#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 scalar_t__ iconv_t;

/* Variables and functions */
scalar_t__ EILSEQ;
scalar_t__ errno;
size_t iconv(scalar_t__, char const **, size_t *, char **, size_t *);
scalar_t__ iconv_open(char *, char *);
int /*<<< orphan*/ perror(char *);
int /*<<< orphan*/ printf(char *, ...);
int main(int argc, char *argv[]) {
  iconv_t cd;
  const char *ib;
  char *ob;
  size_t ibl, obl, k;
  unsigned char c, buf[4];
  int i, wc;
  if (argc != 2) {
    printf("Usage: %s ENCODING\n", argv[0]);
    printf("Output a charset map for the 8-bit ENCODING.\n");
    return 1;
  }
  cd = iconv_open("UCS-4", argv[1]);
  if (cd == (iconv_t)(-1)) {
    perror("iconv_open");
    return 1;
  }
  for (i = 0; i < 256; i++) {
    c = i;
    ib = &c;
    ibl = 1;
    ob = buf;
    obl = 4;
    k = iconv(cd, &ib, &ibl, &ob, &obl);
    if (!k && !ibl && !obl) {
      wc = (buf[0] << 24) + (buf[1] << 16) + (buf[2] << 8) + buf[3];
      if (wc >= 0xffff) {
        printf("Dodgy value.\n");
        return 1;
      }
    } else if (k == (size_t)(-1) && errno == EILSEQ)
      wc = 0xffff;
    else {
      printf("Non-standard iconv.\n");
      return 1;
    }
    if (i % 8 == 0)
      printf("  ");
    printf("0x%04x", wc);
    if (i == 255)
      printf("\n");
    else if (i % 8 == 7)
      printf(",\n");
    else
      printf(", ");
  }
  return 0;
}


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   $0x2,-0x8(%rbp)
je     118f <main+0x4f>
mov    -0x10(%rbp),%rax
mov    (%rax),%rsi
lea    0xe92(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xe98(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x1,-0x4(%rbp)
jmp    1387 <main+0x247>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rsi
lea    0xea4(%rip),%rdi
call   1060 <iconv_open@plt>
mov    %rax,-0x18(%rbp)
cmpq   $0xffffffffffffffff,-0x18(%rbp)
jne    11ca <main+0x8a>
lea    0xe8f(%rip),%rdi
call   1050 <perror@plt>
movl   $0x1,-0x4(%rbp)
jmp    1387 <main+0x247>
movl   $0x0,-0x4c(%rbp)
cmpl   $0x100,-0x4c(%rbp)
jge    1380 <main+0x240>
mov    -0x4c(%rbp),%eax
mov    %al,-0x41(%rbp)
lea    -0x41(%rbp),%rax
mov    %rax,-0x20(%rbp)
movq   $0x1,-0x30(%rbp)
lea    -0x45(%rbp),%rax
mov    %rax,-0x28(%rbp)
movq   $0x4,-0x38(%rbp)
mov    -0x18(%rbp),%rdi
lea    -0x20(%rbp),%rsi
lea    -0x30(%rbp),%rdx
lea    -0x28(%rbp),%rcx
lea    -0x38(%rbp),%r8
call   1030 <iconv@plt>
mov    %rax,-0x40(%rbp)
cmpq   $0x0,-0x40(%rbp)
jne    1290 <main+0x150>
cmpq   $0x0,-0x30(%rbp)
jne    1290 <main+0x150>
cmpq   $0x0,-0x38(%rbp)
jne    1290 <main+0x150>
movzbl -0x45(%rbp),%eax
shl    $0x18,%eax
movzbl -0x44(%rbp),%ecx
shl    $0x10,%ecx
add    %ecx,%eax
movzbl -0x43(%rbp),%ecx
shl    $0x8,%ecx
add    %ecx,%eax
movzbl -0x42(%rbp),%ecx
add    %ecx,%eax
mov    %eax,-0x50(%rbp)
cmpl   $0xffff,-0x50(%rbp)
jl     128b <main+0x14b>
lea    0xddb(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x1,-0x4(%rbp)
jmp    1387 <main+0x247>
jmp    12e0 <main+0x1a0>
cmpq   $0xffffffffffffffff,-0x40(%rbp)
jne    12c1 <main+0x181>
mov    0x2d36(%rip),%rax
mov    (%rax),%rax
mov    0x2d44(%rip),%rcx
cmp    (%rcx),%rax
jne    12c1 <main+0x181>
movl   $0xffff,-0x50(%rbp)
jmp    12db <main+0x19b>
lea    0xd99(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x1,-0x4(%rbp)
jmp    1387 <main+0x247>
jmp    12e0 <main+0x1a0>
mov    -0x4c(%rbp),%eax
mov    $0x8,%ecx
cltd
idiv   %ecx
cmp    $0x0,%edx
jne    1302 <main+0x1c2>
lea    0xd7b(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x50(%rbp),%esi
lea    0xd6d(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
cmpl   $0xff,-0x4c(%rbp)
jne    1333 <main+0x1f3>
lea    0xd5a(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
jmp    136d <main+0x22d>
mov    -0x4c(%rbp),%eax
mov    $0x8,%ecx
cltd
idiv   %ecx
cmp    $0x7,%edx
jne    135a <main+0x21a>
lea    0xd32(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
jmp    1368 <main+0x228>
lea    0xd22(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
jmp    136d <main+0x22d>
jmp    1372 <main+0x232>
mov    -0x4c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x4c(%rbp)
jmp    11d1 <main+0x91>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x50,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
sub    $0x28,%rsp
cmp    $0x2,%edi
jne    12d3 <main+0x173>
mov    0x8(%rsi),%rsi
lea    0xe92(%rip),%rdi
call   1080 <iconv_open@plt>
cmp    $0xffffffffffffffff,%rax
je     1324 <main+0x1c4>
mov    %rax,%rbx
lea    0x18(%rsp),%r12
lea    0x8(%rsp),%r13
xor    %ebp,%ebp
jmp    11f8 <main+0x98>
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax)
lea    0xe6e(%rip),%rdi
xor    %eax,%eax
call   1060 <printf@plt>
lea    0xe63(%rip),%rdi
mov    %r14d,%esi
xor    %eax,%eax
call   1060 <printf@plt>
cmp    $0xff,%ebp
je     12f6 <main+0x196>
lea    0xe4d(%rip),%rdi
xor    %eax,%eax
call   1060 <printf@plt>
add    $0x1,%ebp
cmp    $0x100,%ebp
je     1300 <main+0x1a0>
mov    %bpl,0x3(%rsp)
lea    0x3(%rsp),%rax
mov    %rax,0x20(%rsp)
movq   $0x1,0x10(%rsp)
lea    0x4(%rsp),%rax
mov    %rax,0x18(%rsp)
movq   $0x4,0x8(%rsp)
mov    %rbx,%rdi
lea    0x20(%rsp),%rsi
lea    0x10(%rsp),%rdx
mov    %r12,%rcx
mov    %r13,%r8
call   1040 <iconv@plt>
test   %rax,%rax
jne    1270 <main+0x110>
cmpq   $0x0,0x10(%rsp)
jne    1270 <main+0x110>
cmpq   $0x0,0x8(%rsp)
jne    1270 <main+0x110>
mov    0x4(%rsp),%r14d
bswap  %r14d
cmp    $0xffff,%r14d
jl     1292 <main+0x132>
jmp    1304 <main+0x1a4>
cs nopw 0x0(%rax,%rax,1)
cmp    $0xffffffffffffffff,%rax
jne    12ed <main+0x18d>
mov    0x2d5b(%rip),%rax
mov    (%rax),%rax
mov    $0xffff,%r14d
mov    0x2d63(%rip),%rcx
cmp    (%rcx),%rax
jne    12ed <main+0x18d>
mov    %ebp,%r15d
and    $0x7,%r15d
je     11b0 <main+0x50>
lea    0xd82(%rip),%rdi
mov    %r14d,%esi
xor    %eax,%eax
call   1060 <printf@plt>
cmp    $0xff,%ebp
je     12f6 <main+0x196>
cmp    $0x7,%r15d
jne    11db <main+0x7b>
lea    0xd69(%rip),%rdi
call   1050 <puts@plt>
jmp    11e9 <main+0x89>
mov    (%rsi),%rsi
lea    0xd23(%rip),%rdi
xor    %eax,%eax
call   1060 <printf@plt>
lea    0xd6a(%rip),%rdi
jmp    130b <main+0x1ab>
lea    0xd4d(%rip),%rdi
jmp    130b <main+0x1ab>
mov    $0xa,%edi
call   1030 <putchar@plt>
xor    %eax,%eax
jmp    1315 <main+0x1b5>
lea    0xd29(%rip),%rdi
call   1050 <puts@plt>
mov    $0x1,%eax
add    $0x28,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret
lea    0xcef(%rip),%rdi
call   1070 <perror@plt>
jmp    1310 <main+0x1b0>

LLVM IR (-O0):
@.str = [20 x i8] c"Usage: %s ENCODING\0A\00"
@.str.1 = [46 x i8] c"Output a charset map for the 8-bit ENCODING.\0A\00"
@.str.2 = [6 x i8] c"UCS-4\00"
@.str.3 = [11 x i8] c"iconv_open\00"
@.str.4 = [14 x i8] c"Dodgy value.\0A\00"
@errno = global i64 0
@EILSEQ = global i64 0
@.str.5 = [21 x i8] c"Non-standard iconv.\0A\00"
@.str.6 = [3 x i8] c" \00"
@.str.7 = [7 x i8] c"0x%04x\00"
@.str.8 = [2 x i8] c"\0A\00"
@.str.9 = [3 x i8] c",\0A\00"
@.str.10 = [3 x i8] c", \00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i64
%7 = alloca i8*
%8 = alloca i8*
%9 = alloca i64
%10 = alloca i64
%11 = alloca i64
%12 = alloca i8
%13 = alloca [4 x i8]
%14 = alloca i32
%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 ne i32 %16, 2
br i1 %17, label %18, label %24
18: ; preds = %2
%19 = load i8**, i8*** %5
%20 = getelementptr inbounds i8*, i8** %19, i64 0
%21 = load i8*, i8** %20
%22 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0), i8* %21)
%23 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.1, i64 0, i64 0))
store i32 1, i32* %3
br label %113
24: ; preds = %2
%25 = load i8**, i8*** %5
%26 = getelementptr inbounds i8*, i8** %25, i64 1
%27 = load i8*, i8** %26
%28 = call i64 @iconv_open(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0), i8* %27)
store i64 %28, i64* %6
%29 = load i64, i64* %6
%30 = icmp eq i64 %29, -1
br i1 %30, label %31, label %33
31: ; preds = %24
%32 = call i32 @perror(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.3, i64 0, i64 0))
store i32 1, i32* %3
br label %113
33: ; preds = %24
store i32 0, i32* %14
br label %34
34: ; preds = %109, %33
%35 = load i32, i32* %14
%36 = icmp slt i32 %35, 256
br i1 %36, label %37, label %112
37: ; preds = %34
%38 = load i32, i32* %14
%39 = trunc i32 %38 to i8
store i8 %39, i8* %12
store i8* %12, i8** %7
store i64 1, i64* %9
%40 = getelementptr inbounds [4 x i8], [4 x i8]* %13, i64 0, i64 0
store i8* %40, i8** %8
store i64 4, i64* %10
%41 = load i64, i64* %6
%42 = call i64 @iconv(i64 %41, i8** %7, i64* %9, i8** %8, i64* %10)
store i64 %42, i64* %11
%43 = load i64, i64* %11
%44 = icmp ne i64 %43, 0
br i1 %44, label %75, label %45
45: ; preds = %37
%46 = load i64, i64* %9
%47 = icmp ne i64 %46, 0
br i1 %47, label %75, label %48
48: ; preds = %45
%49 = load i64, i64* %10
%50 = icmp ne i64 %49, 0
br i1 %50, label %75, label %51
51: ; preds = %48
%52 = getelementptr inbounds [4 x i8], [4 x i8]* %13, i64 0, i64 0
%53 = load i8, i8* %52
%54 = zext i8 %53 to i32
%55 = shl i32 %54, 24
%56 = getelementptr inbounds [4 x i8], [4 x i8]* %13, i64 0, i64 1
%57 = load i8, i8* %56
%58 = zext i8 %57 to i32
%59 = shl i32 %58, 16
%60 = add nsw i32 %55, %59
%61 = getelementptr inbounds [4 x i8], [4 x i8]* %13, i64 0, i64 2
%62 = load i8, i8* %61
%63 = zext i8 %62 to i32
%64 = shl i32 %63, 8
%65 = add nsw i32 %60, %64
%66 = getelementptr inbounds [4 x i8], [4 x i8]* %13, i64 0, i64 3
%67 = load i8, i8* %66
%68 = zext i8 %67 to i32
%69 = add nsw i32 %65, %68
store i32 %69, i32* %15
%70 = load i32, i32* %15
%71 = icmp sge i32 %70, 65535
br i1 %71, label %72, label %74
72: ; preds = %51
%73 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.4, i64 0, i64 0))
store i32 1, i32* %3
br label %113
74: ; preds = %51
br label %86
75: ; preds = %48, %45, %37
%76 = load i64, i64* %11
%77 = icmp eq i64 %76, -1
br i1 %77, label %78, label %83
78: ; preds = %75
%79 = load i64, i64* @errno
%80 = load i64, i64* @EILSEQ
%81 = icmp eq i64 %79, %80
br i1 %81, label %82, label %83
82: ; preds = %78
store i32 65535, i32* %15
br label %85
83: ; preds = %78, %75
%84 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.5, i64 0, i64 0))
store i32 1, i32* %3
br label %113
85: ; preds = %82
br label %86
86: ; preds = %85, %74
%87 = load i32, i32* %14
%88 = srem i32 %87, 8
%89 = icmp eq i32 %88, 0
br i1 %89, label %90, label %92
90: ; preds = %86
%91 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.6, i64 0, i64 0))
br label %92
92: ; preds = %90, %86
%93 = load i32, i32* %15
%94 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.7, i64 0, i64 0), i32 %93)
%95 = load i32, i32* %14
%96 = icmp eq i32 %95, 255
br i1 %96, label %97, label %99
97: ; preds = %92
%98 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.8, i64 0, i64 0))
br label %108
99: ; preds = %92
%100 = load i32, i32* %14
%101 = srem i32 %100, 8
%102 = icmp eq i32 %101, 7
br i1 %102, label %103, label %105
103: ; preds = %99
%104 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.9, i64 0, i64 0))
br label %107
105: ; preds = %99
%106 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.10, i64 0, i64 0))
br label %107
107: ; preds = %105, %103
br label %108
108: ; preds = %107, %97
br label %109
109: ; preds = %108
%110 = load i32, i32* %14
%111 = add nsw i32 %110, 1
store i32 %111, i32* %14
br label %34
112: ; preds = %34
store i32 0, i32* %3
br label %113
113: ; preds = %112, %83, %72, %31, %18
%114 = load i32, i32* %3
ret i32 %114
}

LLVM IR (-O2):
@.str = [20 x i8] c"Usage: %s ENCODING\0A\00"
@.str.2 = [6 x i8] c"UCS-4\00"
@.str.3 = [11 x i8] c"iconv_open\00"
@errno = global i64 0
@EILSEQ = global i64 0
@.str.6 = [3 x i8] c" \00"
@.str.7 = [7 x i8] c"0x%04x\00"
@.str.10 = [3 x i8] c", \00"
@str = [2 x i8] c",\00"
@str.11 = [13 x i8] c"Dodgy value.\00"
@str.12 = [20 x i8] c"Non-standard iconv.\00"
@str.13 = [45 x i8] c"Output a charset map for the 8-bit ENCODING.\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = alloca i8*
%4 = alloca i8*
%5 = alloca i64
%6 = alloca i64
%7 = alloca i8
%8 = alloca [4 x i8]
%9 = bitcast i8** %3 to i8*
%10 = bitcast i8** %4 to i8*
%11 = bitcast i64* %5 to i8*
%12 = bitcast i64* %6 to i8*
%13 = getelementptr inbounds [4 x i8], [4 x i8]* %8, i64 0, i64 0
%14 = icmp eq i32 %0, 2
br i1 %14, label %19, label %15
15: ; preds = %2
%16 = load i8*, i8** %1
%17 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0), i8* %16)
%18 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([45 x i8], [45 x i8]* @str.13, i64 0, i64 0))
br label %89
19: ; preds = %2
%20 = getelementptr inbounds i8*, i8** %1, i64 1
%21 = load i8*, i8** %20
%22 = tail call i64 @iconv_open(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0), i8* %21)
%23 = icmp eq i64 %22, -1
br i1 %23, label %28, label %24
24: ; preds = %19
%25 = getelementptr inbounds [4 x i8], [4 x i8]* %8, i64 0, i64 1
%26 = getelementptr inbounds [4 x i8], [4 x i8]* %8, i64 0, i64 2
%27 = getelementptr inbounds [4 x i8], [4 x i8]* %8, i64 0, i64 3
br label %30
28: ; preds = %19
%29 = tail call i32 @perror(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.3, i64 0, i64 0))
br label %89
30: ; preds = %24, %86
%31 = phi i32 [ 0, %24 ], [ %87, %86 ]
%32 = trunc i32 %31 to i8
store i8 %32, i8* %7
store i8* %7, i8** %3
store i64 1, i64* %5
store i8* %13, i8** %4
store i64 4, i64* %6
%33 = call i64 @iconv(i64 %22, i8** %3, i64* %5, i8** %4, i64* %6)
%34 = icmp ne i64 %33, 0
%35 = load i64, i64* %5
%36 = icmp ne i64 %35, 0
%37 = select i1 %34, i1 true, i1 %36
%38 = load i64, i64* %6
%39 = icmp ne i64 %38, 0
%40 = select i1 %37, i1 true, i1 %39
br i1 %40, label %59, label %41
41: ; preds = %30
%42 = load i8, i8* %13
%43 = zext i8 %42 to i32
%44 = shl nuw i32 %43, 24
%45 = load i8, i8* %25
%46 = zext i8 %45 to i32
%47 = shl nuw nsw i32 %46, 16
%48 = or i32 %47, %44
%49 = load i8, i8* %26
%50 = zext i8 %49 to i32
%51 = shl nuw nsw i32 %50, 8
%52 = or i32 %48, %51
%53 = load i8, i8* %27
%54 = zext i8 %53 to i32
%55 = or i32 %52, %54
%56 = icmp sgt i32 %55, 65534
br i1 %56, label %57, label %67
57: ; preds = %41
%58 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @str.11, i64 0, i64 0))
br label %89
59: ; preds = %30
%60 = icmp eq i64 %33, -1
br i1 %60, label %61, label %65
61: ; preds = %59
%62 = load i64, i64* @errno
%63 = load i64, i64* @EILSEQ
%64 = icmp eq i64 %62, %63
br i1 %64, label %67, label %65
65: ; preds = %61, %59
%66 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @str.12, i64 0, i64 0))
br label %89
67: ; preds = %61, %41
%68 = phi i32 [ %55, %41 ], [ 65535, %61 ]
%69 = and i32 %31, 7
%70 = icmp eq i32 %69, 0
br i1 %70, label %74, label %71
71: ; preds = %67
%72 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.7, i64 0, i64 0), i32 %68)
%73 = icmp eq i32 %31, 255
br i1 %73, label %78, label %80
74: ; preds = %67
%75 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.6, i64 0, i64 0))
%76 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.7, i64 0, i64 0), i32 %68)
%77 = icmp eq i32 %31, 255
br i1 %77, label %78, label %84
78: ; preds = %71, %74
%79 = call i32 @putchar(i32 10)
br label %89
80: ; preds = %71
%81 = icmp eq i32 %69, 7
br i1 %81, label %82, label %84
82: ; preds = %80
%83 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([2 x i8], [2 x i8]* @str, i64 0, i64 0))
br label %86
84: ; preds = %74, %80
%85 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.10, i64 0, i64 0))
br label %86
86: ; preds = %84, %82
%87 = add nuw nsw i32 %31, 1
%88 = icmp eq i32 %87, 256
br i1 %88, label %89, label %30
89: ; preds = %86, %78, %65, %57, %28, %15
%90 = phi i32 [ 1, %15 ], [ 1, %28 ], [ 1, %65 ], [ 1, %57 ], [ 0, %78 ], [ 0, %86 ]
ret i32 %90
}