[cfe-dev] -Winvalid-constexpr reports as a compile error - is this intentional?
Hans Wennborg via cfe-dev
cfe-dev at lists.llvm.org
Wed Jul 4 07:50:41 PDT 2018
On Wed, Jul 4, 2018 at 9:52 AM, Paul Bristow via cfe-dev
<cfe-dev at lists.llvm.org> wrote:
> I have (inadvertently) enabled Clang 6.0.0 warning
> This revealed a pre-existing 'feature' in Boost.System error_code.hpp and signalled this as a compile error.
> Since this is only advertised as a warning, I was surprised (and slightly inconvenienced) to get an error rather than a warning.
> If I suppress the warning (-Wno-invalid-constexpr for example), the code compiles, links and works as expected.
> Is signalling this warning as a compile error intentional?
I think this is intentional, and it's even documented:
I don't think it's advertised as a warning. It's an actual error, just
one that's possible to turn off.
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