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Re: [PATCH, updated] Add a warning for suspicious use of conditional expressions in boolean context

On 09/15/16 21:54, Jason Merrill wrote:
> On Thu, Sep 15, 2016 at 1:42 PM, Joseph Myers <joseph@codesourcery.com> wrote:
>> On Thu, 15 Sep 2016, Bernd Edlinger wrote:
>>
>>> So level 1 could be enabled with -Wall and level 2 could be enabled
>>> with -pedantic and/or -Wpedantic.
>>
>> But this warning has absolutely nothing to do with things that are
>> prohibited by, or undefined in, ISO standards, and so it would be
>> completely inappropriate for -pedantic to affect it in any way.
>
> Agreed.  We already pass several warning flags to GCC bootstrap, we
> can add another.
>

Yes.

Maybe -Wextra could also enable the more strict warning.

That option is already enabled in the bootstrap and elsewhere.


Bernd.
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