Re: [bug-gperf] switch fallthrough

[Schaible, Marcel]

Hi Bruno,


thanks for the quick patch!


Kind regards


Marcel


________________________________
From: bug-gperf <address@hidden> on behalf of Bruno Haible <address@hidden>
Sent: Thursday, July 26, 2018 2:05 AM
To: address@hidden
Cc: Phil Willoughby
Subject: Re: [bug-gperf] switch fallthrough

Hi,

Phil Willoughby wrote:
> We would like a way to change what gperf emits when it’s falling through
> from one case to another in a switch block. At the moment we see
> /*FALLTHOUGH*/ and I did not find a command-line flag or inline declaration
> that can alter that.
>
> The reason we’d like this is that we’re migrating to GCC 7 from 5 and
> we’re using the gcc flag -Werror=implicit-fallthrough.

Thanks for the suggestion. It's even possible to avoid the implicit-fallthrough
warnings without a command-line option or inline declaration.

Implemented through this patch:
http://git.savannah.gnu.org/gitweb/?p=gperf.git;a=commitdiff;h=0d37a8763d9a5169ee2cb71a0281f859ca159b87

Bruno