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view gcc/testsuite/g++.dg/cpp0x/rv-lvalue-req.C @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 84e7813d76e9
children
line wrap: on
line source

// { dg-do compile { target c++11 } }

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

int main()
{
  &declval<int>();		        // { dg-error "16:taking address of rvalue" }
  declval<int>() = declval<int>();	// { dg-error "15:using rvalue as lvalue" }
  declval<int>()++;			// { dg-error "15:using rvalue as lvalue" }
  --declval<int>();			// { dg-error "17:using rvalue as lvalue" }
  declval<int>() += 1;			// { dg-error "rvalue" }
}