. Such as:
extern(C) __thread __hidefromvtls int errno;
A working implementation of both is here:
https://github.com/Chaiomanot/dmd
Appolgies if this isn't the right place to post this, I couldn't
find a suggestions forum.
If your patch enforcing that a function tagged with noreturn
does not return (so core.stdc.stdlib.exit must be tagged with
noreturn)?
It isn't currently compulsory. Any noreturn function will still
compile without the attribute. If adopted, it would of course be
prudent to make stdlib.exit
