[all-commits] [llvm/llvm-project] 08c828: Undo one llvm::Optional => std::optional

[Paul T Robinson via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 08c8280d5d8af7fb995aec8fc00b8cfbca4e9505
      https://github.com/llvm/llvm-project/commit/08c8280d5d8af7fb995aec8fc00b8cfbca4e9505
  Author: Paul Robinson <paul.robinson at sony.com>
  Date:   2022-12-16 (Fri, 16 Dec 2022)

  Changed paths:
    M llvm/unittests/Support/TypeTraitsTest.cpp

  Log Message:
  -----------
  Undo one llvm::Optional => std::optional

Using std::optional in Support/TypeTraitsTest.cpp causes gcc 7.5 to
complain. No public bots run a gcc that old, but we have internal bots
that do.

/home/probinson/projects/llvm-org/llvm-project/llvm/unittests/Support/TypeTraitsTest.cpp: In instantiation of ‘void {anonymous}::triviality::TrivialityTester() [with T = std::optional<int>; bool IsTriviallyCopyConstructible = true; bool IsTriviallyMoveConstructible = true]’:
/home/probinson/projects/llvm-org/llvm-project/llvm/unittests/Support/TypeTraitsTest.cpp:121:52:   required from here
/home/probinson/projects/llvm-org/llvm-project/llvm/unittests/Support/TypeTraitsTest.cpp:29:3: error: static assertion failed: Mismatch in expected trivial copy construction!
   static_assert(llvm::is_trivially_copy_constructible<T>::value ==
   ^~~~~~~~~~~~~
/home/probinson/projects/llvm-org/llvm-project/llvm/unittests/Support/TypeTraitsTest.cpp:32:3: error: static assertion failed: Mismatch in expected trivial move construction!
   static_assert(llvm::is_trivially_move_constructible<T>::value ==
   ^~~~~~~~~~~~~