#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 calc_menu() {
  int sel;
  printf("* * * * * * * * * * * * * * * * * * * * * * *\n");
  printf("*             Caculate Menu                 *\n");
  printf("* 1.Calculate Sum of chosen data            *\n");
  printf("* 2.Calculate Average of chosen data        *\n");
  printf("* * * * * * * * * * * * * * * * * * * * * * *\n");
  printf("Please enter your choice:");
  scanf("%d", &sel);
  return (sel);
}


x86 assembly (clang, -O0):
<calc_menu>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
lea    0xed1(%rip),%rdi
call   1030 <printf@plt>
lea    0xef4(%rip),%rdi
call   1030 <printf@plt>
lea    0xf17(%rip),%rdi
call   1030 <printf@plt>
lea    0xf3a(%rip),%rdi
call   1030 <printf@plt>
lea    0xea1(%rip),%rdi
call   1030 <printf@plt>
lea    0xf51(%rip),%rdi
call   1030 <printf@plt>
lea    0xf5f(%rip),%rdi
lea    -0x4(%rbp),%rsi
call   1040 <scanf@plt>
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<calc_menu>:
push   %rbx
sub    $0x10,%rsp
lea    0xf6b(%rip),%rbx
mov    %rbx,%rdi
call   1030 <puts@plt>
lea    0xed2(%rip),%rdi
call   1030 <puts@plt>
lea    0xef4(%rip),%rdi
call   1030 <puts@plt>
lea    0xf16(%rip),%rdi
call   1030 <puts@plt>
mov    %rbx,%rdi
call   1030 <puts@plt>
lea    0xe89(%rip),%rdi
call   1040 <printf@plt>
lea    0xe97(%rip),%rdi
lea    0xc(%rsp),%rsi
call   1050 <scanf@plt>
mov    0xc(%rsp),%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [47 x i8] c"* * * * * * * * * * * * * * * * * * * * * * *\0A\00"
@.str.1 = [47 x i8] c"* Caculate Menu *\0A\00"
@.str.2 = [47 x i8] c"* 1.Calculate Sum of chosen data *\0A\00"
@.str.3 = [47 x i8] c"* 2.Calculate Average of chosen data *\0A\00"
@.str.4 = [26 x i8] c"Please enter your choice:\00"
@.str.5 = [3 x i8] c"%d\00"
define i32 @calc_menu() {
%1 = alloca i32
%2 = call i32 @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.1, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.2, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.3, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([47 x i8], [47 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 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.5, i64 0, i64 0), i32* %1)
%9 = load i32, i32* %1
ret i32 %9
}

LLVM IR (-O2):
@.str.4 = [26 x i8] c"Please enter your choice:\00"
@.str.5 = [3 x i8] c"%d\00"
@str.6 = [46 x i8] c"* Caculate Menu *\00"
@str.7 = [46 x i8] c"* 1.Calculate Sum of chosen data *\00"
@str.8 = [46 x i8] c"* 2.Calculate Average of chosen data *\00"
@str.9 = [46 x i8] c"* * * * * * * * * * * * * * * * * * * * * * *\00"
define i32 @calc_menu() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @str.9, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @str.6, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @str.7, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @str.8, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @str.9, i64 0, i64 0))
%8 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @.str.4, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.5, i64 0, i64 0), i32* %1)
%10 = load i32, i32* %1
ret i32 %10
}