Function backtrace_vector_release

external/tracy/libbacktrace/alloc.cpp:147–172

/* Release any extra space allocated for VEC.  */

int
backtrace_vector_release (struct backtrace_state *state ATTRIBUTE_UNUSED,
			  struct backtrace_vector *vec,
			  backtrace_error_callback error_callback,
			  void *data)
{
  vec->alc = 0;

  if (vec->size == 0)
    {
      /* As of C17, realloc with size 0 is marked as an obsolescent feature, use
	 free instead.  */
      rpfree (vec->base);
      vec->base = NULL;
      return 1;
    }

  vec->base = rprealloc (vec->base, vec->size);
  if (vec->base == NULL)
    {
      error_callback (data, "realloc", errno);
      return 0;
    }

  return 1;
}

}