#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 *, ...);
long reversenumber(long);
int /*<<< orphan*/ scanf(char *, long *);
int main() {
  long num;
  printf("Enter the number: ");
  scanf("%ld", &num);
  printf("Given number: %ld\n", num);
  printf("Reverse is: %ld\n", reversenumber(num));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xebf(%rip),%rdi
lea    -0x10(%rbp),%rsi
call   1050 <scanf@plt>
mov    -0x10(%rbp),%rsi
lea    0xeaf(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%rdi
call   1040 <reversenumber@plt>
mov    %rax,%rsi
lea    0xea8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xec8(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xecd(%rip),%rdi
mov    %rsp,%rsi
call   1050 <scanf@plt>
mov    (%rsp),%rsi
lea    0xebe(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    (%rsp),%rdi
call   1040 <reversenumber@plt>
lea    0xeba(%rip),%rdi
mov    %rax,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [19 x i8] c"Enter the number: \00"
@.str.1 = [4 x i8] c"%ld\00"
@.str.2 = [19 x i8] c"Given number: %ld\0A\00"
@.str.3 = [17 x i8] c"Reverse is: %ld\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i64
store i32 0, i32* %1
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 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), i64* %2)
%5 = load i64, i64* %2
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.2, i64 0, i64 0), i64 %5)
%7 = load i64, i64* %2
%8 = call i64 @reversenumber(i64 %7)
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.3, i64 0, i64 0), i64 %8)
ret i32 0
}

LLVM IR (-O2):
@.str = [19 x i8] c"Enter the number: \00"
@.str.1 = [4 x i8] c"%ld\00"
@.str.2 = [19 x i8] c"Given number: %ld\0A\00"
@.str.3 = [17 x i8] c"Reverse is: %ld\0A\00"
define i32 @main() {
%1 = alloca i64
%2 = bitcast i64* %1 to i8*
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 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), i64* %1)
%5 = load i64, i64* %1
%6 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @.str.2, i64 0, i64 0), i64 %5)
%7 = load i64, i64* %1
%8 = call i64 @reversenumber(i64 %7)
%9 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @.str.3, i64 0, i64 0), i64 %8)
ret i32 0
}