diff options
Diffstat (limited to 'gcc/tree-ssa-pre.c')
| -rw-r--r-- | gcc/tree-ssa-pre.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c index e25cec7..a17a09a 100644 --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -3471,6 +3471,7 @@ do_pre_regular_insertion (basic_block block, basic_block dom, add_to_value (val, newe); bitmap_value_replace_in_set (AVAIL_OUT (block), newe); bitmap_insert_into_set (NEW_SETS (block), newe); + bitmap_insert_into_set (PHI_GEN (block), newe); } } } @@ -3808,13 +3809,14 @@ insert (void) |= bitmap_value_replace_in_set (AVAIL_OUT (block), expr); } /* We need to iterate if AVAIL_OUT of an already processed - block source. */ + block source changed. */ if (avail_out_changed && !changed) { edge_iterator ei; edge e; FOR_EACH_EDGE (e, ei, block->succs) - if (bb_rpo[e->src->index] < idx) + if (e->dest->index != EXIT_BLOCK + && bb_rpo[e->dest->index] < idx) changed = true; } |