[llvm-dev] type traits bug in clang 4.0.0?

Haidl, Michael via llvm-dev llvm-dev at lists.llvm.org
Mon Jul 3 02:01:52 PDT 2017


I tried the posted code on SO and it also fails to compile on clang 5.0svn.

Cheers,
Michael Haidl

Mit TouchDown von meinem Android-Telefon gesendet (www.symantec.com)

-----Original Message-----
From: Diana Picus via llvm-dev [llvm-dev at lists.llvm.org]
Received: Montag, 03 Juli 2017, 10:59
To: Christoph Höger [christoph.hoeger at celeraone.com]; cfe-dev [cfe-dev at lists.llvm.org]
CC: llvm-dev [llvm-dev at lists.llvm.org]
Subject: Re: [llvm-dev] type traits bug in clang 4.0.0?

+clang mailing list, which has lots more C++/clang experts

On 3 July 2017 at 10:42, Christoph Höger via llvm-dev
<llvm-dev at lists.llvm.org> wrote:
> Dear all,
>
> I found this strange behavior, when inspecting some legacy build that did
> not compile after an upgrade of several libraries and clang:
>
> https://stackoverflow.com/questions/44846377/what-is-the-reason-behind-instable-type-traits
>
> I got no conclusive answer, but a comment that indicates that this might
> indeed be a bug in clang. Since I am neither a C++ expert nor familiar with
> clang, I would very much appreciate if some expert could:
>
> 1. verify that this is indeed a bug
> 2. help me to formulate this as a constructive report (i.e. what is actually
> going wrong here w.r.t. the C++ standard) and/or further reduce the test
> case
>
> thanks a lot,
>
> Christoph
>
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> llvm-dev at lists.llvm.org
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