Fix bootstrap breakage on i686

gcc/ChangeLog:

2018-05-23  Luis Machado  <luis.machado@linaro.org>

	* tree-ssa-loop-prefetch.c (should_issue_prefetch_p): Use correct type
	modifier for printing the step amount.

From-SVN: r260629

gcc/ChangeLog

+2018-05-23  Luis Machado  <luis.machado@linaro.org>
+
+	* tree-ssa-loop-prefetch.c (should_issue_prefetch_p): Use correct type
+	modifier for printing the step amount.
+
 2018-05-23  Jozef Lawrynowicz  <jozef.l@somniumtech.com>
 
 	PR target/78849

gcc/tree-ssa-loop-prefetch.c

@@ -1012,8 +1012,8 @@ should_issue_prefetch_p (struct mem_ref *ref)
     {
       if (dump_file && (dump_flags & TDF_DETAILS))
 	fprintf (dump_file,
-		 "Step for reference %u:%u (%ld) is less than the mininum "
-		 "required stride of %d\n",
+		 "Step for reference %u:%u (" HOST_WIDE_INT_PRINT_DEC
+		 ") is less than the mininum required stride of %d\n",
 		 ref->group->uid, ref->uid, int_cst_value (ref->group->step),
 		 PREFETCH_MINIMUM_STRIDE);
       return false;