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-rw-r--r--gcc/tree-vect-loop.cc3
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/tree-vect-loop.cc b/gcc/tree-vect-loop.cc
index 1996ecf..b1442a9 100644
--- a/gcc/tree-vect-loop.cc
+++ b/gcc/tree-vect-loop.cc
@@ -6232,7 +6232,8 @@ vect_create_epilog_for_reduction (loop_vec_info loop_vinfo,
}
/* Record this operation if it could be reused by the epilogue loop. */
- if (STMT_VINFO_REDUC_TYPE (reduc_info) == TREE_CODE_REDUCTION)
+ if (STMT_VINFO_REDUC_TYPE (reduc_info) == TREE_CODE_REDUCTION
+ && vec_num == 1)
loop_vinfo->reusable_accumulators.put (scalar_results[0],
{ orig_reduc_input, reduc_info });