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Diffstat (limited to 'gcc/tree-vect-slp.cc')
| -rw-r--r-- | gcc/tree-vect-slp.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/tree-vect-slp.cc b/gcc/tree-vect-slp.cc index cb27d16..a9c7105 100644 --- a/gcc/tree-vect-slp.cc +++ b/gcc/tree-vect-slp.cc @@ -4950,6 +4950,9 @@ vect_analyze_slp (vec_info *vinfo, unsigned max_tree_size, max_tree_size, &limit, force_single_lane)) { + if (dump_enabled_p ()) + dump_printf_loc (MSG_MISSED_OPTIMIZATION, vect_location, + "SLP discovery of reduction chain failed\n"); /* Dissolve reduction chain group. */ stmt_vec_info vinfo = first_element; stmt_vec_info last = NULL; |