1// RUN: not %clang_cc1 -std=c++11 %s 2>&1 | FileCheck %s 2 3// PR11000: Don't crash. 4class tuple<> 5{ 6 template <class _Alloc> 7 tuple(allocator_arg_t, const _Alloc&) {} 8 9// CHECK: 6 errors generated. 10