remove gitlab ci and unused compile flags

.gitlab-ci.yml

-stages:
-  - test
-
-.matrix:
-  parallel:
-    matrix:
-      - TEST: [
-          bloom_filter_test,
-          cuckoo_filter_test,
-          morton_filter_test,
-          morton_ota_filter_test,
-          xor_filter_test,
-          bloom_filter_pointer_test,
-          cuckoo_filter_pointer_test,
-          xor_filter_pointer_test,
-          amd_mortonfilter_test,
-          efficient_cuckoofilter_test,
-          vacuumfilter_test,
-          fastfilter_test,
-          div_test
-      ]
-
-test:
-  stage: test
-  extends: .matrix
-  script:
-    - mkdir -p build
-    - cd build
-    - cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo ..
-    - make ${TEST}
-    - ./test/${TEST}
-  cache:
-    key: "$CI_COMMIT_REF_SLUG"
-    paths:
-      - build/vendor/
-    policy: pull-push
-  tags:
-    - cmake 

CMakeLists.txt

@@ -26,10 +26,8 @@ set(NUMA_FOUND OFF)
 
 # set compile flags for rest of project
 set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -fno-tree-vectorize -march=native")
-#set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Wall -Wextra -march=skylake-avx512")
 set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} --coverage -fprofile-arcs -ftest-coverage -Wall -Wextra -march=native")
 set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -static-libasan -static-libubsan -fsanitize=address -fsanitize=leak -fsanitize=undefined -Wall -Wextra -Wno-unused-function -march=native")
-#set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fsanitize=undefined -Wall -Wextra -Wno-unused-function -march=native")
 
 # ---------------------------------------------------------------------------
 # Dependencies