attributes_test.cc (1373B)
1 // Copyright 2025 The Abseil Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #include "absl/base/attributes.h" 16 17 #include "gtest/gtest.h" 18 #include "absl/base/config.h" 19 20 namespace { 21 22 TEST(Attributes, RequireExplicitInit) { 23 struct Agg { 24 int f1; 25 int f2 ABSL_REQUIRE_EXPLICIT_INIT; 26 }; 27 Agg good1 ABSL_ATTRIBUTE_UNUSED = {1, 2}; 28 #if ABSL_INTERNAL_CPLUSPLUS_LANG >= 202002L 29 Agg good2 ABSL_ATTRIBUTE_UNUSED(1, 2); 30 #endif 31 Agg good3 ABSL_ATTRIBUTE_UNUSED{1, 2}; 32 Agg good4 ABSL_ATTRIBUTE_UNUSED = {1, 2}; 33 Agg good5 ABSL_ATTRIBUTE_UNUSED = Agg{1, 2}; 34 Agg good6[1] ABSL_ATTRIBUTE_UNUSED = {{1, 2}}; 35 Agg good7[1] ABSL_ATTRIBUTE_UNUSED = {Agg{1, 2}}; 36 union { 37 Agg agg; 38 } good8 ABSL_ATTRIBUTE_UNUSED = {{1, 2}}; 39 constexpr Agg good9 ABSL_ATTRIBUTE_UNUSED = {1, 2}; 40 constexpr Agg good10 ABSL_ATTRIBUTE_UNUSED{1, 2}; 41 } 42 43 } // namespace