It seems more ultimately helpful to directly translate address-model to -m32/-m64 on gcc, since that option works fine even if -march is not specified. [SVN r53510]
@@ -1 +1 @@
-Subproject commit 2ad4a8daa478b2df638f814786874d62b337eb4e
+Subproject commit 7db5ac7eedf82924b51f83f2a512273cbb1e68ec