re PR tree-optimization/43572 (FAIL: gfortran.dg/PR19872.f execution test; formatted read - wrong numbers)

2010-04-23  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/43572
	* tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.

From-SVN: r158671