#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 main(void) {
  int i;
  printf("Enter either 1 or 2");
  scanf("%d", &i);
  if (i == 2)
    printf("You'll go to USA\n");
  else {
    if (i == 2)
      printf("LA is waiting for you");
    else
      printf("What about Ibiza");
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
call   1030 <printf@plt>
lea    0xed2(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
cmpl   $0x2,-0x8(%rbp)
jne    1166 <main+0x46>
lea    0xebb(%rip),%rdi
call   1030 <printf@plt>
jmp    1192 <main+0x72>
cmpl   $0x2,-0x8(%rbp)
jne    1181 <main+0x61>
lea    0xeb2(%rip),%rdi
call   1030 <printf@plt>
jmp    118d <main+0x6d>
lea    0xeb7(%rip),%rdi
call   1030 <printf@plt>
jmp    1192 <main+0x72>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xec8(%rip),%rdi
call   1040 <printf@plt>
lea    0xed0(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1050 <scanf@plt>
cmpl   $0x2,0x4(%rsp)
jne    1163 <main+0x33>
lea    0xecc(%rip),%rdi
call   1030 <puts@plt>
jmp    116f <main+0x3f>
lea    0xead(%rip),%rdi
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [20 x i8] c"Enter either 1 or 2\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [18 x i8] c"You'll go to USA\0A\00"
@.str.3 = [22 x i8] c"LA is waiting for you\00"
@.str.4 = [17 x i8] c"What about Ibiza\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
store i32 0, i32* %1
%3 = call i32 @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%5 = load i32, i32* %2
%6 = icmp eq i32 %5, 2
br i1 %6, label %7, label %9
7: ; preds = %0
%8 = call i32 @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0))
br label %17
9: ; preds = %0
%10 = load i32, i32* %2
%11 = icmp eq i32 %10, 2
br i1 %11, label %12, label %14
12: ; preds = %9
%13 = call i32 @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.3, i64 0, i64 0))
br label %16
14: ; preds = %9
%15 = call i32 @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.4, i64 0, i64 0))
br label %16
16: ; preds = %14, %12
br label %17
17: ; preds = %16, %7
ret i32 0
}

LLVM IR (-O2):
@.str = [20 x i8] c"Enter either 1 or 2\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.4 = [17 x i8] c"What about Ibiza\00"
@str = [17 x i8] c"You'll go to USA\00"
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
%3 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%5 = load i32, i32* %1
%6 = icmp eq i32 %5, 2
br i1 %6, label %7, label %9
7: ; preds = %0
%8 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str, i64 0, i64 0))
br label %11
9: ; preds = %0
%10 = call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @.str.4, i64 0, i64 0))
br label %11
11: ; preds = %9, %7
ret i32 0
}