diff options
Diffstat (limited to 'gcc/tree-vectorizer.c')
| -rw-r--r-- | gcc/tree-vectorizer.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/tree-vectorizer.c b/gcc/tree-vectorizer.c index 4a9bbe8..b38156a 100644 --- a/gcc/tree-vectorizer.c +++ b/gcc/tree-vectorizer.c @@ -640,6 +640,10 @@ slpeel_update_phi_nodes_for_guard2 (edge guard_edge, struct loop *loop, { orig_phi = update_phi; orig_def = PHI_ARG_DEF_FROM_EDGE (orig_phi, e); + /* This loop-closed-phi actually doesn't represent a use + out of the loop - the phi arg is a constant. */ + if (TREE_CODE (orig_def) != SSA_NAME) + continue; orig_def_new_name = get_current_def (orig_def); arg = NULL_TREE; |