#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 EOF;
int getchar();
int /*<<< orphan*/ printf(char *);
int /*<<< orphan*/ putchar(int);
int main() {
  int c;
  int number = 0;
  while ((c = getchar()) != EOF) {
    if (number == 10) {
      printf("\n");
      number = 0;
    } else {
      putchar(c);
      ++number;
    }
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0xc(%rbp)
mov    $0x0,%al
call   1050 <getchar@plt>
mov    %eax,-0x8(%rbp)
mov    0x2e91(%rip),%rcx
cmp    (%rcx),%eax
je     1197 <main+0x67>
cmpl   $0xa,-0xc(%rbp)
jne    1181 <main+0x51>
lea    0xe90(%rip),%rdi
call   1040 <printf@plt>
movl   $0x0,-0xc(%rbp)
jmp    1192 <main+0x62>
mov    -0x8(%rbp),%edi
call   1030 <putchar@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    1146 <main+0x16>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %rbx
push   %rax
xor    %eax,%eax
call   1040 <getchar@plt>
mov    0x2eb7(%rip),%rbx
cmp    (%rbx),%eax
jne    113e <main+0x1e>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret
xor    %ebp,%ebp
jmp    1167 <main+0x47>
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax)
mov    $0xa,%edi
call   1030 <putchar@plt>
xor    %ebp,%ebp
xor    %eax,%eax
call   1040 <getchar@plt>
cmp    (%rbx),%eax
je     1135 <main+0x15>
cmp    $0xa,%ebp
je     1150 <main+0x30>
mov    %eax,%edi
call   1030 <putchar@plt>
add    $0x1,%ebp
jmp    115c <main+0x3c>

LLVM IR (-O0):
@EOF = global i32 0
@.str = [2 x i8] c"\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %3
br label %4
4: ; preds = %18, %0
%5 = call i32 (...) @getchar()
store i32 %5, i32* %2
%6 = load i32, i32* @EOF
%7 = icmp ne i32 %5, %6
br i1 %7, label %8, label %19
8: ; preds = %4
%9 = load i32, i32* %3
%10 = icmp eq i32 %9, 10
br i1 %10, label %11, label %13
11: ; preds = %8
%12 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %3
br label %18
13: ; preds = %8
%14 = load i32, i32* %2
%15 = call i32 @putchar(i32 %14)
%16 = load i32, i32* %3
%17 = add nsw i32 %16, 1
store i32 %17, i32* %3
br label %18
18: ; preds = %13, %11
br label %4
19: ; preds = %4
ret i32 0
}

LLVM IR (-O2):
@EOF = global i32 0
define i32 @main() {
%1 = tail call i32 (...) @getchar()
%2 = load i32, i32* @EOF
%3 = icmp eq i32 %1, %2
br i1 %3, label %18, label %4
4: ; preds = %0, %13
%5 = phi i32 [ %15, %13 ], [ %1, %0 ]
%6 = phi i32 [ %14, %13 ], [ 0, %0 ]
%7 = icmp eq i32 %6, 10
br i1 %7, label %8, label %10
8: ; preds = %4
%9 = tail call i32 @putchar(i32 10)
br label %13
10: ; preds = %4
%11 = tail call i32 @putchar(i32 %5)
%12 = add nsw i32 %6, 1
br label %13
13: ; preds = %10, %8
%14 = phi i32 [ 0, %8 ], [ %12, %10 ]
%15 = tail call i32 (...) @getchar()
%16 = load i32, i32* @EOF
%17 = icmp eq i32 %15, %16
br i1 %17, label %18, label %4
18: ; preds = %13, %0
ret i32 0
}