andrew@webrtc.org | 31628aa | 2013-10-22 12:50:00 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
mbonadei | 9baa779 | 2017-05-15 08:06:47 -0700 | [diff] [blame^] | 11 | #ifndef WEBRTC_BASE_COMPILE_ASSERT_C_H_ |
| 12 | #define WEBRTC_BASE_COMPILE_ASSERT_C_H_ |
andrew@webrtc.org | 31628aa | 2013-10-22 12:50:00 +0000 | [diff] [blame] | 13 | |
andrew@webrtc.org | 31628aa | 2013-10-22 12:50:00 +0000 | [diff] [blame] | 14 | // Use this macro to verify at compile time that certain restrictions are met. |
| 15 | // The argument is the boolean expression to evaluate. |
| 16 | // Example: |
kjellander | e0ab0ad | 2017-04-10 23:21:43 -0700 | [diff] [blame] | 17 | // RTC_COMPILE_ASSERT(sizeof(foo) < 128); |
kwiberg | 729b21f | 2016-06-02 04:02:12 -0700 | [diff] [blame] | 18 | // Note: In C++, use static_assert instead! |
kjellander | e0ab0ad | 2017-04-10 23:21:43 -0700 | [diff] [blame] | 19 | #define RTC_COMPILE_ASSERT(expression) switch (0) {case 0: case expression:;} |
andrew@webrtc.org | 31628aa | 2013-10-22 12:50:00 +0000 | [diff] [blame] | 20 | |
mbonadei | 9baa779 | 2017-05-15 08:06:47 -0700 | [diff] [blame^] | 21 | #endif // WEBRTC_BASE_COMPILE_ASSERT_C_H_ |