re PR rtl-optimization/5747 (ss20020218 fails to build binutils-2.11.93.0.2 on sparc-suse-linux - ICE in loop.c)

	PR optimization/5747
	* loop.c (scan_loop): Update reg info if move_movables created new
	pseudos.

	* gcc.dg/20020222-1.c: New test.

From-SVN: r49989