re PR rtl-optimization/25578 (gfortran version 4.2.0 20051227 - 144 new...

re PR rtl-optimization/25578 (gfortran  version 4.2.0 20051227 - 144 new testsuite failures since 2005121)

gcc:
2006-01-03  Paolo Bonzini  <bonzini@gnu.org>

	PR rtl-optimization/25578
	* combine.c (combine_simplify_rtx, force_to_mode): Don't
	pass a parameter to simplify_shift_const if changing ASHIFTRT
	to LSHIFTRT.

gcc/testsuite:
2006-01-03  Paolo Bonzini  <bonzini@gnu.org>

	PR rtl-optimization/25578
	* gcc.c-torture/execute/20060102-1.c: New testcase.

From-SVN: r109281