Hi! On Mon, 23 Jun 2014 22:25:41 +0200, Jan Hubicka <hubi...@ucw.cz> wrote: > this patch makes DECL_VINDEX and DECL_SAVED_TREE to be FUNCTION_DECL only.
> Bootstrapped/regtested x86_64-linux, OK?
... without --enable-checking=fold. ;-P
> * class.c (check_methods, create_vtable_ptr, determine_key_method,
> add_vcall_offset_vtbl_entries_1): Guard VINDEX checks by FUNCTION_DECL
> check.
> * cp-tree.h (lang_decl_ns): Add ns_using and ns_users.
> (DECL_NAMESPACE_USING, DECL_NAMESPACE_USERS): Use lang_decl_ns.
> (DECL_NAMESPACE_ASSOCIATIONS): Use DECL_INITIAL.
> (DECL_TEMPLATE_INSTANTIATIONS): Use DECL_SIZE_UNIT.
> * tree.c (find_decls_types_r): Do not check DECL_VINDEX for TYPE_DECL.
> * tree.h (DECL_VINDEX, DECL_SAVED_TREE): Restrict to DECL_FUNCTION.
> * tree-core.h (tree_decl_non_common): Move saved_tree and vindex...
> (tree_function_decl): ... here.
> * tree-streamer-out.c (write_ts_decl_non_common_tree_pointers): Move
> streaming of vindex to ...
> (write_ts_function_decl_tree_pointers): ... here.
>
> * tree-streamer-in.c (lto_input_ts_decl_non_common_tree_pointers):
> Do not stream DECL_VINDEX.
> (lto_input_ts_function_decl_tree_pointers): Stream it here.
>
> * lto.c (mentions_vars_p_decl_non_common): Move DECL_VINDEX check to ..
> (mentions_vars_p_function): ... here.
> (compare_tree_sccs_1): Update VINDEX checks.
> (lto_fixup_prevailing_decls): Likewise.
I'm seeing ICEs: »tree check: expected function_decl, have type_decl in
fold_checksum_tree, at fold-const.c:14861«. Is the following the correct
fix, or should this be done differently?
--- gcc/fold-const.c
+++ gcc/fold-const.c
@@ -14858,7 +14858,8 @@ fold_checksum_tree (const_tree expr, struct md5_ctx
*ctx,
if (CODE_CONTAINS_STRUCT (TREE_CODE (expr), TS_DECL_NON_COMMON))
{
- fold_checksum_tree (DECL_VINDEX (expr), ctx, ht);
+ if (TREE_CODE (expr) == FUNCTION_DECL)
+ fold_checksum_tree (DECL_VINDEX (expr), ctx, ht);
fold_checksum_tree (DECL_RESULT_FLD (expr), ctx, ht);
fold_checksum_tree (DECL_ARGUMENT_FLD (expr), ctx, ht);
}
Grüße,
Thomas
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