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Diffstat (limited to 'gcc/tree-vect-generic.c')
| -rw-r--r-- | gcc/tree-vect-generic.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/tree-vect-generic.c b/gcc/tree-vect-generic.c index 87130bd..d55485d 100644 --- a/gcc/tree-vect-generic.c +++ b/gcc/tree-vect-generic.c @@ -1015,9 +1015,14 @@ optimize_vector_constructor (gimple_stmt_iterator *gsi) tree *cst; gimple g; tree base = NULL_TREE; + optab op; if (nelts <= 2 || CONSTRUCTOR_NELTS (rhs) != nelts) return; + op = optab_for_tree_code (PLUS_EXPR, type, optab_default); + if (op == unknown_optab + || optab_handler (op, TYPE_MODE (type)) == CODE_FOR_nothing) + return; FOR_EACH_VEC_SAFE_ELT (CONSTRUCTOR_ELTS (rhs), i, elt) if (TREE_CODE (elt->value) != SSA_NAME || TREE_CODE (TREE_TYPE (elt->value)) == VECTOR_TYPE) |