gimple-ssa-strength-reduction.c (count_candidates): Change return value to int.

2013-05-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gimple-ssa-strength-reduction.c (count_candidates): Change
	return value to int.
	(analyze_candidates_and_replace): Change type of length to int.

From-SVN: r198715

gcc/ChangeLog

+2013-05-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+	* gimple-ssa-strength-reduction.c (count_candidates): Change
+	return value to int.
+	(analyze_candidates_and_replace): Change type of length to int.
+
 2013-05-08  Uros Bizjak  <ubizjak@gmail.com>
 
 	* config/i386/sse.md (PEXTR_MODE, PEXTR_MODEx): Remove.

gcc/gimple-ssa-strength-reduction.c

@@ -2259,7 +2259,7 @@ replace_uncond_cands_and_profitable_phis (slsr_cand_t c)
 /* Count the number of candidates in the tree rooted at C that have
    not already been replaced under other interpretations.  */
 
-static unsigned
+static int
 count_candidates (slsr_cand_t c)
 {
   unsigned count = cand_already_replaced (c) ? 0 : 1;
@@ -3361,7 +3361,7 @@ analyze_candidates_and_replace (void)
 	 less expensive to calculate than the replaced statements.  */
       else
 	{
-	  unsigned length;
+	  int length;
 	  enum machine_mode mode;
 	  bool speed;