#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 /*<<< orphan*/ system(char *);
int menu() {
  int op;
  printf(" +-----------------+---+\n");
  printf(" |Player vs PC     | 1 |\n");
  printf(" |Player vs Player | 2 |\n");
  printf(" |Help             | 3 |\n");
  printf(" +-----------------+---+\n");
  printf(" |Exit             | 5 |\n");
  printf(" +-----------------+---+\n");
  printf("\nmenu@tic_tac\\sources\\menu.c:~$ ");
  scanf("%d", &op);
  system("cls");
  return op;
}


x86 assembly (clang, -O0):
<menu>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
lea    0xec1(%rip),%rdi
call   1040 <printf@plt>
lea    0xecf(%rip),%rdi
call   1040 <printf@plt>
lea    0xedd(%rip),%rdi
call   1040 <printf@plt>
lea    0xeeb(%rip),%rdi
call   1040 <printf@plt>
lea    0xe91(%rip),%rdi
call   1040 <printf@plt>
lea    0xeed(%rip),%rdi
call   1040 <printf@plt>
lea    0xe79(%rip),%rdi
call   1040 <printf@plt>
lea    0xeef(%rip),%rdi
call   1040 <printf@plt>
lea    0xf04(%rip),%rdi
lea    -0x4(%rbp),%rsi
call   1050 <scanf@plt>
lea    0xef7(%rip),%rdi
call   1030 <system@plt>
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<menu>:
push   %rbx
sub    $0x10,%rsp
lea    0xf40(%rip),%rbx
mov    %rbx,%rdi
call   1030 <puts@plt>
lea    0xecd(%rip),%rdi
call   1030 <puts@plt>
lea    0xeda(%rip),%rdi
call   1030 <puts@plt>
lea    0xee7(%rip),%rdi
call   1030 <puts@plt>
mov    %rbx,%rdi
call   1030 <puts@plt>
lea    0xeec(%rip),%rdi
call   1030 <puts@plt>
mov    %rbx,%rdi
call   1030 <puts@plt>
lea    0xe65(%rip),%rdi
call   1050 <printf@plt>
lea    0xe7a(%rip),%rdi
lea    0xc(%rsp),%rsi
call   1060 <scanf@plt>
lea    0xe6c(%rip),%rdi
call   1040 <system@plt>
mov    0xc(%rsp),%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [26 x i8] c" +-----------------+---+\0A\00"
@.str.1 = [26 x i8] c" |Player vs PC | 1 |\0A\00"
@.str.2 = [26 x i8] c" |Player vs Player | 2 |\0A\00"
@.str.3 = [26 x i8] c" |Help | 3 |\0A\00"
@.str.4 = [26 x i8] c" |Exit | 5 |\0A\00"
@.str.5 = [33 x i8] c"\0Amenu@tic_tac\\sources\\menu.c:~$ \00"
@.str.6 = [3 x i8] c"%d\00"
@.str.7 = [4 x i8] c"cls\00"
define i32 @menu() {
%1 = alloca i32
%2 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.1, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.2, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.3, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.4, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.5, i64 0, i64 0))
%10 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.6, i64 0, i64 0), i32* %1)
%11 = call i32 @system(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.7, i64 0, i64 0))
%12 = load i32, i32* %1
ret i32 %12
}

LLVM IR (-O2):
@.str.5 = [33 x i8] c"\0Amenu@tic_tac\\sources\\menu.c:~$ \00"
@.str.6 = [3 x i8] c"%d\00"
@.str.7 = [4 x i8] c"cls\00"
@str.8 = [25 x i8] c" |Player vs PC | 1 |\00"
@str.9 = [25 x i8] c" |Player vs Player | 2 |\00"
@str.10 = [25 x i8] c" |Help | 3 |\00"
@str.12 = [25 x i8] c" |Exit | 5 |\00"
@str.13 = [25 x i8] c" +-----------------+---+\00"
define i32 @menu() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.13, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.8, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.9, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.10, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.13, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.12, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.13, i64 0, i64 0))
%10 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @.str.5, i64 0, i64 0))
%11 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.6, i64 0, i64 0), i32* %1)
%12 = call i32 @system(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.7, i64 0, i64 0))
%13 = load i32, i32* %1
ret i32 %13
}