re PR rtl-optimization/55247 (internal compiler error: Max. number of generated reload insns per insn is achieved (90))

	PR rtl-optimization/55247
	PR middle-end/55259
	* emit-rtl.c (adjust_address_1): If POINTERS_EXTEND_UNSIGNED > 0,
	handle ZERO_EXTEND.
	* recog.c (offsettable_address_addr_space_p): Likewise.

From-SVN: r193415