这在 gcc-3.4.C++ 解析器在那个版本中变得更加严格——根据规范，但对于拥有遗留或多平台代码库的人来说仍然有点烦人.

This changed in gcc-3.4. The C++ parser got much more strict in that release -- per the spec but still kinda annoying for people with legacy or multi-platform code bases.