* c-decl.c (widest_integer_literal_type_node,
	widest_unsigned_literal_type) : New.
	(init_decl_processing): Handle/use the two new types.
	* c-common.c (type_for_size,type_for_mode) : Same.
	* c-lex.c (yylex) : Same.
	* c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
	Same.
	* c-tree.h (widest_integer_literal_type_node,
	widest_unsigned_literal_type) : New.
For gcc/cp:
	* cp-tree.h (widest_integer_literal_type_node,
	widest_unsigned_literal_type) : New.
	* decl.c (widest_integer_literal_type_node,
	widest_unsigned_literal_type) : New.
	(init_decl_processing): Handle/use the two new types.
	* lex.c (real_yylex): Same.
	* typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
	Same.

From-SVN: r27923