With gcc 13 AVX is used in static initialization in math_test.cc --- highway-1.0.6/CMakeLists.txt.orig 2023-08-11 15:54:08.000000000 +0200 +++ highway-1.0.6/CMakeLists.txt 2023-08-21 21:31:34.886441037 +0200 @@ -564,7 +564,6 @@ list(APPEND HWY_TEST_FILES hwy/contrib/image/image_test.cc # Disabled due to SIGILL in clang7 debug build during gtest discovery phase, # not reproducible locally. Still tested via bazel build. - hwy/contrib/math/math_test.cc hwy/contrib/sort/sort_test.cc hwy/contrib/sort/bench_sort.cc hwy/contrib/unroller/unroller_test.cc