1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ART_CMDLINE_UNIT_H_ 18 #define ART_CMDLINE_UNIT_H_ 19 20 namespace art { 21 22 // Used for arguments that simply indicate presence (e.g. "-help") without any values. 23 struct Unit { 24 // Historical note: We specified a user-defined constructor to avoid 25 // 'Conditional jump or move depends on uninitialised value(s)' errors 26 // when running Valgrind. UnitUnit27 Unit() {} 28 Unit(const Unit&) = default; ~UnitUnit29 ~Unit() {} 30 bool operator==(Unit) const { 31 return true; 32 } 33 }; 34 35 } // namespace art 36 37 #endif // ART_CMDLINE_UNIT_H_ 38