diff options
Diffstat (limited to 'gcc/gcse.c')
| -rw-r--r-- | gcc/gcse.c | 9 |
1 files changed, 2 insertions, 7 deletions
@@ -1691,12 +1691,11 @@ free_pre_mem (void) static void prune_expressions (bool pre_p) { - sbitmap prune_exprs; struct gcse_expr *expr; unsigned int ui; basic_block bb; - prune_exprs = sbitmap_alloc (expr_hash_table.n_elems); + auto_sbitmap prune_exprs (expr_hash_table.n_elems); bitmap_clear (prune_exprs); for (ui = 0; ui < expr_hash_table.size; ui++) { @@ -1767,8 +1766,6 @@ prune_expressions (bool pre_p) break; } } - - sbitmap_free (prune_exprs); } /* It may be necessary to insert a large number of insns on edges to @@ -1783,7 +1780,6 @@ static void prune_insertions_deletions (int n_elems) { sbitmap_iterator sbi; - sbitmap prune_exprs; /* We always use I to iterate over blocks/edges and J to iterate over expressions. */ @@ -1797,7 +1793,7 @@ prune_insertions_deletions (int n_elems) /* Set of expressions which require too many insertions relative to the number of deletions achieved. We will prune these out of the insertion/deletion sets. */ - prune_exprs = sbitmap_alloc (n_elems); + auto_sbitmap prune_exprs (n_elems); bitmap_clear (prune_exprs); /* Iterate over the edges counting the number of times each expression @@ -1835,7 +1831,6 @@ prune_insertions_deletions (int n_elems) bitmap_clear_bit (pre_delete_map[i], j); } - sbitmap_free (prune_exprs); free (insertions); free (deletions); } |