#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 fibo(int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *);
int main() {
  int n;
  printf("Enter the number of fibonacci terms you want: ");
  scanf("%d", &n);
  for (int i = 0; i < n; i++) {
    printf("%d \t", fibo(i));
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xedb(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
movl   $0x0,-0xc(%rbp)
mov    -0xc(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    1196 <main+0x66>
mov    -0xc(%rbp),%edi
call   1050 <fibo@plt>
mov    %eax,%esi
lea    0xeb1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    1164 <main+0x34>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %rbx
push   %rax
lea    0xec6(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xee7(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1040 <scanf@plt>
cmpl   $0x0,0x4(%rsp)
jle    118c <main+0x5c>
lea    0xed2(%rip),%rbx
xor    %ebp,%ebp
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax)
mov    %ebp,%edi
call   1050 <fibo@plt>
mov    %rbx,%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1030 <printf@plt>
add    $0x1,%ebp
cmp    0x4(%rsp),%ebp
jl     1170 <main+0x40>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@.str = [47 x i8] c"Enter the number of fibonacci terms you want: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [5 x i8] c"%d \09\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str, i64 0, i64 0))
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
store i32 0, i32* %3
br label %6
6: ; preds = %14, %0
%7 = load i32, i32* %3
%8 = load i32, i32* %2
%9 = icmp slt i32 %7, %8
br i1 %9, label %10, label %17
10: ; preds = %6
%11 = load i32, i32* %3
%12 = call i32 @fibo(i32 %11)
%13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0), i32 %12)
br label %14
14: ; preds = %10
%15 = load i32, i32* %3
%16 = add nsw i32 %15, 1
store i32 %16, i32* %3
br label %6
17: ; preds = %6
ret i32 0
}

LLVM IR (-O2):
@.str = [47 x i8] c"Enter the number of fibonacci terms you want: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [5 x i8] c"%d \09\00"
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([47 x i8], [47 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 sgt i32 %5, 0
br i1 %6, label %8, label %7
7: ; preds = %8, %0
ret i32 0
8: ; preds = %0, %8
%9 = phi i32 [ %12, %8 ], [ 0, %0 ]
%10 = call i32 @fibo(i32 %9)
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0), i32 %10)
%12 = add nuw nsw i32 %9, 1
%13 = load i32, i32* %1
%14 = icmp slt i32 %12, %13
br i1 %14, label %8, label %7
}