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| author | Bin Cheng <bin.cheng@arm.com> | 2016-06-17 09:17:39 +0000 |
|---|---|---|
| committer | Bin Cheng <amker@gcc.gnu.org> | 2016-06-17 09:17:39 +0000 |
| commit | c7041a4fa37cc4e5b2334701f30a36690e6ddb5d (patch) | |
| tree | 5dc12884f2dbf02861d6a012af0ce16abbac1c11 /gcc/tree-vect-loop.c | |
| parent | 97816be433afedd0a407672b6f2fad23d179447b (diff) | |
| download | gcc-c7041a4fa37cc4e5b2334701f30a36690e6ddb5d.zip gcc-c7041a4fa37cc4e5b2334701f30a36690e6ddb5d.tar.gz gcc-c7041a4fa37cc4e5b2334701f30a36690e6ddb5d.tar.bz2 | |
tree-vect-loop.c (vect_create_epilog_for_reduction): Only insert gimple seq if it's not empty.
* tree-vect-loop.c (vect_create_epilog_for_reduction): Only
insert gimple seq if it's not empty.
From-SVN: r237550
Diffstat (limited to 'gcc/tree-vect-loop.c')
| -rw-r--r-- | gcc/tree-vect-loop.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index a2413bf..6c0337b 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -4353,7 +4353,9 @@ vect_create_epilog_for_reduction (vec<tree> vect_defs, gimple *stmt, gimple_seq stmts; vec_init_def = force_gimple_operand (vec_initial_defs[i], &stmts, true, NULL_TREE); - gsi_insert_seq_on_edge_immediate (loop_preheader_edge (loop), stmts); + if (stmts) + gsi_insert_seq_on_edge_immediate (loop_preheader_edge (loop), stmts); + def = vect_defs[i]; for (j = 0; j < ncopies; j++) { |