#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 */
double M_PI;
double atof(char *);
int atoi(char *);
int /*<<< orphan*/ fclose(int /*<<< orphan*/ *);
int /*<<< orphan*/ *fopen(char *, char *);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/ *, char *, ...);
int /*<<< orphan*/ perror(char *);
int /*<<< orphan*/ printf(char *);
double sin(double);
int main(int argc, char *argv[]) {
  FILE *fp;
  int i, nc, nz;
  double d1, d2;
  double fc, h;
  if (argc < 3) {
    printf("\ntdlpf creates a file of low pass filter coefficients.\n");
    printf("\nUsage: tdlpf outfile fc nc nz\n");
    printf("  outfile = output file\n");
    printf("  fc = cutoff frequency as a fraction of PI [0,1]\n");
    printf("  nc = number of coefficients\n");
    printf("  nz = number of zeros to pad\n");
    return (-1);
  }
  fp = fopen(argv[1], "w");
  if (fp == 0) {
    perror("Unable to open outfile");
    return (-1);
  }
  fc = atof(argv[2]) * M_PI;
  nc = atoi(argv[3]);
  nz = atoi(argv[4]);
  printf("\nCreating file\n");
  fprintf(fp, "# Time domain low pass filter coefficients\n");
  fprintf(fp, "# %5d : number of coefficients\n", nc);
  fprintf(fp, "# %5d : number of zeros padded on end\n", nz);
  d1 = ((double)nc - 1.0) / 2.0;
  for (i = 0; i < nc; ++i) {
    d2 = (double)i - d1;
    h = d2 == 0 ? fc / M_PI : sin(fc * d2) / (M_PI * d2);
    fprintf(fp, "%1.15lf\n", h);
  }
  for (i = 0; i < nz; ++i)
    fprintf(fp, "0.0\n");
  fclose(fp);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x50,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x3,-0x8(%rbp)
jge    11f4 <main+0x74>
lea    0xe69(%rip),%rdi
call   1050 <printf@plt>
lea    0xe95(%rip),%rdi
call   1050 <printf@plt>
lea    0xea9(%rip),%rdi
call   1050 <printf@plt>
lea    0xeb6(%rip),%rdi
call   1050 <printf@plt>
lea    0xedd(%rip),%rdi
call   1050 <printf@plt>
lea    0xef0(%rip),%rdi
call   1050 <printf@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    13bd <main+0x23d>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
lea    0xeef(%rip),%rsi
call   1080 <fopen@plt>
mov    %rax,-0x18(%rbp)
cmpq   $0x0,-0x18(%rbp)
jne    122f <main+0xaf>
lea    0xed6(%rip),%rdi
call   1090 <perror@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    13bd <main+0x23d>
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rdi
call   1030 <atof@plt>
mov    0x2da5(%rip),%rax
mulsd  (%rax),%xmm0
movsd  %xmm0,-0x40(%rbp)
mov    -0x10(%rbp),%rax
mov    0x18(%rax),%rdi
call   10a0 <atoi@plt>
mov    %eax,-0x20(%rbp)
mov    -0x10(%rbp),%rax
mov    0x20(%rax),%rdi
call   10a0 <atoi@plt>
mov    %eax,-0x24(%rbp)
lea    0xe98(%rip),%rdi
call   1050 <printf@plt>
mov    -0x18(%rbp),%rdi
lea    0xe98(%rip),%rsi
mov    $0x0,%al
call   1060 <fprintf@plt>
mov    -0x18(%rbp),%rdi
mov    -0x20(%rbp),%edx
lea    0xeaf(%rip),%rsi
mov    $0x0,%al
call   1060 <fprintf@plt>
mov    -0x18(%rbp),%rdi
mov    -0x24(%rbp),%edx
lea    0xeba(%rip),%rsi
mov    $0x0,%al
call   1060 <fprintf@plt>
cvtsi2sdl -0x20(%rbp),%xmm0
movsd  0xd47(%rip),%xmm1
subsd  %xmm1,%xmm0
movsd  0xd33(%rip),%xmm1
divsd  %xmm1,%xmm0
movsd  %xmm0,-0x30(%rbp)
movl   $0x0,-0x1c(%rbp)
mov    -0x1c(%rbp),%eax
cmp    -0x20(%rbp),%eax
jge    1381 <main+0x201>
cvtsi2sdl -0x1c(%rbp),%xmm0
subsd  -0x30(%rbp),%xmm0
movsd  %xmm0,-0x38(%rbp)
movsd  -0x38(%rbp),%xmm0
xorps  %xmm1,%xmm1
ucomisd %xmm1,%xmm0
jne    132a <main+0x1aa>
jp     132a <main+0x1aa>
movsd  -0x40(%rbp),%xmm0
mov    0x2ccc(%rip),%rax
divsd  (%rax),%xmm0
movsd  %xmm0,-0x50(%rbp)
jmp    1352 <main+0x1d2>
movsd  -0x40(%rbp),%xmm0
mulsd  -0x38(%rbp),%xmm0
call   1070 <sin@plt>
mov    0x2ca8(%rip),%rax
movsd  (%rax),%xmm1
mulsd  -0x38(%rbp),%xmm1
divsd  %xmm1,%xmm0
movsd  %xmm0,-0x50(%rbp)
movsd  -0x50(%rbp),%xmm0
movsd  %xmm0,-0x48(%rbp)
mov    -0x18(%rbp),%rdi
movsd  -0x48(%rbp),%xmm0
lea    0xe22(%rip),%rsi
mov    $0x1,%al
call   1060 <fprintf@plt>
mov    -0x1c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x1c(%rbp)
jmp    12dd <main+0x15d>
movl   $0x0,-0x1c(%rbp)
mov    -0x1c(%rbp),%eax
cmp    -0x24(%rbp),%eax
jge    13b4 <main+0x234>
mov    -0x18(%rbp),%rdi
lea    0xdf8(%rip),%rsi
mov    $0x0,%al
call   1060 <fprintf@plt>
mov    -0x1c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x1c(%rbp)
jmp    1388 <main+0x208>
mov    -0x18(%rbp),%rdi
call   1040 <fclose@plt>
mov    -0x4(%rbp),%eax
add    $0x50,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r12
push   %rbx
sub    $0x20,%rsp
cmp    $0x2,%edi
jg     11f3 <main+0x63>
lea    0xf21(%rip),%rdi
call   1030 <puts@plt>
lea    0xf4c(%rip),%rdi
call   1030 <puts@plt>
lea    0xf5f(%rip),%rdi
call   1030 <puts@plt>
lea    0xf6b(%rip),%rdi
call   1030 <puts@plt>
lea    0xf91(%rip),%rdi
call   1030 <puts@plt>
lea    0xfa3(%rip),%rdi
call   1030 <puts@plt>
mov    $0xffffffff,%eax
jmp    1364 <main+0x1d4>
mov    %rsi,%rbp
mov    0x8(%rsi),%rdi
lea    0xe1f(%rip),%rsi
call   1080 <fopen@plt>
test   %rax,%rax
je     1371 <main+0x1e1>
mov    %rax,%r14
mov    0x10(%rbp),%rdi
call   1040 <atof@plt>
mov    0x2dc6(%rip),%r12
mulsd  (%r12),%xmm0
movsd  %xmm0,(%rsp)
mov    0x18(%rbp),%rdi
call   10a0 <atoi@plt>
mov    %eax,%ebx
mov    0x20(%rbp),%rdi
call   10a0 <atoi@plt>
mov    %eax,%ebp
lea    0xe70(%rip),%rdi
call   1030 <puts@plt>
lea    0xde3(%rip),%rdi
mov    $0x2b,%esi
mov    $0x1,%edx
mov    %r14,%rcx
call   10b0 <fwrite@plt>
lea    0xdf6(%rip),%rsi
mov    %r14,%rdi
mov    %ebx,%edx
xor    %eax,%eax
call   1060 <fprintf@plt>
lea    0xe03(%rip),%rsi
mov    %r14,%rdi
mov    %ebp,%edx
xor    %eax,%eax
call   1060 <fprintf@plt>
test   %ebx,%ebx
jle    132d <main+0x19d>
xorps  %xmm0,%xmm0
cvtsi2sd %ebx,%xmm0
addsd  0xd5b(%rip),%xmm0
mulsd  0xd5b(%rip),%xmm0
movsd  %xmm0,0x10(%rsp)
lea    0xdf2(%rip),%r15
xorpd  %xmm0,%xmm0
jmp    1304 <main+0x174>
movsd  (%rsp),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm1,0x8(%rsp)
call   1070 <sin@plt>
movsd  0x8(%rsp),%xmm1
mulsd  (%r12),%xmm1
divsd  %xmm1,%xmm0
mov    %r14,%rdi
mov    %r15,%rsi
mov    $0x1,%al
call   1060 <fprintf@plt>
movsd  0x18(%rsp),%xmm0
addsd  0xd11(%rip),%xmm0
add    $0xffffffff,%ebx
je     132d <main+0x19d>
movsd  %xmm0,0x18(%rsp)
movapd %xmm0,%xmm1
subsd  0x10(%rsp),%xmm1
ucomisd 0xcfc(%rip),%xmm1
jne    12c0 <main+0x130>
jp     12c0 <main+0x130>
movsd  (%rsp),%xmm0
divsd  (%r12),%xmm0
jmp    12e4 <main+0x154>
test   %ebp,%ebp
jle    135a <main+0x1ca>
lea    0xd7d(%rip),%rbx
nopl   0x0(%rax,%rax,1)
mov    $0x4,%esi
mov    $0x1,%edx
mov    %rbx,%rdi
mov    %r14,%rcx
call   10b0 <fwrite@plt>
add    $0xffffffff,%ebp
jne    1340 <main+0x1b0>
mov    %r14,%rdi
call   1050 <fclose@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
pop    %rbp
ret
lea    0xcaa(%rip),%rdi
call   1090 <perror@plt>
mov    $0xffffffff,%eax
jmp    1364 <main+0x1d4>

LLVM IR (-O0):
@.str = [56 x i8] c"\0Atdlpf creates a file of low pass filter coefficients.\0A\00"
@.str.1 = [32 x i8] c"\0AUsage: tdlpf outfile fc nc nz\0A\00"
@.str.2 = [25 x i8] c" outfile = output file\0A\00"
@.str.3 = [51 x i8] c" fc = cutoff frequency as a fraction of PI [0,1]\0A\00"
@.str.4 = [31 x i8] c" nc = number of coefficients\0A\00"
@.str.5 = [31 x i8] c" nz = number of zeros to pad\0A\00"
@.str.6 = [2 x i8] c"w\00"
@.str.7 = [23 x i8] c"Unable to open outfile\00"
@M_PI = global double 0.000000e+00
@.str.8 = [16 x i8] c"\0ACreating file\0A\00"
@.str.9 = [44 x i8] c"# Time domain low pass filter coefficients\0A\00"
@.str.10 = [32 x i8] c"# %5d : number of coefficients\0A\00"
@.str.11 = [39 x i8] c"# %5d : number of zeros padded on end\0A\00"
@.str.12 = [9 x i8] c"%1.15lf\0A\00"
@.str.13 = [5 x i8] c"0.0\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 double
%11 = alloca double
%12 = alloca double
%13 = alloca double
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%14 = load i32, i32* %4
%15 = icmp slt i32 %14, 3
br i1 %15, label %16, label %23
16: ; preds = %2
%17 = call i32 @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str, i64 0, i64 0))
%18 = call i32 @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.1, i64 0, i64 0))
%19 = call i32 @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.2, i64 0, i64 0))
%20 = call i32 @printf(i8* getelementptr inbounds ([51 x i8], [51 x i8]* @.str.3, i64 0, i64 0))
%21 = call i32 @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.4, i64 0, i64 0))
%22 = call i32 @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.5, i64 0, i64 0))
store i32 -1, i32* %3
br label %106
23: ; preds = %2
%24 = load i8**, i8*** %5
%25 = getelementptr inbounds i8*, i8** %24, i64 1
%26 = load i8*, i8** %25
%27 = call i32* @fopen(i8* %26, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.6, i64 0, i64 0))
store i32* %27, i32** %6
%28 = load i32*, i32** %6
%29 = icmp eq i32* %28, null
br i1 %29, label %30, label %32
30: ; preds = %23
%31 = call i32 @perror(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.7, i64 0, i64 0))
store i32 -1, i32* %3
br label %106
32: ; preds = %23
%33 = load i8**, i8*** %5
%34 = getelementptr inbounds i8*, i8** %33, i64 2
%35 = load i8*, i8** %34
%36 = call double @atof(i8* %35)
%37 = load double, double* @M_PI
%38 = fmul double %36, %37
store double %38, double* %12
%39 = load i8**, i8*** %5
%40 = getelementptr inbounds i8*, i8** %39, i64 3
%41 = load i8*, i8** %40
%42 = call i32 @atoi(i8* %41)
store i32 %42, i32* %8
%43 = load i8**, i8*** %5
%44 = getelementptr inbounds i8*, i8** %43, i64 4
%45 = load i8*, i8** %44
%46 = call i32 @atoi(i8* %45)
store i32 %46, i32* %9
%47 = call i32 @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.8, i64 0, i64 0))
%48 = load i32*, i32** %6
%49 = call i32 (i32*, i8*, ...) @fprintf(i32* %48, i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.9, i64 0, i64 0))
%50 = load i32*, i32** %6
%51 = load i32, i32* %8
%52 = call i32 (i32*, i8*, ...) @fprintf(i32* %50, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.10, i64 0, i64 0), i32 %51)
%53 = load i32*, i32** %6
%54 = load i32, i32* %9
%55 = call i32 (i32*, i8*, ...) @fprintf(i32* %53, i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.11, i64 0, i64 0), i32 %54)
%56 = load i32, i32* %8
%57 = sitofp i32 %56 to double
%58 = fsub double %57, 1.000000e+00
%59 = fdiv double %58, 2.000000e+00
store double %59, double* %10
store i32 0, i32* %7
br label %60
60: ; preds = %89, %32
%61 = load i32, i32* %7
%62 = load i32, i32* %8
%63 = icmp slt i32 %61, %62
br i1 %63, label %64, label %92
64: ; preds = %60
%65 = load i32, i32* %7
%66 = sitofp i32 %65 to double
%67 = load double, double* %10
%68 = fsub double %66, %67
store double %68, double* %11
%69 = load double, double* %11
%70 = fcmp oeq double %69, 0.000000e+00
br i1 %70, label %71, label %75
71: ; preds = %64
%72 = load double, double* %12
%73 = load double, double* @M_PI
%74 = fdiv double %72, %73
br label %84
75: ; preds = %64
%76 = load double, double* %12
%77 = load double, double* %11
%78 = fmul double %76, %77
%79 = call double @sin(double %78)
%80 = load double, double* @M_PI
%81 = load double, double* %11
%82 = fmul double %80, %81
%83 = fdiv double %79, %82
br label %84
84: ; preds = %75, %71
%85 = phi double [ %74, %71 ], [ %83, %75 ]
store double %85, double* %13
%86 = load i32*, i32** %6
%87 = load double, double* %13
%88 = call i32 (i32*, i8*, ...) @fprintf(i32* %86, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.12, i64 0, i64 0), double %87)
br label %89
89: ; preds = %84
%90 = load i32, i32* %7
%91 = add nsw i32 %90, 1
store i32 %91, i32* %7
br label %60
92: ; preds = %60
store i32 0, i32* %7
br label %93
93: ; preds = %100, %92
%94 = load i32, i32* %7
%95 = load i32, i32* %9
%96 = icmp slt i32 %94, %95
br i1 %96, label %97, label %103
97: ; preds = %93
%98 = load i32*, i32** %6
%99 = call i32 (i32*, i8*, ...) @fprintf(i32* %98, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.13, i64 0, i64 0))
br label %100
100: ; preds = %97
%101 = load i32, i32* %7
%102 = add nsw i32 %101, 1
store i32 %102, i32* %7
br label %93
103: ; preds = %93
%104 = load i32*, i32** %6
%105 = call i32 @fclose(i32* %104)
br label %106
106: ; preds = %103, %30, %16
%107 = load i32, i32* %3
ret i32 %107
}

LLVM IR (-O2):
@.str.6 = [2 x i8] c"w\00"
@.str.7 = [23 x i8] c"Unable to open outfile\00"
@M_PI = global double 0.000000e+00
@.str.9 = [44 x i8] c"# Time domain low pass filter coefficients\0A\00"
@.str.10 = [32 x i8] c"# %5d : number of coefficients\0A\00"
@.str.11 = [39 x i8] c"# %5d : number of zeros padded on end\0A\00"
@.str.12 = [9 x i8] c"%1.15lf\0A\00"
@.str.13 = [5 x i8] c"0.0\0A\00"
@str = [15 x i8] c"\0ACreating file\00"
@str.14 = [55 x i8] c"\0Atdlpf creates a file of low pass filter coefficients.\00"
@str.15 = [31 x i8] c"\0AUsage: tdlpf outfile fc nc nz\00"
@str.16 = [24 x i8] c" outfile = output file\00"
@str.17 = [50 x i8] c" fc = cutoff frequency as a fraction of PI [0,1]\00"
@str.18 = [30 x i8] c" nc = number of coefficients\00"
@str.19 = [30 x i8] c" nz = number of zeros to pad\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp slt i32 %0, 3
br i1 %3, label %4, label %11
4: ; preds = %2
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([55 x i8], [55 x i8]* @str.14, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([31 x i8], [31 x i8]* @str.15, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 x i8]* @str.16, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([50 x i8], [50 x i8]* @str.17, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @str.18, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @str.19, i64 0, i64 0))
br label %66
11: ; preds = %2
%12 = getelementptr inbounds i8*, i8** %1, i64 1
%13 = load i8*, i8** %12
%14 = tail call i32* @fopen(i8* %13, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.6, i64 0, i64 0))
%15 = icmp eq i32* %14, null
br i1 %15, label %16, label %18
16: ; preds = %11
%17 = tail call i32 @perror(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.7, i64 0, i64 0))
br label %66
18: ; preds = %11
%19 = getelementptr inbounds i8*, i8** %1, i64 2
%20 = load i8*, i8** %19
%21 = tail call double @atof(i8* %20)
%22 = load double, double* @M_PI
%23 = fmul double %21, %22
%24 = getelementptr inbounds i8*, i8** %1, i64 3
%25 = load i8*, i8** %24
%26 = tail call i32 @atoi(i8* %25)
%27 = getelementptr inbounds i8*, i8** %1, i64 4
%28 = load i8*, i8** %27
%29 = tail call i32 @atoi(i8* %28)
%30 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @str, i64 0, i64 0))
%31 = tail call i64 @fwrite(i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.9, i64 0, i64 0), i64 43, i64 1, i32* %14)
%32 = tail call i32 (i32*, i8*, ...) @fprintf(i32* %14, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.10, i64 0, i64 0), i32 %26)
%33 = tail call i32 (i32*, i8*, ...) @fprintf(i32* %14, i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.11, i64 0, i64 0), i32 %29)
%34 = sitofp i32 %26 to double
%35 = fadd double %34, -1.000000e+00
%36 = fmul double %35, 5.000000e-01
%37 = icmp sgt i32 %26, 0
br i1 %37, label %40, label %38
38: ; preds = %54, %18
%39 = icmp sgt i32 %29, 0
br i1 %39, label %59, label %64
40: ; preds = %18, %54
%41 = phi i32 [ %57, %54 ], [ 0, %18 ]
%42 = sitofp i32 %41 to double
%43 = fsub double %42, %36
%44 = fcmp oeq double %43, 0.000000e+00
br i1 %44, label %45, label %48
45: ; preds = %40
%46 = load double, double* @M_PI
%47 = fdiv double %23, %46
br label %54
48: ; preds = %40
%49 = fmul double %23, %43
%50 = tail call double @sin(double %49)
%51 = load double, double* @M_PI
%52 = fmul double %43, %51
%53 = fdiv double %50, %52
br label %54
54: ; preds = %48, %45
%55 = phi double [ %47, %45 ], [ %53, %48 ]
%56 = tail call i32 (i32*, i8*, ...) @fprintf(i32* %14, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.12, i64 0, i64 0), double %55)
%57 = add nuw nsw i32 %41, 1
%58 = icmp eq i32 %57, %26
br i1 %58, label %38, label %40
59: ; preds = %38, %59
%60 = phi i32 [ %62, %59 ], [ 0, %38 ]
%61 = tail call i64 @fwrite(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.13, i64 0, i64 0), i64 4, i64 1, i32* %14)
%62 = add nuw nsw i32 %60, 1
%63 = icmp eq i32 %62, %29
br i1 %63, label %64, label %59
64: ; preds = %59, %38
%65 = tail call i32 @fclose(i32* %14)
br label %66
66: ; preds = %64, %16, %4
%67 = phi i32 [ -1, %4 ], [ -1, %16 ], [ 0, %64 ]
ret i32 %67
}