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| author | Jakub Jelinek <jakub@redhat.com> | 2017-11-06 17:29:11 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2017-11-06 17:29:11 +0100 |
| commit | 3e2927a1b05739384d2080f46cd0836980911822 (patch) | |
| tree | d4e1447199945de3d15e2dc1eb1c2252b048b070 /gcc/gimple-ssa-store-merging.c | |
| parent | 7a1bdd662bc670ee14646b371699c724df3ba643 (diff) | |
| download | gcc-3e2927a1b05739384d2080f46cd0836980911822.zip gcc-3e2927a1b05739384d2080f46cd0836980911822.tar.gz gcc-3e2927a1b05739384d2080f46cd0836980911822.tar.bz2 | |
re PR tree-optimization/82838 (ICE in verify_ssa failed w/ store-merging)
PR tree-optimization/82838
* gimple-ssa-store-merging.c
(imm_store_chain_info::output_merged_store): Call force_gimple_operand_1
on a separate gimple_seq which is then appended to seq.
* gcc.c-torture/compile/pr82838.c: New test.
From-SVN: r254457
Diffstat (limited to 'gcc/gimple-ssa-store-merging.c')
| -rw-r--r-- | gcc/gimple-ssa-store-merging.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/gcc/gimple-ssa-store-merging.c b/gcc/gimple-ssa-store-merging.c index 5366a9b..3c29a5f 100644 --- a/gcc/gimple-ssa-store-merging.c +++ b/gcc/gimple-ssa-store-merging.c @@ -1642,10 +1642,14 @@ imm_store_chain_info::output_merged_store (merged_store_group *group) else if (operand_equal_p (base_addr, op.base_addr, 0)) load_addr[j] = addr; else - load_addr[j] - = force_gimple_operand_1 (unshare_expr (op.base_addr), - &seq, is_gimple_mem_ref_addr, - NULL_TREE); + { + gimple_seq this_seq; + load_addr[j] + = force_gimple_operand_1 (unshare_expr (op.base_addr), + &this_seq, is_gimple_mem_ref_addr, + NULL_TREE); + gimple_seq_add_seq_without_update (&seq, this_seq); + } } FOR_EACH_VEC_ELT (split_stores, i, split_store) |