http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48745
Summary: [C++0x] Segmentation fault with list-initialization, void initializers and variadics Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassig...@gcc.gnu.org ReportedBy: daniel.krueg...@googlemail.com CC: ja...@redhat.com The following code causes a segmentation fault with 4.7.0 20110422 (experimental) in C++0x mode at the line marked with #: //-------------- template<class T> struct add_rval_ref { typedef T&& type; }; template<> struct add_rval_ref<void> { typedef void type; }; template<class T> typename add_rval_ref<T>::type create(); template<class T, class... Args> decltype(T{create<Args>()...}, char()) f(int); template<class, class...> char (&f(...))[2]; static_assert(sizeof(f<int, void>(0)) != 1, "Error"); // # //-------------- "internal compiler error: Segmentation fault" The code should be accepted.