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Diffstat (limited to 'gcc/tree-vect-patterns.c')
| -rw-r--r-- | gcc/tree-vect-patterns.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/gcc/tree-vect-patterns.c b/gcc/tree-vect-patterns.c index c186c9a..0992fbc 100644 --- a/gcc/tree-vect-patterns.c +++ b/gcc/tree-vect-patterns.c @@ -1636,8 +1636,7 @@ vect_recog_rotate_pattern (vec<gimple> *stmts, tree *type_in, tree *type_out) if (TREE_CODE (def) == INTEGER_CST) { if (!tree_fits_uhwi_p (def) - || (unsigned HOST_WIDE_INT) tree_to_uhwi (def) - >= GET_MODE_PRECISION (TYPE_MODE (type)) + || tree_to_uhwi (def) >= GET_MODE_PRECISION (TYPE_MODE (type)) || integer_zerop (def)) return NULL; def2 = build_int_cst (stype, |