#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 */

/* Variables and functions */
int /*<<< orphan*/ __builtin_outb(unsigned char, int);
void main(void) {
  unsigned char a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u,
      v, w, x, y, z;
  a = 1;
  b = 2;
  c = 3;
  d = 4;
  e = 5;
  f = 6;
  g = 7;
  h = 8;
  i = 9;
  j = 10;
  k = 11;
  l = 12;
  m = 13;
  n = 14;
  o = 15;
  p = 16;
  q = 17;
  r = 18;
  s = 19;
  t = 20;
  u = 21;
  v = 22;
  w = 23;
  x = 24;
  y = 25;
  z = 26;
  __builtin_outb(z, 0xab);
  __builtin_outb(y, 0xab);
  __builtin_outb(x, 0xab);
  __builtin_outb(w, 0xab);
  __builtin_outb(v, 0xab);
  __builtin_outb(u, 0xab);
  __builtin_outb(t, 0xab);
  __builtin_outb(s, 0xab);
  __builtin_outb(r, 0xab);
  __builtin_outb(q, 0xab);
  __builtin_outb(p, 0xab);
  __builtin_outb(o, 0xab);
  __builtin_outb(n, 0xab);
  __builtin_outb(m, 0xab);
  __builtin_outb(l, 0xab);
  __builtin_outb(k, 0xab);
  __builtin_outb(j, 0xab);
  __builtin_outb(i, 0xab);
  __builtin_outb(h, 0xab);
  __builtin_outb(g, 0xab);
  __builtin_outb(f, 0xab);
  __builtin_outb(e, 0xab);
  __builtin_outb(d, 0xab);
  __builtin_outb(c, 0xab);
  __builtin_outb(b, 0xab);
  __builtin_outb(a, 0xab);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movb   $0x1,-0x1(%rbp)
movb   $0x2,-0x2(%rbp)
movb   $0x3,-0x3(%rbp)
movb   $0x4,-0x4(%rbp)
movb   $0x5,-0x5(%rbp)
movb   $0x6,-0x6(%rbp)
movb   $0x7,-0x7(%rbp)
movb   $0x8,-0x8(%rbp)
movb   $0x9,-0x9(%rbp)
movb   $0xa,-0xa(%rbp)
movb   $0xb,-0xb(%rbp)
movb   $0xc,-0xc(%rbp)
movb   $0xd,-0xd(%rbp)
movb   $0xe,-0xe(%rbp)
movb   $0xf,-0xf(%rbp)
movb   $0x10,-0x10(%rbp)
movb   $0x11,-0x11(%rbp)
movb   $0x12,-0x12(%rbp)
movb   $0x13,-0x13(%rbp)
movb   $0x14,-0x14(%rbp)
movb   $0x15,-0x15(%rbp)
movb   $0x16,-0x16(%rbp)
movb   $0x17,-0x17(%rbp)
movb   $0x18,-0x18(%rbp)
movb   $0x19,-0x19(%rbp)
movb   $0x1a,-0x1a(%rbp)
mov    $0xab,%esi
movzbl -0x1a(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x19(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x18(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x17(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x16(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x15(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x14(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x13(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x12(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x11(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x10(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0xf(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0xe(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0xd(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0xc(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0xb(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0xa(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x9(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x8(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x7(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x6(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x5(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x4(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x3(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x2(%rbp),%edi
call   1030 <__builtin_outb@plt>
mov    $0xab,%esi
movzbl -0x1(%rbp),%edi
call   1030 <__builtin_outb@plt>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
mov    $0x1a,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x19,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x18,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x17,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x16,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x15,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x14,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x13,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x12,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x11,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x10,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0xf,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0xe,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0xd,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0xc,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0xb,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0xa,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x9,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x8,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x7,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x6,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x5,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x4,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x3,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x2,%edi
mov    $0xab,%esi
call   1030 <__builtin_outb@plt>
mov    $0x1,%edi
mov    $0xab,%esi
pop    %rax
jmp    1030 <__builtin_outb@plt>

LLVM IR (-O0):
define void @main() {
%1 = alloca i8
%2 = alloca i8
%3 = alloca i8
%4 = alloca i8
%5 = alloca i8
%6 = alloca i8
%7 = alloca i8
%8 = alloca i8
%9 = alloca i8
%10 = alloca i8
%11 = alloca i8
%12 = alloca i8
%13 = alloca i8
%14 = alloca i8
%15 = alloca i8
%16 = alloca i8
%17 = alloca i8
%18 = alloca i8
%19 = alloca i8
%20 = alloca i8
%21 = alloca i8
%22 = alloca i8
%23 = alloca i8
%24 = alloca i8
%25 = alloca i8
%26 = alloca i8
store i8 1, i8* %1
store i8 2, i8* %2
store i8 3, i8* %3
store i8 4, i8* %4
store i8 5, i8* %5
store i8 6, i8* %6
store i8 7, i8* %7
store i8 8, i8* %8
store i8 9, i8* %9
store i8 10, i8* %10
store i8 11, i8* %11
store i8 12, i8* %12
store i8 13, i8* %13
store i8 14, i8* %14
store i8 15, i8* %15
store i8 16, i8* %16
store i8 17, i8* %17
store i8 18, i8* %18
store i8 19, i8* %19
store i8 20, i8* %20
store i8 21, i8* %21
store i8 22, i8* %22
store i8 23, i8* %23
store i8 24, i8* %24
store i8 25, i8* %25
store i8 26, i8* %26
%27 = load i8, i8* %26
%28 = call i32 @__builtin_outb(i8 zeroext %27, i32 171)
%29 = load i8, i8* %25
%30 = call i32 @__builtin_outb(i8 zeroext %29, i32 171)
%31 = load i8, i8* %24
%32 = call i32 @__builtin_outb(i8 zeroext %31, i32 171)
%33 = load i8, i8* %23
%34 = call i32 @__builtin_outb(i8 zeroext %33, i32 171)
%35 = load i8, i8* %22
%36 = call i32 @__builtin_outb(i8 zeroext %35, i32 171)
%37 = load i8, i8* %21
%38 = call i32 @__builtin_outb(i8 zeroext %37, i32 171)
%39 = load i8, i8* %20
%40 = call i32 @__builtin_outb(i8 zeroext %39, i32 171)
%41 = load i8, i8* %19
%42 = call i32 @__builtin_outb(i8 zeroext %41, i32 171)
%43 = load i8, i8* %18
%44 = call i32 @__builtin_outb(i8 zeroext %43, i32 171)
%45 = load i8, i8* %17
%46 = call i32 @__builtin_outb(i8 zeroext %45, i32 171)
%47 = load i8, i8* %16
%48 = call i32 @__builtin_outb(i8 zeroext %47, i32 171)
%49 = load i8, i8* %15
%50 = call i32 @__builtin_outb(i8 zeroext %49, i32 171)
%51 = load i8, i8* %14
%52 = call i32 @__builtin_outb(i8 zeroext %51, i32 171)
%53 = load i8, i8* %13
%54 = call i32 @__builtin_outb(i8 zeroext %53, i32 171)
%55 = load i8, i8* %12
%56 = call i32 @__builtin_outb(i8 zeroext %55, i32 171)
%57 = load i8, i8* %11
%58 = call i32 @__builtin_outb(i8 zeroext %57, i32 171)
%59 = load i8, i8* %10
%60 = call i32 @__builtin_outb(i8 zeroext %59, i32 171)
%61 = load i8, i8* %9
%62 = call i32 @__builtin_outb(i8 zeroext %61, i32 171)
%63 = load i8, i8* %8
%64 = call i32 @__builtin_outb(i8 zeroext %63, i32 171)
%65 = load i8, i8* %7
%66 = call i32 @__builtin_outb(i8 zeroext %65, i32 171)
%67 = load i8, i8* %6
%68 = call i32 @__builtin_outb(i8 zeroext %67, i32 171)
%69 = load i8, i8* %5
%70 = call i32 @__builtin_outb(i8 zeroext %69, i32 171)
%71 = load i8, i8* %4
%72 = call i32 @__builtin_outb(i8 zeroext %71, i32 171)
%73 = load i8, i8* %3
%74 = call i32 @__builtin_outb(i8 zeroext %73, i32 171)
%75 = load i8, i8* %2
%76 = call i32 @__builtin_outb(i8 zeroext %75, i32 171)
%77 = load i8, i8* %1
%78 = call i32 @__builtin_outb(i8 zeroext %77, i32 171)
ret void
}

LLVM IR (-O2):
define void @main() {
%1 = tail call i32 @__builtin_outb(i8 zeroext 26, i32 171)
%2 = tail call i32 @__builtin_outb(i8 zeroext 25, i32 171)
%3 = tail call i32 @__builtin_outb(i8 zeroext 24, i32 171)
%4 = tail call i32 @__builtin_outb(i8 zeroext 23, i32 171)
%5 = tail call i32 @__builtin_outb(i8 zeroext 22, i32 171)
%6 = tail call i32 @__builtin_outb(i8 zeroext 21, i32 171)
%7 = tail call i32 @__builtin_outb(i8 zeroext 20, i32 171)
%8 = tail call i32 @__builtin_outb(i8 zeroext 19, i32 171)
%9 = tail call i32 @__builtin_outb(i8 zeroext 18, i32 171)
%10 = tail call i32 @__builtin_outb(i8 zeroext 17, i32 171)
%11 = tail call i32 @__builtin_outb(i8 zeroext 16, i32 171)
%12 = tail call i32 @__builtin_outb(i8 zeroext 15, i32 171)
%13 = tail call i32 @__builtin_outb(i8 zeroext 14, i32 171)
%14 = tail call i32 @__builtin_outb(i8 zeroext 13, i32 171)
%15 = tail call i32 @__builtin_outb(i8 zeroext 12, i32 171)
%16 = tail call i32 @__builtin_outb(i8 zeroext 11, i32 171)
%17 = tail call i32 @__builtin_outb(i8 zeroext 10, i32 171)
%18 = tail call i32 @__builtin_outb(i8 zeroext 9, i32 171)
%19 = tail call i32 @__builtin_outb(i8 zeroext 8, i32 171)
%20 = tail call i32 @__builtin_outb(i8 zeroext 7, i32 171)
%21 = tail call i32 @__builtin_outb(i8 zeroext 6, i32 171)
%22 = tail call i32 @__builtin_outb(i8 zeroext 5, i32 171)
%23 = tail call i32 @__builtin_outb(i8 zeroext 4, i32 171)
%24 = tail call i32 @__builtin_outb(i8 zeroext 3, i32 171)
%25 = tail call i32 @__builtin_outb(i8 zeroext 2, i32 171)
%26 = tail call i32 @__builtin_outb(i8 zeroext 1, i32 171)
ret void
}