(%rip),%rdi
call   10a0 <perror@plt>
mov    $0xffffffff,%edi
call   10d0 <exit@plt>
mov    -0xc(%rbp),%edi
lea    0xdda(%rip),%rsi
call   1090 <fdopen@plt>
mov    %rax,-0x48(%rbp)
cmp    $0x0,%rax
jne    125c <queryFileByLoc+0xac>
lea    0xdc2(%rip),%rdi
call   10a0 <perror@plt>
mov    $0xffffffff,%edi
call   10d0 <exit@plt>
jmp    1261 <queryFileByLoc+0xb1>
mov    -0x18(%rbp),%eax
cmp    -0x10(%rbp),%eax
jg     12e7 <queryFileByLoc+0x137>
mov    -0x48(%rbp),%rdx
lea    -0x28(%rbp),%rdi
lea    -0x40(%rbp),%rsi
call   10c0 <getline@plt>
cmp    $0xffffffff,%eax
jne    12d9 <queryFileByLoc+0x129>
mov    -0x48(%rbp),%rdi
call   1080 <feof@plt>
cmp    $0x0,%rax
je     12c3 <queryFileByLoc+0x113>
cmpq   $0x0,-0x28(%rbp)
je     12b6 <queryFileByLoc+0x106>
mov    -0x28(%rbp),%rdi
call   1030 <free@plt>
movq   $0x0,-0x28(%rbp)
movq   $0x0,-0x8(%rbp)
jmp    1439 <queryFileByLoc+0x289>
lea    0xd53(%rip),%rdi
call   10a0 <perror@plt>
mov    $0xffffffff,%edi
call   10d0 <exit@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    1261 <queryFileByLoc+0xb1>
jmp    12ec <queryFileByLoc+0x13c>
mov    -0x1c(%rbp),%eax
cmp    -0x14(%rbp),%eax
jg     136f <queryFileByLoc+0x1bf>
cmpl   $0x0,-0x1c(%rbp)
jne    130f <queryFileByLoc+0x15f>
mov    -0x28(%rbp),%rax
mov    %rax,-0x50(%rbp)
jmp    131a <queryFileByLoc+0x16a>
xor    %eax,%eax
mov    %rax,-0x50(%rbp)
jmp    131a <queryFileByLoc+0x16a>
mov    -0x50(%rbp),%rdi
lea    0xd07(%rip),%rsi
call   10b0 <strtok@plt>
mov    %rax,-0x30(%rbp)
cmp    $0x0,%rax
jne    1361 <queryFileByLoc+0x1b1>
cmpq   $0x0,-0x28(%rbp)
je     1354 <queryFileByLoc+0x1a4>
mov    -0x28(%rbp),%rdi
call   1030 <free@plt>
movq   $0x0,-0x28(%rbp)
movq   $0x0,-0x8(%rbp)
jmp    1439 <queryFileByLoc+0x289>
mov    -0x1c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x1c(%rbp)
jmp    12ec <queryFileByLoc+0x13c>
mov    -0x30(%rbp),%rdi
call   1050 <strlen@plt>
cltq
shl    $0x0,%rax
add    $0x1,%rax
mov    %eax,%esi
mov    $0x1,%edi
call   1070 <calloc@plt>
mov    %rax,-0x38(%rbp)
cmp    $0x0,%rax
jne    13b2 <queryFileByLoc+0x202>
lea    0xc8b(%rip),%rdi
call   10a0 <perror@plt>
mov    $0xffffffff,%edi
call   10d0 <exit@plt>
cmpq   $0x0,-0x30(%rbp)
je     13ca <queryFileByLoc+0x21a>
mov    -0x38(%rbp),%rdi
mov    -0x30(%rbp),%rsi
call   1040 <strcpy@plt>
cmpq   $0x0,-0x28(%rbp)
je     13e6 <queryFileByLoc+0x236>
mov    -0x28(%rbp),%rdi
call   1030 <free@plt>
movq   $0x0,-0x28(%rbp)
mov    -0x38(%rbp),%rax
mov    %rax,-0x58(%rbp)
mov    -0x38(%rbp),%rdi
call   1050 <strlen@plt>
mov    %eax,%ecx
mov    -0x58(%rbp),%rax
sub    $0x1,%ecx
movslq %ecx,%rcx
movsbl (%rax,%rcx,1),%eax
cmp    $0xa,%eax
jne    1431 <queryFileByLoc+0x281>
mov    -0x38(%rbp),%rax
mov    %rax,-0x60(%rbp)
mov    -0x38(%rbp),%rdi
call   1050 <strlen@plt>
mov    %eax,%ecx
mov    -0x60(%rbp),%rax
sub    $0x1,%ecx
movslq %ecx,%rcx
movb   $0x0,(%rax,%rcx,1)
mov    -0x38(%rbp),%rax
mov    %rax,-0x8(%rbp)
mov    -0x8(%rbp),%rax
add    $0x60,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<queryFileByLoc>:
push   %rbp
push   %r15
push   %r14
push   %r12
push   %rbx
sub    $0x10,%rsp
mov    %edx,%r14d
mov    %esi,%ebx
mov    %edi,%ebp
movq   $0x0,(%rsp)
movq   $0xffffffffffffffff,0x8(%rsp)
ff ff
mov    0x2e05(%rip),%rax
mov    (%rax),%esi
xor    %edx,%edx
call   1060 <lseek@plt>
cmp    $0xffffffff,%eax
je     1314 <queryFileByLoc+0x164>
lea    0xe19(%rip),%rsi
mov    %ebp,%edi
call   1090 <fdopen@plt>
test   %rax,%rax
je     131d <queryFileByLoc+0x16d>
test   %ebx,%ebx
js     123c <queryFileByLoc+0x8c>
mov    %rax,%rbp
add    $0x1,%ebx
mov    %rsp,%r15
lea    0x8(%rsp),%r12
cs nopw 0x0(%rax,%rax,1)
mov    %r15,%rdi
mov    %r12,%rsi
mov    %rbp,%rdx
call   10c0 <getline@plt>
cmp    $0xffffffff,%eax
je     12e7 <queryFileByLoc+0x137>
add    $0xffffffff,%ebx
jne    1220 <queryFileByLoc+0x70>
xor    %ebx,%ebx
test   %r14d,%r14d
js     127e <queryFileByLoc+0xce>
add    $0x1,%r14d
lea    0xdde(%rip),%rbp
xchg   %ax,%ax
test   %ebx,%ebx
jne    1260 <queryFileByLoc+0xb0>
mov    (%rsp),%rdi
jmp    1262 <queryFileByLoc+0xb2>
nopw   0x0(%rax,%rax,1)
xor    %edi,%edi
mov    %rbp,%rsi
call   10b0 <strtok@plt>
test   %rax,%rax
je     12f4 <queryFileByLoc+0x144>
add    $0x1,%ebx
cmp    %ebx,%r14d
jne    1250 <queryFileByLoc+0xa0>
mov    %rax,%rbx
mov    %rbx,%rdi
call   1050 <strlen@plt>
lea    0x1(%rax),%esi
mov    $0x1,%edi
call   1070 <calloc@plt>
test   %rax,%rax
je     1326 <queryFileByLoc+0x176>
mov    %rax,%rbp
test   %rbx,%rbx
je     12af <queryFileByLoc+0xff>
mov    %rbp,%rdi
mov    %rbx,%rsi
call   1040 <strcpy@plt>
mov    (%rsp),%rdi
test   %rdi,%rdi
je     12c5 <queryFileByLoc+0x115>
call   1030 <free@plt>
movq   $0x0,(%rsp)
mov    %rbp,%rdi
call   1050 <strlen@plt>
cltq
cmpb   $0xa,-0x1(%rax,%rbp,1)
jne    1304 <queryFileByLoc+0x154>
mov    %rbp,%rdi
call   1050 <strlen@plt>
cltq
movb   $0x0,-0x1(%rax,%rbp,1)
jmp    1304 <queryFileByLoc+0x154>
mov    %rbp,%rdi
call   1080 <feof@plt>
test   %rax,%rax
je     132f <queryFileByLoc+0x17f>
mov    (%rsp),%rdi
test   %rdi,%rdi
je     1302 <queryFileByLoc+0x152>
call   1030 <free@plt>
xor    %ebp,%ebp
mov    %rbp,%rax
add    $0x10,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
pop    %rbp
ret
lea    0xce5(%rip),%rdi
jmp    1336 <queryFileByLoc+0x186>
lea    0xceb(%rip),%rdi
jmp    1336 <queryFileByLoc+0x186>
lea    0xd01(%rip),%rdi
jmp    1336 <queryFileByLoc+0x186>
lea    0xce7(%rip),%rdi
call   10a0 <perror@plt>
mov    $0xffffffff,%edi
call   10d0 <exit@plt>

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

LLVM IR (-O2):
@SEEK_SET = global i32 0
@.str = [13 x i8] c"lseek failed\00"
@.str.1 = [2 x i8] c"r\00"
@.str.2 = [14 x i8] c"fdopen failed\00"
@.str.3 = [15 x i8] c"getline failed\00"
@.str.4 = [2 x i8] c" \00"
@.str.5 = [14 x i8] c"calloc failed\00"
define i8* @queryFileByLoc(i32 %0, i32 %1, i32 %2) {
%4 = alloca i8*
%5 = alloca i64
%6 = bitcast i8** %4 to i8*
store i8* null, i8** %4
%7 = bitcast i64* %5 to i8*
store i64 -1, i64* %5
%8 = load i32, i32* @SEEK_SET
%9 = tail call i32 @lseek(i32 %0, i32 %8, i32 0)
%10 = icmp eq i32 %9, -1
br i1 %10, label %11, label %14
11: ; preds = %3
%12 = tail call i32 @perror(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0))
%13 = tail call i32 @exit(i32 -1)
unreachable
14: ; preds = %3
%15 = tail call i32* @fdopen(i32 %0, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%16 = icmp eq i32* %15, null
br i1 %16, label %19, label %17
17: ; preds = %14
%18 = icmp slt i32 %1, 0
br i1 %18, label %25, label %27
19: ; preds = %14
%20 = tail call i32 @perror(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.2, i64 0, i64 0))
%21 = tail call i32 @exit(i32 -1)
unreachable
22: ; preds = %27
%23 = add nuw i32 %28, 1
%24 = icmp eq i32 %28, %1
br i1 %24, label %25, label %27
25: ; preds = %22, %17
%26 = icmp slt i32 %2, 0
br i1 %26, label %57, label %45
27: ; preds = %17, %22
%28 = phi i32 [ %23, %22 ], [ 0, %17 ]
%29 = call i32 @getline(i8** %4, i64* %5, i32* %15)
%30 = icmp eq i32 %29, -1
br i1 %30, label %31, label %22
31: ; preds = %27
%32 = call i64 @feof(i32* %15)
%33 = icmp eq i64 %32, 0
br i1 %33, label %39, label %34
34: ; preds = %31
%35 = load i8*, i8** %4
%36 = icmp eq i8* %35, null
br i1 %36, label %88, label %37
37: ; preds = %34
%38 = call i32 @free(i8* %35)
br label %88
39: ; preds = %31
%40 = call i32 @perror(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.3, i64 0, i64 0))
%41 = call i32 @exit(i32 -1)
unreachable
42: ; preds = %45
%43 = add nuw i32 %46, 1
%44 = icmp eq i32 %46, %2
br i1 %44, label %57, label %45
45: ; preds = %25, %42
%46 = phi i32 [ %43, %42 ], [ 0, %25 ]
%47 = icmp eq i32 %46, 0
%48 = load i8*, i8** %4
%49 = select i1 %47, i8* %48, i8* null
%50 = call i8* @strtok(i8* %49, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.4, i64 0, i64 0))
%51 = icmp eq i8* %50, null
br i1 %51, label %52, label %42
52: ; preds = %45
%53 = load i8*, i8** %4
%54 = icmp eq i8* %53, null
br i1 %54, label %88, label %55
55: ; preds = %52
%56 = call i32 @free(i8* %53)
br label %88
57: ; preds = %42, %25
%58 = phi i8* [ null, %25 ], [ %50, %42 ]
%59 = call i32 @strlen(i8* %58)
%60 = add i32 %59, 1
%61 = call i64 @calloc(i32 1, i32 %60)
%62 = inttoptr i64 %61 to i8*
%63 = icmp eq i64 %61, 0
br i1 %63, label %64, label %67
64: ; preds = %57
%65 = call i32 @perror(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.5, i64 0, i64 0))
%66 = call i32 @exit(i32 -1)
unreachable
67: ; preds = %57
%68 = icmp eq i8* %58, null
br i1 %68, label %71, label %69
69: ; preds = %67
%70 = call i32 @strcpy(i8* %62, i8* %58)
br label %71
71: ; preds = %69, %67
%72 = load i8*, i8** %4
%73 = icmp eq i8* %72, null
br i1 %73, label %76, label %74
74: ; preds = %71
%75 = call i32 @free(i8* %72)
store i8* null, i8** %4
br label %76
76: ; preds = %74, %71
%77 = call i32 @strlen(i8* %62)
%78 = add nsw i32 %77, -1
%79 = sext i32 %78 to i64
%80 = getelementptr inbounds i8, i8* %62, i64 %79
%81 = load i8, i8* %80
%82 = icmp eq i8 %81, 10
br i1 %82, label %83, label %88
83: ; preds = %76
%84 = call i32 @strlen(i8* %62)
%85 = add nsw i32 %84, -1
%86 = sext i32 %85 to i64
%87 = getelementptr inbounds i8, i8* %62, i64 %86
store i8 0, i8* %87
br label %88
88: ; preds = %76, %83, %52, %55, %34, %37
%89 = phi i8* [ null, %37 ], [ null, %34 ], [ null, %55 ], [ null, %52 ], [ %62, %83 ], [ %62, %76 ]
ret i8* %89
}