# Check wether we support AVX512f extensions
LIBGFOR_CHECK_AVX512F
+# Check for FMA3 extensions
+LIBGFOR_CHECK_FMA3
+
+# Check for FMA4 extensions
+LIBGFOR_CHECK_FMA4
+
+# Check if AVX128 works
+LIBGFOR_CHECK_AVX128
+
# Determine what GCC version number to use in filesystem paths.
GCC_BASE_VER