diff options
Diffstat (limited to 'gcc/tree-ssa-dce.c')
| -rw-r--r-- | gcc/tree-ssa-dce.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/gcc/tree-ssa-dce.c b/gcc/tree-ssa-dce.c index 4225c3cc1a1..428dc814d93 100644 --- a/gcc/tree-ssa-dce.c +++ b/gcc/tree-ssa-dce.c @@ -1040,14 +1040,12 @@ remove_dead_stmt (gimple_stmt_iterator *i, basic_block bb) { if (!bb_postorder) { - int *postorder = XNEWVEC (int, n_basic_blocks_for_fn (cfun)); - int postorder_num - = inverted_post_order_compute (postorder, - &bb_contains_live_stmts); + auto_vec<int, 20> postorder; + inverted_post_order_compute (&postorder, + &bb_contains_live_stmts); bb_postorder = XNEWVEC (int, last_basic_block_for_fn (cfun)); - for (int i = 0; i < postorder_num; ++i) + for (unsigned int i = 0; i < postorder.length (); ++i) bb_postorder[postorder[i]] = i; - free (postorder); } FOR_EACH_EDGE (e2, ei, bb->succs) if (!e || e2->dest == EXIT_BLOCK_PTR_FOR_FN (cfun) |