[Bug tree-optimization/43431] Diagnostic message is not clear for vectorization profitability analysis

[spop at gcc dot gnu dot org]

------- Comment #3 from spop at gcc dot gnu dot org  2010-03-28 16:57 -------
What about fixing this bug with 

diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c
index afbd342..2601b58 100644
--- a/gcc/tree-vect-loop.c
+++ b/gcc/tree-vect-loop.c
@@ -2173,9 +2173,9 @@ vect_estimate_min_profitable_iters (loop_vec_info
loop_vinfo)
   else
     {
       if (vect_print_dump_info (REPORT_COST))
-        fprintf (vect_dump, "cost model: vector iteration cost = %d "
-                 "is divisible by scalar iteration cost = %d by a factor "
-                 "greater than or equal to the vectorization factor = %d .",
+        fprintf (vect_dump, "cost model: the vector iteration cost = %d "
+                "divided by the scalar iteration cost = %d "
+                "is greater or equal to the vectorization factor = %d.",
                  vec_inside_cost, scalar_single_iter_cost, vf);
       return -1;
     }


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43431