From: Matthias Maier Date: Fri, 22 May 2020 14:24:23 +0000 (-0500) Subject: address review comments X-Git-Tag: v9.3.0-rc1~1575^2~7 X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2f7a7f25631918a832dc273422193d9e69ac9669;p=dealii.git address review comments --- diff --git a/doc/news/changes/incompatibilities/20200521Maier-2 b/doc/news/changes/incompatibilities/20200521Maier-2 index e18f51956f..3f56753e0d 100644 --- a/doc/news/changes/incompatibilities/20200521Maier-2 +++ b/doc/news/changes/incompatibilities/20200521Maier-2 @@ -1,9 +1,9 @@ Removed: The DEAL_II_WITH_CXX14 and DEAL_II_WITH_CXX17 configuration options have been removed. -The library will now be compiled with the defaultr C++ standard enabled by +The library will now be compiled with the default C++ standard enabled by the compiler. This is (as of May 2020) C++14 for all compilers. If you want to override that behavior, please set the C++ standard directly for example by configuring with -DDEAL_II_CXX_FLAGS="-std=c++17", or by -setting the environement variable CXXFLAGS="-std=c++17". +setting the environement variable CXXFLAGS="-std=c++17".
(Matthias Maier, 2020/05/21) diff --git a/doc/users/cmake_dealii.html b/doc/users/cmake_dealii.html index f64ccd9f5d..c91e866900 100644 --- a/doc/users/cmake_dealii.html +++ b/doc/users/cmake_dealii.html @@ -417,7 +417,18 @@ library - builds and installs the 'library' component configuration.

- +

+ The library will be compiled with the default C++ standard enabled by + the compiler. This is (as of May 2020) C++14 for all compilers. If + you want to override this behavior, please set the C++ standard + directly for example by configuring with + -DDEAL_II_CXX_FLAGS="-std=c++17", or by setting the + environement variable CXXFLAGS="-std=c++17". + + Similarly, for enabling SIMD vectorization support, you have to set + an appropriate target architecture via -march=..., for + example -DDEAL_II_CXX_FLAGS="-march=native". +

Feature configuration