https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118748
--- Comment #14 from user3mila at disroot dot org --- Sorry it should be set here instead https://gitlab.alpinelinux.org/alpine/abuild/-/blob/master/default.conf. export CFLAGS="-Os -fstack-clash-protection -Wformat -Werror=format-security" export CXXFLAGS="-Os -fstack-clash-protection -Wformat -Werror=format-security" export CXXFLAGS="$CXXFLAGS -D_GLIBCXX_ASSERTIONS=1 -D_LIBCPP_ENABLE_THREAD_SAFETY_ANNOTATIONS=1 -D_LIBCPP_ENABLE_HARDENED_MODE=1" export LDFLAGS="-Wl,--as-needed,-O1,--sort-common" export GOFLAGS="-buildmode=pie -modcacherw -trimpath -buildvcs=false" # Do note that these should work with at least GDC and LDC export DFLAGS="-Os"