Update CI. Add msys2 cfg

.gitlab-ci.yml

@@ -6,6 +6,10 @@ default:
         - source /opt/intel/mkl/bin/mklvars.sh intel64
         - source /opt/intel/tbb/bin/tbbvars.sh intel64
 
+.global_tag: &global_tag_def
+    tags:
+        - mn2l
+
 stages:
     - build
     - test

CMake/msys2.cmake

+# Copyright 2020 University of Liège
+# 
+# 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.
+
+# MSYS2 with MinGW (AC)
+
+SET(CMAKE_GENERATOR "MSYS Makefiles" CACHE INTERNAL "" FORCE)