CFLAGS="-O2 -Wall -pedantic -mtune=native -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong -fstack-clash-protection -fcf-protection"
FFLAGS="-O2 -mtune=native -Wall -pedantic"
CXXFLAGS="-O2 -Wall -pedantic -mtune=native -Wno-ignored-attributes -Wno-parentheses -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong -fstack-clash-protection -fcf-protection"
JAVA_HOME=/usr/lib/jvm/java-11