* cgraph.h (FOR_EACH_STATIC_VARIABLE, FOR_EACH_STATIC_INITIALIZER): New
	macros.
	(varpool_first_static_initializer, varpol_next_static_initializer): New
	inline functions.
	* ipa-reference.c (analyze_variable): Simplify.
	(static_execute): Use FOR_EACH_STATIC_INITIALIZER.
	* ipa-type-escape.c (type_escape_execute): Use FOR_EACH_STATIC_VARIABLE.

From-SVN: r120070