#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 /*<<< orphan*/ scanf(char *, int *);
int main(void) {
  int height;
  printf("Add a height:");
  scanf("%d\n", &height);
  float inches = height / 2.45;
  printf("Your height in inches: %.2lf\n", inches);
  float feet = height / 30.48;
  printf("Your height in feet: %.2lf\n", feet);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
lea    0xee1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xee1(%rip),%rdi
lea    -0x4(%rbp),%rsi
call   1040 <scanf@plt>
cvtsi2sdl -0x4(%rbp),%xmm0
movsd  0xeb5(%rip),%xmm1
divsd  %xmm1,%xmm0
cvtsd2ss %xmm0,%xmm0
movss  %xmm0,-0x8(%rbp)
movss  -0x8(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xeb2(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
cvtsi2sdl -0x4(%rbp),%xmm0
movsd  0xe7c(%rip),%xmm1
divsd  %xmm1,%xmm0
cvtsd2ss %xmm0,%xmm0
movss  %xmm0,-0xc(%rbp)
movss  -0xc(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe9f(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xee8(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xee8(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1040 <scanf@plt>
cvtsi2sdl 0x4(%rsp),%xmm0
divsd  0xeb2(%rip),%xmm0
cvtsd2ss %xmm0,%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xec5(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xorps  %xmm0,%xmm0
cvtsi2sdl 0x4(%rsp),%xmm0
divsd  0xe93(%rip),%xmm0
cvtsd2ss %xmm0,%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xebc(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [14 x i8] c"Add a height:\00"
@.str.1 = [4 x i8] c"%d\0A\00"
@.str.2 = [30 x i8] c"Your height in inches: %.2lf\0A\00"
@.str.3 = [28 x i8] c"Your height in feet: %.2lf\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca float
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0))
%5 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%6 = load i32, i32* %1
%7 = sitofp i32 %6 to double
%8 = fdiv double %7, 2.450000e+00
%9 = fptrunc double %8 to float
store float %9, float* %2
%10 = load float, float* %2
%11 = fpext float %10 to double
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0), double %11)
%13 = load i32, i32* %1
%14 = sitofp i32 %13 to double
%15 = fdiv double %14, 3.048000e+01
%16 = fptrunc double %15 to float
store float %16, float* %3
%17 = load float, float* %3
%18 = fpext float %17 to double
%19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.3, i64 0, i64 0), double %18)
ret i32 0
}

LLVM IR (-O2):
@.str = [14 x i8] c"Add a height:\00"
@.str.1 = [4 x i8] c"%d\0A\00"
@.str.2 = [30 x i8] c"Your height in inches: %.2lf\0A\00"
@.str.3 = [28 x i8] c"Your height in feet: %.2lf\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%5 = load i32, i32* %1
%6 = sitofp i32 %5 to double
%7 = fdiv double %6, 2.450000e+00
%8 = fptrunc double %7 to float
%9 = fpext float %8 to double
%10 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0), double %9)
%11 = load i32, i32* %1
%12 = sitofp i32 %11 to double
%13 = fdiv double %12, 3.048000e+01
%14 = fptrunc double %13 to float
%15 = fpext float %14 to double
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @.str.3, i64 0, i64 0), double %15)
ret i32 0
}