diff options
Diffstat (limited to 'gcc/cfgcleanup.c')
| -rw-r--r-- | gcc/cfgcleanup.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc/cfgcleanup.c b/gcc/cfgcleanup.c index 15dbec1..070c1c7 100644 --- a/gcc/cfgcleanup.c +++ b/gcc/cfgcleanup.c @@ -147,7 +147,7 @@ try_simplify_condjump (cbranch_block) unconditional jump. */ jump_block = cbranch_fallthru_edge->dest; if (jump_block->pred->pred_next - || jump_block->index == n_basic_blocks - 1 + || jump_block->next_bb == EXIT_BLOCK_PTR || !FORWARDER_BLOCK_P (jump_block)) return false; jump_dest_block = jump_block->succ->dest; @@ -1615,7 +1615,7 @@ try_optimize_cfg (mode) /* Delete trivially dead basic blocks. */ while (b->pred == NULL) { - c = BASIC_BLOCK (b->index - 1); + c = b->prev_bb; if (rtl_dump_file) fprintf (rtl_dump_file, "Deleting block %i.\n", b->index); @@ -1669,7 +1669,7 @@ try_optimize_cfg (mode) "Deleting fallthru block %i.\n", b->index); - c = BASIC_BLOCK (b->index ? b->index - 1 : 1); + c = b->prev_bb == ENTRY_BLOCK_PTR ? b->next_bb : b->prev_bb; redirect_edge_succ_nodup (b->pred, b->succ->dest); flow_delete_block (b); changed = true; |