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| author | Matt Derksen <v2cibmd@us.ibm.com> | 2016-05-04 12:33:45 -0500 |
|---|---|---|
| committer | William G. Hoffa <wghoffa@us.ibm.com> | 2016-05-07 17:41:05 -0400 |
| commit | 448ce72a1c64cdfcaf97d7fdd4f58ce5a70095e6 (patch) | |
| tree | a4b544db53759b8f0abc7dd4a55df03b34a9bf65 /src/include/util | |
| parent | a89375d152ce068675e879938c1ec324f0401200 (diff) | |
| download | talos-hostboot-448ce72a1c64cdfcaf97d7fdd4f58ce5a70095e6.tar.gz talos-hostboot-448ce72a1c64cdfcaf97d7fdd4f58ce5a70095e6.zip | |
Implement std::enable_if in HB
Change-Id: I72f415403ef0d88defc80f81cb1038013f94b99f
RTC:152209
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/24091
Tested-by: Jenkins Server
Reviewed-by: Martin Gloff <mgloff@us.ibm.com>
Tested-by: FSP CI Jenkins
Reviewed-by: A. P. Williams III <iawillia@us.ibm.com>
Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com>
Reviewed-by: William G. Hoffa <wghoffa@us.ibm.com>
Diffstat (limited to 'src/include/util')
| -rw-r--r-- | src/include/util/impl/enable_if.H | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/include/util/impl/enable_if.H b/src/include/util/impl/enable_if.H new file mode 100644 index 000000000..240a22d38 --- /dev/null +++ b/src/include/util/impl/enable_if.H @@ -0,0 +1,42 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/include/util/impl/enable_if.H $ */ +/* */ +/* OpenPOWER HostBoot Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2016 */ +/* [+] International Business Machines Corp. */ +/* */ +/* */ +/* Licensed under the Apache License, Version 2.0 (the "License"); */ +/* you may not use this file except in compliance with the License. */ +/* You may obtain a copy of the License at */ +/* */ +/* http://www.apache.org/licenses/LICENSE-2.0 */ +/* */ +/* Unless required by applicable law or agreed to in writing, software */ +/* distributed under the License is distributed on an "AS IS" BASIS, */ +/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */ +/* implied. See the License for the specific language governing */ +/* permissions and limitations under the License. */ +/* */ +/* IBM_PROLOG_END_TAG */ +#ifndef __UTIL_IMPL_ENABLE_IF_H +#define __UTIL_IMPL_ENABLE_IF_H +namespace std +{ + // If Cond is true, std::enable_if has a public member typedef type, + // equal to T; otherwise, there is no member typedef + template <bool Cond, class T = void> + struct enable_if {}; + + template <class T> + struct enable_if<true, T> { typedef T type; }; + + // Helper type + template< bool Cond, class T = void > + using enable_if_t = typename enable_if<Cond,T>::type; +} + +#endif |
