#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);
int main() {
  int a[10], i;
  a[0] = 1;
  a[1] = 1;
  i = 2;
  while (i < 10) {
    a[i] = a[i - 1] + a[i - 2];
    i += 1;
  }
  i = 0;
  while (i < 10) {
    printf("%d ", a[i]);
    i += 1;
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x1,-0x30(%rbp)
movl   $0x1,-0x2c(%rbp)
movl   $0x2,-0x34(%rbp)
cmpl   $0xa,-0x34(%rbp)
jge    116c <main+0x5c>
mov    -0x34(%rbp),%eax
sub    $0x1,%eax
cltq
mov    -0x30(%rbp,%rax,4),%ecx
mov    -0x34(%rbp),%eax
sub    $0x2,%eax
cltq
add    -0x30(%rbp,%rax,4),%ecx
movslq -0x34(%rbp),%rax
mov    %ecx,-0x30(%rbp,%rax,4)
mov    -0x34(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x34(%rbp)
jmp    1134 <main+0x24>
movl   $0x0,-0x34(%rbp)
cmpl   $0xa,-0x34(%rbp)
jge    119f <main+0x8f>
movslq -0x34(%rbp),%rax
mov    -0x30(%rbp,%rax,4),%esi
lea    0xe74(%rip),%rdi
call   1030 <printf@plt>
mov    -0x34(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x34(%rbp)
jmp    1173 <main+0x63>
xor    %eax,%eax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xee8(%rip),%rbx
mov    %rbx,%rdi
mov    $0x1,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x2,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x3,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x5,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x8,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0xd,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x15,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x22,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x37,%esi
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [4 x i8] c"%d \00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [10 x i32]
%3 = alloca i32
store i32 0, i32* %1
%4 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 0
store i32 1, i32* %4
%5 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 1
store i32 1, i32* %5
store i32 2, i32* %3
br label %6
6: ; preds = %9, %0
%7 = load i32, i32* %3
%8 = icmp slt i32 %7, 10
br i1 %8, label %9, label %26
9: ; preds = %6
%10 = load i32, i32* %3
%11 = sub nsw i32 %10, 1
%12 = sext i32 %11 to i64
%13 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %12
%14 = load i32, i32* %13
%15 = load i32, i32* %3
%16 = sub nsw i32 %15, 2
%17 = sext i32 %16 to i64
%18 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %17
%19 = load i32, i32* %18
%20 = add nsw i32 %14, %19
%21 = load i32, i32* %3
%22 = sext i32 %21 to i64
%23 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %22
store i32 %20, i32* %23
%24 = load i32, i32* %3
%25 = add nsw i32 %24, 1
store i32 %25, i32* %3
br label %6
26: ; preds = %6
store i32 0, i32* %3
br label %27
27: ; preds = %30, %26
%28 = load i32, i32* %3
%29 = icmp slt i32 %28, 10
br i1 %29, label %30, label %38
30: ; preds = %27
%31 = load i32, i32* %3
%32 = sext i32 %31 to i64
%33 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %32
%34 = load i32, i32* %33
%35 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %34)
%36 = load i32, i32* %3
%37 = add nsw i32 %36, 1
store i32 %37, i32* %3
br label %27
38: ; preds = %27
ret i32 0
}

LLVM IR (-O2):
@.str = [4 x i8] c"%d \00"
define i32 @main() {
%1 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 1)
%2 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 1)
%3 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 2)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 3)
%5 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 5)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 8)
%7 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 13)
%8 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 21)
%9 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 34)
%10 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 55)
ret i32 0
}