File: rv-lvalue-req.C

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gcc-arm-none-eabi 15%3A8-2019-q3-1
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// { dg-do compile { target c++11 } }

template <class T> T&& declval();

int main()
{
  &declval<int>();		        // { dg-error "xvalue" }
  declval<int>() = declval<int>();	// { dg-error "xvalue" }
  declval<int>()++;			// { dg-error "xvalue" }
  --declval<int>();			// { dg-error "xvalue" }
  declval<int>() += 1;			// { dg-error "xvalue" }
}