2017-05-08 Nathan Sidwell <nathan@acm.org>
* class.c (build_vtbl_initializer): Don't shadow outer variable
with static var.
===================================================================
@@ -9769,18 +9769,19 @@ build_vtbl_initializer (tree binfo,
/* Likewise for deleted virtuals. */
else if (DECL_DELETED_FN (fn_original))
{
- static tree fn;
+ static tree dvirt_fn;
- if (!fn)
+ if (!dvirt_fn)
{
tree name = get_identifier ("__cxa_deleted_virtual");
- fn = IDENTIFIER_GLOBAL_VALUE (name);
- if (!fn)
- fn = push_library_fn
+ dvirt_fn = IDENTIFIER_GLOBAL_VALUE (name);
+ if (!dvirt_fn)
+ dvirt_fn = push_library_fn
(name,
build_function_type_list (void_type_node, NULL_TREE),
NULL_TREE, ECF_NORETURN);
}
+ fn = dvirt_fn;
if (!TARGET_VTABLE_USES_DESCRIPTORS)
init = fold_convert (vfunc_ptr_type_node,
build_fold_addr_expr (fn));
@@ -9789,7 +9790,8 @@ build_vtbl_initializer (tree binfo,
{
if (!integer_zerop (delta) || vcall_index)
{
- fn = make_thunk (fn, /*this_adjusting=*/1, delta, vcall_index);
+ fn = make_thunk (fn, /*this_adjusting=*/1,
+ delta, vcall_index);
if (!DECL_NAME (fn))
finish_thunk (fn);
}
On 05/08/2017 11:17 AM, Andreas Schwab wrote: > g++.dg/cpp0x/defaulted34.C has the same problem. I'd managed to flub my xcompiler build. The code path for fn-descriptor-using targets is different, and I'd missed that the shadowed outer 'fn' was expected to have been initialized in that case. Committed the attached fix. nathan