Disable the tensor tests when using msvc since older versions of the compiler fail to handle this code
diff --git a/unsupported/test/CMakeLists.txt b/unsupported/test/CMakeLists.txt
index 2d65eb0..ff0ca75 100644
--- a/unsupported/test/CMakeLists.txt
+++ b/unsupported/test/CMakeLists.txt
@@ -112,6 +112,10 @@
# TODO: The following test names are prefixed with the cxx11 string, since historically
# the tests depended on c++11. This isn't the case anymore so we ought to rename them.
+# FIXME: Old versions of MSVC fail to compile this code, so we just disable these tests
+# when using visual studio. We should make the check more strict to enable the tests for
+# newer versions of MSVC.
+if (NOT CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
ei_add_test(cxx11_float16)
ei_add_test(cxx11_tensor_dimension)
ei_add_test(cxx11_tensor_map)
@@ -130,7 +134,8 @@
if("${CMAKE_SIZEOF_VOID_P}" EQUAL "8")
# This test requires __uint128_t which is only available on 64bit systems
ei_add_test(cxx11_tensor_uint128)
-endif()
+endif()
+endif()
if(EIGEN_TEST_CXX11)
# It should be safe to always run these tests as there is some fallback code for
