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Diffstat (limited to 'gcc/tree-loop-distribution.c')
| -rw-r--r-- | gcc/tree-loop-distribution.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/gcc/tree-loop-distribution.c b/gcc/tree-loop-distribution.c index 35d3821bb07..44423215332 100644 --- a/gcc/tree-loop-distribution.c +++ b/gcc/tree-loop-distribution.c @@ -2489,14 +2489,11 @@ loop_distribution::break_alias_scc_partitions (struct graph *rdg, if (cbdata.vertices_component[k] != i) continue; - /* Update postorder number so that merged reduction partition is - sorted after other partitions. */ - if (!partition_reduction_p (first) - && partition_reduction_p (partition)) - { - gcc_assert (pg->vertices[k].post < pg->vertices[j].post); - pg->vertices[j].post = pg->vertices[k].post; - } + /* Update to the minimal postordeer number of vertices in scc so + that merged partition is sorted correctly against others. */ + if (pg->vertices[j].post > pg->vertices[k].post) + pg->vertices[j].post = pg->vertices[k].post; + partition_merge_into (NULL, first, partition, FUSE_SAME_SCC); (*partitions)[k] = NULL; partition_free (partition); |