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Diffstat (limited to 'gcc/tree-vect-slp-patterns.c')
| -rw-r--r-- | gcc/tree-vect-slp-patterns.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/tree-vect-slp-patterns.c b/gcc/tree-vect-slp-patterns.c index bb2830d..fede889 100644 --- a/gcc/tree-vect-slp-patterns.c +++ b/gcc/tree-vect-slp-patterns.c @@ -240,7 +240,8 @@ linear_loads_p (slp_tree_to_load_perm_map_t *perm_cache, slp_tree root) { complex_load_perm_t res = linear_loads_p (perm_cache, child); kind = vect_merge_perms (kind, res.first); - if (kind == PERM_UNKNOWN) + /* Unknown and Top are not valid on blends as they produce no permute. */ + if (kind == PERM_UNKNOWN || kind == PERM_TOP) return retval; all_loads.safe_push (res.second); } |