在 2022-05-10 22:28, Jakub Jelinek 写道:
> 
> This looks reasonable, but doesn't contain the most important part.
> As mentioned in https://gcc.gnu.org/r12-5855
> the generic part can now support relocation of PCH, so it is fine if it is
> mapped at some other address, it is preferrable if it is mapped at the same
> address as it was written for, but if not, the generic code can relocate it.
> 
> (... ...)
> 
> IMHO you can just drop the loop, sleep of half a second is almost certainly
> slower than the relocation handling, so I'd just

Thanks for the hint. I have very little knowledge about how PCH works in GCC, thus I'm gonna propose 
a patch to MSYS2 and see how it works. This can be committed to GCC later, after having been tested 
through many packages.


-- 
Best regards,
LIU Hao