--- old/make/lib/Awt2dLibraries.gmk	2019-02-25 13:18:42.904683953 -0800
+++ new/make/lib/Awt2dLibraries.gmk	2019-02-25 13:18:42.596683964 -0800
@@ -613,7 +613,8 @@
         type-limits missing-field-initializers implicit-fallthrough \
         strict-aliasing undef unused-function, \
     DISABLED_WARNINGS_CXX_gcc := reorder delete-non-virtual-dtor strict-overflow \
-        maybe-uninitialized, \
+        maybe-uninitialized \
+        missing-attributes class-memaccess, \
     DISABLED_WARNINGS_clang := unused-value incompatible-pointer-types \
         tautological-constant-out-of-range-compare int-to-pointer-cast \
         sign-compare undef missing-field-initializers, \