erichkeane added inline comments.
================
Comment at: clang/lib/Sema/SemaExprCXX.cpp:5400-5401
+ SourceLocation KWLoc) {
+ if (!S.getLangOpts().CPlusPlus11)
+ return;
+
----------------
royjacobson wrote:
> aaron.ballman wrote:
> > I think we should always warn on these, not just in C++11.
> I'm not convinced we should. My reasoning is that we need a pretty good
> reason to start issuing warnings for 20 years old code. The usage of those
> builtins with deleted functions after C++11 is pretty broken which is a
> pretty good reason, but for earlier language versions they work 'fine' and if
> people want to use C++03 I prefer leaving them at peace :)
>
> People on C++03 are also probably using pretty old versions of libstdc++
> and/or boost type_traits, so this could have some impact.
>
> WDYT?
>
warnings don't get emitted for code in header files, so at least that part
isn't a concern.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D129170/new/
https://reviews.llvm.org/D129170
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