combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after applying distributive law.

	* combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
	applying distributive law.

From-SVN: r42159

gcc/ChangeLog

+Wed May 16 18:53:23 CEST 2001  Jan Hubicka  <jh@suse.cz>
+
+	* combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
+	applying distributive law.
+
 2001-05-16  John David Anglin  <dave@hiauly1.hia.nrc.ca>
 
 	* pa-hpux10.h (THREAD_MODEL_SPEC): Define.

gcc/combine.c

@@ -3706,6 +3706,7 @@ combine_simplify_rtx (x, op0_mode, last, in_dest)
     {
       x = apply_distributive_law (x);
       code = GET_CODE (x);
+      op0_mode = VOIDmode;
     }
 
   /* If CODE is an associative operation not otherwise handled, see if we