combine.c (recog_for_combine): Allocate uninitialized vector with rtvec_alloc.

	* combine.c (recog_for_combine): Allocate uninitialized vector with
	rtvec_alloc.
	* recog.c (apply_change_group): Likewise.

From-SVN: r37285

gcc/ChangeLog

+Tue Nov  7 06:29:24 2000  J"orn Rennecke <amylaar@redhat.com>
+
+	* combine.c (recog_for_combine): Allocate uninitialized vector with
+	rtvec_alloc.
+	* recog.c (apply_change_group): Likewise.
+
 Tue Nov  7 06:24:02 2000  J"orn Rennecke <amylaar@redhat.com>
 
 	* flow.c (verify_local_live_at_start): Back out last change.

gcc/combine.c

@@ -9680,7 +9680,7 @@ recog_for_combine (pnewpat, insn, pnotes)
   if (num_clobbers_to_add)
     {
       rtx newpat = gen_rtx_PARALLEL (VOIDmode,
-				     gen_rtvec (GET_CODE (pat) == PARALLEL
+				     rtvec_alloc (GET_CODE (pat) == PARALLEL
 						  ? (XVECLEN (pat, 0)
 						     + num_clobbers_to_add)
 						  : num_clobbers_to_add + 1));

gcc/recog.c

@@ -335,7 +335,7 @@ apply_change_group ()
 
 		   newpat
 		     = gen_rtx_PARALLEL (VOIDmode, 
-					 gen_rtvec (XVECLEN (pat, 0) - 1));
+					 rtvec_alloc (XVECLEN (pat, 0) - 1));
 		   for (j = 0; j < XVECLEN (newpat, 0); j++)
 		     XVECEXP (newpat, 0, j) = XVECEXP (pat, 0, j);
 		 }