diff options
| author | Richard Biener <rguenther@suse.de> | 2019-09-26 16:54:51 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2019-09-26 16:54:51 +0000 |
| commit | 0bfc204142439b8167bf3447d7d12b65d1da82f8 (patch) | |
| tree | a2335246e4ea0ed0bd0ecd9fb508bcd581749c5f /gcc/expr.c | |
| parent | 1b4dbccc1f828fa00e6acc8b88d24301c65552df (diff) | |
re PR tree-optimization/91896 (ICE in vect_get_vec_def_for_stmt_copy, at tree-vect-stmts.c:1687)
2019-09-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/91896
* tree-vect-loop.c (vectorizable_reduction): The single
def-use cycle optimization cannot apply when there's more
than one pattern stmt involved.
* gcc.dg/torture/pr91896.c: New testcase.
From-SVN: r276158
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/gcc/expr.c b/gcc/expr.c index 2f2b53f8b69..7a7070670ed 100644 --- a/gcc/expr.c +++ b/gcc/expr.c @@ -7230,12 +7230,13 @@ get_inner_reference (tree exp, poly_int64_pod *pbitsize, *punsignedp = (! INTEGRAL_TYPE_P (TREE_TYPE (exp)) || TYPE_UNSIGNED (TREE_TYPE (exp))); - /* For vector types, with the correct size of access, use the mode of - inner type. */ - if (TREE_CODE (TREE_TYPE (TREE_OPERAND (exp, 0))) == VECTOR_TYPE - && TREE_TYPE (exp) == TREE_TYPE (TREE_TYPE (TREE_OPERAND (exp, 0))) - && tree_int_cst_equal (size_tree, TYPE_SIZE (TREE_TYPE (exp)))) - mode = TYPE_MODE (TREE_TYPE (exp)); + /* For vector element types with the correct size of access or for + vector typed accesses use the mode of the access type. */ + if ((TREE_CODE (TREE_TYPE (TREE_OPERAND (exp, 0))) == VECTOR_TYPE + && TREE_TYPE (exp) == TREE_TYPE (TREE_TYPE (TREE_OPERAND (exp, 0))) + && tree_int_cst_equal (size_tree, TYPE_SIZE (TREE_TYPE (exp)))) + || VECTOR_TYPE_P (TREE_TYPE (exp))) + mode = TYPE_MODE (TREE_TYPE (exp)); } else { |