Re: [RFC v1 1/1] lib/: Implement strnul()

[Bruno Haible via Gnulib discussion list]

Alejandro Colomar wrote:
> BTW, another way to implement it as a const-generic macro would be
> 
>       #define strnul(s)                                             \
>       ({                                                            \
>               __auto_type  s_ = s;                                  \
>                                                                     \
>               s_ + strlen(s_);                                      \
>       })

But compound expressions are not ISO C standardized, unlike _Generic.
Which means that 10 years from now, most compilers will support _Generic
but MSVC will still not support compound expressions.

Bruno