https://gcc.gnu.org/ml/gcc-patches/2019-09/msg00697.html
	gcc/
	* tree.h (MARK_TS_TYPE_NON_COMMON): New.
	* tree.c (tree_node_structure_for_code): Reformat and alphabetize.

	gcc/cp/
	* c-objcp-common.c (cp-objcp-common.c): Alphababetize and
	correctly mark all C++ nodes.

From-SVN: r275641