Added change suggested by Saleem for Windows/CMake build.

stephentyrone · stephentyrone · commit a4372aa8d62c · 2020-08-24T18:31:12.000-04:00
diff --git a/Sources/CMakeLists.txt b/Sources/CMakeLists.txt
@@ -11,3 +11,6 @@ add_subdirectory(_NumericsShims)
 add_subdirectory(ComplexModule)
 add_subdirectory(Numerics)
 add_subdirectory(RealModule)
+if(BUILD_TESTING)
+  add_subdirectory(_TestSupport)
+endif()
