#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 invert(unsigned int const, int, int);
int /*<<< orphan*/ printf(char *, ...);
int main() {
  unsigned const TESTNUM = 0177;
  printf("\n%o", invert(TESTNUM, 2, 2));
  printf("\nshould be 163");
  printf("\n%o", invert(TESTNUM, 3, 3));
  printf("\nshould be 107");
  printf("\n\n");
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x7f,-0x4(%rbp)
mov    $0x7f,%edi
mov    $0x2,%edx
mov    %edx,%esi
call   1030 <invert@plt>
mov    %eax,%esi
lea    0xeb7(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xead(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    $0x7f,%edi
mov    $0x3,%edx
mov    %edx,%esi
call   1030 <invert@plt>
mov    %eax,%esi
lea    0xe88(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xe8d(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xe8e(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
mov    $0x7f,%edi
mov    $0x2,%esi
mov    $0x2,%edx
call   1030 <invert@plt>
lea    0xeb4(%rip),%rbx
mov    %rbx,%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xea5(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    $0x7f,%edi
mov    $0x3,%esi
mov    $0x3,%edx
call   1030 <invert@plt>
mov    %rbx,%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xe86(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xe87(%rip),%rdi
call   1040 <puts@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [4 x i8] c"\0A%o\00"
@.str.1 = [15 x i8] c"\0Ashould be 163\00"
@.str.2 = [15 x i8] c"\0Ashould be 107\00"
@.str.3 = [3 x i8] c"\0A\0A\00"
define i32 @main() {
%1 = alloca i32
store i32 127, i32* %1
%2 = call i32 @invert(i32 127, i32 2, i32 2)
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %2)
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0))
%5 = call i32 @invert(i32 127, i32 3, i32 3)
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %5)
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0))
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@.str = [4 x i8] c"\0A%o\00"
@.str.1 = [15 x i8] c"\0Ashould be 163\00"
@.str.2 = [15 x i8] c"\0Ashould be 107\00"
@str = [2 x i8] c"\0A\00"
define i32 @main() {
%1 = tail call i32 @invert(i32 127, i32 2, i32 2)
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %1)
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0))
%4 = tail call i32 @invert(i32 127, i32 3, i32 3)
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %4)
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([2 x i8], [2 x i8]* @str, i64 0, i64 0))
ret i32 0
}