#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 *);
void menu() {
  printf("\n");
  printf("1 - digitar a e b\n");
  printf("2 - somar\n");
  printf("3 - subtrair\n");
  printf("4 - multiplicar\n");
  printf("5 - dividir\n");
  printf("6 - sair\n");
  printf("digite sua opcao: ");
}


x86 assembly (clang, -O0):
<menu>:
push   %rbp
mov    %rsp,%rbp
lea    0xef6(%rip),%rdi
call   1030 <printf@plt>
lea    0xed9(%rip),%rdi
call   1030 <printf@plt>
lea    0xee0(%rip),%rdi
call   1030 <printf@plt>
lea    0xedf(%rip),%rdi
call   1030 <printf@plt>
lea    0xee1(%rip),%rdi
call   1030 <printf@plt>
lea    0xee6(%rip),%rdi
call   1030 <printf@plt>
lea    0xee7(%rip),%rdi
call   1030 <printf@plt>
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<menu>:
push   %rax
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xed1(%rip),%rdi
call   1040 <puts@plt>
lea    0xed7(%rip),%rdi
call   1040 <puts@plt>
lea    0xed5(%rip),%rdi
call   1040 <puts@plt>
lea    0xed6(%rip),%rdi
call   1040 <puts@plt>
lea    0xeda(%rip),%rdi
call   1040 <puts@plt>
lea    0xeda(%rip),%rdi
call   1040 <puts@plt>
lea    0xe76(%rip),%rdi
pop    %rax
jmp    1050 <printf@plt>

LLVM IR (-O0):
@.str = [2 x i8] c"\0A\00"
@.str.1 = [19 x i8] c"1 - digitar a e b\0A\00"
@.str.2 = [11 x i8] c"2 - somar\0A\00"
@.str.3 = [14 x i8] c"3 - subtrair\0A\00"
@.str.4 = [17 x i8] c"4 - multiplicar\0A\00"
@.str.5 = [13 x i8] c"5 - dividir\0A\00"
@.str.6 = [10 x i8] c"6 - sair\0A\00"
@.str.7 = [19 x i8] c"digite sua opcao: \00"
define void @menu() {
%1 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.6, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.7, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str.7 = [19 x i8] c"digite sua opcao: \00"
@str = [18 x i8] c"1 - digitar a e b\00"
@str.8 = [10 x i8] c"2 - somar\00"
@str.9 = [13 x i8] c"3 - subtrair\00"
@str.10 = [16 x i8] c"4 - multiplicar\00"
@str.11 = [12 x i8] c"5 - dividir\00"
@str.12 = [9 x i8] c"6 - sair\00"
define void @menu() {
%1 = tail call i32 @putchar(i32 10)
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @str, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([10 x i8], [10 x i8]* @str.8, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @str.9, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @str.10, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @str.11, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([9 x i8], [9 x i8]* @str.12, i64 0, i64 0))
%8 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @.str.7, i64 0, i64 0))
ret void
}