Document clang-tidy libstdc++ incompatibility

Fixes #2627

Change-Id: I424698e22d2c73716fe53ae750bc260e3872a91f

diff --git a/docs/dev-manual/tools.rst b/docs/dev-manual/tools.rst
index 9da071e6e5a2e68f9f0a7ceb6dc80b73c7baad21..979c381c9060ddee93d5818048738e594985d745 100644 (file)
--- a/docs/dev-manual/tools.rst
+++ b/docs/dev-manual/tools.rst
@@ -85,7 +85,7 @@ clang-tidy
   `clang-tidy <http://releases.llvm.org/6.0.0/tools/clang/tools/extra/docs/clang-tidy/index.html>`_
   is used for static code analysis. clang-tidy is easy to install. It is contained in
   the llvm binary `package <http://releases.llvm.org/download.html#6.0.0>`_. Only
-  version 6.0.* is supported. Others might miss tests or give false positives.
+  version 6.0.* with libstdc++<7 or libc++ is supported. Others might miss tests or give false positives.
   It is run automatically on Jenkins for each commit. Many checks have fixes which can automatically be
   applied. To run it, the build has to be configured with
   ``cmake -DGMX_CLANG_TIDY=ON -DGMX_OPENMP=no -DCMAKE_BUILD_TYPE=Debug -DCMAKE_EXPORT_COMPILE_COMMANDS=on``.