On Tue, Oct 22, 2019 at 03:45:38PM +0300, Nikolay Borisov wrote:
> 
> 
> On 22.10.19 г. 5:02 ч., Marcos Paulo de Souza wrote:
> > From: Marcos Paulo de Souza <mpdeso...@suse.com>
> > 
> > While compiling btrfs-progs using clang I found an issue using
> > __attribute__(fallthrough), which does not seems to work in clang.
> > 
> > To solve this issue, the code was changed to use /* fallthrough */, which 
> > is the
> > same notation adopted by linux kernel.
> > 
> > Once these places were changed, -Wimplicit-fallthrough was set in Makefile, 
> > to
> > avoid further implicit-fallthrough cases being added in the future.
> > 
> > Marcos Paulo de Souza (2):
> >   btrfs-progs: utils: Replace __attribute__(fallthrough)
> >   btrfs-progs: Makefile: Add -Wimplicit-fallthrough
> > 
> >  Makefile       |  1 +
> >  common/utils.c | 12 ++++++------
> >  2 files changed, 7 insertions(+), 6 deletions(-)
> > 
> 
> Overall the patch looks good, it just changes the fallthrough to the
> least common denominator which seems to be a simple comment. In clang 10
> the currently used attribute method is also going to be supported.
> 
> But we'll get most value if we just enable it now, so
> 
> Reviewed-by: Nikolay Borisov <nbori...@suse.com>

Agreed, I've added the note to the first patch. 1-2 in devel. Thanks.

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