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From: Stephan Bergmann <sbergman@redhat.com>
To: libstdc++@gcc.gnu.org
Cc: Patrick Palka <ppalka@redhat.com>
Subject: Re: <ranges> error: requires clause differs in template redeclaration
Date: Mon, 13 Feb 2023 14:06:18 +0100	[thread overview]
Message-ID: <bb95149d-fab1-636a-e093-145fcbe97585@redhat.com> (raw)
In-Reply-To: <1ea8bea9-bf48-7e8a-8c1f-e9ac747c7ab7@redhat.com>

On 13/02/2023 13:39, Stephan Bergmann wrote:
> On 13/02/2023 12:14, Stephan Bergmann wrote:
>> I just noticed that Clang -std=c++2b complains (and I assume rightly 
>> so) about <ranges>
>>
>>> .../lib/gcc/x86_64-pc-linux-gnu/13.0.1/../../../../include/c++/13.0.1/ranges:6123:14: error: requires clause differs in template redeclaration
>>>     requires forward_range<_Vp>
>>>              ^
>>> .../lib/gcc/x86_64-pc-linux-gnu/13.0.1/../../../../include/c++/13.0.1/ranges:5822:14: note: previous template declaration is here
>>>     requires input_range<_Vp>
>>>              ^
> 
> ah no, there's multiple chunk_view with different requires clauses, so 
> this first one rather looks like a Clang bug

(see <https://github.com/llvm/llvm-project/issues/60704> "Clang 'error: 
requires clause differs in template redeclaration' on out-of-class 
definition of class template specialization member")


  reply	other threads:[~2023-02-13 13:06 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-13 11:14 Stephan Bergmann
2023-02-13 12:39 ` Stephan Bergmann
2023-02-13 13:06   ` Stephan Bergmann [this message]
2023-02-13 13:06   ` Jonathan Wakely

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