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author | Siyuan Zhou <siyuan.zhou@mongodb.com> | 2015-02-03 18:40:35 -0500 |
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committer | Siyuan Zhou <siyuan.zhou@mongodb.com> | 2015-02-05 13:53:16 -0500 |
commit | 93e72f29f5d58dff1229c8db9db62b4f02324117 (patch) | |
tree | 975970f00278485ab112767e2758d290da588665 /src/mongo/platform | |
parent | 68fe6570d19c744f84861b70d541e8b46ac24935 (diff) | |
download | mongo-93e72f29f5d58dff1229c8db9db62b4f02324117.tar.gz |
SERVER-8944 Use C++11 standard library functions for double NaN and Infinity detection
Diffstat (limited to 'src/mongo/platform')
-rw-r--r-- | src/mongo/platform/float_utils.h | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/src/mongo/platform/float_utils.h b/src/mongo/platform/float_utils.h deleted file mode 100644 index 035d31da3bb..00000000000 --- a/src/mongo/platform/float_utils.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * Copyright 2009 10gen Inc. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU Affero General Public License, version 3, - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Affero General Public License for more details. - * - * You should have received a copy of the GNU Affero General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * - * As a special exception, the copyright holders give permission to link the - * code of portions of this program with the OpenSSL library under certain - * conditions as described in each individual source file and distribute - * linked combinations including the program with the OpenSSL library. You - * must comply with the GNU Affero General Public License in all respects - * for all of the code used other than as permitted herein. If you modify - * file(s) with this exception, you may extend this exception to your - * version of the file(s), but you are not obligated to do so. If you do not - * wish to do so, delete this exception statement from your version. If you - * delete this exception statement from all source files in the program, - * then also delete it in the license file. - */ - -#pragma once - -namespace mongo { - - inline bool isNaN(double d) { - return d != d; - } - - inline bool isInf(double d, int* sign = 0) { - volatile double tmp = d; - - if ((tmp == d) && ((tmp - d) != 0.0)) { - if ( sign ) { - *sign = (d < 0.0 ? -1 : 1); - } - return true; - } - - if ( sign ) { - *sign = 0; - } - - return false; - } - -} |