diff options
Diffstat (limited to 'clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p14.cpp')
-rw-r--r-- | clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p14.cpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p14.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p14.cpp new file mode 100644 index 0000000..0e69521 --- /dev/null +++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p14.cpp @@ -0,0 +1,31 @@ +// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s + +template<typename T> struct identity; +template<typename ...Types> struct tuple; + +template<typename T, typename U> struct is_same { + static const bool value = false; +}; + +template<typename T> struct is_same<T, T> { + static const bool value = true; +}; + +// There is a syntactic ambiguity when an ellipsis occurs at the end +// of a parameter-declaration-clause without a preceding comma. In +// this case, the ellipsis is parsed as part of the +// abstract-declarator if the type of the parameter names a template +// parameter pack that has not been expanded; otherwise, it is parsed +// as part of the parameter-declaration-clause. + +template<typename T, typename ...Types> +struct X0 { + typedef identity<T(Types...)> function_pack_1; + typedef identity<T(Types......)> variadic_function_pack_1; + typedef identity<T(T...)> variadic_1; + typedef tuple<T(Types, ...)...> template_arg_expansion_1; +}; + + + +// FIXME: Once function parameter packs are implemented, we can test all of the disambiguation |