so much for googletest not failing any more

cmake/GoogleTest.cmake

diff --git a/cmake/GoogleTest.cmake b/cmake/GoogleTest.cmake
index dd611fc..305eb8d 100644
--- a/cmake/GoogleTest.cmake
+++ b/cmake/GoogleTest.cmake
@@ -29,6 +29,9 @@
 
 include(${GOOGLETEST_PREFIX}/googletest-paths.cmake)
 
+# googletest doesn't seem to want to stay build warning clean so let's not hurt ourselves.
+add_compile_options(-w)
+
 # Add googletest directly to our build. This defines
 # the gtest and gtest_main targets.
 add_subdirectory(${GOOGLETEST_SOURCE_DIR}