all-stagefeedback-libcpp: maybe-all-stagefeedback-intl
all-fixincludes: maybe-all-libiberty
all-gnattools: maybe-all-target-libada
+all-gnattools: maybe-all-target-libstdc++-v3
all-lto-plugin: maybe-all-libiberty
all-stage1-lto-plugin: maybe-all-stage1-libiberty