- u -

• Uint128High64 : absl::uint128 , google::protobuf::uint128
• Uint128Low64 : absl::uint128 , google::protobuf::uint128
• Uint128Max : absl::uint128
• uniform_int_distribution : absl::uniform_int_distribution< IntType >::param_type
• uniform_real_distribution : absl::uniform_real_distribution< RealType >::param_type
• UnitTest : testing::TestResult
• UniversalEpoch : absl::Time
• UnknownField : google::protobuf::UnknownFieldSet
• UntypedFunctionMockerBase : testing::internal::ExpectationBase
• util::MessageDifferencer : google::protobuf::Reflection