#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*/ ft_putchar(int /*<<< orphan*/);
void ft_print_reverse_alphabet(void) {
  char alpha;
  alpha = 'z';
  while (alpha >= 'a')
    ft_putchar(alpha--);
}


x86 assembly (clang, -O0):
<ft_print_reverse_alphabet>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movb   $0x7a,-0x1(%rbp)
movsbl -0x1(%rbp),%eax
cmp    $0x61,%eax
jl     1141 <ft_print_reverse_alphabet+0x31>
mov    -0x1(%rbp),%al
mov    %al,%cl
add    $0xff,%cl
mov    %cl,-0x1(%rbp)
movsbl %al,%edi
call   1030 <ft_putchar@plt>
jmp    111c <ft_print_reverse_alphabet+0xc>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<ft_print_reverse_alphabet>:
push   %rax
mov    $0x7a,%edi
call   1030 <ft_putchar@plt>
mov    $0x79,%edi
call   1030 <ft_putchar@plt>
mov    $0x78,%edi
call   1030 <ft_putchar@plt>
mov    $0x77,%edi
call   1030 <ft_putchar@plt>
mov    $0x76,%edi
call   1030 <ft_putchar@plt>
mov    $0x75,%edi
call   1030 <ft_putchar@plt>
mov    $0x74,%edi
call   1030 <ft_putchar@plt>
mov    $0x73,%edi
call   1030 <ft_putchar@plt>
mov    $0x72,%edi
call   1030 <ft_putchar@plt>
mov    $0x71,%edi
call   1030 <ft_putchar@plt>
mov    $0x70,%edi
call   1030 <ft_putchar@plt>
mov    $0x6f,%edi
call   1030 <ft_putchar@plt>
mov    $0x6e,%edi
call   1030 <ft_putchar@plt>
mov    $0x6d,%edi
call   1030 <ft_putchar@plt>
mov    $0x6c,%edi
call   1030 <ft_putchar@plt>
mov    $0x6b,%edi
call   1030 <ft_putchar@plt>
mov    $0x6a,%edi
call   1030 <ft_putchar@plt>
mov    $0x69,%edi
call   1030 <ft_putchar@plt>
mov    $0x68,%edi
call   1030 <ft_putchar@plt>
mov    $0x67,%edi
call   1030 <ft_putchar@plt>
mov    $0x66,%edi
call   1030 <ft_putchar@plt>
mov    $0x65,%edi
call   1030 <ft_putchar@plt>
mov    $0x64,%edi
call   1030 <ft_putchar@plt>
mov    $0x63,%edi
call   1030 <ft_putchar@plt>
mov    $0x62,%edi
call   1030 <ft_putchar@plt>
mov    $0x61,%edi
pop    %rax
jmp    1030 <ft_putchar@plt>

LLVM IR (-O0):
define void @ft_print_reverse_alphabet() {
%1 = alloca i8
store i8 122, i8* %1
br label %2
2: ; preds = %6, %0
%3 = load i8, i8* %1
%4 = sext i8 %3 to i32
%5 = icmp sge i32 %4, 97
br i1 %5, label %6, label %11
6: ; preds = %2
%7 = load i8, i8* %1
%8 = add i8 %7, -1
store i8 %8, i8* %1
%9 = sext i8 %7 to i32
%10 = call i32 @ft_putchar(i32 %9)
br label %2
11: ; preds = %2
ret void
}

LLVM IR (-O2):
define void @ft_print_reverse_alphabet() {
%1 = tail call i32 @ft_putchar(i32 122)
%2 = tail call i32 @ft_putchar(i32 121)
%3 = tail call i32 @ft_putchar(i32 120)
%4 = tail call i32 @ft_putchar(i32 119)
%5 = tail call i32 @ft_putchar(i32 118)
%6 = tail call i32 @ft_putchar(i32 117)
%7 = tail call i32 @ft_putchar(i32 116)
%8 = tail call i32 @ft_putchar(i32 115)
%9 = tail call i32 @ft_putchar(i32 114)
%10 = tail call i32 @ft_putchar(i32 113)
%11 = tail call i32 @ft_putchar(i32 112)
%12 = tail call i32 @ft_putchar(i32 111)
%13 = tail call i32 @ft_putchar(i32 110)
%14 = tail call i32 @ft_putchar(i32 109)
%15 = tail call i32 @ft_putchar(i32 108)
%16 = tail call i32 @ft_putchar(i32 107)
%17 = tail call i32 @ft_putchar(i32 106)
%18 = tail call i32 @ft_putchar(i32 105)
%19 = tail call i32 @ft_putchar(i32 104)
%20 = tail call i32 @ft_putchar(i32 103)
%21 = tail call i32 @ft_putchar(i32 102)
%22 = tail call i32 @ft_putchar(i32 101)
%23 = tail call i32 @ft_putchar(i32 100)
%24 = tail call i32 @ft_putchar(i32 99)
%25 = tail call i32 @ft_putchar(i32 98)
%26 = tail call i32 @ft_putchar(i32 97)
ret void
}