diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-ssa-loop-ivopts.c | 11 |
2 files changed, 14 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8b7ad4a..eb5105f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2020-01-31 Andrew Stubbs <ams@codesourcery.com> + + * tree-ssa-loop-ivopts.c (get_iv): Use sizetype for zero-step. + (find_inv_vars_cb): Likewise. + 2020-01-31 David Malcolm <dmalcolm@redhat.com> * calls.c (special_function_p): Split out the check for DECL_NAME diff --git a/gcc/tree-ssa-loop-ivopts.c b/gcc/tree-ssa-loop-ivopts.c index a21f307..1ce6d8b 100644 --- a/gcc/tree-ssa-loop-ivopts.c +++ b/gcc/tree-ssa-loop-ivopts.c @@ -1246,7 +1246,11 @@ get_iv (struct ivopts_data *data, tree var) if (!bb || !flow_bb_inside_loop_p (data->current_loop, bb)) - set_iv (data, var, var, build_int_cst (type, 0), true); + { + if (POINTER_TYPE_P (type)) + type = sizetype; + set_iv (data, var, var, build_int_cst (type, 0), true); + } } return name_info (data, var)->iv; @@ -2990,7 +2994,10 @@ find_inv_vars_cb (tree *expr_p, int *ws ATTRIBUTE_UNUSED, void *data) if (!bb || !flow_bb_inside_loop_p (idata->current_loop, bb)) { - set_iv (idata, op, op, build_int_cst (TREE_TYPE (op), 0), true); + tree steptype = TREE_TYPE (op); + if (POINTER_TYPE_P (steptype)) + steptype = sizetype; + set_iv (idata, op, op, build_int_cst (steptype, 0), true); record_invariant (idata, op, false); } } |