re PR c/64768 (internal compiler error: tree check: expected tree that contains ...

re PR c/64768 (internal compiler error: tree check: expected tree that contains ‘decl with RTL’ structure, have ‘field_decl’ in set_decl_rtl, at emit-rtl.c:1274)

	PR c/64768
	* c-decl.c (grokdeclarator): Set the range of a flexible array member
	declared through a typedef name.

	* gcc.dg/array-11.c: New test.
	* gcc.dg/array-12.c: New test.
	* gcc.dg/array-13.c: New test.
	* gcc.dg/array-14.c: New test.
	* gcc.dg/c99-flex-array-typedef-1.c: New test.
	* gcc.dg/c99-flex-array-typedef-2.c: New test.
	* gcc.dg/c99-flex-array-typedef-3.c: New test.
	* gcc.dg/c99-flex-array-typedef-5.c: New test.
	* gcc.dg/c99-flex-array-typedef-7.c: New test.
	* gcc.dg/c99-flex-array-typedef-8.c: New test.

From-SVN: r220708