On Tue, Dec 07, 2021 at 11:23:26AM +0100, Jan Beulich wrote:
> On 25.11.2021 14:39, Anthony PERARD wrote:
> > clang 6.0 and newer behave like gcc in regards for the FILE symbol, so
> > only the filename rather than the full path to the source file.
> >
> > clang 3.8.1-24 (in our debian:stretch container) and 3.5.0-10
> > (in our debian:jessie container) do store the full path to the source
> > file in the FILE symbol.
> >
> > This means that we also need to check clang version to figure out
> > which command we need to use to redefine symbol.
> >
> > I don't know which version of clang change behavior, we will guess
> > 4.0.
>
> When I did this earlier work, it was clang5 that I used. Which would seem
> to mean the change in behavior was in version 6.
Thanks, I forgot this fact. I'll make change in the patch, and replace
the last paragraph of the patch description and add something link this
instead:
Also, based on commit 81ecb38b83 ("build: provide option to
disambiguate symbol names"), which were using clang 5, the change of
behavior likely happened in clang 6.0.
Thanks,
--
Anthony PERARD
