#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_s(char *, int *);
int /*<<< orphan*/ system(char *);
int main() {
  int num;
  printf("Please enter a dice side: ");
  scanf_s("%i", &num);
  switch (num) {
  case 1:
    printf("In the opposite side there is a six.\n");
    break;
  case 2:
    printf("In the opposite side there is a five.\n");
    break;
  case 3:
    printf("In the opposite side there is a four.\n");
    break;
  case 4:
    printf("In the opposite side there is a three.\n");
    break;
  case 5:
    printf("In the opposite side there is a two.\n");
    break;
  case 6:
    printf("In the opposite side there is a one.\n");
    break;
  default:
    printf("ERROR: Incorrect input.\n");
    break;
  }
  printf("\n");
  system("pause");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xed2(%rip),%rdi
call   1040 <printf@plt>
lea    0xee1(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1050 <scanf_s@plt>
mov    -0x8(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,%ecx
mov    %rcx,-0x10(%rbp)
sub    $0x5,%eax
ja     11ea <main+0xba>
mov    -0x10(%rbp),%rax
lea    0xe85(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
jmp    *%rax
lea    0xeab(%rip),%rdi
call   1040 <printf@plt>
jmp    11f6 <main+0xc6>
lea    0xec0(%rip),%rdi
call   1040 <printf@plt>
jmp    11f6 <main+0xc6>
lea    0xed6(%rip),%rdi
call   1040 <printf@plt>
jmp    11f6 <main+0xc6>
lea    0xeec(%rip),%rdi
call   1040 <printf@plt>
jmp    11f6 <main+0xc6>
lea    0xf03(%rip),%rdi
call   1040 <printf@plt>
jmp    11f6 <main+0xc6>
lea    0xf18(%rip),%rdi
call   1040 <printf@plt>
jmp    11f6 <main+0xc6>
lea    0xf2d(%rip),%rdi
call   1040 <printf@plt>
lea    0xed3(%rip),%rdi
call   1040 <printf@plt>
lea    0xf2e(%rip),%rdi
call   1030 <system@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xea8(%rip),%rdi
call   1060 <printf@plt>
lea    0xeb7(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1070 <scanf_s@plt>
mov    0x4(%rsp),%eax
add    $0xffffffff,%eax
cmp    $0x5,%eax
ja     118c <main+0x3c>
cltq
lea    0xf9d(%rip),%rcx
movslq (%rcx,%rax,4),%rdi
add    %rcx,%rdi
jmp    1193 <main+0x43>
lea    0xf73(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xe75(%rip),%rdi
call   1050 <system@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [27 x i8] c"Please enter a dice side: \00"
@.str.1 = [3 x i8] c"%i\00"
@.str.2 = [38 x i8] c"In the opposite side there is a six.\0A\00"
@.str.3 = [39 x i8] c"In the opposite side there is a five.\0A\00"
@.str.4 = [39 x i8] c"In the opposite side there is a four.\0A\00"
@.str.5 = [40 x i8] c"In the opposite side there is a three.\0A\00"
@.str.6 = [38 x i8] c"In the opposite side there is a two.\0A\00"
@.str.7 = [38 x i8] c"In the opposite side there is a one.\0A\00"
@.str.8 = [25 x i8] c"ERROR: Incorrect input.\0A\00"
@.str.9 = [2 x i8] c"\0A\00"
@.str.10 = [6 x i8] c"pause\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
store i32 0, i32* %1
%3 = call i32 @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf_s(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%5 = load i32, i32* %2
switch i32 %5, label %18 [
i32 1, label %6
i32 2, label %8
i32 3, label %10
i32 4, label %12
i32 5, label %14
i32 6, label %16
]
6: ; preds = %0
%7 = call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.2, i64 0, i64 0))
br label %20
8: ; preds = %0
%9 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.3, i64 0, i64 0))
br label %20
10: ; preds = %0
%11 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.4, i64 0, i64 0))
br label %20
12: ; preds = %0
%13 = call i32 @printf(i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.5, i64 0, i64 0))
br label %20
14: ; preds = %0
%15 = call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.6, i64 0, i64 0))
br label %20
16: ; preds = %0
%17 = call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.7, i64 0, i64 0))
br label %20
18: ; preds = %0
%19 = call i32 @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.8, i64 0, i64 0))
br label %20
20: ; preds = %18, %16, %14, %12, %10, %8, %6
%21 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.9, i64 0, i64 0))
%22 = call i32 @system(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.10, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@.str = [27 x i8] c"Please enter a dice side: \00"
@.str.1 = [3 x i8] c"%i\00"
@.str.10 = [6 x i8] c"pause\00"
@str = [37 x i8] c"In the opposite side there is a one.\00"
@str.11 = [37 x i8] c"In the opposite side there is a two.\00"
@str.12 = [39 x i8] c"In the opposite side there is a three.\00"
@str.13 = [38 x i8] c"In the opposite side there is a four.\00"
@str.14 = [38 x i8] c"In the opposite side there is a five.\00"
@str.15 = [37 x i8] c"In the opposite side there is a six.\00"
@str.16 = [24 x i8] c"ERROR: Incorrect input.\00"
@reltable.main = [6 x i32] [i32 trunc (i64 sub (i64 ptrtoint ([37 x i8]* @str.15 to i64), i64 ptrtoint ([6 x i32]* @reltable.main to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([38 x i8]* @str.14 to i64), i64 ptrtoint ([6 x i32]* @reltable.main to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([38 x i8]* @str.13 to i64), i64 ptrtoint ([6 x i32]* @reltable.main to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([39 x i8]* @str.12 to i64), i64 ptrtoint ([6 x i32]* @reltable.main to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([37 x i8]* @str.11 to i64), i64 ptrtoint ([6 x i32]* @reltable.main to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([37 x i8]* @str to i64), i64 ptrtoint ([6 x i32]* @reltable.main to i64)) to i32)]
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
%3 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([27 x i8], [27 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf_s(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%5 = load i32, i32* %1
%6 = add i32 %5, -1
%7 = icmp ult i32 %6, 6
br i1 %7, label %8, label %12
8: ; preds = %0
%9 = sext i32 %6 to i64
%10 = shl i64 %9, 2
%11 = call i8* @llvm.load.relative.i64(i8* bitcast ([6 x i32]* @reltable.main to i8*), i64 %10)
br label %12
12: ; preds = %0, %8
%13 = phi i8* [ %11, %8 ], [ getelementptr inbounds ([24 x i8], [24 x i8]* @str.16, i64 0, i64 0), %0 ]
%14 = call i32 @puts(i8* dereferenceable(1) %13)
%15 = call i32 @putchar(i32 10)
%16 = call i32 @system(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.10, i64 0, i64 0))
ret i32 0
}