#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*/ printf(char *, ...);
int main() {
  float cel;
  int fah, up = 200, low = 0;
  fah = low;
  printf("Fahrenheit | Celsius\n");
  printf("---------------------\n");
  while (fah <= up) {
    printf("%6d\t   | %7.2f\n", fah, (5.0 / 9.0) * (fah - 32.0));
    fah = fah + 20;
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0xc8,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
mov    %eax,-0xc(%rbp)
lea    0xed6(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xede(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
cmp    -0x10(%rbp),%eax
jg     1197 <main+0x87>
mov    -0xc(%rbp),%esi
cvtsi2sdl -0xc(%rbp),%xmm1
movsd  0xe9d(%rip),%xmm0
subsd  %xmm0,%xmm1
movsd  0xe89(%rip),%xmm0
mulsd  %xmm1,%xmm0
lea    0xebb(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x14,%eax
mov    %eax,-0xc(%rbp)
jmp    114f <main+0x3f>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xf40(%rip),%rdi
call   1030 <puts@plt>
lea    0xf49(%rip),%rdi
call   1030 <puts@plt>
lea    0xf18(%rip),%rbx
movsd  0xeb8(%rip),%xmm0
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x1,%al
call   1040 <printf@plt>
movsd  0xeac(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x14,%esi
mov    $0x1,%al
call   1040 <printf@plt>
movsd  0xe9d(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x28,%esi
mov    $0x1,%al
call   1040 <printf@plt>
movsd  0xe8e(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x3c,%esi
mov    $0x1,%al
call   1040 <printf@plt>
movsd  0xe7f(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x50,%esi
mov    $0x1,%al
call   1040 <printf@plt>
movsd  0xe70(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x64,%esi
mov    $0x1,%al
call   1040 <printf@plt>
movsd  0xe61(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x78,%esi
mov    $0x1,%al
call   1040 <printf@plt>
movsd  0xe52(%rip),%xmm0
mov    %rbx,%rdi
mov    $0x8c,%esi
mov    $0x1,%al
call   1040 <printf@plt>
movsd  0xe43(%rip),%xmm0
mov    %rbx,%rdi
mov    $0xa0,%esi
mov    $0x1,%al
call   1040 <printf@plt>
movsd  0xe34(%rip),%xmm0
mov    %rbx,%rdi
mov    $0xb4,%esi
mov    $0x1,%al
call   1040 <printf@plt>
movsd  0xe25(%rip),%xmm0
mov    %rbx,%rdi
mov    $0xc8,%esi
mov    $0x1,%al
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [22 x i8] c"Fahrenheit | Celsius\0A\00"
@.str.1 = [23 x i8] c"---------------------\0A\00"
@.str.2 = [16 x i8] c"%6d\09 | %7.2f\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
store i32 0, i32* %1
store i32 200, i32* %4
store i32 0, i32* %5
%6 = load i32, i32* %5
store i32 %6, i32* %3
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str, i64 0, i64 0))
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.1, i64 0, i64 0))
br label %9
9: ; preds = %13, %0
%10 = load i32, i32* %3
%11 = load i32, i32* %4
%12 = icmp sle i32 %10, %11
br i1 %12, label %13, label %22
13: ; preds = %9
%14 = load i32, i32* %3
%15 = load i32, i32* %3
%16 = sitofp i32 %15 to double
%17 = fsub double %16, 3.200000e+01
%18 = fmul double 0x3FE1C71C71C71C72, %17
%19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 %14, double %18)
%20 = load i32, i32* %3
%21 = add nsw i32 %20, 20
store i32 %21, i32* %3
br label %9
22: ; preds = %9
ret i32 0
}

LLVM IR (-O2):
@.str.2 = [16 x i8] c"%6d\09 | %7.2f\0A\00"
@str = [21 x i8] c"Fahrenheit | Celsius\00"
@str.3 = [22 x i8] c"---------------------\00"
define i32 @main() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @str.3, i64 0, i64 0))
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 0, double 0xC031C71C71C71C72)
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 20, double 0xC01AAAAAAAAAAAAB)
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 40, double 0x4011C71C71C71C72)
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 60, double 0x402F1C71C71C71C8)
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 80, double 0x403AAAAAAAAAAAAB)
%8 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 100, double 0x4042E38E38E38E39)
%9 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 120, double 0x404871C71C71C71D)
%10 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 140, double 6.000000e+01)
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 160, double 0x4051C71C71C71C72)
%12 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 180, double 0x40548E38E38E38E4)
%13 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0), i32 200, double 0x4057555555555556)
ret i32 0
}