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Date:      Sat, 20 Mar 2021 09:22:30 -0600
From:      Alan Somers <asomers@freebsd.org>
To:        Willem Jan Withagen <wjw@digiware.nl>
Cc:        FreeBSD Hackers <freebsd-hackers@freebsd.org>,  FreeBSD Toolchain <freebsd-toolchain@freebsd.org>
Subject:   Re: Looking for std::map::erase_if
Message-ID:  <CAOtMX2gxR%2BEjUK%2BurZFP%2BTP6p=W4rPsk37U0oHGmassqxW930g@mail.gmail.com>
In-Reply-To: <499f895c-d614-86bd-2371-a6dd3ac349d7@digiware.nl>
References:  <941ef2dc-e6e1-bd30-0533-f6789b1463b5@digiware.nl> <CAOtMX2g4E3VUQkBe=mBOejpnkDAd2yMn9SChw=5ReMx4Aoe9Fw@mail.gmail.com> <499f895c-d614-86bd-2371-a6dd3ac349d7@digiware.nl>

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I'm just guessing, but I think you should remove the "experimental" and
build with -std=c++17 .
-Alan

On Sat, Mar 20, 2021 at 9:06 AM Willem Jan Withagen <wjw@digiware.nl> wrote:

> On 20-3-2021 15:46, Alan Somers wrote:
>
> It looks like it's in there.  What code are you trying that doesn't work?
>
> Hi Alan,
>
> I thought so too, but all tries last 2 weeks did not result into anything
> that got it compiling...
> But could be that I did not try hard enough, real work is pulling a lot
> atm.
>
> Code is at:
>
> https://github.com/dillaman/ceph/blob/138d71fb0635682510cadda8e4ad5aaab3f39e44/src/librbd/api/Trash.cc#L299
>
> Thanx,
> --WjW
>
>
> > grep erase_if  /usr/include/c++/v1/map
>   void erase_if(map<Key, T, Compare, Allocator>& c, Predicate pred);  //
> C++20
>   void erase_if(multimap<Key, T, Compare, Allocator>& c, Predicate pred);
>  // C++20
> void erase_if(map<_Key, _Tp, _Compare, _Allocator>& __c, _Predicate __pred)
> { __libcpp_erase_if_container(__c, __pred); }
> void erase_if(multimap<_Key, _Tp, _Compare, _Allocator>& __c, _Predicate
> __pred)
> { __libcpp_erase_if_container(__c, __pred); }
>
> On Sat, Mar 20, 2021 at 8:39 AM Willem Jan Withagen via freebsd-hackers <
> freebsd-hackers@freebsd.org> wrote:
>
>> Hi,
>>
>> [ Trying this on FBSD 12.2 ]
>>
>> In the Ceph code new code uses std::map::erase_if.
>> Which is in Linux imported from <experimental/map>
>>
>> Anybody suggestions on libraries to get something matching??
>>
>> Thanx,
>> --WjW
>> _______________________________________________
>> freebsd-hackers@freebsd.org mailing list
>> https://lists.freebsd.org/mailman/listinfo/freebsd-hackers
>> To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org
>> "
>>
>
>



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