r341099 - Add test file missed from r341097.

[Richard Smith via cfe-commits]

On Thu, 30 Aug 2018 at 12:18, Richard Smith via cfe-commits <
cfe-commits at lists.llvm.org> wrote:

> Author: rsmith
> Date: Thu Aug 30 12:17:11 2018
> New Revision: 341099
>
> URL: http://llvm.org/viewvc/llvm-project?rev=341099&view=rev
> Log:
> Add test file missed from r341097.
>

Sorry, typo, this should say r341098.


> Added:
>     cfe/trunk/test/SemaCXX/cxx14-compat.cpp
>
> Added: cfe/trunk/test/SemaCXX/cxx14-compat.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/cfe/trunk/test/SemaCXX/cxx14-compat.cpp?rev=341099&view=auto
>
> ==============================================================================
> --- cfe/trunk/test/SemaCXX/cxx14-compat.cpp (added)
> +++ cfe/trunk/test/SemaCXX/cxx14-compat.cpp Thu Aug 30 12:17:11 2018
> @@ -0,0 +1,34 @@
> +// RUN: %clang_cc1 -fsyntax-only -std=c++11 -Wc++14-compat-pedantic
> -verify %s
> +// RUN: %clang_cc1 -fsyntax-only -std=c++17 -Wc++14-compat-pedantic
> -verify %s
> +
> +#if __cplusplus < 201402L
> +
> +// expected-no-diagnostics
> +// FIXME: C++11 features removed or changed in C++14?
> +
> +#else
> +
> +static_assert(true); // expected-warning {{incompatible with C++
> standards before C++17}}
> +
> +template<int ...N> int f() { return (N + ...); } // expected-warning
> {{incompatible with C++ standards before C++17}}
> +
> +namespace [[]] NS_with_attr {} // expected-warning {{incompatible with
> C++ standards before C++17}}
> +enum { e [[]] }; // expected-warning {{incompatible with C++ standards
> before C++17}}
> +
> +template<typename T = int> struct X {};
> +X x; // expected-warning {{class template argument deduction is
> incompatible with C++ standards before C++17}}
> +
> +template<template<typename> class> struct Y {};
> +Y<X> yx; // ok, not class template argument deduction
> +
> +template<typename T> void f(T t) {
> +  X x = t; // expected-warning {{incompatible}}
> +}
> +
> +template<typename T> void g(T t) {
> +  typename T::X x = t; // expected-warning {{incompatible}}
> +}
> +struct A { template<typename T> struct X { X(T); }; };
> +void h(A a) { g(a); } // expected-note {{in instantiation of}}
> +
> +#endif
>
>
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