#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);
int reverse(int);
int main() {
  printf("%d\n", reverse(1231312));
  printf("%d\n", reverse(123));
  printf("%d\n", reverse(-1231312));
  printf("%d\n", reverse(1000000003));
  printf("%d\n", reverse(-1000000003));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
mov    $0x12c9d0,%edi
call   1030 <reverse@plt>
mov    %eax,%esi
lea    0xebe(%rip),%rdi
call   1040 <printf@plt>
mov    $0x7b,%edi
call   1030 <reverse@plt>
mov    %eax,%esi
lea    0xea6(%rip),%rdi
call   1040 <printf@plt>
mov    $0xffed3630,%edi
call   1030 <reverse@plt>
mov    %eax,%esi
lea    0xe8e(%rip),%rdi
call   1040 <printf@plt>
mov    $0x3b9aca03,%edi
call   1030 <reverse@plt>
mov    %eax,%esi
lea    0xe76(%rip),%rdi
call   1040 <printf@plt>
mov    $0xc46535fd,%edi
call   1030 <reverse@plt>
mov    %eax,%esi
lea    0xe5e(%rip),%rdi
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
mov    $0x12c9d0,%edi
call   1030 <reverse@plt>
lea    0xece(%rip),%rbx
mov    %rbx,%rdi
mov    %eax,%esi
call   1040 <printf@plt>
mov    $0x7b,%edi
call   1030 <reverse@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1040 <printf@plt>
mov    $0xffed3630,%edi
call   1030 <reverse@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1040 <printf@plt>
mov    $0x3b9aca03,%edi
call   1030 <reverse@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1040 <printf@plt>
mov    $0xc46535fd,%edi
call   1030 <reverse@plt>
mov    %rbx,%rdi
mov    %eax,%esi
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = call i32 @reverse(i32 1231312)
%3 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %2)
%4 = call i32 @reverse(i32 123)
%5 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %4)
%6 = call i32 @reverse(i32 -1231312)
%7 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %6)
%8 = call i32 @reverse(i32 1000000003)
%9 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %8)
%10 = call i32 @reverse(i32 -1000000003)
%11 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %10)
ret i32 0
}

LLVM IR (-O2):
@.str = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = tail call i32 @reverse(i32 1231312)
%2 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %1)
%3 = tail call i32 @reverse(i32 123)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %3)
%5 = tail call i32 @reverse(i32 -1231312)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %5)
%7 = tail call i32 @reverse(i32 1000000003)
%8 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %7)
%9 = tail call i32 @reverse(i32 -1000000003)
%10 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %9)
ret i32 0
}