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| author | Richard Guenther <rguenther@suse.de> | 2012-08-10 13:35:34 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2012-08-10 13:35:34 +0000 |
| commit | 09e4850d7e5ab207bf04c389c80ff9bc548f8298 (patch) | |
| tree | 31eaec0e13000baa8f1cb7ab7d41cd89f9b560a4 /gcc/fold-const.c | |
| parent | 99cababb4b154f763a609127b498a9f0fa99b3f8 (diff) | |
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re PR middle-end/54219 (__builtin_shuffle mask reversed)
2012-08-10 Richard Guenther <rguenther@suse.de>
PR middle-end/54219
* fold-const.c (fold_ternary_loc): Do not reverse the mask
when canonicalizing it when folding VEC_PERM_EXPR.
* gcc.dg/torture/vector-shuffle1.c: New testcase.
From-SVN: r190297
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 74fbb2a..5e14125 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -14189,7 +14189,7 @@ fold_ternary_loc (location_t loc, enum tree_code code, tree type, tree *tsel = XALLOCAVEC (tree, nelts); tree eltype = TREE_TYPE (TREE_TYPE (arg2)); for (i = 0; i < nelts; i++) - tsel[i] = build_int_cst (eltype, sel[nelts - i - 1]); + tsel[i] = build_int_cst (eltype, sel[i]); t = build_vector (TREE_TYPE (arg2), tsel); return build3_loc (loc, VEC_PERM_EXPR, type, op0, op1, t); } |