gcc-4.9/gcc/testsuite/g++.dg/cpp0x/pr33839.C


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// { dg-do compile { target c++11 } }
template<int> struct A;

void foo()
{
  __decltype A<0>; // { dg-error "invalid declarator|expected" }
  __decltype (A<0>); // { dg-error "must be an expression" }
}