Re: Interest for C++20 modules support of boost officially

From: Peter Dimov (pdimov_at_[hidden])
Date: 2024-12-19 09:27:24

Chuanqi Xu wrote:
> But another concern is, given boost (or any other library) should be accepted
> by other compilers and older clang. Then how could we put `export` in the
> sources directly? Didn’t we have to use yet another macro to handle this?

That's a good point, yes. Since in pre-20 mode we have to remove the `export`
anyway, there's perhaps not much point in having ignorable `export`.

Or... maybe there still is, because we could at least use a single Config macro
BOOST_CXX20_EXPORT, instead of separate ones per library.