re PR rtl-optimization/69032 (ICE: in cfg_preds_1, at sel-sched-ir.c:4809 with -fsched-pressure -fsel-sched-pipelining -fselective-scheduling)

gcc/

	PR rtl-optimization/69032
	* sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
	looping backwards over basic block insns.

testsuite/

	PR rtl-optimization/69032
	* gcc.dg/pr69032.c: New test.

From-SVN: r234219