user: Converte this assembly snippet into its equivalent C code:

```asm
<test_collapse>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  movl   $0x0,-0x24(%rbp)
  jmp    L75
L295:
  addl   $0x1,-0x24(%rbp)
L75:
  cmpl   $0xf,-0x24(%rbp)
  jle    L295
  movl   $0x0,-0x24(%rbp)
  jmp    L484
L338:
  addl   $0x1,-0x24(%rbp)
L484:
  cmpl   $0xf,-0x24(%rbp)
  jle    L338
  movl   $0x0,-0x24(%rbp)
  jmp    L427
L542:
  addl   $0x1,-0x24(%rbp)
L427:
  cmpl   $0xf,-0x24(%rbp)
  jle    L542
  movl   $0x0,-0x24(%rbp)
  jmp    L516
L179:
  addl   $0x1,-0x24(%rbp)
L516:
  cmpl   $0xf,-0x24(%rbp)
  jle    L179
  movl   $0x0,-0x24(%rbp)
  jmp    L265
L19:
  addl   $0x1,-0x24(%rbp)
L265:
  cmpl   $0xf,-0x24(%rbp)
  jle    L19
  movl   $0x0,-0x24(%rbp)
  jmp    L308
L176:
  addl   $0x1,-0x24(%rbp)
L308:
  cmpl   $0xf,-0x24(%rbp)
  jle    L176
  movl   $0x0,-0x24(%rbp)
  jmp    L491
L444:
  addl   $0x1,-0x24(%rbp)
L491:
  cmpl   $0xf,-0x24(%rbp)
  jle    L444
  movl   $0x0,-0x24(%rbp)
  jmp    L126
L105:
  addl   $0x1,-0x24(%rbp)
L126:
  cmpl   $0xf,-0x24(%rbp)
  jle    L105
  movl   $0x0,-0x24(%rbp)
  jmp    L381
L173:
  addl   $0x1,-0x24(%rbp)
L381:
  cmpl   $0xf,-0x24(%rbp)
  jle    L173
  movl   $0x0,-0x24(%rbp)
  jmp    L369
L501:
  addl   $0x1,-0x24(%rbp)
L369:
  cmpl   $0xf,-0x24(%rbp)
  jle    L501
  movl   $0x0,-0x24(%rbp)
  jmp    L360
L69:
  addl   $0x1,-0x24(%rbp)
L360:
  cmpl   $0xf,-0x24(%rbp)
  jle    L69
  movl   $0x0,-0x24(%rbp)
  jmp    L451
L478:
  addl   $0x1,-0x24(%rbp)
L451:
  cmpl   $0xf,-0x24(%rbp)
  jle    L478
  movl   $0x0,-0x20(%rbp)
  jmp    L514
L301:
  movl   $0x0,-0x1c(%rbp)
  jmp    L508
L181:
  movl   $0x0,-0x18(%rbp)
  jmp    L130
L183:
  movl   $0x0,-0x14(%rbp)
  jmp    L134
L328:
  mov    $0x0,%eax
  call   <foo@plt>
  addl   $0x1,-0x14(%rbp)
L134:
  cmpl   $0xf,-0x14(%rbp)
  jle    L328
  addl   $0x1,-0x18(%rbp)
L130:
  cmpl   $0xf,-0x18(%rbp)
  jle    L183
  addl   $0x1,-0x1c(%rbp)
L508:
  cmpl   $0xf,-0x1c(%rbp)
  jle    L181
  addl   $0x1,-0x20(%rbp)
L514:
  cmpl   $0xf,-0x20(%rbp)
  jle    L301
  movl   $0x0,-0x24(%rbp)
  jmp    L520
L4:
  addl   $0x1,-0x24(%rbp)
L520:
  cmpl   $0xf,-0x24(%rbp)
  jle    L4
  movl   $0x0,-0x24(%rbp)
  jmp    L236
L172:
  addl   $0x1,-0x24(%rbp)
L236:
  cmpl   $0xf,-0x24(%rbp)
  jle    L172
  movl   $0x0,-0x24(%rbp)
  jmp    L424
L321:
  addl   $0x1,-0x24(%rbp)
L424:
  cmpl   $0xf,-0x24(%rbp)
  jle    L321
  movl   $0x0,-0x24(%rbp)
  jmp    L274
L250:
  addl   $0x1,-0x24(%rbp)
L274:
  cmpl   $0xf,-0x24(%rbp)
  jle    L250
  movl   $0x0,-0x24(%rbp)
  jmp    L543
L345:
  addl   $0x1,-0x24(%rbp)
L543:
  cmpl   $0xf,-0x24(%rbp)
  jle    L345
  movl   $0x0,-0x24(%rbp)
  jmp    L483
L246:
  addl   $0x1,-0x24(%rbp)
L483:
  cmpl   $0xf,-0x24(%rbp)
  jle    L246
  movl   $0x0,-0x24(%rbp)
  jmp    L464
L384:
  movl   $0x0,-0x10(%rbp)
  jmp    L186
L233:
  movl   $0x0,-0xc(%rbp)
  jmp    L443
L440:
  mov    -0x10(%rbp),%eax
  add    %eax,-0x24(%rbp)
  addl   $0x1,-0xc(%rbp)
L443:
  cmpl   $0xf,-0xc(%rbp)
  jle    L440
  addl   $0x1,-0x10(%rbp)
L186:
  cmpl   $0xf,-0x10(%rbp)
  jle    L233
  addl   $0x1,-0x24(%rbp)
L464:
  cmpl   $0xf,-0x24(%rbp)
  jle    L384
  movl   $0x0,-0x24(%rbp)
  jmp    L315
L32:
  movl   $0x0,-0x8(%rbp)
  jmp    L307
L2:
  movl   $0x0,-0x4(%rbp)
  jmp    L411
L184:
  mov    -0x8(%rbp),%eax
  add    %eax,-0x24(%rbp)
  addl   $0x1,-0x4(%rbp)
L411:
  cmpl   $0xf,-0x4(%rbp)
  jle    L184
  addl   $0x1,-0x8(%rbp)
L307:
  cmpl   $0xf,-0x8(%rbp)
  jle    L2
  addl   $0x1,-0x24(%rbp)
L315:
  cmpl   $0xf,-0x24(%rbp)
  jle    L32
  nop
  nop
  leave
  ret
```

assistant: ```c
void test_collapse() {
  int i;
#pragma omp simd collapse
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse()
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(,
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(, )
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse 4)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(4
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(4,
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(4, )
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(4)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(4 4)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(4, , 4)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(4)
  for (int i1 = 0; i1 < 16; ++i1)
    for (int i2 = 0; i2 < 16; ++i2)
      for (int i3 = 0; i3 < 16; ++i3)
        for (int i4 = 0; i4 < 16; ++i4)
          foo();
#pragma omp simd collapse(4, 8)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(2.5)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(foo())
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(-5)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(0)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp simd collapse(5 - 5)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp parallel
#pragma omp simd collapse(2) reduction(+ : i)
  for (i = 0; i < 16; ++i)
    for (int j = 0; j < 16; ++j)
#pragma omp for reduction(+ : i, j)
      for (int k = 0; k < 16; ++k)
        i += j;
#pragma omp parallel
#pragma omp for
  for (i = 0; i < 16; ++i)
    for (int j = 0; j < 16; ++j)
#pragma omp simd reduction(+ : i, j)
      for (int k = 0; k < 16; ++k)
        i += j;
}
```