2 // { dg-do compile { target c++11 } }
3 // { dg-additional-options -fabi-compat-version=0 }
7 template <class T, class... Ts> T sink(T&&, Ts&&...);
9 decltype(sink(U{1},T())) f(T) { return U{1}; }
11 // { dg-final { scan-assembler "_Z1fIiEDTcl4sinktl1ULi1EEcvT__EEES1_" } }